<SUBMISSION>
<ACCESSION-NUMBER>0001181431-06-066584
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20061128
<FILING-DATE>20061130
<DATE-OF-FILING-DATE-CHANGE>20061130
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>GALLEBERG PAUL A
<CIK>0001214984
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>000-21982
<FILM-NUMBER>061248086
</FILING-VALUES>
<BUSINESS-ADDRESS>
<PHONE>3103750489
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>2721 VIA ELEVADO
<CITY>PALOS VERDES ESTATES
<STATE>CA
<ZIP>90274
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>DIAMETRICS MEDICAL INC
<CIK>0000895380
<ASSIGNED-SIC>3845
<IRS-NUMBER>411663185
<STATE-OF-INCORPORATION>MN
<FISCAL-YEAR-END>1231
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>2658 PATTON RD
<CITY>ROSEVILLE
<STATE>MN
<ZIP>55113
<PHONE>6516398035
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>2658 PATTON ROAD
<CITY>ROSEVILLE
<STATE>MN
<ZIP>55113
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd137778.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-11-28</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000895380</issuerCik>
        <issuerName>DIAMETRICS MEDICAL INC</issuerName>
        <issuerTradingSymbol>DMMC.OB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001214984</rptOwnerCik>
            <rptOwnerName>GALLEBERG PAUL A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2721 VIA ELEVADO</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PALOS VERDES ESTATES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90274</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.421</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-11-28</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>36124</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-11-28</value>
            </exerciseDate>
            <expirationDate>
                <value>2007-03-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>36124</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>384604</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.7587</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-11-28</value>
                <footnoteId id="F2"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>348480</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2006-11-28</value>
            </exerciseDate>
            <expirationDate>
                <value>2011-09-20</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>348480</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>384604</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The option grant was approved by the Board of Directors of the Issuer on August 11, 2006, subject to shareholder approval of the incentive compensation plan under which it was granted.  The Issuer's shareholders approved that plan on November 28, 2006.</footnote>
        <footnote id="F2">The option grant was approved by the Board of Directors of the Issuer on September 15, 2006, subject to shareholder approval of the incentive compensation plan under which it was granted.  The Issuer's shareholders approved that plan on November 28, 2006.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Paul A. Galleberg</signatureName>
        <signatureDate>2006-11-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
