Profile overview
Who is James McEwen?
James McEwen is an inventor associated with Canada. Their documented work in medical & dental includes Microprocessor-controlled surgical tourniquet, the contribution at the center of this evidence-backed profile.
James McEwen invented the first microprocessor-controlled automatic surgical-tourniquet system. Microprocessor control made surgical-tourniquet pressure more precisely managed during operations, turning a simple cuff into a safety-critical medical device used in operating rooms. The change also gave surgical teams clearer control during prolonged procedures.
What did James McEwen invent?
Invented the first microprocessor-controlled automatic surgical-tourniquet system.
What did James McEwen accomplish?
Microprocessor tourniquets improved a safety-critical surgical device used internationally.
What is known about James McEwen today?
NIHF's official profile says McEwen continues to research tourniquet technology after founding Delfi Medical Innovations. Current institutional evidence in 2026.
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