Access apparatus including integral zero-closure valve and...

Details Access apparatus including integral zero-closure valve and... Access apparatus including integral zero-closure valve and...

A - Human Necessities

61

B

A61B 17/34 (2006.01) F16K 7/12 (2006.01)

Patent

CA 2728840

An access apparatus for use in surgical procedures is provided. The access apparatus includes a zero-closure valve disposed within a housing associated with the access apparatus and adjacent a longitudinal passage defined by an access member operably associated with the access apparatus. The zero-closure valve is configured to provide a substantially fluid-tight seal in the absence of the surgical instrument inserted therethrough. A check-valve is operably associated with the zero-closure valve and is in fluid communication with the longitudinal passage and an insufflation port operably associated with the access member. The check-valve is configured to provide a fluid-tight seal when a pressure inside the access apparatus is greater than a pressure external thereof.

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