Patent ID: 7371227
Filing Date: 2008-05-13
Classification: A61B,Y10T

Abstract:
1. A seal assembly adapted for use in conjunction with a trocar assembly, the seal assembly comprising: a plurality of seal segments, each seal segment includes a peripheral edge and a seam edge; each seal segment further includes a first section and a second section with a vertical wall connecting the first section and the second section in such a way that the first section is displaced and offset relative to the second section such that the first section of a first seal segment may be placed upon the second section of a second seal segment with the first sections of the first and second seal segments lying in the same plane and the second sections of the first and second seal segments lying in the same plane, wherein the vertical walls of the seal segments, with the respective first sections and second sections, create two separate sealing surfaces which are separated with an air space therebetween; wherein the seal segments are assembled in an overlapping woven arrangement to provide a complete seal body without the need for a secondary seal.