Patent ID: 6991634
Filing Date: 2006-01-31
Classification: A61B

Abstract:
1. A clip device of an endoscope, comprising: a clip that is provided with at least three arms and a base end portion to which said arms are connected, each of said arms having an open-close deforming portion located close to said base end portion, said clip being inserted in a sheath, in a state in which said arms are closed, and positioned at a distal end of said sheath; a core member that is provided inside said clip to be in contact with an inner surface of said open-close deforming portion at least when said arms are open; and an open-close member that is operated by remote control performed from the base end of said sheath, which is opposite to said distal end, said open-close member being engaged with said open-close deforming portion to open and close said arms with a substantially equivalent angular interval and so as to prevent each of said arms from crossing each other.