1960: Aaron Ismach invented and patented the Jet Injector medical device which was used ... 1964: Aaron Ismach was presented with a Gold Medal from the US ...
Us Patents
Ventilator System Having Improved Means For Assisting And Controlling A Patient's Breathing
A ventilator system which incorporates a pneumatic circuit having a breathing assistor and positive end expiratory pressure module assembly for assisting, controlling and monitoring a patient's breathing. Settings of the operating points of a breathing assistor sensor and a positive end expiratory pressure sensor are coordinated in the module assembly and track at a selected pressure differential. The system also includes a circuit for instantly dumping breathing gas without retard or throttling when gas pressure rises to a predetermined maximum value.