Patent ID: 8419695

Claim:
An apparatus, comprising: a body including a plurality of interior walls configured to be at least partially inserted into a rectum of a patient, said body defining a first passageway, a second passageway, and a third passageway between a proximal end portion and a distal end portion of said body, wherein each of the plurality of interior walls are fixed relative to one another, each of said second and third passageways having a length which extends from a proximal-most end of the body to a distal-most end of the body, said first passageway configured to receive a medical tool, said second passageway configured to communicate an insufflation medium into contact with tissue of a patient, wherein said length of said second passageway and said length of said third passageway extend parallel to said first passageway; an insufflation port coupled to said second passageway configured to communicate said insufflation medium directly to said second passageway; and a retention portion coupled to said body, said retention portion configured to have a dimension transverse to an axis defined by said body sufficient to retain at least a portion of said body in the rectum, said retention portion configured to be located in the rectum.