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Automated ventilation, CPR, and circulatory assistance apparatus

  • US 4,424,806 A
  • Filed: 03/12/1981
  • Issued: 01/10/1984
  • Est. Priority Date: 03/12/1981
  • Status: Expired due to Term
First Claim
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1. An apparatus for assisting and reproducing the pulmonary and cardiac functions of a patient, said apparatus comprising:

  • an airway apparatus constructed so as to be placed during use in proximity to the patient'"'"'s airway to provide fluid communication with the patient'"'"'s lungs;

    a vest constructed so as to be secured during use about the portion of the patient'"'"'s body in the region of the thorax, said vest including an inflatable bladder that overlies the patient'"'"'s chest;

    an abdominal restraint constructed so as to be secured during use about the portion of the patient'"'"'s body immediately below the thorax, said abdominal restraint including an inflatable bladder that overlies the patient'"'"'s abdomen; and

    ,control means that is in fluid communication with said airway apparatus, said vest bladder, and said abdominal restraint bladder, said control means being operable to alternately inflate and deflate, in substantial synchronism, said vest bladder, said abdominal restraint bladder, and the patient'"'"'s lungs through said airway apparatus.

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