================================================================================

                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

                       PURSUANT TO SECTION 13 OR 15(d) OF
                       THE SECURITIES EXCHANGE ACT OF 1934

                        DATE OF REPORT: JANUARY 25, 2007
                        (date of earliest event reported)

                                ATS MEDICAL, INC.
             (Exact name of registrant as specified in its charter)

                         Commission File Number: 0-18602

                                   ----------


                                            
           MINNESOTA                                       41-1595629
(State or other jurisdiction of                (IRS Employer Identification No.)
         incorporation)


                      3905 ANNAPOLIS LANE NORTH, SUITE 105
                          MINNEAPOLIS, MINNESOTA 55447
                    (Address of Principal Executive Offices)

                                 (763) 553-7736
              (Registrant's telephone number, including area code)

                                 NOT APPLICABLE
          (Former name or former address, if changed since last report)

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 (see General Instruction A.2. below):

[ ]  Written communications pursuant to Rule 425 under the Securities Act (17
     CFR 230.425)

[ ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
     240.14a-12)

[ ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the
     Exchange Act (17 CFR 240.14d-2(b))

[ ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the
     Exchange Act (17 CFR 240.13e-4(c))

================================================================================



ITEM 2.02 RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

     On January 25, 2007, ATS Medical, Inc. (the "Company") issued a press
release to report preliminary revenue expectations for the fourth quarter and
year ended December 31, 2006. The full text of the press release is furnished as
Exhibit 99.1 hereto and is incorporated by reference. The information in this
current report, including the exhibit thereto, is not deemed "filed" for
purposes of the Securities Exchange Act of 1934, as amended (the "Exchange
Act"), or otherwise subject to the liabilities of that section, nor shall it be
deemed to be incorporated by reference in any filing under the Securities Act of
1933, as amended, or the Exchange Act, except as expressly set forth by specific
reference in such filing.

ITEM 9.01 FINANCIAL STATEMENTS AND EXHIBITS.

(c)  Exhibits

     99.1 Press Release dated January 25, 2007, of ATS Medical, Inc.



                                   SIGNATURES

     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.

                                        ATS MEDICAL, INC.


                                        By: /s/ Michael R. Kramer
                                            ------------------------------------
                                            Michael R. Kramer
                                            Principal Financial Officer

Date: January 29, 2007



                                  EXHIBIT INDEX



Exhibit No.                               Description
- -----------   ------------------------------------------------------------------
           
    99.1      Press Release, dated January 25, 2007, of ATS Medical, Inc.