Teodor Grantcharov



Research Programs


Dr. Teodor Grantcharov completed his surgical training at the University of Copenhagen, and a doctoral degree in Medical Sciences at the University of Aarhus in Denmark.

Dr. Grantcharov is a Professor of Surgery at the University of Toronto. He holds the Keenan Chair in Surgery at St. Michael’s Hospital in Toronto.

Dr. Grantcharov is the inaugural Director of the International Centre for Surgical Safety – a multidisciplinary group of visionary scientists with expertise in design, human factors, computer- and data science, and healthcare research. He previously held Canada Research Chair in Simulation and Surgical Safety and was awarded the Queen Elizabeth II diamond jubilee medal for his contributions to clinical research and patient safety in Canada. Dr. Grantcharov was awarded the honorary fellowship of the Imperial College in London, the honorary medal of the Bulgarian and Danish surgical societies and multiple national and international awards for his contributions to surgical education and surgical safety.

Dr. Grantcharov’s clinical interest is the area of minimally invasive surgery, while his academic focus is in the field of surgical innovation and patient safety.  He has become internationally recognized as a leader in this area with his work on curriculum design, assessment of competence and impact of surgical performance on clinical outcomes. Dr. Grantcharov developed the Surgical Black Box, which aims to transform the safety culture in medicine and introduce modern safety management systems in the high-risk operating room environment.

Dr. Grantcharov has more than 200 peer-reviewed publications and more than 200 invited presentations in Europe, South- and North America. He sits on numerous committees with Surgical Professional Societies in North America and Europe.

He sits on the Editorial Boards of the British Journal of Surgery and Surgical Endoscopy.

Recent Publications

  1. Soenens, G, Marchand, B, Doyen, B, Grantcharov, T, Van Herzeele, I, Vlerick, P et al.. Surgeons' Leadership Style and Team Behavior in the Hybrid Operating Room: Prospective Cohort Study. Ann Surg. 2022; :. doi: 10.1097/SLA.0000000000005645. PubMed PMID:35904023 .
  2. Johnson, G, Vergis, A, Unger, B, Park, J, Gillman, L, Hickey, K et al.. 2021 Canadian Surgery Forum: Virtual, online Sept. 21-24, 2021. Can J Surg. ;64 (6 Suppl 2):S80-S159. doi: 10.1503/cjs.021321. PubMed PMID:35483046 PubMed Central PMC8677574.
  3. Khan, AF, MacDonald, MK, Streutker, C, Rowsell, C, Drake, J, Grantcharov, T et al.. Tissue stress from laparoscopic grasper use and bowel injury in humans: establishing intraoperative force boundaries. BMJ Surg Interv Health Technol. 2021;3 (1):e000084. doi: 10.1136/bmjsit-2021-000084. PubMed PMID:35047803 PubMed Central PMC8749288.
  4. Gordon, L, Soenens, G, Doyen, B, Sunavsky, J, Wheatcroft, M, de Mestral, C et al.. Step, Error, and Event Frameworks in Endovascular Aortic Repair. J Endovasc Ther. 2022; :15266028211068768. doi: 10.1177/15266028211068768. PubMed PMID:35012393 .
  5. Maier-Hein, L, Eisenmann, M, Sarikaya, D, März, K, Collins, T, Malpani, A et al.. Surgical data science - from concepts toward clinical translation. Med Image Anal. 2022;76 :102306. doi: 10.1016/j.media.2021.102306. PubMed PMID:34879287 PubMed Central PMC9135051.
  6. Gordon, L, Reed, C, Sorensen, JL, Schulthess, P, Strandbygaard, J, Mcloone, M et al.. Perceptions of safety culture and recording in the operating room: understanding barriers to video data capture. Surg Endosc. 2022;36 (6):3789-3797. doi: 10.1007/s00464-021-08695-5. PubMed PMID:34608519 .
  7. van Dalen, ASHM, Strandbygaard, J, van Herzeele, I, Boet, S, Grantcharov, TP, Schijven, MP et al.. Six Sigma in surgery: how to create a safer culture in the operating theatre using innovative technology. Br J Anaesth. 2021;127 (6):817-820. doi: 10.1016/j.bja.2021.08.023. PubMed PMID:34593216 .
  8. Nensi, A, Palter, V, Reed, C, Schulthess, P, Mcloone, M, Grantcharov, T et al.. Utilizing the Operating Room Black Box to Characterize Intraoperative Delays, Distractions, and Threats in the Gynecology Operating Room: A Pilot Study. Cureus. 2021;13 (7):e16218. doi: 10.7759/cureus.16218. PubMed PMID:34367818 PubMed Central PMC8341265.
  9. Blackham, RE, Rosenthal, RJ, Higa, K, Gagner, M, Grantcharov, TP, Hamdorf, JM et al.. Development of an International Standardized Curriculum for Laparoscopic Sleeve Gastrectomy Teaching Utilizing Modified Delphi Methodology. Obes Surg. 2021;31 (10):4257-4263. doi: 10.1007/s11695-021-05572-x. PubMed PMID:34296371 .
  10. Levin, M, McKechnie, T, Kruse, CC, Aldrich, K, Grantcharov, TP, Langerman, A et al.. Surgical data recording in the operating room: a systematic review of modalities and metrics. Br J Surg. 2021;108 (6):613-621. doi: 10.1093/bjs/znab016. PubMed PMID:34157080 .
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Affiliations & Other Activities

  • Staff Surgeon, Department of Surgery, St. Michael’s Hospital
  • Keenan Chair in Surgery, St. Michael’s Hospital & University of Toronto
  • Professor, Department of Surgery, University of Toronto, Canada
  • Canada Research Chair in Simulation and Surgical Safety