3D printing target aiming type vertebral pedicle drilling guide plate
A 3D printing target aiming type vertebral pedicle drilling guide plate is characterized by comprising a bullseye, a base, a guide hole and a connecting rod, the bullseye is arranged on the base and connected with the base into a whole, the bullseye is a vertebral pedicle screw entering point, and t...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A 3D printing target aiming type vertebral pedicle drilling guide plate is characterized by comprising a bullseye, a base, a guide hole and a connecting rod, the bullseye is arranged on the base and connected with the base into a whole, the bullseye is a vertebral pedicle screw entering point, and the base and the bullseye are both located in a skin incision and attached to a rear bone structure of a target vertebral column; the guide hole is connected with the base through a connecting rod, is of a hollow columnar structure and is located outside a skin incision, the guide hole can restrain the drill bit to drill holes along the longitudinal axis of the guide hole, and the direction of the guide hole takes a pedicle screw-in point as a target center and is consistent with the direction ofthe central axis of the pedicle. The device can effectively prevent soft tissues such as paravertebral muscles in a spinal operation incision from hindering the guide plate from being placed in the incision or prevent the gu |
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