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Respiration supply and control

  • US 3,871,371 A
  • Filed: 12/11/1972
  • Issued: 03/18/1975
  • Est. Priority Date: 12/11/1972
  • Status: Expired due to Term
First Claim
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1. A respiration supply and control system comprising:

  • a console provided with a volume generator to supply a desired respiration gas mixture at a selected cycle rate for use by a patient located at a substantial distance from the console;

    a transfer unit to receive the gas and transmit it to the patient;

    an elongate, large volume, gas supply hose interconnecting the volume generator and the transfer unit;

    a relatively short, small volume, delivery hose extending from the transfer unit and adapted to be placed in flow communication with the patient;

    valve means in the transfer unit to control the flow of gas therefrom to the patient;

    an actuator on the transfer unit for the valve means; and

    control means on the console and connected to the actuator to control its operation.

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