Trocar assemblies

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United States of America Patent

PATENT NO 9737671
SERIAL NO

13986120

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Abstract

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A trocar assembly wherein a trocar with an elongated polygonal tube can receive either an obturator or a medical instrument of a dissimilar cross-sectional shape with the medical instrument of the different cross sectional shape maintable in a central condition therein to inhibit pressure losses to lateral flow to thereby permit use of a cannula having a smaller cross sectional area than a cylindrical cannula as well as inhibit trauma to an entry site around the cannula.

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Patent Owner(s)

Patent OwnerAddress
LEXION MEDICAL LLC545 ATWATER CIRCLE ST PAUL MN 55103

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Michal, Brandon Lee White Bear Lake, US 7 42
Tran, Nathanial Lakeville, US 8 16
Williams, Steven St. Paul, US 50 429

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