-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 JFMyqFhCY6uGIDF+ZYWALYTTR/HOnb4a0C89zFQkpoOh9PZTY4uBpwF6gytwnONa
 GA2lm0PC704vxqzmDTgF7g==

<SEC-DOCUMENT>0000906344-04-000254.txt : 20041110
<SEC-HEADER>0000906344-04-000254.hdr.sgml : 20041110
<ACCEPTANCE-DATETIME>20041110145111
ACCESSION NUMBER:		0000906344-04-000254
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20041110
DATE AS OF CHANGE:		20041110

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MEDCAP MANAGEMENT & RESEARCH LLC
		CENTRAL INDEX KEY:			0001279729
		IRS NUMBER:				943411543
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		500 THIRD STREET
		STREET 2:		SUITE 535
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94107
		BUSINESS PHONE:		415-495-1010

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CRDENTIA CORP
		CENTRAL INDEX KEY:			0001073857
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-EMPLOYMENT AGENCIES [7361]
		IRS NUMBER:				760585701
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-78465
		FILM NUMBER:		041132749

	BUSINESS ADDRESS:	
		STREET 1:		14114 DALLAS PARKWAY
		STREET 2:		SUITE 600
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75254
		BUSINESS PHONE:		972-850-0780

	MAIL ADDRESS:	
		STREET 1:		14114 DALLAS PARKWAY
		STREET 2:		SUITE 600
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75254

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LIFEN INC
		DATE OF NAME CHANGE:	20001115

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DIGIVISION INTERNATIONAL LTD
		DATE OF NAME CHANGE:	20001005
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>crd13d4.txt
<DESCRIPTION>AMENDMENT NO. 4 TO SCHEDULE 13D
</DOCUMENT>
</SUBMISSION>