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Method and heater apparatus with protective fuse for medical applications

  • US 5,408,577 A
  • Filed: 02/26/1993
  • Issued: 04/18/1995
  • Est. Priority Date: 03/16/1992
  • Status: Expired due to Fees
First Claim
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1. Heating apparatus for medical applications comprising:

  • a first layer of electrically-insulating biologically-inert material for supporting a heater element thereon;

    a heater element of electrically-conductive material disposed on a selected region of the first layer;

    a second layer of electrically-insulating, biologically-inert material disposed over the heater element and sealed to the first layer for forming an immersible structure; and

    a housing of biologically inert material having an inlet and an outlet and being disposed on one of the first and second layers for directing the flow of a fluid to be heated by the heater element within a selected pattern in contact with the one of the first and second layers from the inlet to the outlet.

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