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Spinal arthroplasty device and method

A joint and spine technology, applied in the field of vertebral arthroplasty devices

Active Publication Date: 2007-02-21
三脊柱公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, none of the known devices or methods provide the advantages of the disclosed embodiments

Method used

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  • Spinal arthroplasty device and method
  • Spinal arthroplasty device and method
  • Spinal arthroplasty device and method

Examples

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Embodiment Construction

[0044] specific implementation

[0045] The figures show various embodiments of an artificial intervertebral joint for replacing an intervertebral disc or a combination of an intervertebral disc and at least one corresponding facet joint. Various embodiments of artificial intervertebral joints in accordance with the principles of the present disclosure can be used to address any problem of using them for joint replacement, especially degenerative changes such as lumbar spine, post-traumatic, intervertebral disc, facet pain, or spondylolisthesis and / or Or maintain motion at multiple heights of the lumbar spine.

[0046] Figure 4 - Figure 7 shows a first exemplary embodiment of an artificial intervertebral joint. Such as Figure 4 As shown in FIG. 5 , each joint is composed of two arthroplasty halves each having a spacer or disc 19 and a retaining portion 21 . The holding portion 21 includes a first holding portion 21a and a second holding portion 21b. exist Figure 4 In ...

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PUM

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Abstract

An artificial spinal joint and methods for replacing at least a portion of a natural intervertebral disc are provided. In some embodiments, at least portions of facet joints are replaced along with the intervertebral disc.

Description

[0001] cross reference [0002] This application claims priority to U.S. Provisional Patent Application Serial No. 60 / 534,960, filed January 9, 2004, entitled "Dorsal Lumbar Arthroplasty," and the following applications also claim priority to the above-mentioned Provisional Application and associated with this application. They are incorporated herein by reference. [0003] U.S. Utility Patent Application with serial number (Attorney Docket No. P21769), filed January 7, 2005, and entitled "Dual Articulating Spinal Device and Method"; [0004] U.S. Utility Patent Application with serial number (Attorney Docket No. P21756), filed January 7, 2005, and entitled "Split Spinal Device and Method"; [0005] U.S. Utility Patent Application with serial number (Attorney Docket No. P21752), filed January 7, 2005, and entitled "Interconnected Spinal Device and Method"; [0006] U.S. Utility Patent Application with serial number (Attorney Docket No. P21745), filed January 7, 2005, and enti...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A61F2/44
CPCA61B17/86A61F2/08A61F2/30965A61F2/4405A61F2/4425A61F2002/30604A61F2002/30578A61F2002/30616A61F2002/30331A61F2002/30383A61F2002/30433A61F2002/2817A61F2002/30841A61F2002/3082A61F2002/30884A61F2002/30906A61F2002/30909A61F2002/30925A61F2002/30665A61F2002/30654A61F2002/30662A61F2002/30649A61F2002/3069A61F2002/30685A61F2002/30769A61F2310/00395A61F2310/00239A61F2220/0075A61F2220/0025A61F2220/0033A61F2220/0041A61F2310/00167A61F2310/00161A61F2002/30462
Inventor S·C·翰普瑞斯S·D·豪杰斯
Owner 三脊柱公司