• Joseph Flies was appointed vice president of operations for Del Medical Systems Group (Franklin Park, Illinois). Previously, Flies was president of Summit Industries. Del Medical makes diagnostic imaging systems for medical, dental and veterinary applications.

• Vision-Sciences (Natick, Massachusetts) reported that Yoav Cohen has been named CFO. Previously, Cohen was managing director of NYC Advisors, a business and financial advisory firm. Vision-Sciences manufactures flexible endoscopic products utilizing sterile disposable sheaths.