Michael Peat, PhD, has been named vice president of operations of Atherotech (Birmingham, Alabama). Previously, Peat was president of the Substance Abuse Testing Division at LabOne. Atherotech is a cardiodiagnostic company and specialty reference laboratory.

Reinhard Schmidt has been promoted to chief executive officer of EP Medsystems (West Berlin, New Jersey), a post previously held by company founder David Jenkins, who will remain as chairman of the board. Schmidt joined the company last year as president and chief operating officer, prior to which he held management positions with GE Medical and Siemens Medical. The company also reported the resignation of Joseph Turner, as chief financial officer. His duties will be handled on an interim basis by Matthew Hill, hired recently as controller. EP MedSystems develops electrophysiology products used to diagnose and treat certain cardiac rhythm disorders.

Stephen Mengert has been named vice president-finance, and chief financial officer for Matria Healthcare (Marietta, Georgia). Mengert most recently was chief financial officer for client companies of Tatum CFO Partners. Mengert replaces George Dunaway, who will be remaining with Matria for the next two months during a transition of duties. Matria is a provider of disease management programs to health plans and employers for women's health and the chronic conditions of diabetes, cardiovascular disease and respiratory disorders.

Steven Phillips, MD, has been appointed senior vice president of medicine and new technology for MedicalCV (Minneapolis, Minnesota). Phillips, board-certified in general and thoracic surgery, previously served as the assistant director of research and education at the National Institutes of Health's National Library of Medicine. He has twice been a candidate for the position of commissioner of the FDA. MedicalCV is a heart valve manufacturer.

Betty Silverstein Russell has been named executive vice president of marketing and sales for MicroMed Technology (Houston, Texas), and Edward Teitel, MD, JD, has been named chief medical officer of the company. Most recently Russell was executive vice president of CardiacAssist. Teitel previously worked in investment banking for Colby Capital International and, before his business experience, performed general and peripheral vascular surgery. MicroMed develops products for patients with end-stage, congestive heart failure.

Thomas Wilder III has been named president and chief executive officer of Micro Therapeutics (Irvine, California). Wilder previously was vice president and general manager of the endovascular stent grafts division of Medtronic. Micro Therapeutics manufactures minimally invasive medical devices for the diagnosis and treatment of vascular disease.

Jon Shear has been named to the new position of vice president, business development, at Thoratec (Pleasanton, California). Most recently, Shear was a senior member of the business and technology development unit of St. Jude Medical. Thoratec develops medical devices for circulatory support.