Fellow in Cardiovascular Surgery, Texas Heart Institute, Houston, Texas, USA (Aug 2004 - current)
Assistant Professor in CTSurgery, Stanley Medical College, Chennai, India (Nov 2001-April 2004)
Senior Registrar in Thoracic Surgery, Chest Diseases Hospital, Kuwait.(Sep 1999-June 2001)
Tutor in CTSurgery, Stanley Medical College, Chennai, India. (April1994-Sept 1999)
Postgraduate Resident in CTSurgery, Madras Medical College, Madras(Chennai) Sep1991-Aug 1993
Postgraduate Resident in General Surgery, Coimbatore Medical College, (Nov1988-Sept1990)
(MBBS),Tirunelveli Medical College (Aug 1976-March1983)
development of new vascular grafts and biological heart valves