Patent ID: 6193671
Filing Date: 2001-02-27
Classification: A61B,A61M

Abstract:
A flexible endoscopic bioptome, comprising:a flexible hollow outer member having a proximal and a distal end;a flexible inner control member having a proximal and a distal end and extending through said hollow outer member;a cylinder having a longitudinal axis, said cylinder being coupled to said distal end of one of said hollow outer member and said inner control member;a jaw assembly including a base member and a pair of resilient arms extending distally from said base member, each of said resilient arms terminating in a jaw cup having a cutting edge, each of said resilient arms having a portion bent away from said longitudinal axis of said cylinder, said base member being coupled to said distal end of the other of said hollow outer member and said inner control member; ande) actuation means coupled to said proximal end of said hollow outer member and to said proximal end of said inner control member for axially displacing one of said hollow outer member and said inner control member relative to the other of said hollow outer member and said inner control member, whereby said cylinder extends around said pair of resilient arms and closes said jaw cups, wherein,at least one of said jaw cups has an outer surface which includes a ramp which is engaged by said cylinder when said jaw cups are closed.