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 (Date of earliest event reported): September 9, 2005



                               THERMOGENESIS CORP.
             (Exact name of registrant as specified in its charter)



         Delaware                        0-16375                   94-3018487
         ---------                       --------                  ----------
(State or other jurisdiction of    (Commission File Number)    (I.R.S. Employer
 incorporation or organization)                              Identification No.)


                                2711 Citrus Road
                        Rancho Cordova, California 95742
    (Address and telephone number of principal executive offices) (Zip Code)

                                 (916) 858-5100
              (Registrant's telephone number, including area code)

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))


<PAGE>



Section 2 - Financial Information
---------------------------------

Item 2.02 Results of Operations and Financial Condition

         Item 2. Results of Operatinos and Financial Condition.

     On September 9, 2005, ThermoGenesis Corp. issued a press release announcing
its results of operations  and  financial  condition for the year ended June 30,
2005.  The full text of the press  release is set forth in Exhibit 99.1 attached
to this report.

Section 9 - Financial Statements and Exhibits
---------------------------------------------

Item 9.01 Financial Statements and Exhibits.

         Exhibit No.                Exhibit Description
         ----------                 -------------------

          99                        Press Release Dated September 9, 2005





<PAGE>


                                    SIGNATURE

     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.


                             THERMOGENESIS CORP.,
                             a Delaware Corporation


Dated:  September 9, 2005    /s/ Matthew Plavan
                             --------------------------------------------
                             Matthew Plavan,
                             Chief Financial Officer


<PAGE>


                                  EXHIBIT INDEX


         Exhibit No.       Description
         -----------       ------------

         99                Press Release Dated September 9, 2005
[{"type": "8-K", "sequence": "1", "filename": "for090905.txt", "description": "090905", "secsgml_size_bytes": 3317}]
{"company-data": {"conformed-name": "THERMOGENESIS CORP", "cik": "0000811212", "assigned-sic": "3821", "irs-number": "943018487", "state-of-incorporation": "DE", "fiscal-year-end": "0630"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "333-82900", "film-number": "051077306"}, "business-address": {"street1": "2711 CITRUS ROAD", "city": "RANCHO CORDOVA", "state": "CA", "zip": "95742", "phone": "9168585100"}, "mail-address": {"street1": "2711 CITRUS ROAD", "city": "RANCHO CORDOVA", "state": "CA", "zip": "95742"}, "former-company": {"former-conformed-name": "INSTA COOL INC OF NORTH AMERICA", "date-changed": "19920703"}}
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 (Date of earliest event reported): September 9, 2005

                               THERMOGENESIS CORP.
             (Exact name of registrant as specified in its charter)

         Delaware                        0-16375                   94-3018487
         ---------                       --------                  ----------
(State or other jurisdiction of    (Commission File Number)    (I.R.S. Employer
 incorporation or organization)                              Identification No.)

                                2711 Citrus Road
                        Rancho Cordova, California 95742
    (Address and telephone number of principal executive offices) (Zip Code)

                                 (916) 858-5100
              (Registrant's telephone number, including area code)

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))
Section 2 - Financial Information
---------------------------------

Item 2.02 Results of Operations and Financial Condition

         Item 2. Results of Operatinos and Financial Condition.

     On September 9, 2005, ThermoGenesis Corp. issued a press release announcing
its results of operations  and  financial  condition for the year ended June 30,
2005.  The full text of the press  release is set forth in Exhibit 99.1 attached
to this report.

Section 9 - Financial Statements and Exhibits
---------------------------------------------

Item 9.01 Financial Statements and Exhibits.

         Exhibit No.                Exhibit Description
         ----------                 -------------------

          99                        Press Release Dated September 9, 2005
SIGNATURE

     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.

                             THERMOGENESIS CORP.,
                             a Delaware Corporation

Dated:  September 9, 2005    /s/ Matthew Plavan
                             --------------------------------------------
                             Matthew Plavan,
                             Chief Financial Officer
EXHIBIT INDEX

         Exhibit No.       Description
         -----------       ------------

         99                Press Release Dated September 9, 2005