Patent ID: 7481795

Claim:
A seal assembly adapted for use in conjunction with a trocar seal assembly, the seal assembly comprising: a plurality of seal segments, each seal segment includes a semi-circular peripheral edge and a seam edge, each seal segment further including an extended angled portion shaped and dimensioned for attachment to an adjacent seal segment, wherein the angled portions are tapered for facilitating coupling of adjacent seal segment; at least a first seal segment and a second seal segment are connected along their respective peripheral edges to form a first seal layer having a seam defined by the seam edge of the first seal segment and the seam edge of the second seal segment; at least a third seal segment and a fourth seal segment are connected along their respective peripheral edges to form a second seal layer having a seam defined by the seam edge of the third seal segment and the seam edge of the fourth seal segment; wherein the peripheral edges of the respective seal segments define an arc of approximately 200-220 degrees; and wherein the seam of the first seal layer has a first longitudinal axis and the seam of the second seal layer has a second longitudinal axis, and the first seal layer is oriented relative to the second seal layer such that the first longitudinal axis is angularly oriented relative to the second longitudinal axis.