| 摘要 |
A clipping instrument for an endoscope is provided. The clipping instrument includes a flexible sheath, an operation wire, at least one detachable clip assembly, including a pair of openable and closable clipping arms and a fastening ring to encircle proximal portions of the clipping arms, arranged in vicinity of a distal end portion of the flexible sheath. The clipping arms can be projected forward and rotated in opening directions to open outside the flexible sheath to self-openable positions, and to be rotated in closing directions to clip onto a treatment object outside the flexible sheath according to forwarding and retracting movements of the fastening ring through the operation wire. The the pair of clipping arms are configured to be respectively rotatable about an axis independently from the movement of the fastening ring by external force and can be further opened extendedly from the self-openable position by the external force.
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