Rectal expander: United States patent application

Eric Abel (Inventor), James R. Hewit (Inventor), Alan P. Slade (Inventor), Zhigang Wang (Inventor)

    Research output: Patent


    There is disclosed medical apparatus of the type for use in surgery such as transanal endoscopic microsurgery, as well as methods of providing access to, inspecting and enabling surgery within a body passage. In one embodiment of the invention, medical apparatus in the form of a rectal expander (10) is disclosed, the expander (10) being adapted for location at least partly within a body passage such as the rectum (12) of a patient (14), the expander (10) having a leading end (18) and an access area in the form of an opening (20) for access from the expander (10) into the rectum (12), at least part of the opening (20) being spaced from the leading end (18), and the expander (10) being controllably movable between collapse and expansion positions, for expanding the rectum (12).
    Original languageEnglish
    Patent numberUS20070276189A1
    IPCA61B 1/06 20060101 A61B001/06; A61B 17/02 20060101 A61B017/02
    Publication statusPublished - 29 Nov 2007


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