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Method and apparatus for measuring the operating temperature of blood warming apparatus

  • US 4,098,123 A
  • Filed: 01/24/1977
  • Issued: 07/04/1978
  • Est. Priority Date: 01/24/1977
  • Status: Expired due to Term
First Claim
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1. Temperature measuring apparatus for use in conjunction with a thermometer for measuring operating temperature in fluid warming apparatus of the type which warms fluid as it passes through a disposable warming bag, and which includes a housing defining a heating chamber for containing the warming bag, and a door providing access to the chamber, a first heating plate on the inside surface of the door, and a second heating plate underlying the door, said temperature measuring apparatus comprising, in combination:

  • a thermally-conductive block member having mounting means for receiving said thermometer and establishing thermal communication therewith, and first and second surfaces on opposite sides thereof, said first surface being adapted to engage in abutting relationship one of said heating plates; and

    insulating means including a layer of thermally-insulating material on said second surface whereby said block is thermally isolated from the other of said heating plates and said thermometer reads only the temperature of said one plate.

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