ST. PAUL, Minn.--(BUSINESS WIRE)--St. Jude Medical, Inc. (NYSE:STJ), a global medical device company, today announced that physicians from the Cedars-Sinai Heart Institute will lead the company’s transcatheter aortic valve implantation (TAVI) clinical trial. The study will evaluate the safety and efficacy of the St. Jude Medical transcatheter aortic valve for patients who experience severe aortic stenosis and who may be at an elevated risk for open-heart surgery.