1 results about "Disc herniation" patented technology

The invention relates to a shovel right-angle three-blade sword for cutting the cervical vertebra disc herniation, belonging to the medical treatment apparatus. Wherein, its head is in the shape of shovel right-angle three-blade, while the back of sword has a long space to mount the safety knob which can be adjusted from front to back freely, and the sword body and tail part are in cylinder shape. The invention is made from chromiunated stainless steel (3Cr13, 4Cr13). The length of sword is 260-300mm, the height of two swings of sword is 6-8mm, the long space is in 5mm wide and 20mm long while the distance from its front part to the sword is 12mm Compared to present obtuse angle three-surface sword, the invention has the advantages of fast feeding, non-resistance, and lower vibration. And it can accurately control the depth of feeding sword to reduce the effect on the spinal cord nerve, shorten the operation time and improve the safety and curative effect of operation.