DIAMOND BAR, Calif.--(BUSINESS WIRE)--Biosense Webster, Inc. will underline its leadership position in the electrophysiology market and underscore its commitment to electrophysiologists and their catheter ablation practices at the 2010 Heart Rhythm Meeting. Heart Rhythm is the most important scientific meeting in the field of Electrophysiology and is being held in Denver, CO, USA from May 12th to 15th.