Device for sealing an endoscope channel
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United States of America Patent
Stats
-
Dec 23, 1980
Grant Date -
N/A
app pub date -
Apr 18, 1978
filing date -
Apr 25, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A device for sealing an endoscope channel is provided in the operation section of an endoscope and comprises a hollow cylindrical member connected at one end to the proximal end of a channel disposed in the sheath of the endoscope and a tubular member of an elastic material disposed in the hollow cylindrical member and connected at one end sealingly to the other end of the hollow cylindrical member. The other end portion of the tubular member is bent to form a sealing portion which can prevent air introduced into a body cavity from flowing back therefrom through the channel.
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Cited Art Landscape
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