Dr. Raffael Zamper

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MD, PhD, FASE
Cardiac Anesthesia Program Director

Dr. Raffael Zamper is currently Assistant Professor and Cardiac Anesthesia Program Director at the Department of Anesthesia & Perioperative Medicine, Western University.

Education and Training

  • 2019-2020 – Perioperative Echocardiography and Ultrasound Fellowship - Western University – London Health Sciences Centre
  • 2018-2019 – Cardiac Anesthesia Clinical Fellowship - Western University – London Health Sciences Centre
  • 2014-2020 – PhD degree - Albert Einstein Jewish Hospital, Sao Paulo, SP, Brazil Field of study: Coagulation in cirrhotic patients undergoing liver transplantation
  • 2010 – Superior Title of Anesthesiology - Brazilian Society of Anesthesiology
  • 2004-2006 – Anesthesiology Residency - General Hospital of The University of Sao Paulo - HCFMUSP, Sao Paulo, SP, Brazil
  • 1998-2003 – M.D., Medicine University of Sao Paulo – USP, Sao Paulo, SP, Brazil Graduation date: December 8th, 2003

Honours and Awards

  • 2021-2022 - Fellows Teacher of the Year - Western University - London Health Sciences Centre
  • 2020-2021 – Fellows Teacher of the Year - Western University – London Health Sciences Centre
  • 2020-2021 – Junior Faculty Residents Teacher of the Year - Western University – London Health Sciences Centre

Publications

  • Terrence Alfred, Luiz Guilherme Villares da Costa, Christopher Harle, Raffael Zamper. Comparison between the Fibrinogen Clauss Assay and the TEG6S Citrated Functional Fibrinogen in Cardiac Surgery. J Cardiothorac Vasc Anesth, 2025 Aug 18, DOI: 10.1053/j.jvca.2025.08.022.
  • Spence J, Devereaux PJ, Lee SF, D’Aragon F, Avidan MS, Whitlock RP, Mazer CD, Rousseau-Saine N, Rajamohan RR, Pryor KO, Klein R, Tan E, Cameron MJ, Di Sante E, DeBorba E, Mustard ME, Couture EJ, Zamper RPC, Law MWY, Djaiani G, Saha T, Choi S, Hedlin P, Pikaluk DR, Lam W, Deschamps A, Ramasundarahettige CF, Vincent J, McIntyre WF, Oczkowski SJW, Dulong BJ, Beaver C, Kloppenburg SA, Lamy A, Jacobsohn E, Belley-Côté EP; B-Free Investigators and the Canadian Perioperative Anesthesia Clinical Trials Group. Benzodiazepine-Free Cardiac Anesthesia for Reduction of Postoperative Delirium. JAMA Surg. 2025 Jan. 2025 Jan 1, DOI: 10.1001/jamasurg.2024.6602.
  • Giraldo, M. Lopera, L. M. Balbaa, A. Gonzalez, N. Zamper, R. Mayich, M. & Boulton, M. Comparison between ultrasound and MRI measurements of the optic nerve sheath diameter in patients undergoing intracranial surgery: A prospective observational single-center study. JMIR Perioperative Medicine, 2024 Nov.
  • Karkouti K, Callum J, Bartoszko J, Solomon C, Knaub S, Levy JH, Tanaka KA, FARES-II Study Group. Protocol for a phase 3, randomised, active-control study of four-factor prothrombin complex concentrate versus frozen plasma in bleeding adult cardiac surgery patients requiring coagulation factor replacement: the LEX-211 (FARES-II) trial. BMJ Open, 2024 Aug 21; 14 (8): e091381, DOI: 10.1136/bmjopen-2024-091381.
  • Malik MI, Jae JC, Sefein OSS, Zamper RPC, Nagpal AD. Radical mediastinal lipectomy for tamponade-like cardiac physiology. J Cardiothorac Surg. 2023 Nov 22, 18. (1): p.338, DOI: 10.1186/s13019-023-02421-z.
  • Spence J, Belley-Côté E, Jacobsohn E, Lee SF, D’Aragon F, Avidan M, Mazer CD, Rousseau-Saine N, Rajamohan R, Pryor K, Klein R, Tan EC, Cameron M, Di Sante E, DeBorba E, Mustard M, Couture E, Zamper R, Law M, Djaiani G, Saha T, Choi S, Hedlin P, Pikaluk R, Lam WY, Deschamps A, Whitlock R, Dulong B, Devereaux PJ, Beaver C, Kloppenburg S, Oczkowski S, McIntyre WF, McFarling M, Lamy A, Vincent J, Connolly S, B-Free Investigators. Benzodiazepine-Free Cardiac Anesthesia for Reduction of Postoperative Delirium (B-Free): A Protocol for a Multi-centre Randomized Cluster Crossover Trial. CJC Open, 2023 Sep 1; 5 (9): 691-699, DOI: 10.1016/j.cjco.2023.06.001.
  • Papa FV, Galhardo C Jr, Pontes JPJ, Alves RL, Zamper R, Salgado M, da Costa LGV, Lineburger EB, Dos Reis Falcão LF. Point-Of-Care Cardiac Ultrasound: is it time for anesthesiologists to embrace and achieve competence? Braz J Anesthesiol, 2023 Jul 1; 73 (4): 367-369, DOI: 10.1016/j.bjane.2023.06.001.
  • Mendoza Vasquez LE, Payne S, Zamper R. Intracranial pressure monitoring in the perioperative period of patients with acute liver failure undergoing orthotopic liver transplantation. World J Transplant, 2023 Jun 18; 13 (4): 122-128, DOI: 10.5500/wjt.v13.i4.122.
  • Kennedy L, Zamper RPC. When Insufflation Goes Awry: Massive Gas Embolism During Laparoscopic Surgery. CASE: Cardiovascular Images Case Reports 2023. doi: 10.1016/j.case.2022.12.001
  • Zamper RPC, Prempeh A, Iglesias I, Fayad A. Intraoperative transesophageal echocardiography following mitral valve repair: a systematic review. Braz J Anesthesiol. 2022 May Jun; 72 (3): 379-397. doi: 10.1016/j.bjane.2022.03.002.
  • Desai TV, Dhir A, Quan D, Zamper RPC. Intraoperative management of liver transplant in a patient with an undiagnosed ventricular septal defect: A case report World J Anesthesiol. Oct 13,2021; 10(1):1-6doi:10.5313/wja.v10.i1.1
  • Zamper RPC, Bainbridge D, Nagpal D, Fujii S. [Management of a bi-caval dual lumen cannula clot obstruction after TEE guided diagnosis: a case-report]. Braz J Anesthesiol, 2020 Jan 1; 70 (1): 55-58, Principal Author, DOI: 10.1016/j.bjan.2019.12.007.
  • Yokoyama APH, Kutner JM, Sakashita AM, Nakazawa CY, de Paula TAO, Zamper RPC, Pedroso PT, de Almeida MD, Meira Filho SP, Orsi FA. Risk Factors for Transfusion after Orthotopic Liver Transplantation. Transfus Med Hemother, 2019 Dec 1; 46 (6): 431-439, Coauthor, DOI: 10.1159/000499120.
  • Zamper RPC, Amorim TC, Queiroz VNF, Lira JDO, Costa LGV, Takaoka F, Juffermans NP, Neto AS. Association between viscoelastic tests-guided therapy with synthetic factor concentrates and allogenic blood transfusion in liver transplantation: a before-after study. BMC Anesthesiol, 2018 Dec 22; 18 (1): 198, Principal Author, DOI: 10.1186/s12871-018-0664-8.
  • Zamper RPC, Amorim TC, Costa LGVD, Takaoka F, Serpa A Neto. The role of thromboelastometry in the assessment and treatment of coagulopathy in liver transplant patients. Einstein (Sao Paulo), 2017 Apr 1; 15 (2): 243-246, Principal Author, DOI: 10.1590/S1679-45082017MD3903.
  • Zamper RP, Torres ML, Ferraz JL, Neto SM, Holzhacker R, Shimada V, Carmona MJ. Evaluation of a computerized anesthesia report. Rev Bras Anestesiol, 2010 May 1; 60 (3): 285-301, Principal Author, DOI: 10.1016/S0034-7094(10)70036-2.