EXHIBIT 32.1
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 Annual
Report of SurModics, Inc. (the “Company”) on Form 10-K for the year ended September 30, 2005 as filed with the Securities and Exchange
Commission (the “Report”), I, Bruce J Barclay, Chief Executive Officer of the Company, certify, pursuant to 18 U.S.C. §1350, as adopted
pursuant to §906 of the Sarbanes-Oxley Act of 2002, that:
(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/
Bruce J Barclay
Bruce J Barclay
Chief Executive Officer