Concord-Portex Suction Catheter

The suction catheter is used for removing material in the throat of patients on ventilators

Task:

Re-design pinch valve, and devise new extraction method that would eliminate the escape of contaminated air.

Result:

Five separate patents on valve and catheter construction, featuring new check valve designs.

U.S. Patent #s  5,460,613  5,419,769 5,349,950  5,325,850   5,300,043