EX-99.1 4 medamicus030970_ex99-1.txt CERTIFICATION EXHIBIT 99.1 CERTIFICATION The undersigned certifies pursuant to 18 U.S.C. Section 1350, that: (1) The accompanying Annual report on Form 10-KSB for the period ended December 31, 2002, 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 accompanying Report fairly presents, in all material respects, the financial condition and results of operations of the Company. Date February 27, 2003 /s/ James D. Hartman President, Chief Executive Officer and Chief Financial Officer 37