Abstract: A cardiopulmonary resuscitating pump, comprising, a housing having a top wall (20), a bottom wall (21) and a side wall (22) in the form of a bellows which is capable of contracting and expanding under the application and release of an externally applied pressure to contract and expand the volume of a gas chamber (23) within the housing and having a gas inlet (48) through the bottom wall for drawing gas into the gas chamber and a gas outlet (43) through the bottom wall for discharging gas from the gas chamber to an associated oropharyngeal airway, whereby, in use a patient can be subjected to ventilation and external cardiac massage by appropriate operation of the pump whilst situated on the patient's chest.
Type:
Grant
Filed:
September 15, 1992
Date of Patent:
May 24, 1994
Assignee:
Allen Samuel Garfield
Inventors:
Allan S. Garfield, Noam White, Max S. de Vriend, David J. Cook