Patent ID: 8641609
Filing Date: 2014-02-04
Classification: A61B,A61F

Abstract:
1. A surgical access device comprising: a body member including at least a first substantially rigid blade portion having a wall, wherein the wall further includes an inner shell that is spaced apart from and removeably couples to an outer shell; at least one conduit formed in the space between the inner and outer shells of the first blade portion for circulating a chilled fluid through the at least one conduit so as to cool tissue proximate the body member, wherein at least one rib extends from the inner shell and sealingly engages an inner wall of the outer shell to form the at least one conduit; an external access port formed on a proximal end portion of the body member for inserting a chilled fluid through the at least one conduit; an exhaust formed on the proximal end portion for removing the chilled fluid from the at least one conduit; and a cold source for chilling the fluid prior to circulating the fluid through the at least one conduit.