Apparatus and method for accessing a sinus cavity

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United States of America Patent

PATENT NO 9440049
APP PUB NO 20140350520A1
SERIAL NO

14451238

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A system for accessing a sinus cavity of a subject includes an access tool configured to penetrate into the sinus cavity from a location external the subject. The system further includes an access sheath having a distal tubular portion, a lumen extending through the access sheath and the distal tubular portion and dimensioned to receive the access tool, the distal tubular portion comprising one or more cutting surfaces disposed about an external surface thereof. The one or more cutting surfaces may include a plurality of longitudinally oriented grooves for flutes disposed about the periphery of the distal tubular member.

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Patent Owner(s)

  • ENTELLUS MEDICAL, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Drontle, John R Monticello, US 55 4276
Hanson, Anthony J Eden Prairie, US 43 2312
Keith, Peter T Lanesboro, US 217 29939

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