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US 4,193,406 AGranted
Dual purpose catheter
OwnerWalter J. Jinottiinventor
Life of this patent
Estimating the term…
Abstract
The disclosure is of a catheter including a first suction tube, a second oxygen supply tube, and valve means for alternately connecting the proper tube to suction or oxygen whereby mucous can be removed from a body and then oxygen can be fed to the body.
Claims9
A dual-purpose catheter comprising
- an elongated tube having an insertion end and a valve connection end, said insertion end adapted for coupling to the human body and said valve connection end adapted for alternate connection to a source of suction or a source of oxygen.
- adjustable valve means connected to said valve connection end and disposed between said tube and said sources of suction and oxygen,
- said valve means including therein first and second through-passage means, said first through-passage means being adapted to be disposed (1) in a first position in which it is connected between said suction source and said tube and (2) in a second position in which it is connected between the environment and said suction source, and, when said first through-passage means is in said first position, said second through-passage means is in a first position in which it is connected between the atmosphere and said source of oxygen and, when said first through-passage means is in said second position, said second through-passage means is connected between said tube and said source of oxygen.
Dependencies are inferred from the claim text.