David Barron

Professor, MB BS, MD, FRCP, FRCS (CTh); Cross-Appointed Sick Kids & Toronto General Hospital


Before arriving at The Hospital for Sick Children as the new Division Head of Cardiovascular Surgery, David Barron was the Senior Cardiac Surgeon at Birmingham Children’s Hospital, UK. David had been a consultant at Birmingham Children’s Hospital since 1999. He is dual qualified in both internal medicine and in cardiothoracic surgery. He was the lead for Congenital Cardiac Training in the UK and sat on the Specialist Advisory Committee (SAC), National Appointments Committee for Cardiothoracic Surgery and on the Steering Committee for the National Cardiac Audit. David was also a consultant at the Queen Elizabeth, University Hospital Birmingham for Adult Congenital Cardiac Surgery and a Professor at the Department of Child Health, University of Birmingham. His research has focused on surgical innovations as well as in developing risk adjustment scores, national database development in congenital cardiac surgery and in quality improvement systems, supported by NIHR and British Heart Foundation grants of >$3M. He has been an honorary invited surgeon to eleven different hospitals in six countries including India, Germany and Spain.


    • Stabilising the circulation in functionally single ventricles - bespoke decision making in HLHS.
    • Refining methods of re-training the myocardium – improving outcomes for the double-switch
    • Optimising outcomes for critical Tetralogy of Fallot in neonates and young infants
    • Unifocalization strategies in multifocal pulmonary blood supply (MAPCAs)
    • Wider used of the Ross Procedure / Ross Konno

    • Flow modelling in single ventricle circulations
    • Risk Adjustment systems in pediatric and adult congenital heart surgery
    • Outcome analysis and the importance of key morbidities on quality of life
    • Genetic markers of pulmonary hypertension
    • New ultrasound techniques in defining myocardial perfusion in different circulations
    • Mitigating the risks of prematurity – the artificial placenta
    • Surgical training with 3-D models for simulation of congenital cardiac surgery
    • Lymphatic flow in fontan circulation.

    • Postgraduate Research Council Fellowship: awarded for MD research fellowship
    • British Heart Foundation Junior Fellowship, FS/96025. 1996 £ 59,776
    • British Heart Foundation Project Grant, PG/96160. 1997 £ 15,968
    • NHLI Research Committee Grant £ 2,000
    • Society of Cardiothoracic surgery of Great Britain and Ireland:
    • Ronald Edwards medal for the best presentation at the annual meeting, 1999
    • British Heart Foundation Fellowship (supervisor) FS/03/102 2003 £ 54,719
    • Birmingham Childrens Hospital R&D Grant Ref 5496 £ 1,300
    • HRUK RG2620/12/14 Parental Home Monitoriang and Assessment £ 25,000
    • NIHR PI. Improving risk adjustment (PRAiS mode)l for mortality after paediatric cardiac surgery and improving public understanding 2015 £ 244,000
    • NIHR,PI Important early morbidities associated with paediatric cardiac surger 2014-2017. £ 1,100,000
    • NIHR PI. Infant deaths in the UK community following successful cardiac surgery: building the evidence base for optimal surveillance. £ 251,000, 2012-2015 £ 251,000
    • HRUK Grant TR2409: Exercise capacity, endothelial function and quality of life in Fontan patients with hypoplastic left heart syndrome (hearts with a functionally single ventricle 2014-, £ 46,5000
    • ‘Health Hero’ Award on national television (ITV) 2013, gaining more votes than any other doctor in the UK.
    • ‘Hospitals that changed the World’ BBC documentary that focused on BCH Heart Unit as part of NHS75 celebrations – won the Royal Television Award for Best Single Documentary 2018.
    • CIHR Project Grant 2022, A New Approach to Vascular Reconstruction using Graphical 3D Printing and Flow Modelling to create personalised precision engineered surgery,  $692k

    • Murtuza B, Barron DJ, Stumper O, Stickley J, Eaton D, Jones TJ, Brawn WJ. Anatomic repair for congenitally corrected transposition of the great arteries: a single-institution 19-year experience. J Thorac Cardiovasc Surg. 2011; 142(6):1348-57
    • Barron DJ, Brooks A, Stickley J, Woolley SM, Stümper O, Jones TJ, Brawn WJ.
      The Norwood procedure using a right ventricle-pulmonary artery conduit: comparison of the right-sided versus left-sided conduit position. J Thorac Cardiovasc Surg. 2009 Sep;138(3):528-37
    • Barron DJ, Kilby MD, Davies B, Wright JG, Jones TJ, Brawn WJ. Hypoplastic left heart syndrome. Lancet. 2009; 15;374(9689):551-64.
    • Barron DJ, Kutty RS, Stickley J, Stümper O, Botha P, Khan NE, Jones TJ, Drury NE, Brawn WJ. Unifocalization cannot rely exclusively on native pulmonary arteries: the importance of recruitment of major aortopulmonary collaterals in 249 cases. Eur J Cardiothorac Surg. 2019 Oct 1;56(4):679-687
    • Brown KL, Ridout D, Pagel C, Wray J, Anderson D, Barron DJ, Cassidy J, Davis PJ, Rodrigues W, Stoica S, Tibby S, Utley M, Tsang VT. Incidence and risk factors for important early morbidities associated with pediatric cardiac surgery in a UK population.
    • J Thorac Cardiovasc Surg. 2019 Oct;158(4):1185-1196.



    Keri Medeiros 

    Administrative Coordinator to: 

    Dr. David Barron 

    Division Head, Cardiovascular Surgery 

    The Hospital for Sick Children, Toronto 

    Professor, University of Toronto 

    CIT Chair in Cardiovascular Surgery 

    Director, Adult Congenital Heart Surgery 

    Toronto General Hospital ACHD Unit 

    The Hospital for Sick Children
    555 University Avenue, Toronto, ON 

    Phone: 416.813.7654  ext. 415649  Fax: 416.813.7984 

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