EXHIBIT 99.1


                            CERTIFICATION PURSUANT TO
                             18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002


In connection with the Quarterly Report of CryoLife Inc. (the "Company") on Form
10-Q for the quarter ending September 30, 2002, as filed with the Securities and
Exchange  Commission  on the date  hereof  (the  "Report"),  each of  Steven  G.
Anderson, the Chairman,  President,  and Chief Executive Officer of the Company,
and David  Ashley  Lee,  the Chief  Financial  Officer  of the  Company,  hereby
certify,  pursuant to and for  purposes of 18 U.S.C.  Section  1350,  as adopted
pursuant  to  Section  906  of the  Sarbanes-Oxley  Act of  2002,  that,  to his
knowledge:


     (1) The Report fully  complies  with the  requirements  of Section 13(a) or
     15(d) of the Securities Exchange Act of 1934; and


     (2)  The  information  contained  in the  Report  fairly  presents,  in all
     material respects, the financial condition and results of operations of the
     Company.


/s/ STEVEN G. ANDERSON                     /s/ DAVID ASHLEY LEE
- ----------------------------------         ----------------------------------
STEVEN G. ANDERSON                         DAVID ASHLEY LEE
Chairman, President, and                   Vice President and Chief Financial
Chief Executive Officer                    Officer
October 29, 2002                           October 29, 2002