<SEC-DOCUMENT>0001437749-25-030649.txt : 20251007
<SEC-HEADER>0001437749-25-030649.hdr.sgml : 20251007
<ACCEPTANCE-DATETIME>20251007161522
ACCESSION NUMBER:		0001437749-25-030649
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		13
CONFORMED PERIOD OF REPORT:	20251007
ITEM INFORMATION:		Shareholder Nominations Pursuant to Exchange Act Rule 14a-11
FILED AS OF DATE:		20251007
DATE AS OF CHANGE:		20251007

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BioCardia, Inc.
		CENTRAL INDEX KEY:			0000925741
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				232753988
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38999
		FILM NUMBER:		251380015

	BUSINESS ADDRESS:	
		STREET 1:		320 SOQUEL WAY
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94085
		BUSINESS PHONE:		650-226-0123

	MAIL ADDRESS:	
		STREET 1:		320 SOQUEL WAY
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94085

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Tiger X Medical, Inc.
		DATE OF NAME CHANGE:	20110616

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cardo Medical, Inc.
		DATE OF NAME CHANGE:	20081027

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CLICKNSETTLE COM INC
		DATE OF NAME CHANGE:	20000823
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>bcda20251007_8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
<XBRL>
<?xml version='1.0' encoding='ASCII'?>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:naics="http://xbrl.sec.gov/naics/2024" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:ixt-sec="http://www.sec.gov/inlineXBRL/transformation/2015-08-31" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:ixt="http://www.xbrl.org/inlineXBRL/transformation/2015-02-26" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:us-types="http://fasb.org/us-types/2024" xmlns:utreg="http://www.xbrl.org/2009/utr" xmlns:ix="http://www.xbrl.org/2013/inlineXBRL" xmlns:us-roles="http://fasb.org/us-roles/2020-01-31" xmlns:stpr="http://xbrl.sec.gov/stpr/2024" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:thunderdome="http://www.RDGFilings.com" xmlns:utr="http://www.xbrl.org/2009/utr" xmlns:xs="http://www.w3.org/2001/XMLSchema-instance" xmlns:dei="http://xbrl.sec.gov/dei/2024" xmlns:us-gaap="http://fasb.org/us-gaap/2024" xmlns:country="http://xbrl.sec.gov/country/2024" xmlns:rr="http://xbrl.sec.gov/rr/2018-01-31" xmlns:sic="http://xbrl.sec.gov/sic/2024" xmlns:currency="http://xbrl.sec.gov/currency/2024" xmlns:exch="http://xbrl.sec.gov/exch/2024" xmlns:srt="http://fasb.org/srt/2024" xmlns:cyd="http://xbrl.sec.gov/cyd/2024" xmlns:bcda="http://www.bcda.com/20251007"><head>
	<title>bcda20251007_8k.htm</title>

	<!-- Generated by ThunderDome Portal - 10/7/2025 5:44:59 PM -->
<meta http-equiv="Content-Type" content="text/html"/></head>
<body style="font-size:10pt;font-family:'Times New Roman';padding:0in .1in;"><div style="display: none">
<ix:header>
<ix:hidden>
<ix:nonNumeric contextRef="d20258K" name="dei:AmendmentFlag" id="ixv-216">false</ix:nonNumeric>
<ix:nonNumeric contextRef="d20258K" name="dei:EntityCentralIndexKey" id="ixv-217">0000925741</ix:nonNumeric>

</ix:hidden>
<ix:references>
<link:schemaRef xlink:href="bcda-20251007.xsd" xlink:type="simple"/>
</ix:references>
<ix:resources>
<xbrli:context id="d20258K">
<xbrli:entity>
<xbrli:identifier scheme="http://www.sec.gov/CIK">0000925741</xbrli:identifier>
</xbrli:entity>
<xbrli:period>
<xbrli:startDate>2025-10-07</xbrli:startDate>
<xbrli:endDate>2025-10-07</xbrli:endDate>
</xbrli:period>
</xbrli:context>



</ix:resources>
</ix:header>
</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;margin-left:auto;margin-right:auto;">

		<tbody><tr>
			<td style="vertical-align:middle;width:100.6%;">&#160;</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b>UNITED STATES</b></div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b>SECURITIES AND EXCHANGE COMMISSION </b></div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b>Washington, D.C. 20549</b></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:12pt;font-variant:normal;text-align:center;margin:0pt;"><b>FORM <ix:nonNumeric contextRef="d20258K" name="dei:DocumentType" id="ixv-227">8-K</ix:nonNumeric></b></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b>CURRENT REPORT</b></div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">Date of Report (Date of earliest event reported): <b><ix:nonNumeric contextRef="d20258K" format="ixt:datemonthdayyearen" name="dei:DocumentPeriodEndDate" id="ixv-228">October 7, 2025</ix:nonNumeric></b></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:44.8039215686275%;margin-left:auto;margin-right:auto;">

		<tbody><tr>
			<td style="border-bottom:solid 1px #000000;vertical-align:middle;width:101.1%;">
			<div style="font-family:Times New Roman;font-size:12pt;font-variant:normal;text-align:center;margin:0pt;"><b><ix:nonNumeric contextRef="d20258K" name="dei:EntityRegistrantName" id="ixv-229">BIOCARDIA, INC.</ix:nonNumeric></b></div>
			</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:101.1%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">(Exact name of registrant as specified in its charter)</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:69.5179738562092%;margin-left:auto;margin-right:auto;">

		<tbody><tr>
			<td style="border-bottom:solid 1px #000000;vertical-align:middle;width:30.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b><ix:nonNumeric contextRef="d20258K" format="ixt-sec:stateprovnameen" name="dei:EntityIncorporationStateCountryCode" id="ixv-230">Delaware</ix:nonNumeric></b></div>
			</td>
			<td style="vertical-align:middle;width:5%;">&#160;</td>
			<td style="border-bottom:solid 1px #000000;vertical-align:middle;width:30.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b><ix:nonNumeric contextRef="d20258K" name="dei:EntityFileNumber" id="ixv-231">001-38999</ix:nonNumeric></b></div>
			</td>
			<td style="vertical-align:middle;width:5%;">&#160;</td>
			<td style="border-bottom:solid 1px #000000;vertical-align:middle;width:30.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b><ix:nonNumeric contextRef="d20258K" name="dei:EntityTaxIdentificationNumber" id="ixv-232">23-2753988</ix:nonNumeric></b></div>
			</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:30.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">(State or other jurisdiction</div>

			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">of incorporation)</div>
			</td>
			<td style="vertical-align:middle;width:5%;">&#160;</td>
			<td style="vertical-align:middle;width:30.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">(Commission</div>

			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">File Number)</div>
			</td>
			<td style="vertical-align:middle;width:5%;">&#160;</td>
			<td style="vertical-align:middle;width:30.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">(IRS Employer</div>

			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">Identification No.)</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:36.4460784313725%;margin-left:auto;margin-right:auto;">

		<tbody><tr>
			<td style="border-bottom:solid 1px #000000;vertical-align:middle;width:103%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b><ix:nonNumeric contextRef="d20258K" name="dei:EntityAddressAddressLine1" id="ixv-233">320 Soquel Way</ix:nonNumeric> </b><br/>
			<b><ix:nonNumeric contextRef="d20258K" name="dei:EntityAddressCityOrTown" id="ixv-234">Sunnyvale</ix:nonNumeric>, <ix:nonNumeric contextRef="d20258K" format="ixt-sec:stateprovnameen" name="dei:EntityAddressStateOrProvince" id="ixv-235">California</ix:nonNumeric> <ix:nonNumeric contextRef="d20258K" name="dei:EntityAddressPostalZipCode" id="ixv-236">94085</ix:nonNumeric></b></div>
			</td>
			<td style="vertical-align:middle;width:6.1%;">&#160;</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:103%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">(Address of principal executive offices and zip code)</div>
			</td>
			<td style="vertical-align:middle;width:6.1%;">&#160;</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b>Registrant</b>&#8217;<b>s telephone number, including area code: (<ix:nonNumeric contextRef="d20258K" name="dei:CityAreaCode" id="ixv-237">650</ix:nonNumeric>) <ix:nonNumeric contextRef="d20258K" name="dei:LocalPhoneNumber" id="ixv-238">226-0120</ix:nonNumeric></b></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<hr style="text-align: center; height: 1px; color: #000000; background-color: #000000; width: 25%; border: none; margin: 3pt auto"/>
<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="width: 100%; text-indent: 0px;">

		<tbody><tr style="vertical-align: top;">
			<td style="width: 18pt;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;"><ix:nonNumeric contextRef="d20258K" format="ixt-sec:boolballotbox" name="dei:WrittenCommunications" id="ixv-239">&#9744;</ix:nonNumeric></div>
			</td>
			<td style="width: auto;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;">Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="width: 100%; text-indent: 0px;">

		<tbody><tr style="vertical-align: top;">
			<td style="width: 18pt;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;"><ix:nonNumeric contextRef="d20258K" format="ixt-sec:boolballotbox" name="dei:SolicitingMaterial" id="ixv-240">&#9744;</ix:nonNumeric></div>
			</td>
			<td style="width: auto;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;">Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="width: 100%; text-indent: 0px;">

		<tbody><tr style="vertical-align: top;">
			<td style="width: 18pt;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;"><ix:nonNumeric contextRef="d20258K" format="ixt-sec:boolballotbox" name="dei:PreCommencementTenderOffer" id="ixv-241">&#9744;</ix:nonNumeric></div>
			</td>
			<td style="width: auto;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;">Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="width: 100%; text-indent: 0px;">

		<tbody><tr style="vertical-align: top;">
			<td style="width: 18pt;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;"><ix:nonNumeric contextRef="d20258K" format="ixt-sec:boolballotbox" name="dei:PreCommencementIssuerTenderOffer" id="ixv-242">&#9744;</ix:nonNumeric></div>
			</td>
			<td style="width: auto;">
			<div style="margin: 0pt; text-align: left; font-family: &quot;Times New Roman&quot;, Times, serif; font-size: 10pt;">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">Securities registered pursuant to Section 12(b) of the Act:</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;margin-left:auto;margin-right:auto;">

		<tbody><tr>
			<td style="border-width: 1px; border-style: solid; border-color: rgb(0, 0, 0) black; vertical-align: middle; width: 16.5%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">Title of each class</div>
			</td>
			<td style="border-bottom: 1px solid rgb(0, 0, 0); vertical-align: middle; width: 16.5%; border-top: 1px solid rgb(0, 0, 0); border-right: 1px solid black;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">Trading Symbol(s)</div>
			</td>
			<td style="border-bottom: 1px solid rgb(0, 0, 0); vertical-align: middle; width: 16.5%; border-top: 1px solid rgb(0, 0, 0); border-right: 1px solid black;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">Name of each exchange on which registered</div>
			</td>
		</tr>
		<tr>
			<td style="border-bottom: 1px solid rgb(0, 0, 0); vertical-align: middle; width: 16.5%; border-left: 1px solid black; border-right: 1px solid black;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="d20258K" name="dei:Security12bTitle" id="ixv-243">Common Stock</ix:nonNumeric>, par value $0.001</div>
			</td>
			<td style="border-bottom: 1px solid rgb(0, 0, 0); vertical-align: middle; width: 16.5%; border-right: 1px solid black;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><ix:nonNumeric contextRef="d20258K" name="dei:TradingSymbol" id="ixv-244">BCDA</ix:nonNumeric></div>
			</td>
			<td style="border-bottom: 1px solid rgb(0, 0, 0); vertical-align: middle; width: 16.5%; border-right: 1px solid black;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;">The <ix:nonNumeric contextRef="d20258K" format="ixt-sec:exchnameen" name="dei:SecurityExchangeName" id="ixv-245">Nasdaq</ix:nonNumeric> Capital Market</div>
			</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR &#167;230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR &#167;240.12b-2 of this chapter) <ix:nonNumeric contextRef="d20258K" format="ixt-sec:boolballotbox" name="dei:EntityEmergingGrowthCompany" id="ixv-246">&#9744;</ix:nonNumeric></div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. &#9744;</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div class="PGBK" style="width: 100%; margin-left: 0pt; margin-right: 0pt">
<div class="PGNUM" style="text-align: center; width: 100%">&#160;</div>

<hr style="PAGE-BREAK-AFTER: always; border: none; width: 100%; height: 2px; color: #000000; background-color: #000000"/>
<div class="PGHDR" style="text-align: left; width: 100%">&#160;</div>
</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;"><b>Item 5.08 Shareholder Director Nominations.</b></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;"><i>Annual Meeting of Stockholders</i></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;text-indent:36pt;">BioCardia, Inc.&#8217;s (the &#8220;Company&#8221;) Board of Directors (the &#8220;Board&#8221;) has established Tuesday, December 2, 2025 at 9:00 a.m. Pacific Time as the date and time for the 2025 Annual Meeting of Stockholders of the Company (the &#8220;Annual Meeting&#8221;), to be held at the Wilson Sonsini Goodrich &amp; Rosati, P.C., 650 Page Mill Road, Palo Alto, California 94304-1050. The Board also established the close of business on October 8, 2025 as the record date for the determination of stockholders entitled to receive notice of and to vote at the Annual Meeting. The attendance instructions for the Annual Meeting will be set forth in the Company&#8217;s proxy statement for the Annual Meeting, to be electronically filed prior to the Annual Meeting with the U.S. Securities and Exchange Commission (&#8220;SEC&#8221;).</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;"><i>Stockholder Nomination of Directors</i></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;text-indent:36pt;">Because the Annual Meeting will be held more than 30 days from the anniversary date of the Company&#8217;s last annual meeting of stockholders on May 20, 2024, in accordance with Rule 14a-5(f) under the Securities Exchange Act of 1934, as amended (the &#8220;Exchange Act&#8221;), the Company is hereby informing its stockholders of the following:</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;text-indent:36pt;">For stockholders who desire to submit a proposal for consideration at the Annual Meeting and wish to have such proposal included in the Company&#8217;s proxy statement, the Company has set a new deadline for the receipt of such proposals in accordance with Rule 14a-8 under the Exchange Act. To be considered timely, the proposal must be received at the Company&#8217;s principal executive offices no later than October 17, 2025, which the Company has determined is a reasonable time before the Company begins to print and mail its proxy materials. Such stockholder proposals must also comply with the other requirements of Rule 14a-8 of the Exchange Act, the rules and regulations promulgated by the SEC and the Company&#8217;s amended and restated bylaws, as applicable.</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;text-indent:36pt;">In addition, if a stockholder of the Company intends to nominate a person for election to the Board at the Annual Meeting or who intends to submit a proposal regarding any other matter of business at the Annual Meeting but who does not intend for such proposal to be included in the Company&#8217;s proxy materials, the deadline for submitting the notice of such nomination or other proposal is the close of business on October 17, 2025. Any notice should be delivered to BioCardia, Inc., 320 Soquel Way, Sunnyvale, California 94085, Attention: Secretary. Any such notice must also comply with the requirements of Delaware law, the rules and regulations promulgated by the SEC and the Company&#8217;s amended and restated bylaws, as applicable.</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;text-indent:36pt;">In addition, to comply with the universal proxy rules, stockholders who intend to solicit proxies in support of director nominees other than the Board&#8217;s nominees must provide notice that sets forth the information required by Rule 14a-19 under the Exchange Act by October 17, 2025.</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:justify;margin:0pt;text-indent:36pt;">&#160;</div>

<div class="PGBK" style="width: 100%; margin-left: 0pt; margin-right: 0pt">
<div class="PGNUM" style="text-align: center; width: 100%">&#160;</div>

<hr style="PAGE-BREAK-AFTER: always; border: none; width: 100%; height: 2px; color: #000000; background-color: #000000"/>
<div class="PGHDR" style="text-align: left; width: 100%">&#160;</div>
</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;text-align:center;margin:0pt;"><b>SIGNATURES</b></div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;text-indent:36pt;">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<table border="0" cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;margin-left:auto;margin-right:auto;">

		<tbody><tr>
			<td style="vertical-align:middle;width:35.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;"><b>BIOCARDIA, INC.</b></div>
			</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:35.2%;">&#160;</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>
		<tr>
			<td style="border-bottom:solid 1px #000000;vertical-align:middle;width:35.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">/s/ Peter Altman, Ph.D.</div>
			</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:35.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">Peter Altman, Ph.D.</div>
			</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:35.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">President and Chief Executive Officer</div>
			</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:35.2%;">&#160;</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>
		<tr>
			<td style="vertical-align:middle;width:35.2%;">
			<div style="font-family:Times New Roman;font-size:10pt;font-variant:normal;margin:0pt;">Date: October 7, 2025</div>
			</td>
			<td style="vertical-align:middle;width:65.4%;">&#160;</td>
		</tr>

</tbody></table>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div style="font-family:'Times New Roman';font-size:10pt;font-variant:normal;margin:0pt;">&#160;</div>

<div class="LAST-PAGE-BREAK">
<div class="PGFTR">
<div class="hf-row">
<div class="hf-cell PGNUM">&#160;</div>
</div>
</div>
</div>


</body></html>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.SCH
<SEQUENCE>2
<FILENAME>bcda-20251007.xsd
<DESCRIPTION>XBRL TAXONOMY EXTENSION SCHEMA
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
<!--Generated by ThunderDome Portal - 10/7/2025 5:45:27 PM-->
<xsd:schema xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:stpr="http://xbrl.sec.gov/stpr/2024" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:dei="http://xbrl.sec.gov/dei/2024" xmlns:country="http://xbrl.sec.gov/country/2024" xmlns:sic="http://xbrl.sec.gov/sic/2024" xmlns:currency="http://xbrl.sec.gov/currency/2024" xmlns:exch="http://xbrl.sec.gov/exch/2024" xmlns:cyd="http://xbrl.sec.gov/cyd/2024" xmlns:bcda="http://www.bcda.com/20251007" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.bcda.com/20251007">
<xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
<xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/stpr/2024" schemaLocation="https://xbrl.sec.gov/stpr/2024/stpr-2024.xsd"/>
<xsd:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/>
<xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/dei/2024" schemaLocation="https://xbrl.sec.gov/dei/2024/dei-2024.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/country/2024" schemaLocation="https://xbrl.sec.gov/country/2024/country-2024.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/sic/2024" schemaLocation="https://xbrl.sec.gov/sic/2024/sic-2024.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/currency/2024" schemaLocation="https://xbrl.sec.gov/currency/2024/currency-2024.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/exch/2024" schemaLocation="https://xbrl.sec.gov/exch/2024/exch-2024.xsd"/>
<xsd:import namespace="http://xbrl.sec.gov/cyd-8k-sub/2024" schemaLocation="https://xbrl.sec.gov/cyd/2024/cyd-8k-sub-2024.xsd"/>

<xsd:annotation>
<xsd:appinfo>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="bcda-20251007_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="bcda-20251007_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
<link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="bcda-20251007_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
<link:roleType id="statement-document-and-entity-information" roleURI="http://www.bcda.com/20251007/role/statement-document-and-entity-information">
<link:definition xmlns="http://www.xbrl.org/2003/linkbase">000 - Document - Document And Entity Information</link:definition>
<link:usedOn>link:calculationLink</link:usedOn>
<link:usedOn>link:definitionLink</link:usedOn>
<link:usedOn>link:presentationLink</link:usedOn>
</link:roleType>
</xsd:appinfo>
</xsd:annotation>
<xsd:element abstract="true" id="bcda_DocumentAndEntityInformation" name="DocumentAndEntityInformation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration"/>
</xsd:schema>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.DEF
<SEQUENCE>3
<FILENAME>bcda-20251007_def.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION DEFINITION LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
<!--Generated by ThunderDome Portal - 10/7/2025 5:45:27 PM-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" xlink:type="simple"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" xlink:type="simple"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" xlink:type="simple"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" xlink:type="simple"/>
<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" xlink:type="simple"/>
<link:roleRef roleURI="http://www.bcda.com/20251007/role/statement-document-and-entity-information" xlink:href="bcda-20251007.xsd#statement-document-and-entity-information" xlink:type="simple"/>
<link:definitionLink xlink:role="http://www.bcda.com/20251007/role/statement-document-and-entity-information" xlink:type="extended">
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain-default" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationTable" xlink:label="dei_DocumentInformationTable" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationLineItems" xlink:label="dei_DocumentInformationLineItems" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentType" xlink:label="dei_DocumentType" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" xlink:type="locator"/>
<link:definitionArc order="0" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" xlink:type="arc"/>
<link:definitionArc order="1" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain-default" xlink:type="arc"/>

<link:definitionArc order="0" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="dei_DocumentInformationTable" xlink:to="dei_LegalEntityAxis" xlink:type="arc"/>


<link:definitionArc order="0" xbrldt:closed="true" xbrldt:contextElement="segment" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentInformationTable" xlink:type="arc"/>
<link:definitionArc order="1" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentType" xlink:type="arc"/>
<link:definitionArc order="2" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentPeriodEndDate" xlink:type="arc"/>
<link:definitionArc order="3" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityRegistrantName" xlink:type="arc"/>
<link:definitionArc order="4" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityIncorporationStateCountryCode" xlink:type="arc"/>
<link:definitionArc order="5" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityFileNumber" xlink:type="arc"/>
<link:definitionArc order="6" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityTaxIdentificationNumber" xlink:type="arc"/>
<link:definitionArc order="7" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressAddressLine1" xlink:type="arc"/>
<link:definitionArc order="8" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressCityOrTown" xlink:type="arc"/>
<link:definitionArc order="9" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressStateOrProvince" xlink:type="arc"/>
<link:definitionArc order="10" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressPostalZipCode" xlink:type="arc"/>
<link:definitionArc order="11" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_CityAreaCode" xlink:type="arc"/>
<link:definitionArc order="12" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_LocalPhoneNumber" xlink:type="arc"/>
<link:definitionArc order="13" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_WrittenCommunications" xlink:type="arc"/>
<link:definitionArc order="14" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_SolicitingMaterial" xlink:type="arc"/>
<link:definitionArc order="15" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_PreCommencementTenderOffer" xlink:type="arc"/>
<link:definitionArc order="16" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_PreCommencementIssuerTenderOffer" xlink:type="arc"/>
<link:definitionArc order="17" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_Security12bTitle" xlink:type="arc"/>
<link:definitionArc order="18" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_TradingSymbol" xlink:type="arc"/>
<link:definitionArc order="19" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_SecurityExchangeName" xlink:type="arc"/>
<link:definitionArc order="20" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityEmergingGrowthCompany" xlink:type="arc"/>
<link:definitionArc order="21" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AmendmentFlag" xlink:type="arc"/>
<link:definitionArc order="22" xbrldt:closed="true" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityCentralIndexKey" xlink:type="arc"/>

</link:definitionLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.LAB
<SEQUENCE>4
<FILENAME>bcda-20251007_lab.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION LABEL LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
<!--Generated by ThunderDome Portal - 10/7/2025 5:45:27 PM-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodEndLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedPeriodStartLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTotalLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedTerseLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/negatedNetLabel" xlink:href="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd#negatedNetLabel" xlink:type="simple"/>
<link:roleRef roleURI="http://www.xbrl.org/2009/role/netLabel" xlink:href="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd#netLabel" xlink:type="simple"/>
<link:labelLink xlink:role="http://www.xbrl.org/2003/role/link" xlink:type="extended">
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" xlink:type="locator"/>
<link:label xlink:label="dei_EntityDomain-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity [Domain]</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityDomain" xlink:to="dei_EntityDomain-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" xlink:type="locator"/>
<link:label xlink:label="dei_LegalEntityAxis-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Legal Entity [Axis]</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LegalEntityAxis" xlink:to="dei_LegalEntityAxis-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationLineItems" xlink:label="dei_DocumentInformationLineItems" xlink:type="locator"/>
<link:label xlink:label="dei_DocumentInformationLineItems-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Information [Line Items]</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentInformationLineItems-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationTable" xlink:label="dei_DocumentInformationTable" xlink:type="locator"/>
<link:label xlink:label="dei_DocumentInformationTable-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document Information [Table]</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentInformationTable" xlink:to="dei_DocumentInformationTable-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentType" xlink:label="dei_DocumentType" xlink:type="locator"/>
<link:label xlink:label="dei_DocumentType-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document, Type</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" xlink:type="locator"/>
<link:label xlink:label="dei_DocumentPeriodEndDate-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Document, Period End Date</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" xlink:type="locator"/>
<link:label xlink:label="dei_EntityRegistrantName-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Registrant Name</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityRegistrantName" xlink:to="dei_EntityRegistrantName-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode" xlink:type="locator"/>
<link:label xlink:label="dei_EntityIncorporationStateCountryCode-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Incorporation, State or Country Code</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityIncorporationStateCountryCode" xlink:to="dei_EntityIncorporationStateCountryCode-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber" xlink:type="locator"/>
<link:label xlink:label="dei_EntityFileNumber-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, File Number</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityFileNumber" xlink:to="dei_EntityFileNumber-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber" xlink:type="locator"/>
<link:label xlink:label="dei_EntityTaxIdentificationNumber-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Tax Identification Number</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityTaxIdentificationNumber" xlink:to="dei_EntityTaxIdentificationNumber-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1" xlink:type="locator"/>
<link:label xlink:label="dei_EntityAddressAddressLine1-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Address, Address Line One</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressAddressLine1" xlink:to="dei_EntityAddressAddressLine1-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown" xlink:type="locator"/>
<link:label xlink:label="dei_EntityAddressCityOrTown-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Address, City or Town</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressCityOrTown" xlink:to="dei_EntityAddressCityOrTown-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince" xlink:type="locator"/>
<link:label xlink:label="dei_EntityAddressStateOrProvince-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Address, State or Province</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressStateOrProvince" xlink:to="dei_EntityAddressStateOrProvince-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode" xlink:type="locator"/>
<link:label xlink:label="dei_EntityAddressPostalZipCode-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Address, Postal Zip Code</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityAddressPostalZipCode" xlink:to="dei_EntityAddressPostalZipCode-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode" xlink:type="locator"/>
<link:label xlink:label="dei_CityAreaCode-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">City Area Code</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CityAreaCode" xlink:to="dei_CityAreaCode-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber" xlink:type="locator"/>
<link:label xlink:label="dei_LocalPhoneNumber-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Local Phone Number</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LocalPhoneNumber" xlink:to="dei_LocalPhoneNumber-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications" xlink:type="locator"/>
<link:label xlink:label="dei_WrittenCommunications-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Written Communications</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_WrittenCommunications" xlink:to="dei_WrittenCommunications-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial" xlink:type="locator"/>
<link:label xlink:label="dei_SolicitingMaterial-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Soliciting Material</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SolicitingMaterial" xlink:to="dei_SolicitingMaterial-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer" xlink:type="locator"/>
<link:label xlink:label="dei_PreCommencementTenderOffer-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre-commencement Tender Offer</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementTenderOffer" xlink:to="dei_PreCommencementTenderOffer-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer" xlink:type="locator"/>
<link:label xlink:label="dei_PreCommencementIssuerTenderOffer-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pre-commencement Issuer Tender Offer</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_PreCommencementIssuerTenderOffer" xlink:to="dei_PreCommencementIssuerTenderOffer-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle" xlink:type="locator"/>
<link:label xlink:label="dei_Security12bTitle-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Title of 12(b) Security</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_Security12bTitle" xlink:to="dei_Security12bTitle-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol" xlink:type="locator"/>
<link:label xlink:label="dei_TradingSymbol-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trading Symbol</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName" xlink:type="locator"/>
<link:label xlink:label="dei_SecurityExchangeName-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Security Exchange Name</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_SecurityExchangeName" xlink:to="dei_SecurityExchangeName-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany" xlink:type="locator"/>
<link:label xlink:label="dei_EntityEmergingGrowthCompany-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Emerging Growth Company</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityEmergingGrowthCompany" xlink:to="dei_EntityEmergingGrowthCompany-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" xlink:type="locator"/>
<link:label xlink:label="dei_AmendmentFlag-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Amendment Flag</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag-label" xlink:type="arc"/>

<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" xlink:type="locator"/>
<link:label xlink:label="dei_EntityCentralIndexKey-label" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Entity, Central Index Key</link:label>
<link:labelArc xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey-label" xlink:type="arc"/>

</link:labelLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-101.PRE
<SEQUENCE>5
<FILENAME>bcda-20251007_pre.xml
<DESCRIPTION>XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE
<TEXT>
<XBRL>
<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
<!--Generated by ThunderDome Portal - 10/7/2025 5:45:27 PM-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
<link:roleRef roleURI="http://www.bcda.com/20251007/role/statement-document-and-entity-information" xlink:href="bcda-20251007.xsd#statement-document-and-entity-information" xlink:type="simple"/>
<link:presentationLink xlink:role="http://www.bcda.com/20251007/role/statement-document-and-entity-information" xlink:type="extended">
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationTable" xlink:label="dei_DocumentInformationTable" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentInformationLineItems" xlink:label="dei_DocumentInformationLineItems" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentType" xlink:label="dei_DocumentType" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityRegistrantName" xlink:label="dei_EntityRegistrantName" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="dei_EntityIncorporationStateCountryCode" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityFileNumber" xlink:label="dei_EntityFileNumber" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityTaxIdentificationNumber" xlink:label="dei_EntityTaxIdentificationNumber" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressAddressLine1" xlink:label="dei_EntityAddressAddressLine1" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressCityOrTown" xlink:label="dei_EntityAddressCityOrTown" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressStateOrProvince" xlink:label="dei_EntityAddressStateOrProvince" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityAddressPostalZipCode" xlink:label="dei_EntityAddressPostalZipCode" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_CityAreaCode" xlink:label="dei_CityAreaCode" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_LocalPhoneNumber" xlink:label="dei_LocalPhoneNumber" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_WrittenCommunications" xlink:label="dei_WrittenCommunications" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SolicitingMaterial" xlink:label="dei_SolicitingMaterial" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_PreCommencementTenderOffer" xlink:label="dei_PreCommencementTenderOffer" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="dei_PreCommencementIssuerTenderOffer" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_Security12bTitle" xlink:label="dei_Security12bTitle" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_SecurityExchangeName" xlink:label="dei_SecurityExchangeName" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityEmergingGrowthCompany" xlink:label="dei_EntityEmergingGrowthCompany" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag" xlink:type="locator"/>
<link:loc xlink:href="https://xbrl.sec.gov/dei/2024/dei-2024.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey" xlink:type="locator"/>
<link:presentationArc order="0" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_LegalEntityAxis" xlink:to="dei_EntityDomain" xlink:type="arc"/>

<link:presentationArc order="0" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationTable" xlink:to="dei_LegalEntityAxis" xlink:type="arc"/>

<link:presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationTable" xlink:to="dei_DocumentInformationLineItems" xlink:type="arc"/>
<link:presentationArc order="0" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityRegistrantName" xlink:type="arc"/>
<link:presentationArc order="1" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentType" xlink:type="arc"/>
<link:presentationArc order="2" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_DocumentPeriodEndDate" xlink:type="arc"/>
<link:presentationArc order="3" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityIncorporationStateCountryCode" xlink:type="arc"/>
<link:presentationArc order="4" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityFileNumber" xlink:type="arc"/>
<link:presentationArc order="5" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityTaxIdentificationNumber" xlink:type="arc"/>
<link:presentationArc order="6" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressAddressLine1" xlink:type="arc"/>
<link:presentationArc order="7" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressCityOrTown" xlink:type="arc"/>
<link:presentationArc order="8" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressStateOrProvince" xlink:type="arc"/>
<link:presentationArc order="9" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityAddressPostalZipCode" xlink:type="arc"/>
<link:presentationArc order="10" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_CityAreaCode" xlink:type="arc"/>
<link:presentationArc order="11" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_LocalPhoneNumber" xlink:type="arc"/>
<link:presentationArc order="12" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_WrittenCommunications" xlink:type="arc"/>
<link:presentationArc order="13" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_SolicitingMaterial" xlink:type="arc"/>
<link:presentationArc order="14" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_PreCommencementTenderOffer" xlink:type="arc"/>
<link:presentationArc order="15" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_PreCommencementIssuerTenderOffer" xlink:type="arc"/>
<link:presentationArc order="16" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_Security12bTitle" xlink:type="arc"/>
<link:presentationArc order="17" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_TradingSymbol" xlink:type="arc"/>
<link:presentationArc order="18" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_SecurityExchangeName" xlink:type="arc"/>
<link:presentationArc order="19" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityEmergingGrowthCompany" xlink:type="arc"/>
<link:presentationArc order="20" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_AmendmentFlag" xlink:type="arc"/>
<link:presentationArc order="21" preferredLabel="http://www.xbrl.org/2003/role/label" xbrldt:closed="true" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="dei_DocumentInformationLineItems" xlink:to="dei_EntityCentralIndexKey" xlink:type="arc"/>

</link:presentationLink>
</link:linkbase>
</XBRL>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>7
<FILENAME>R1.htm
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<html>
<head>
<title></title>
<link rel="stylesheet" type="text/css" href="include/report.css">
<script type="text/javascript" src="Show.js">/* Do Not Remove This Comment */</script><script type="text/javascript">
							function toggleNextSibling (e) {
							if (e.nextSibling.style.display=='none') {
							e.nextSibling.style.display='block';
							} else { e.nextSibling.style.display='none'; }
							}</script>
</head>
<body>
<span style="display: none;">v3.25.2</span><table class="report" border="0" cellspacing="2" id="id2">
<tr>
<th class="tl" colspan="1" rowspan="1"><div style="width: 200px;"><strong>Document And Entity Information<br></strong></div></th>
<th class="th"><div>Oct. 07, 2025</div></th>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentInformationLineItems', window );"><strong>Document Information [Line Items]</strong></a></td>
<td class="text">&#160;<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityRegistrantName', window );">Entity, Registrant Name</a></td>
<td class="text">BIOCARDIA, INC.<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentType', window );">Document, Type</a></td>
<td class="text">8-K<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_DocumentPeriodEndDate', window );">Document, Period End Date</a></td>
<td class="text">Oct.  07,  2025<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityIncorporationStateCountryCode', window );">Entity, Incorporation, State or Country Code</a></td>
<td class="text">DE<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityFileNumber', window );">Entity, File Number</a></td>
<td class="text">001-38999<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityTaxIdentificationNumber', window );">Entity, Tax Identification Number</a></td>
<td class="text">23-2753988<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressAddressLine1', window );">Entity, Address, Address Line One</a></td>
<td class="text">320 Soquel Way<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressCityOrTown', window );">Entity, Address, City or Town</a></td>
<td class="text">Sunnyvale<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressStateOrProvince', window );">Entity, Address, State or Province</a></td>
<td class="text">CA<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityAddressPostalZipCode', window );">Entity, Address, Postal Zip Code</a></td>
<td class="text">94085<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_CityAreaCode', window );">City Area Code</a></td>
<td class="text">650<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_LocalPhoneNumber', window );">Local Phone Number</a></td>
<td class="text">226-0120<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_WrittenCommunications', window );">Written Communications</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SolicitingMaterial', window );">Soliciting Material</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementTenderOffer', window );">Pre-commencement Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_PreCommencementIssuerTenderOffer', window );">Pre-commencement Issuer Tender Offer</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_Security12bTitle', window );">Title of 12(b) Security</a></td>
<td class="text">Common Stock<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_TradingSymbol', window );">Trading Symbol</a></td>
<td class="text">BCDA<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_SecurityExchangeName', window );">Security Exchange Name</a></td>
<td class="text">NASDAQ<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityEmergingGrowthCompany', window );">Entity, Emerging Growth Company</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="ro">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_AmendmentFlag', window );">Amendment Flag</a></td>
<td class="text">false<span></span>
</td>
</tr>
<tr class="re">
<td class="pl" style="border-bottom: 0px;" valign="top"><a class="a" href="javascript:void(0);" onclick="Show.showAR( this, 'defref_dei_EntityCentralIndexKey', window );">Entity, Central Index Key</a></td>
<td class="text">0000925741<span></span>
</td>
</tr>
</table>
<div style="display: none;">
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_AmendmentFlag">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the XBRL content amends previously-filed or accepted submission.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_AmendmentFlag</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_CityAreaCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Area code of city</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_CityAreaCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentInformationLineItems">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentInformationLineItems</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:stringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentPeriodEndDate">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentPeriodEndDate</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:dateItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_DocumentType">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_DocumentType</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:submissionTypeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressAddressLine1">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Address Line 1 such as Attn, Building Name, Street Name</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressAddressLine1</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressCityOrTown">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the City or Town</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressCityOrTown</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressPostalZipCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Code for the postal or zip code</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressPostalZipCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityAddressStateOrProvince">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the state or province.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityAddressStateOrProvince</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:stateOrProvinceItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityCentralIndexKey">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityCentralIndexKey</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:centralIndexKeyItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityEmergingGrowthCompany">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Indicate if registrant meets the emerging growth company criteria.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityEmergingGrowthCompany</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityFileNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityFileNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:fileNumberItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityIncorporationStateCountryCode">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Two-character EDGAR code representing the state or country of incorporation.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityIncorporationStateCountryCode</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarStateCountryItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityRegistrantName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityRegistrantName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_EntityTaxIdentificationNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b-2<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_EntityTaxIdentificationNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:employerIdItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_LocalPhoneNumber">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Local phone number for entity.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_LocalPhoneNumber</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:normalizedStringItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementIssuerTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 13e<br> -Subsection 4c<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementIssuerTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_PreCommencementTenderOffer">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14d<br> -Subsection 2b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_PreCommencementTenderOffer</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_Security12bTitle">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Title of a 12(b) registered security.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection b<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_Security12bTitle</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:securityTitleItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SecurityExchangeName">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Name of the Exchange on which a security is registered.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 12<br> -Subsection d1-1<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SecurityExchangeName</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:edgarExchangeCodeItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_SolicitingMaterial">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Exchange Act<br> -Number 240<br> -Section 14a<br> -Subsection 12<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_SolicitingMaterial</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_TradingSymbol">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Trading symbol of an instrument as listed on an exchange.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>No definition available.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_TradingSymbol</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>dei:tradingSymbolItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
<table border="0" cellpadding="0" cellspacing="0" class="authRefData" style="display: none;" id="defref_dei_WrittenCommunications">
<tr><td class="hide"><a style="color: white;" href="javascript:void(0);" onclick="Show.hideAR();">X</a></td></tr>
<tr><td><div class="body" style="padding: 2px;">
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">- Definition</a><div><p>Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act.</p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ References</a><div style="display: none;"><p>Reference 1: http://www.xbrl.org/2003/role/presentationRef<br> -Publisher SEC<br> -Name Securities Act<br> -Number 230<br> -Section 425<br></p></div>
<a href="javascript:void(0);" onclick="Show.toggleNext( this );">+ Details</a><div style="display: none;"><table border="0" cellpadding="0" cellspacing="0">
<tr>
<td><strong> Name:</strong></td>
<td style="white-space:nowrap;">dei_WrittenCommunications</td>
</tr>
<tr>
<td style="padding-right: 4px;white-space:nowrap;"><strong> Namespace Prefix:</strong></td>
<td>dei_</td>
</tr>
<tr>
<td><strong> Data Type:</strong></td>
<td>xbrli:booleanItemType</td>
</tr>
<tr>
<td><strong> Balance Type:</strong></td>
<td>na</td>
</tr>
<tr>
<td><strong> Period Type:</strong></td>
<td>duration</td>
</tr>
</table></div>
</div></td></tr>
</table>
</div>
</body>
</html>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>8
<FILENAME>Show.js
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
// Edgar(tm) Renderer was created by staff of the U.S. Securities and Exchange Commission.  Data and content created by government employees within the scope of their employment are not subject to domestic copyright protection. 17 U.S.C. 105.
var Show={};Show.LastAR=null,Show.showAR=function(a,r,w){if(Show.LastAR)Show.hideAR();var e=a;while(e&&e.nodeName!='TABLE')e=e.nextSibling;if(!e||e.nodeName!='TABLE'){var ref=((window)?w.document:document).getElementById(r);if(ref){e=ref.cloneNode(!0);
e.removeAttribute('id');a.parentNode.appendChild(e)}}
if(e)e.style.display='block';Show.LastAR=e};Show.hideAR=function(){Show.LastAR.style.display='none'};Show.toggleNext=function(a){var e=a;while(e.nodeName!='DIV')e=e.nextSibling;if(!e.style){}else if(!e.style.display){}else{var d,p_;if(e.style.display=='none'){d='block';p='-'}else{d='none';p='+'}
e.style.display=d;if(a.textContent){a.textContent=p+a.textContent.substring(1)}else{a.innerText=p+a.innerText.substring(1)}}}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>9
<FILENAME>report.css
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
/* Updated 2009-11-04 */
/* v2.2.0.24 */

/* DefRef Styles */
.report table.authRefData{
	background-color: #def;
	border: 2px solid #2F4497;
	font-size: 1em;
	position: absolute;
}

.report table.authRefData a {
	display: block;
	font-weight: bold;
}

.report table.authRefData p {
	margin-top: 0px;
}

.report table.authRefData .hide {
	background-color: #2F4497;
	padding: 1px 3px 0px 0px;
	text-align: right;
}

.report table.authRefData .hide a:hover {
	background-color: #2F4497;
}

.report table.authRefData .body {
	height: 150px;
	overflow: auto;
	width: 400px;
}

.report table.authRefData table{
	font-size: 1em;
}

/* Report Styles */
.pl a, .pl a:visited {
	color: black;
	text-decoration: none;
}

/* table */
.report {
	background-color: white;
	border: 2px solid #acf;
	clear: both;
	color: black;
	font: normal 8pt Helvetica, Arial, san-serif;
	margin-bottom: 2em;
}

.report hr {
	border: 1px solid #acf;
}

/* Top labels */
.report th {
	background-color: #acf;
	color: black;
	font-weight: bold;
	text-align: center;
}

.report th.void	{
	background-color: transparent;
	color: #000000;
	font: bold 10pt Helvetica, Arial, san-serif;
	text-align: left;
}

.report .pl {
	text-align: left;
	vertical-align: top;
	white-space: normal;
	width: 200px;
	white-space: normal; /* word-wrap: break-word; */
}

.report td.pl a.a {
	cursor: pointer;
	display: block;
	width: 200px;
	overflow: hidden;
}

.report td.pl div.a {
	width: 200px;
}

.report td.pl a:hover {
	background-color: #ffc;
}

/* Header rows... */
.report tr.rh {
	background-color: #acf;
	color: black;
	font-weight: bold;
}

/* Calendars... */
.report .rc {
	background-color: #f0f0f0;
}

/* Even rows... */
.report .re, .report .reu {
	background-color: #def;
}

.report .reu td {
	border-bottom: 1px solid black;
}

/* Odd rows... */
.report .ro, .report .rou {
	background-color: white;
}

.report .rou td {
	border-bottom: 1px solid black;
}

.report .rou table td, .report .reu table td {
	border-bottom: 0px solid black;
}

/* styles for footnote marker */
.report .fn {
	white-space: nowrap;
}

/* styles for numeric types */
.report .num, .report .nump {
	text-align: right;
	white-space: nowrap;
}

.report .nump {
	padding-left: 2em;
}

.report .nump {
	padding: 0px 0.4em 0px 2em;
}

/* styles for text types */
.report .text {
	text-align: left;
	white-space: normal;
}

.report .text .big {
	margin-bottom: 1em;
	width: 17em;
}

.report .text .more {
	display: none;
}

.report .text .note {
	font-style: italic;
	font-weight: bold;
}

.report .text .small {
	width: 10em;
}

.report sup {
	font-style: italic;
}

.report .outerFootnotes {
	font-size: 1em;
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>11
<FILENAME>FilingSummary.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version='1.0' encoding='utf-8'?>
<FilingSummary>
  <Version>3.25.2</Version>
  <ProcessingTime/>
  <ReportFormat>html</ReportFormat>
  <ContextCount>1</ContextCount>
  <ElementCount>22</ElementCount>
  <EntityCount>1</EntityCount>
  <FootnotesReported>false</FootnotesReported>
  <SegmentCount>0</SegmentCount>
  <ScenarioCount>0</ScenarioCount>
  <TuplesReported>false</TuplesReported>
  <UnitCount>0</UnitCount>
  <MyReports>
    <Report instance="bcda20251007_8k.htm">
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <HtmlFileName>R1.htm</HtmlFileName>
      <LongName>000 - Document - Document And Entity Information</LongName>
      <ReportType>Sheet</ReportType>
      <Role>http://www.bcda.com/20251007/role/statement-document-and-entity-information</Role>
      <ShortName>Document And Entity Information</ShortName>
      <MenuCategory>Cover</MenuCategory>
      <Position>1</Position>
    </Report>
    <Report>
      <IsDefault>false</IsDefault>
      <HasEmbeddedReports>false</HasEmbeddedReports>
      <LongName>All Reports</LongName>
      <ReportType>Book</ReportType>
      <ShortName>All Reports</ShortName>
    </Report>
  </MyReports>
  <InputFiles>
    <File>bcda-20251007.xsd</File>
    <File>bcda-20251007_def.xml</File>
    <File>bcda-20251007_lab.xml</File>
    <File>bcda-20251007_pre.xml</File>
    <File doctype="8-K" isOnlyDei="true" original="bcda20251007_8k.htm">bcda20251007_8k.htm</File>
  </InputFiles>
  <SupplementalFiles/>
  <BaseTaxonomies>
    <BaseTaxonomy items="22">http://xbrl.sec.gov/dei/2024</BaseTaxonomy>
  </BaseTaxonomies>
  <HasPresentationLinkbase>true</HasPresentationLinkbase>
  <HasCalculationLinkbase>false</HasCalculationLinkbase>
</FilingSummary>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>JSON
<SEQUENCE>13
<FILENAME>MetaLinks.json
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
{
 "version": "2.2",
 "instance": {
  "bcda20251007_8k.htm": {
   "nsprefix": "bcda",
   "nsuri": "http://www.bcda.com/20251007",
   "dts": {
    "schema": {
     "local": [
      "bcda-20251007.xsd"
     ],
     "remote": [
      "http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xl-2003-12-31.xsd",
      "http://www.xbrl.org/2003/xlink-2003-12-31.xsd",
      "http://www.xbrl.org/2005/xbrldt-2005.xsd",
      "http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd",
      "http://www.xbrl.org/lrr/role/net-2009-12-16.xsd",
      "https://www.xbrl.org/dtr/type/2020-01-21/types.xsd",
      "https://www.xbrl.org/dtr/type/2022-03-31/types.xsd",
      "https://xbrl.sec.gov/country/2024/country-2024.xsd",
      "https://xbrl.sec.gov/currency/2024/currency-2024.xsd",
      "https://xbrl.sec.gov/cyd/2024/cyd-2024.xsd",
      "https://xbrl.sec.gov/cyd/2024/cyd-8k-sub-2024.xsd",
      "https://xbrl.sec.gov/cyd/2024/cyd-cr-2024.xsd",
      "https://xbrl.sec.gov/dei/2024/dei-2024.xsd",
      "https://xbrl.sec.gov/exch/2024/exch-2024.xsd",
      "https://xbrl.sec.gov/sic/2024/sic-2024.xsd",
      "https://xbrl.sec.gov/stpr/2024/stpr-2024.xsd"
     ]
    },
    "definitionLink": {
     "local": [
      "bcda-20251007_def.xml"
     ]
    },
    "labelLink": {
     "local": [
      "bcda-20251007_lab.xml"
     ]
    },
    "presentationLink": {
     "local": [
      "bcda-20251007_pre.xml"
     ]
    },
    "inline": {
     "local": [
      "bcda20251007_8k.htm"
     ]
    }
   },
   "keyStandard": 22,
   "keyCustom": 0,
   "axisStandard": 0,
   "axisCustom": 0,
   "memberStandard": 0,
   "memberCustom": 0,
   "hidden": {
    "total": 2,
    "http://xbrl.sec.gov/dei/2024": 2
   },
   "contextCount": 1,
   "entityCount": 1,
   "segmentCount": 0,
   "elementCount": 36,
   "unitCount": 0,
   "baseTaxonomies": {
    "http://xbrl.sec.gov/dei/2024": 22
   },
   "report": {
    "R1": {
     "role": "http://www.bcda.com/20251007/role/statement-document-and-entity-information",
     "longName": "000 - Document - Document And Entity Information",
     "shortName": "Document And Entity Information",
     "isDefault": "true",
     "groupType": "document",
     "subGroupType": "",
     "menuCat": "Cover",
     "order": "1",
     "firstAnchor": {
      "contextRef": "d20258K",
      "name": "dei:EntityRegistrantName",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "b",
       "div",
       "td",
       "tr",
       "tbody",
       "table",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "bcda20251007_8k.htm",
      "first": true,
      "unique": true
     },
     "uniqueAnchor": {
      "contextRef": "d20258K",
      "name": "dei:EntityRegistrantName",
      "unitRef": null,
      "xsiNil": "false",
      "lang": "en-US",
      "decimals": null,
      "ancestors": [
       "b",
       "div",
       "td",
       "tr",
       "tbody",
       "table",
       "body",
       "html"
      ],
      "reportCount": 1,
      "baseRef": "bcda20251007_8k.htm",
      "first": true,
      "unique": true
     }
    }
   },
   "tag": {
    "dei_AmendmentFlag": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "AmendmentFlag",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Amendment Flag",
        "documentation": "Boolean flag that is true when the XBRL content amends previously-filed or accepted submission."
       }
      }
     },
     "auth_ref": []
    },
    "dei_CityAreaCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "CityAreaCode",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "City Area Code",
        "documentation": "Area code of city"
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "DocumentInformationLineItems",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Information [Line Items]",
        "documentation": "Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentInformationTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "DocumentInformationTable",
     "lang": {
      "en-us": {
       "role": {
        "label": "Document Information [Table]",
        "documentation": "Container to support the formal attachment of each official or unofficial, public or private document as part of a submission package."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentPeriodEndDate": {
     "xbrltype": "dateItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "DocumentPeriodEndDate",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document, Period End Date",
        "documentation": "For the EDGAR submission types of Form 8-K: the date of the report, the date of the earliest event reported; for the EDGAR submission types of Form N-1A: the filing date; for all other submission types: the end of the reporting or transition period. The format of the date is YYYY-MM-DD."
       }
      }
     },
     "auth_ref": []
    },
    "dei_DocumentType": {
     "xbrltype": "submissionTypeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "DocumentType",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Document, Type",
        "documentation": "The type of document being provided (such as 10-K, 10-Q, 485BPOS, etc). The document type is limited to the same value as the supporting SEC submission type, or the word 'Other'."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressAddressLine1": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityAddressAddressLine1",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Address, Address Line One",
        "documentation": "Address Line 1 such as Attn, Building Name, Street Name"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressCityOrTown": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityAddressCityOrTown",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Address, City or Town",
        "documentation": "Name of the City or Town"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressPostalZipCode": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityAddressPostalZipCode",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Address, Postal Zip Code",
        "documentation": "Code for the postal or zip code"
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityAddressStateOrProvince": {
     "xbrltype": "stateOrProvinceItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityAddressStateOrProvince",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Address, State or Province",
        "documentation": "Name of the state or province."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityCentralIndexKey": {
     "xbrltype": "centralIndexKeyItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityCentralIndexKey",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Central Index Key",
        "documentation": "A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityDomain",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity [Domain]",
        "documentation": "All the names of the entities being reported upon in a document. Any legal structure used to conduct activities or to hold assets. Some examples of such structures are corporations, partnerships, limited liability companies, grantor trusts, and other trusts. This item does not include business and geographical segments which are included in the geographical or business segments domains."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityEmergingGrowthCompany": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityEmergingGrowthCompany",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Emerging Growth Company",
        "documentation": "Indicate if registrant meets the emerging growth company criteria."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityFileNumber": {
     "xbrltype": "fileNumberItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityFileNumber",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, File Number",
        "documentation": "Commission file number. The field allows up to 17 characters. The prefix may contain 1-3 digits, the sequence number may contain 1-8 digits, the optional suffix may contain 1-4 characters, and the fields are separated with a hyphen."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityIncorporationStateCountryCode": {
     "xbrltype": "edgarStateCountryItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityIncorporationStateCountryCode",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Incorporation, State or Country Code",
        "documentation": "Two-character EDGAR code representing the state or country of incorporation."
       }
      }
     },
     "auth_ref": []
    },
    "dei_EntityRegistrantName": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityRegistrantName",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Registrant Name",
        "documentation": "The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_EntityTaxIdentificationNumber": {
     "xbrltype": "employerIdItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "EntityTaxIdentificationNumber",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Entity, Tax Identification Number",
        "documentation": "The Tax Identification Number (TIN), also known as an Employer Identification Number (EIN), is a unique 9-digit value assigned by the IRS."
       }
      }
     },
     "auth_ref": [
      "r1"
     ]
    },
    "dei_LegalEntityAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "LegalEntityAxis",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Legal Entity [Axis]",
        "documentation": "The set of legal entities associated with a report."
       }
      }
     },
     "auth_ref": []
    },
    "dei_LocalPhoneNumber": {
     "xbrltype": "normalizedStringItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "LocalPhoneNumber",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Local Phone Number",
        "documentation": "Local phone number for entity."
       }
      }
     },
     "auth_ref": []
    },
    "cyd_MaterialCybersecurityIncidentAbstract": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentAbstract",
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident [Abstract]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r7"
     ]
    },
    "cyd_MaterialCybersecurityIncidentAxis": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentAxis",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident [Axis]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r7"
     ]
    },
    "cyd_MaterialCybersecurityIncidentDomain": {
     "xbrltype": "domainItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentDomain",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident [Domain]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r7"
     ]
    },
    "cyd_MaterialCybersecurityIncidentInformationNotAvailableOrUndeterminedTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentInformationNotAvailableOrUndeterminedTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident Information Not Available or Undetermined [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r8"
     ]
    },
    "cyd_MaterialCybersecurityIncidentLineItems": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentLineItems",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident [Line Items]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r9"
     ]
    },
    "cyd_MaterialCybersecurityIncidentMaterialImpactOrReasonablyLikelyMaterialImpactTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentMaterialImpactOrReasonablyLikelyMaterialImpactTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident Material Impact or Reasonably Likely Material Impact [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r9"
     ]
    },
    "cyd_MaterialCybersecurityIncidentNatureTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentNatureTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident Nature [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r9"
     ]
    },
    "cyd_MaterialCybersecurityIncidentScopeTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentScopeTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident Scope [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r9"
     ]
    },
    "cyd_MaterialCybersecurityIncidentTable": {
     "xbrltype": "stringItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentTable",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident [Table]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r7"
     ]
    },
    "cyd_MaterialCybersecurityIncidentTimingTextBlock": {
     "xbrltype": "textBlockItemType",
     "nsuri": "http://xbrl.sec.gov/cyd/2024",
     "localname": "MaterialCybersecurityIncidentTimingTextBlock",
     "presentation": [
      "http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Material Cybersecurity Incident Timing [Text Block]"
       }
      }
     },
     "auth_ref": [
      "r6",
      "r9"
     ]
    },
    "dei_PreCommencementIssuerTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "PreCommencementIssuerTenderOffer",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pre-commencement Issuer Tender Offer",
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r3"
     ]
    },
    "dei_PreCommencementTenderOffer": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "PreCommencementTenderOffer",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Pre-commencement Tender Offer",
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r5"
     ]
    },
    "dei_Security12bTitle": {
     "xbrltype": "securityTitleItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "Security12bTitle",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Title of 12(b) Security",
        "documentation": "Title of a 12(b) registered security."
       }
      }
     },
     "auth_ref": [
      "r0"
     ]
    },
    "dei_SecurityExchangeName": {
     "xbrltype": "edgarExchangeCodeItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "SecurityExchangeName",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Security Exchange Name",
        "documentation": "Name of the Exchange on which a security is registered."
       }
      }
     },
     "auth_ref": [
      "r2"
     ]
    },
    "dei_SolicitingMaterial": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "SolicitingMaterial",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Soliciting Material",
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as soliciting material pursuant to Rule 14a-12 under the Exchange Act."
       }
      }
     },
     "auth_ref": [
      "r4"
     ]
    },
    "dei_TradingSymbol": {
     "xbrltype": "tradingSymbolItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "TradingSymbol",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Trading Symbol",
        "documentation": "Trading symbol of an instrument as listed on an exchange."
       }
      }
     },
     "auth_ref": []
    },
    "dei_WrittenCommunications": {
     "xbrltype": "booleanItemType",
     "nsuri": "http://xbrl.sec.gov/dei/2024",
     "localname": "WrittenCommunications",
     "presentation": [
      "http://www.bcda.com/20251007/role/statement-document-and-entity-information"
     ],
     "lang": {
      "en-us": {
       "role": {
        "label": "Written Communications",
        "documentation": "Boolean flag that is true when the Form 8-K filing is intended to satisfy the filing obligation of the registrant as written communications pursuant to Rule 425 under the Securities Act."
       }
      }
     },
     "auth_ref": [
      "r10"
     ]
    }
   }
  }
 },
 "std_ref": {
  "r0": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b"
  },
  "r1": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "b-2"
  },
  "r2": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "12",
   "Subsection": "d1-1"
  },
  "r3": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "13e",
   "Subsection": "4c"
  },
  "r4": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14a",
   "Subsection": "12"
  },
  "r5": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Exchange Act",
   "Number": "240",
   "Section": "14d",
   "Subsection": "2b"
  },
  "r6": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 6-K",
   "Section": "General Instruction",
   "Subsection": "B"
  },
  "r7": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 8-K",
   "Section": "1.05"
  },
  "r8": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 8-K",
   "Section": "1.05",
   "Subsection": "Instruction",
   "Paragraph": "2"
  },
  "r9": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Form 8-K",
   "Section": "1.05",
   "Subsection": "a"
  },
  "r10": {
   "role": "http://www.xbrl.org/2003/role/presentationRef",
   "Publisher": "SEC",
   "Name": "Securities Act",
   "Number": "230",
   "Section": "425"
  }
 }
}
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>ZIP
<SEQUENCE>14
<FILENAME>0001437749-25-030649-xbrl.zip
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
begin 644 0001437749-25-030649-xbrl.zip
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M!@FAK#863="B(; 1,-5?.ESX[P[&E+/I'41F3Y0Z:B>+%"*[<DPNB2.DTD#
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M8;FZ[&>T2/$B05S#!6^2$4KKL^&%E9-X%%LWRY](]O^IXI?_ %!+ P04
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MKY.Q?*[F 5VV"8 G*\!$_*:-4S(9_\U]GX7V;R YL_!JF;W10PR6/JZV^;%
M0HH>");>[LY8Z,/_]$E KPJ$@]+XS36 PGZA,Z&!8D>5W'CW';\?@EZ6/9A
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M/V(QX_\G0.=_4$L! A0#%     @ ZH%'6Y;TBPB! P  &0X  !$
M     ( !     &)C9&$M,C R-3$P,#<N>'-D4$L! A0#%     @ ZH%'6Q5F
MU@/9!   Y2P  !4              ( !L ,  &)C9&$M,C R-3$P,#=?9&5F
M+GAM;%!+ 0(4 Q0    ( .J!1UN3V U]^@4  $,\   5              "
M ;P(  !B8V1A+3(P,C4Q,# W7VQA8BYX;6Q02P$"% ,4    " #J@4=;Q>=6
M%74$  !]+0  %0              @ 'I#@  8F-D82TR,#(U,3 P-U]P<F4N
M>&UL4$L! A0#%     @ ZH%'6_:,YQ2+$0  ^&8  !,              ( !
MD1,  &)C9&$R,#(U,3 P-U\X:RYH=&U02P4&      4 !0!) 0  324

end
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>XML
<SEQUENCE>15
<FILENAME>bcda20251007_8k_htm.xml
<DESCRIPTION>IDEA: XBRL DOCUMENT
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8"?>
<xbrl
  xmlns="http://www.xbrl.org/2003/instance"
  xmlns:dei="http://xbrl.sec.gov/dei/2024"
  xmlns:link="http://www.xbrl.org/2003/linkbase"
  xmlns:xlink="http://www.w3.org/1999/xlink">
    <link:schemaRef xlink:href="bcda-20251007.xsd" xlink:type="simple"/>
    <context id="d20258K">
        <entity>
            <identifier scheme="http://www.sec.gov/CIK">0000925741</identifier>
        </entity>
        <period>
            <startDate>2025-10-07</startDate>
            <endDate>2025-10-07</endDate>
        </period>
    </context>
    <dei:AmendmentFlag contextRef="d20258K" id="ixv-216">false</dei:AmendmentFlag>
    <dei:EntityCentralIndexKey contextRef="d20258K" id="ixv-217">0000925741</dei:EntityCentralIndexKey>
    <dei:DocumentType contextRef="d20258K" id="ixv-227">8-K</dei:DocumentType>
    <dei:DocumentPeriodEndDate contextRef="d20258K" id="ixv-228">2025-10-07</dei:DocumentPeriodEndDate>
    <dei:EntityRegistrantName contextRef="d20258K" id="ixv-229">BIOCARDIA, INC.</dei:EntityRegistrantName>
    <dei:EntityIncorporationStateCountryCode contextRef="d20258K" id="ixv-230">DE</dei:EntityIncorporationStateCountryCode>
    <dei:EntityFileNumber contextRef="d20258K" id="ixv-231">001-38999</dei:EntityFileNumber>
    <dei:EntityTaxIdentificationNumber contextRef="d20258K" id="ixv-232">23-2753988</dei:EntityTaxIdentificationNumber>
    <dei:EntityAddressAddressLine1 contextRef="d20258K" id="ixv-233">320 Soquel Way</dei:EntityAddressAddressLine1>
    <dei:EntityAddressCityOrTown contextRef="d20258K" id="ixv-234">Sunnyvale</dei:EntityAddressCityOrTown>
    <dei:EntityAddressStateOrProvince contextRef="d20258K" id="ixv-235">CA</dei:EntityAddressStateOrProvince>
    <dei:EntityAddressPostalZipCode contextRef="d20258K" id="ixv-236">94085</dei:EntityAddressPostalZipCode>
    <dei:CityAreaCode contextRef="d20258K" id="ixv-237">650</dei:CityAreaCode>
    <dei:LocalPhoneNumber contextRef="d20258K" id="ixv-238">226-0120</dei:LocalPhoneNumber>
    <dei:WrittenCommunications contextRef="d20258K" id="ixv-239">false</dei:WrittenCommunications>
    <dei:SolicitingMaterial contextRef="d20258K" id="ixv-240">false</dei:SolicitingMaterial>
    <dei:PreCommencementTenderOffer contextRef="d20258K" id="ixv-241">false</dei:PreCommencementTenderOffer>
    <dei:PreCommencementIssuerTenderOffer contextRef="d20258K" id="ixv-242">false</dei:PreCommencementIssuerTenderOffer>
    <dei:Security12bTitle contextRef="d20258K" id="ixv-243">Common Stock</dei:Security12bTitle>
    <dei:TradingSymbol contextRef="d20258K" id="ixv-244">BCDA</dei:TradingSymbol>
    <dei:SecurityExchangeName contextRef="d20258K" id="ixv-245">NASDAQ</dei:SecurityExchangeName>
    <dei:EntityEmergingGrowthCompany contextRef="d20258K" id="ixv-246">false</dei:EntityEmergingGrowthCompany>
</xbrl>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
