EXHIBIT 99.1 CARBON AGREEMENT THIS AGREEMENT ("Agreement") is effective as of December 29, 1999, by and between SULZER CARBOMEDICS, INC. ("CMI") and ATS MEDICAL, INC. (formerly Helix BioCore, Inc.) ("ATS"). WHEREAS, CMI and ATS previously entered into...Carbon Agreement • January 13th, 2000 • Ats Medical Inc • Orthopedic, prosthetic & surgical appliances & supplies • Texas
