Access portal including silicone foam three layer seal

Details Access portal including silicone foam three layer seal Access portal including silicone foam three layer seal

A - Human Necessities

61

B

A61B 17/34 (2006.01) A61B 1/018 (2006.01) A61B 1/313 (2006.01) A61B 17/02 (2006.01) F16L 5/00 (2006.01)

Patent

CA 2696534

A surgical access portal includes a seal housing, a sleeve mountable to the seal housing, and a seal disposed within the seal housing. The seal includes a first layer having an opening for the reception and passage of a surgical instrument, a second continuous layer for providing a fluid tight seal in the seal housing in the presence and/or in the absence of a surgical instrument, and a third layer having an opening for the passage of a surgical instrument therethrough. The first and third layers have a higher density than the second layer for maintaining the second layer in an axially compressed state therebetween.

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