- Part of the team that conducted the first successful Heart Transplantation in India under Professor P. Venugopal on 3rd August 1994.
- Part of team that did the first Mechanical circulatory support in India 1996 at AIIMS under the leadership of Professor P. Venugopal.
- Performed more than 28,000 cardiac and vascular surgeries.
- The surgical spectrum includes:
- Aortic Aneurysm Surgery (largest experience of Aortic Surgery in India).
- On and off pump myocardial re-vascularization
- Pediatric Cardiac Surgery
- Valve repairs and replacement, including the Ross Procedure.
- Minimally invasive cardiac surgery
- Treatment of End Stage Heart Disease including Cardiac Transplantation and Ventricular Assist Device
- Associated with starting of four Cardiovascular and Thoracic Surgery Programs in India.
- Part of IRAD (International Registry of Acute Aortic Dissections). This is a prestigious registry which has about 30 centers from the world and we are part of it. From India we are the only centre as a part of Registry. As per this Registry we have the best results in the Acute Aortic Dissections in the world today.
- Conducted surgery on thousands of neonates. (Children less than one month age) and infants.
- Conducted the youngest Coronary Artery Bypass Surgery for patient aged 20 months.
(Ref LIMCA Book of Records and Hindustan Times New Delhi, 29th May 2009.)
- Did the first ECMO (Extracorporeal Membrane Oxygenator), a life support system, in India in Year 2000. Accredited by Medtronics USA. Now multiple centers perform such procedures.
- Developed the Left Heart Bypass Technique and Technique of Deep Hypothermic Circulatory Arrest for the Thoraco-Abdominal Aortic Aneurysms in India
- Designed and developed more than 50 surgical Instruments.
- Trained more than 20 cardiac Surgeons while at All India Institute Of Medical Sciences and also in Private Practice. All of them are independent cardiac surgeons running cardiac Surgical Programs on their own all over the country.
- Did for first time in the country Hybrid VSD closure at Max Heart and Vascular Institute.
- Largest experience in Re-Do Surgeries in the country. I and my team conduct more than 200 re-do surgeries every year. (Pediatric and Adult).
- Large number of pages have been dedicated to me for my services in Cardiac Surgery on “Google Search”.