Dr. Ratan Kumar Das

Dr. Ratan Kumar Das

Director - Cardiothoracic Surgery

BMB Department of Cardiac Surgery


A fine Cardiac surgeon trained both in India and abroad. He has approximately 20 years of experience in cardiac surgery and have performed more than 4000 Open Heart Surgery till now with an excellent outcome. He does all types of adult and paediatric cardiac procedure. 80% of his works are Coronary Artery Bypass Grafting especially total arterial grafting (LIMA - RIMA Y). He is also experienced in MICS-CABG and Valve Replacements and Repairs.

Monday to Friday – By Appointment Only

Education and Fellowships

  • MCh (Cardiovascular & Thoracic Surgery) 2000: Postgraduate Institute of Medical Education and Research (PGIMER) Chandigarh, India
  • Overseas Fellowship in Cardiothoracic Surgery 2006-2007: St George Hospital, Kogarah, Sydney, Australia

Special Interests

  • Off-Pump CABG with LIMA-RIMA Y
  • Mitral Valve Repair with Loop Technique
  • Minimal Invasive Valve Surgery & Minimal Invasive CABG
  • Paediatric Cardiac Surgery

Award & Honors

  • 1st Surgeon to perform successful Double Switch Procedure in Eastern India in July 2009
  • 1st Surgeon to perform successful Minimal Invasive Thoracoscopic Mitral Valve Replacement in Kolkata in June 2011
  • 1st Surgeon to do successful Off-Pump CABG in Guyana, South America in August 2013
  • Successfully started cardiothoracic surgery programme in multiple hospitals

Research and Publications

  • A Rare Case of Left Atrial Hemangioma Mimicking a Myxoma, Annals of Cardiac Anaesthesia, 144-146, vol 16:2 Apr-Jun 2013; 16:2:144-46
  • A Transesophageal Echocardiography Technique to locate the kidney and Renal perfusion’: Anaesthesia & Analgesia 2013; 116:549-54