Zero-incisure interbody fusion cage for anterior cervical vertebra
An intervertebral cage and anterior cervical approach technology, applied in the field of anterior cervical spine zero-notch interbody cage, can solve the problems of loosening, prolapse, and inability to fuse products, and achieve easy implantation, reduce the amount of resection, and solve the problem of connection. unreliable effect
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[0040] The present invention will be described in further detail below in conjunction with accompanying drawing:
[0041] Figure 1 to Figure 5 A first embodiment of the invention is shown.
[0042] see figure 1 , Figure 4 As shown, the anterior cervical zero-profile intervertebral fusion device includes a fusion device main body 1 and a fixing member 2 that form a snap-fit connection with a micro-movement gap; the fusion device main body 1 is composed of a U-shaped frame 11 (see Figure 4), the serrations 12 protruding from the two end faces of the U-shaped frame 11, the outer sides of the waist of the U-shaped frame 11 are symmetrically provided with inclined chute 13 extending inwardly from the outer end wall, and the two ends along one of the end faces are respectively in the direction of the saw teeth. The half-screw hole 14 (referring to Figure 4 ), through screw holes to fasten the fixing member 2 to the fastening screws 3 in the upper and lower vertebral bones ...
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Abstract
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