Patent ID: 9101354
Filing Date: 2015-08-11
Classification: A61B

Abstract:
1. A surgical access device comprising an adjustable wound retractor comprising: a double tube outer ring having an annular axis, the double-tube outer ring including a first circular tube and a second circular tube, the outer ring positioned at an outer end of the wound retractor, each of the circular tubes including a lumen; a flexible inner ring positioned at an inner end of the wound retractor; a flexible, tubular sleeve comprising a first end coupled to the inner ring and a second end coupled to at least one of the circular tubes of the outer ring; a first substantially noncompliant hoop positioned in the lumen of the first circular tube aligned axially with the annular axis; and a second substantially noncompliant hoop positioned in the lumen of the second circular tube aligned axially with the annular axis, wherein the wound retractor includes a longitudinal axis extending from the outer end to the inner end, wherein the first circular tube and the second circular tube are separated axially along the longitudinal axis and are both axially aligned with the annular axis, and wherein at least one of the first hoop and the second hoop comprises a split hoop having a single split through a cross-section of the hoop, the single split creating a first end and a second end which is free of the first end.