Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Patent
1992-09-22
1993-11-23
Hirsch, Paul J.
Surgery
Means for introducing or removing material from body for...
Treating material introduced into or removed from body...
604167, A61M 500
Patent
active
052639444
ABSTRACT:
An adapter seal adapted to facilitate the use of a small instrument within a laparoscopic cannula. The adapter seal comprises a body portion formed of elastomeric material, and a relatively rigid insertion guide mounted on the body portion The body portion has an aperture therein adapted to sealingly engage and support the small instrument while permitting movement of the instrument through the aperture The insertion guide has a wall forming a generally conical passageway for guiding small instruments toward the aperture of the body portion. A tether may be provided for holding the adapter seal adjacent the cannula when the body portion is disconnected from the cannula, and the insertion guide may be color-coded to indicate the size aperture through the body portion of the adapter seal.
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Barker John M.
Plyley Alan K.
Redmond Russell J.
Robbins David L.
Vidal Claude A.
Griswold Gary L.
Hirsch Paul J.
Hohenshell Jeffrey J.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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