FARMINGDALE, N.Y., Aug. 29, 2016 /PRNewswire/ -- Misonix, Inc. (NASDAQ: MSON), an international surgical device company that designs, manufactures and markets innovative therapeutic ultrasonic products for spine surgery, neurosurgery, wound debridement, skull based surgery, laparoscopic surgery and other surgical applications, announced that, effective September 2, 2016, Michael A. McManus, Jr. is resigning as a Director and Chairman of the Board of Directors of Misonix and retiring as the Company's President and Chief Executive Officer.