-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 HXST1OaT7gvm632JATMfIbO5NQ9bye6+tNZbsuZLEiV8we0e008UYwZfUkC247HB
 FQ1aS++8J5lOTmykCyQZzA==

<SEC-DOCUMENT>0001209191-04-002464.txt : 20040109
<SEC-HEADER>0001209191-04-002464.hdr.sgml : 20040109
<ACCEPTANCE-DATETIME>20040109180046
ACCESSION NUMBER:		0001209191-04-002464
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031219
FILED AS OF DATE:		20040109

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ATS MEDICAL INC
		CENTRAL INDEX KEY:			0000824068
		STANDARD INDUSTRIAL CLASSIFICATION:	ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES [3842]
		IRS NUMBER:				411595629
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3905 ANNAPOLIS LA
		STREET 2:		SUITE 105
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55447
		BUSINESS PHONE:		6125537736

	MAIL ADDRESS:	
		STREET 1:		3905 ANNAPOLIS LANE
		STREET 2:		SUITE 105
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55447

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ATS MEDCIAL INC
		DATE OF NAME CHANGE:	19920803

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DALE MICHAEL D
		CENTRAL INDEX KEY:			0001172346
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18602
		FILM NUMBER:		04519135

	BUSINESS ADDRESS:	
		STREET 1:		1350 ENERGY LANE SUITE 110
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			545108
		BUSINESS PHONE:		6515236900

	MAIL ADDRESS:	
		STREET 1:		1350 ENERGY LANE SUITE 110
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55108
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>bmn81994_bmn1md.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-12-19</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000824068</issuerCik><issuerName>ATS MEDICAL INC</issuerName>        <issuerTradingSymbol>ATSI</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001172346</rptOwnerCik><rptOwnerName>DALE MICHAEL D</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>3905 ANNAPOLIS LANE</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>MINNEAPOLIS</rptOwnerCity><rptOwnerState>MN</rptOwnerState><rptOwnerZipCode>55447</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Chief Executice Officer</officerTitle></reportingOwnerRelationship></reportingOwner><deriv
ativeTable><derivativeTransaction><securityTitle><value>Option (Right to Buy)</value></securityTitle><conversionOrExercisePrice><value>3.80</value></conversionOrExercisePrice><transactionDate><value>2003-12-19</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>50000</value></transactionShares><transactionPricePerShare><value>0</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2004-12-19</value><footnoteId id="F1" /></exerciseDate><expirationDate><value>2013-12-19</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>50000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTran
saction><value>50000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Option grant date is December 19, 2003.  Option vests in annual cumulative installments of 25% beginning one year from the date of grant.</footnote></footnotes><ownerSignature><signatureName>/s/ Michael D. Dale</signatureName><signatureDate>2004-01-09</signatureDate></ownerSignature></ownershipDocument>

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</SEC-DOCUMENT>
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