Laminoplasty devices and methods

A technology of laminoplasty and lamina, which is applied in the field of laminoplasty devices and laminoplasty bone plates, which can solve the problems of prolonging fusion time, inability to transplant bone fixation, time-consuming insertion, etc., and increase the cross-sectional area Effect
CN1678248AInactive Publication Date: 2005-10-05WARSAW ORTHOPEDIC INC
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
WARSAW ORTHOPEDIC INC
Publication Date
2005-10-05
Estimated Expiration
Not applicable · inactive patent

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Abstract

Laminoplasty plates are engageable to at least one portion of a divided lamina to maintain a desired spacing relative to the spinal canal. The laminoplasty plates include a spacer portion having a first end and a second end that spans a gap formed by at least one of a divided lamina portion. The laminoplasty plates can include a lamina engagement portion at one end for engagement with the divided lamina portion.
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Description

[0001] This application claims the benefit of Provisional Application Serial No. 60 / 384,573, filed May 30, 2002, which is hereby incorporated by reference in its entirety. technical background

[0002] The present invention relates to the field of laminoplasty, and more particularly to devices and methods for laminoplasty.

[0003] Every year many people suffer from traumatic neck, back and / or spinal injuries (see Figure 1 for a typical perspective view of a human spine 100, including the cervical 110, thoracic 120, lumbar 130, sacral 140 and coccygeal 150 regions). These injuries include cervical fractures, fracture-dislocations with retroverted discs, and other serious injuries. And every year many people undergo surgery for degenerative diseases, especially degenerative spinal stenosis. In spinal stenosis, narrowing of the spinal canal that houses and protects the spinal cord and nerve roots causes compression of the spinal cord and nerves. The goals of the surgery includ...

Claims

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