Patent ID: 8656913

Claim:
A ventilator including: a manually adjustable and electrically powered timing control device capable of controlling a period of time that a fluid is delivered to a patient during each of several inspiratory time periods, said timing control device including a solenoid and an outlet, said timing control device configured to be manually adjusted by an operator to change said inspiratory time periods that said fluid is delivered to said patient, wherein said timing device moves said solenoid to a position to block flow of said fluid to said patient during time between a plurality of said inspiratory time periods with said outlet directing said fluid flowing through said timing control device away from said patient during said time between said plurality of said inspiratory time periods; and a flow control device controlling a rate of flow that said fluid is delivered to said patient, said flow control device including a plurality of orifices configured to be adjusted to change said rate of said flow that said fluid is delivered to said patient during each of said inspiratory time periods.