Minimally invasive spinal canal dilatation cutting tool
A technology of minimally invasive surgery and expansion tool, which is applied in the field of surgical medical instruments to achieve the effects of being easy to hold by hand, shortening the recovery period, and avoiding secondary trauma
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[0029] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0030] The surgical tool proposed in this program is applied to a new spinal canal dilatation minimally invasive surgery. The patient has a percutaneous drill hole of about 5mm. The surgical tool cuts the pedicle from the inside to the outside during the drilling, and cuts the cut vertebra. The pedicle bone is lengthened and then fixed. By extending the pedicle, the space of the spinal canal is enlarged.
[0031] For minimally invasive su...
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