Suction CatheterThe suction catheter is used for removal of material in the throat of patients on ventilators. The challenge was to develop a new version that would not allow the escape of contaminated air within the bag surrounding the catheter. A number of check valve alternatives were proposed and patented.
Invention, Mechanical Engineering
U.S. Patent #s 5,460,613 5,419,769, 5,349,950,