Trocar seal with retraction induced hinge

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United States of America Patent

PATENT NO 7833199
SERIAL NO

11548469

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Abstract

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A trocar comprising an alignment channel and an instrument seal comprising a bending portion and a base portion. The bending and base portions of the instrument seal are spaced relative the alignment channel such that when a surgical instrument is retracted the bending portion inverts and the lip does not enter the alignment channel.

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Patent Owner(s)

Patent OwnerAddress
CILAG GMBH INTERNATIONAL6300 ZUG

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Franer, Paul T Cincinnati, US 42 14009
Gilker, Thomas A Cincinnati, US 27 1294
Norvell, David K Monroe, US 68 17802
Tsonton, Mark Cincinnati, US 35 10342

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