MILAN, Italy--(BUSINESS WIRE)--The Board of Directors of Sorin (MIL:SRN), meeting today in Milan under the chairmanship of Umberto Rosa, co-opted André-Michel Ballester onto the Board and appointed him Chief Executive Officer. Since 2004 André-Michel Ballester has been President of the Cardiac Rhythm Management Business Unit of Sorin Group, the largest European cardiovascular company and world leader in medical technologies for cardiac surgery.