Telescopic dual-purpose drag hook device used for abdominal operation
A hook device and surgical technology, applied in the fields of surgery, medical science, etc., can solve the problems of cumbersome surgical process and reduce the operation of assistants, and achieve the effects of reducing manpower, facilitating surgery, and simple connection
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Embodiment 1
[0018] see Figure 1 to Figure 4 As shown, the retractable retractor device for abdominal surgery includes a retractor 1, a first connecting half ring 2 and a second connecting half ring 3, one of the two ends of the first connecting half ring 2 and the second connecting half ring 3 Part is the insertion end 4, and the other end is respectively provided with slots 5 for insertion of the insertion end 4, and the surface of the slot 5 is provided with a threaded hole 51. The setting of this embodiment is that the first connecting half ring 2 The insertion end 4 is inserted into the slot 5 on the second connection half ring 3, and the insertion end 4 on the second connection half ring 3 is inserted into the slot 5 on the first connection half ring 2, and fastening Bolt 52, the fastening bolt 52 penetrates through the threaded hole 51 and abuts against the surface of the insertion end 4, the first connecting half-ring 2 and the second connecting half-ring 3 respectively pass throu...
Embodiment 2
[0021] Please refer to Figure 5 As shown, the use mode of this embodiment is telescopic mode: when the surgical incision is relatively small, the size of the connecting ring formed by the mutual insertion of the above-mentioned connecting half-rings cannot be well adapted to the area of the surgical incision due to the fixed size. A plurality of adjustment holes 8 are respectively opened on the ring surfaces of the half ring 2 and the second connection half ring 3, and an adjustment bolt 9 is also included, which passes through the adjustment holes 8 to connect the first connection half ring 2 and the second connection half ring 3. Connect up and down to form a connecting ring with an adjustable opening and closing distance. The shape inside the connecting ring is not the circle in Embodiment 1, but a quasi-elliptical shape. The adjustment holes on the half-rings are used to adjust the distance between the two connecting half-rings, so as to reduce the area of the connect...
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