This month's edition of Medtech Insight's Starts & Stops shows that technology to repair or replace defective heart valves, either with surgery or catheter-based interventions, remains a hot area of research and development for the major cardiovascular device companies.
Abbott Laboratories Inc. has dominated the minimally-invasive mitral valve repair market with its MitraClip device, a catheter-delivered clip that holds two valve leaflets together to minimize mitral regurgitation. Now...