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Mr. John C. Callaghan

  • Deceased
  • Edmonton, Alberta, Canada

    Order of Canada

    • Officer of the Order of Canada

      Awarded on: 1985-12-23
      Invested on: 1986-04-09
      Currently Chief of the Cardiovascular Surgery Division of the University of Alberta Hospital in Edmonton, he is in the forefront of his profession. A skilled surgeon who pioneered open-heart surgery in Alberta, he is also a researcher with many medical innovations to his credit, including co-development of the electrical cardiac stimulator, forerunner of the present type of universally- used pacemaker.