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US Patent 12016534 Lighted cannula system

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Peter G. Davis0

Lindsay Lam0

Todd D. McIntyre0

Mark J. Zechmeister0

Ravut Chhit0

Robert J. Flower0

Date of Patent

June 25, 2024

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Patent Application Number

167851870

Date Filed

February 7, 2020

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Patent Citations

US Patent 8409088 Retractor illumination system

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US Patent 7556601 Systems and techniques for illuminating a surgical space

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US Patent 7783346 Illuminated infusion cannula

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US Patent 7874982 Illuminated surgical access system including a surgical access device and coupled light emitter

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US Patent 7901353 Illuminated cannula

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US Patent 8430813 Illuminated surgical access system including a surgical access device and integrated light emitter

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US Patent 8480566 Solid state illumination for endoscopy

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US Patent 9005118 Illuminated surgical access system including a surgical access device and coupled light emitter

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Patent Primary Examiner

Ryan N Henderson

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CPC Code

0

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Patent abstract

A cannula suitable for use in minimally invasive surgery is improved with a highly polished and very smooth luminal wall and/or LED's or other light sources focused at particular angles relative to the axis of the cannula. The devices provide for improved lighting and/or reduced lighting requirements for cannulas used for minimally invasive surgery.

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