JP2007181539A5 - - Google Patents

Claims (7)

A long sheath that is flexible and inserted into the body;
An operating portion provided on the proximal end side of the sheath;
A needle that is passed through the sheath so as to freely advance and retract and has a bendable bending portion;
A bending operation member that is provided so as to be movable forward and backward with respect to the sheath and has a fixed end fixed to a proximal end side by a predetermined length from the distal end of the needle;
A puncture needle for an endoscope, comprising: a pressing member that presses a proximal end side of the bending operation member with respect to the fixed end.   The said bending operation member has a hard part whose hardness is relatively high compared with the other part of the said bending operation member between the said fixed end and the part pressed by the said pressing member. The puncture needle for an endoscope according to 1.   The puncture needle for an endoscope according to claim 2, wherein the hard portion is configured to be detachable from the bending operation member.   The needle is provided to extend to the inside of the operation unit,
  The puncture needle for an endoscope according to claim 1, wherein a through-hole that communicates the distal end and the proximal end of the needle is formed.   The puncture needle for an endoscope according to claim 4, wherein the through hole is capable of inserting a suture thread for performing suturing in the body in an internal space between the one and the other.   The puncture needle for an endoscope according to claim 3, wherein a plurality of the hard portions are provided with different lengths in the axial direction of the bending operation member.   The puncture needle for an endoscope according to any one of claims 1 to 6,
  A suture for suturing in the body;
  An anchor for locking the suture to the living tissue;
  An endoscopic puncture suturing system comprising: