US Patent 8216189 Continuous gas flow trocar assembly

Patent 8216189 was granted and assigned to SurgiQuest on July, 2012 by the United States Patent and Trademark Office.

Overview Structured Data Issues Contributors Activity

Is a

Patent

Patent attributes

Current Assignee

SurgiQuest

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

8216189

Date of Patent

July 10, 2012

Patent Application Number

11517750

Date Filed

September 8, 2006

Patent Citations Received

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US Patent 11771439 Powered driver

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US Patent 11974774 Separable two-part single lumen gas sealed access port for use during endoscopic surgical procedures

Patent Primary Examiner

Kevin C. Sirmons

Patent abstract

A trocar assembly for providing a pressurized insufflation fluid into a patient cavity and for providing sealable access to the patient cavity by a surgical instrument. The assembly comprises an inner tubular member having a proximal end and a distal end. An outer tubular member is disposed about the inner tubular member, the outer tubular member having a proximal end and a distal end. The distal end of the inner tubular member and the distal end of the outer tubular member define a trocar seal nozzle arranged therebetween.