When McHenry resident Harry Burmann felt severe fatigue and shortness of breath after playing tennis recently, he had no idea he would need open heart surgery. Related Links Centegra celebrates milestone with 1,000th cardiac surgery And after doctors informed the 72-year-old that he had significant blockages to his arteries and his heart wasn't getting a sufficient supply of blood, he definitely didn't expect he would be a part of one of the hospital's biggest milestones….