Patent ID: 8419751

Claim:
A clipping equipment for clipping a biological tissue, comprising: a clip comprising: a self-opening clip body having a clipping part and a twin-arm part extending from a basal part, and a securing ring, wherein the self-opening clip body has a first concave part on a clip basal end, and a second concave part between the first concave part and a clip tip part, respectively, and the securing ring is mounted in the first concave part and is slidably movable with an external force from a mounting position in the first concave part to be mounted in the second concave part; and a device configured to close the clipping part of the self-opening clip body, comprising: an external casing which can be inserted into a biological cavity, an operating member configured to freely pass through the external casing, an operating wire configured to freely pass through the operating member, and a self-opening holder which can be opened and closed by the action of the operating member attached to a tip of the operating wire, wherein the clip is configured to be held by the self opening holder, a handle axis which is configured to be manually forwarded and retreated and includes a first cam part at a tip of the handle axis, a cylindrical position retaining means having a cam groove on a circumferential edge of an opening on a tip of the cylindrical position retaining means, and having a fitting groove extending on an internal circumferential surface in an axial direction of the cylindrical position retaining means, a cylindrical stopping means having a rib which is situated on a tip of the cylindrical stopping means at a side of the position retaining means and extends on an internal circumferential surface of the cylindrical stopping means from the tip side to a midway position in an axial direction of the cylindrical stopping means, a rotation body which is fitted with a first cam part of the handle axis, within the position retaining means and within the stopping means, and is configured to move in an axial direction by manual movement of the handle axis, and a spring for imparting spring power against forwarding of a handle.