Anteroposterior X-ray fluoroscopy guided-nail-entering pedicle screw guiding device and method
A pedicle screw and X-ray technology, which is applied in the field of medical surgical instruments, can solve the problems of poor X-ray fluoroscopy image quality, complicated processing, and failure to display easy operation, etc., so as to improve the success rate of one-time screw placement and reduce the number of operations. the effect of time
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[0044] The principles and features of the present invention will be described below with reference to the accompanying drawings. The examples cited are only used to explain the present invention, and not used to limit the scope of the present invention.
[0045] Such as figure 1 , figure 2 As shown, the present invention discloses a pedicle screw guide for direct X-ray fluoroscopy to guide nail insertion, including a spinous process fixing device 1, a transverse connecting rod 2, and a positioning device 3. The upper end of the spinous process fixing device 1 is sleeved on both sides of the transverse connecting rod 2. The upper end of the positioning device 3 is sleeved on the transverse connecting rod 2. The spinous process fixing device 1 moves along the transverse connecting rod 2 according to the position of the spinous process, and the positioning device 3 moves and rotates along the transverse connecting rod 2 according to the position of the pedicle.
[0046] The spinous...
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