Dr. Kulbhushan Singh DagarExpert in Complex Congenital Heart Surgery

Dr. Kulbhushan Singh Dagar is one of India's most respected neonatal and paediatric cardiac surgeons with over 32 years of experience in cardiac surgery and more than two decades dedicated to congenital heart surgery in newborns and children. He currently serves as Chairman – Neonatal & Congenital Heart Surgery and Principal Director & Chief Surgeon at Max Super Speciality Hospital, Saket, New Delhi.

Internationally trained at the prestigious Great Ormond Street Hospital for Children, London, Dr. Dagar specializes in treating the most complex congenital heart defects in newborns, infants and children. His expertise includes neonatal open-heart surgery, complex valve repair, single-ventricle surgery, and advanced perioperative support using Extracorporeal Life Support (ECLS). Patients from India, the Middle East, Africa and CIS countries regularly seek his expertise for complex congenital heart conditions.

Congenital Heart Defects

• Ventricular Septal Defect (VSD)
• Atrial Septal Defect (ASD)
• Patent Ductus Arteriosus (PDA)
• Atrioventricular Septal Defect (AVSD)
• Tetralogy of Fallot (TOF)
• Double Outlet Right Ventricle (DORV)
• Transposition of the Great Arteries (TGA)
• Truncus Arteriosus
• Total Anomalous Pulmonary Venous Connection/Return (TAPVC/TAPVR)
• Coarctation of the Aorta
• Interrupted Aortic Arch

Complex Congenital Heart Conditions

• Hypoplastic Left Heart Syndrome (HLHS)
• Tricuspid Atresia
• Single Ventricle Heart Disease
• Pulmonary Stenosis
• Pulmonary Atresia
• Congenital Mitral, Tricuspid and Aortic Valve Disorders
• Right Ventricular Outflow Tract (RVOT) Obstruction
• Severe Pulmonary Arterial Hypertension
• Critical Congenital Heart Disease in Newborns

Congenital Heart Surgery

• Ventricular Septal Defect (VSD) Closure
• Atrial Septal Defect (ASD) Closure
• Atrioventricular Septal Defect (AVSD) Repair
• Tetralogy of Fallot (TOF) Repair
• Arterial Switch Operation for Transposition of the Great Arteries (TGA)
• Total Anomalous Pulmonary Venous Connection/Return (TAPVC/TAPVR) Repair
• Truncus Arteriosus Repair
• Coarctation of the Aorta Repair
• Interrupted Aortic Arch Repair

Single Ventricle Surgery

• Norwood Procedure for Hypoplastic Left Heart Syndrome (HLHS)
• Bidirectional Glenn Shunt
• Fontan Procedure

Valve Surgery

• Mitral Valve Repair
• Tricuspid Valve Repair
• Aortic Valve Repair
• Pulmonary Valve Reconstruction

Advanced Neonatal Cardiac Surgery

• Neonatal Open Heart Surgery
• Complex Infant Cardiac Surgery
• Extracorporeal Life Support (ECLS)
• Extracorporeal Membrane Oxygenation (ECMO)
• Advanced Cardiopulmonary Bypass Management

Dr. Kulbhushan Singh Dagar earned his MBBS and MS in General Surgery from S. N. Medical College & Hospital, Agra University. He pursued his MCh in Cardio-Thoracic & Vascular Surgery at G.B. Pant Hospital, University of Delhi. He honed his surgical expertise internationally as a Specialist Registrar at the esteemed Great Ormond Street Hospital for Children in London. He maintains active professional memberships with the Indian Association of Cardiovascular & Thoracic Surgeons (IACTS), Paediatric Cardiac Society of India (PCSI), World Society for Paediatric & Congenital Heart Surgery, and the Society of Paediatric & Congenital Heart Surgeons.

• Professional Experience: Currently serving as Chairman – Neonatal & Congenital Heart Surgery and Principal Director & Chief Surgeon at Max Super Speciality Hospital, Saket. He previously held the positions of Director at Escorts Heart Institute & Research Centre, New Delhi, and Director at Lotus Children's Hospital, Hyderabad.
• Clinical Expertise: Brings over 32 years of comprehensive cardiac surgery experience, dedicating the last two decades exclusively to neonatal and paediatric cardiac surgery. He is a prominent authority in complex congenital heart surgery, neonatal open-heart surgery, valve preservation and repair in children, single ventricle palliation, advanced cardiopulmonary bypass techniques, and Extracorporeal Life Support (ECLS).
• Awards & Research: Awarded the 1st Prize (ISCET) for his innovative management of cardiopulmonary bypass in infants with sickle cell disease. He has published extensively in national and international journals concerning congenital heart surgery, neonatal cardiac surgery, and pulmonary hypertension, and routinely presents his research at international paediatric cardiac conferences.

• More than 32 years of experience in cardiac surgery.
• Internationally trained at Great Ormond Street Hospital, London.
• Specialist in complex congenital heart surgery for newborns and infants.
• Extensive expertise in valve-preserving surgery for children.
• Advanced experience in Extracorporeal Life Support (ECLS) and high-risk neonatal cardiac surgery.
• Chairman of Neonatal & Congenital Heart Surgery at Max Super Speciality Hospital, Saket.
• Trusted by patients from the Middle East, Africa, South Asia and CIS countries.
• Comprehensive international patient support through Max Healthcare.