Warren L. Bielke

Vision-Sciences, Inc. designs, develops, manufactures, and markets products for endoscopy to provide minimally invasive access to areas not readily visible to the human eye. It operates through two reportable segments: Medical and Industrial. The Medical segment designs, manufactures and sells its advanced line of endoscopy based products for a variety of specialties, including state-of-the-art flexible endoscopes, and Slide-On EndoSheath technology. The Industrial segment designs, manufactures and sells borescopes to a variety of users, primarily in the aircraft engine manufacturing and aircraft engine maintenance industries. The company was founded by Lewis C. Pell and Katsumi Oneda in 1987 and is headquartered in Orangeburg, NY.

Advanced Bio-Surfaces, Inc. manufactures medical devices. Its products include orthopedic implant and applications, biocompatible polymers, and biomaterials. Advanced Bio-Surfaces was founded by Jeffrey C. Felt in 1994 and is headquartered in Minnetonka, MN.

Part of Medtronic Plc, Medtronic Instent, Inc. is a company that designs, develops, manufactures and markets stents. The company is based in Eden Prairie, MN.

Vertebral Technologies, Inc. is a spine technology company focused on creating modular implants for painful spine conditions that improve minimally invasive surgery (MIS) outcomes. The firm products include interfuse, interlink, and intergraft. It's proprietary intra-operative assembly technology creates less-invasive posterior implant approach. The company was founded by Jeffrey C. Belt in 2005 and is headquartered in Minneapolis, MN.

Part of Medtronic Plc, InStent, Inc. is a company that develops self-expanding stents to open passageways in the body. The company is based in Eden Prairie, MN. The company was founded by Warren L. Bielke, Lewis C. Pell. InStent was acquired by Medtronic, Inc., part of Medtronic Plc from January 27, 2015 on June 28, 1996 for $214.60 million.