Patent ID: 7650887
Filing Date: 2010-01-26
Classification: A61B

Abstract:
1. An adjustable wound retractor adapted to dilate a surgical wound incision to a desired diameter, comprising: an inner ring having a diameter greater than the desired diameter of the wound incision and being adapted for disposition interiorly of the wound incision; an outer ring having an annular axis, a diameter greater than the desired diameter of the wound incision and being adapted for disposition exteriorly of the wound incision, and a lumen having tubing wall; a rod placed inside the lumen to deflect against the tubing wall to provide an audible signal to a user as the outer ring is rolled or turned over itself; and a flexible sleeve disposed in a generally cylindrical form between the inner ring and the outer ring, wherein the outer ring may be rolled over itself and around the annular axis to provide the sleeve with a radial retraction force sufficient to stretch the incision to the desired diameter.