Lumbar spondylolisthesis reducer
A lumbar spondylolisthesis and reducing device technology, applied in the field of medical devices, can solve the problems of loose nails, inability to reset the vertebral body, unfavorable operation, etc., to avoid displacement, save operation time, and reduce risks.
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Embodiment 1
[0032] Such as Figure 1-7 As shown, the lumbar spondylolisthesis resetter includes a handle and a supporting head, and an included angle is formed between the handle and the supporting head, and the included angle is 90° to 145°. Specifically, the included angle in this embodiment is 145° °, the handle includes a first handle 1 and a second handle 2, the first handle 1 is hinged to the second handle 2, the tail end of the first handle 1 is rotatably connected with a fixed handle 6, and the fixed handle 6 is provided with The first groove 61 matches the tail end of the second handle 2 . The inner sides of the first handle 1 and the second handle 2 are respectively provided with a first elastic piece 7 and a second elastic piece 8, the first elastic piece 7 and the second elastic piece 8 are all arc-shaped, and the front end of the second elastic piece 8 is provided with A hole, the front end of the first elastic piece 7 is provided with a notch, and the notch of the first ela...
Embodiment 2
[0037] This embodiment is basically the same as Embodiment 1, except that the included angle is 90°, and the number of the triangular teeth 5 is five.
Embodiment 3
[0039] This embodiment is basically the same as Embodiment 1, except that the included angle is 120°, and the number of the triangular teeth 5 is four.
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