Radially expandable access system including trocar seal

Details Radially expandable access system including trocar seal Radially expandable access system including trocar seal

A - Human Necessities

61

B

A61B 17/34 (2006.01)

Patent

CA 2539264

The present disclosure relates to access systems which may be percutaneously or otherwise introduced while in a nan-ow diameter configuration and, which after introduction, may be radially expanded to accommodate passage of larger diameter surgical instruments therethrough. According to an aspect of the present disclosure, a radially expandable sleeve component, for use with an access system, is provided. The sleeve component includes a handle having a passage therethrough; and a sleeve body having a proximal end connected to the handle, a distal end, and an axial lumen aligned with the passage of the handle, the sleeve body having a length. The sleeve body is constructed from a radially expandable braid, wherein the braid is formed of a mesh of non-elastic filaments which axially shortens the length of the sleeve body as the sleeve body is radially expanded. The distal end of the sleeve body is flared radially outward.

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