Catheter
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United States of America Patent
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-
Jul 26, 1988
Grant Date -
N/A
app pub date -
Nov 14, 1986
filing date -
Nov 19, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A catheter having a proximal end provided with a nonreturn valve consisting of the catheter tubing end and of a rigid insert body whose rearward end is fixed in the catheter tubing. Bypass channels extend passed the end. The front end of the insert body is a cylindrical plug whose peripheral surface is joined by the catheter end acting as a valve hose. In case of overpressure in the catheter tubing, the tubing end is lifted from the plug and the pressure medium may escape accordingly.
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