Patent ID: 8353815
Filing Date: 2013-01-15
Classification: A61B

Abstract:
1. An instrument for an endoscope, the instrument comprising: an insertion portion having a distal end, a proximal end and a middle portion between the distal end and the proximal end, and configured to be insertable into a channel of the endoscope; a treatment portion configured to treat a target region, wherein the treatment portion is arranged substantially at the distal end of the insertion portion; an operation wire which is inserted into the insertion portion, and of which the distal end is connected to the treatment portion so as to operate the treatment portion; an operation portion which is disposed at the proximal end of the insertion portion, and which is connected to the proximal end of the operation wire so that the treatment portion is available to be operated by moving the operation wire back and forth; and a connecting portion which is configured to connect the operation portion to the middle portion of the insertion portion, wherein the connecting portion comprises: