Handheld minimally-invasive surgical instrument with self-locking function
A minimally invasive surgery, hand-held technology, used in surgery, medical science and other directions, can solve the problems of low flexibility, lack of self-locking, inconvenient operation, etc. Effect
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[0038] The technical solution of the present invention will be further described below in conjunction with the accompanying drawings and specific embodiments:
[0039] see Figure 1-Figure 12 Explain that a self-locking hand-held minimally invasive surgical instrument includes an end effector 1, an end wrist joint 2, an end effector operating device 3 and a handle operating device 4;
[0040]The terminal wrist joint 2 includes a wrist rotation joint 2-1, a wrist connector 2-2, a joint rotation shaft 2-3 and a rope guide block 2-4; the wrist rotation joint 2-1 passes through the joint rotation shaft 2 -3 is rotationally connected with the wrist connector 2-2, and the rope guide block 2-4 is connected with the wrist connector 2-2;
[0041] The end effector 1 includes two terminal fingers 1-1, an opening and closing rotation shaft 1-3 and a rope guide wheel 1-4; the opening and closing rotation shaft 1-3 is installed on the wrist rotation joint 2-1, two The terminal finger 1-1 ...
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