Patent ID: 7611458
Filing Date: 2009-11-03
Classification: A61B

Abstract:
1. An anoscope comprising a first hollow body open at opposite ends and a second hollow body open at opposite ends shapingly coupled with said first hollow body and arranged to coaxially rotate inside said first hollow body, said second hollow body being provided with a window arranged to make a portion of rectal mucous membrane accessible, wherein an angular positioning element is provided to adjust the relative angular position of said second hollow body in said first hollow body in preset reciprocal angular positions, said reciprocal angular positions corresponding to a same number of positions that can be taken up by said window, wherein the first and second hollow bodies are rotatable relative to one another while the operating window maintains a constant size and allows access to the rectal mucous membrane at all of said reciprocal angular positions, wherein said first hollow body comprises a first truncated-cone portion and has an edge that is comprised in a base of said first truncated-cone portion, said edge comprising a plurality of notches, wherein said second hollow body comprises a rotation segment and an operating segment that can be associated with one another before use, said angular positioning element being integral with said rotation segment, wherein said angular positioning element comprises a plurality of teeth, said plurality of teeth comprising a locking tooth that comprises a recess housing a peg, wherein the rotation of said angular positioning element can be locked by an interaction between said peg and each of said notches.