Patent US6610091B1 successfully refreshed from Google Patents.
US6610091B1
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Facet arthroplasty devices and methods
Assignee: Globus Medical Inc
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Filing: 2000-10-20
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Granted: 2003-08-26
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Expires: 2020-10-20
Abstract
Abstract Devices and surgical methods treat various types of adult spinal pathologies, such as degenerative spondylolisthesis, spinal stenosis, degenerative lumbar scoliosis, and kypho-scoliosis. Various types of spinal joint replacement prostheses, surgical procedures for performing spinal joint replacements, and surgical instruments are used to perform the surgical procedures.
Inventors
- 👤 Mark A Reiley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:46
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/16; A61B17/1662; A61B17/1671; A61B17/56; A61B17/58; A61B17/68; A61B17/70; A61B17/7062; A61B17/7064; A61B17/7068; A61B17/84; A61B17/86; A61B17/8605; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/44; A61F2/4405; A61F2/28; A61F2002/30001; A61F2002/30316; A61F2002/30329; A61F2002/30383; A61F2002/30387; A61F2002/30433; A61F2002/30476; A61F2002/305; A61F2002/30535; A61F2002/30537; A61F2002/30604; A61F2/30767; A61F2/30771; A61F2002/30772; A61F2002/30777; A61F2002/3085; A61F2002/30873; A61F2002/449; A61F2/46; A61F2002/4631; A61F2220/00; A61F2220/0025; A61F2220/0041; A61F2250/00; A61F2250/0004; A61F2310/00; A61F2310/00005; A61F2310/00011; A61F2310/00017; A61F2310/00023; A61F2310/00029; A61F2310/00035; A61F2310/00131; A61F2310/00179; A61F2310/00329; A61F2310/00389; A61F2310/00592; A61F2310/00598; A61F2310/00604; A61F2310/00634; A61F2310/0097; A61F2310/00976; Y; Y10; Y10S; Y10S606/00; Y10S606/902; Y10S606/907; Y10S606/91; Y10S623/00; Y10S623/902
Claims Analysis
Total Claims: 35
Claim 1
Independent Claim
141 words
A prosthesis to replace a cepbalad portion of a left natural facet joint on a vertebral body and a cephalad portion of a right natural facet joint on the vertebral body, the prosthesis comprising an integrated base member including left and right side regions and a mid-region joining the side regions without fixation of the mid-region to bone, to form the integrated base member, a fixation area on at least one of the left and right side regions to accommodate fixation of the integrated base member to the vertebral body, an artificial left facet joint structure on the left side region adapted and configured to replace a cephalad portion of the left natural facet joint, and an artificial right facet joint structure on the right side region adapted and configured to replace a cephalad portion of the right natural facet joint.
Claim 2
Dependent Claim
141 words
A prosthesis to replace a cepbalad portion of a left natural facet joint on a vertebral body and a cephalad portion of a right natural facet joint on the vertebral body, the prosthesis comprising an integrated base member including left and right side regions and a mid-region joining the side regions without fixation of the mid-region to bone, to form the integrated base member, a fixation area on at least one of the left and right side regions to accommodate fixation of the integrated base member to the vertebral body, an artificial left facet joint structure on the left side region adapted and configured to replace a cephalad portion of the left natural facet joint, and an artificial right facet joint structure on the right side region adapted and configured to replace a cephalad portion of the right natural facet joint.
Claim 3
Dependent Claim
36 words
A prosthesis according to claim 1 wherein the fixation area is located superior to the artificial facet joint structure to accommodate fixation of the integrated base member to the vertebral body at or near a pedicle.
Claim 4
Dependent Claim
34 words
A prosthesis according to claim 1 wherein the fixation area is located superior to the artificial facet joint structure to accommodate fixation of the integrated base member to a pedicle of the vertebral body.
Claim 5
Dependent Claim
33 words
A prosthesis according to claim 1 further including an auxiliary fixation area on the mid-region to accommodate fixation of the integrated base member to the vertebral body at or near a spinous process.
Claim 6
Dependent Claim
31 words
A prosthesis according to claim 1 further including an auxiliary fixation area on the mid-region to accommodate fixation of the integrated base member to a spinous process of the vertebral body.
Claim 7
Dependent Claim
54 words
A prosthesis according to claim 1 wherein at least one of the left and right artificial facet joint structures includes means for replacing a cephalad portion of a respective one of the left and right natural facet joints after removal of the cephalad portion of the respective natural facet joint from the vertebral body.
Claim 8
Dependent Claim
48 words
A prosthesis according to claim 1 wherein the left and right artificial facet joint structures include means for replacing a cephalad portion of the left and right natural facet joints after removal of the cephalad portion of the left and right natural facet joints from the vertebral body.
Claim 9
Dependent Claim
52 words
A prosthesis according to claim 1 further including a third artificial facet joint structure on one of the left and right side regions superior to the respective artificial left or right facet joint structure adapted and configured to replace a caudal portion of a natural facet joint formed by a vertebral body.
Claim 10
Dependent Claim
40 words
A prosthesis according to claim 8 wherein the third artificial facet joint structure includes means for replacing a caudal portion of a natural facet joint after removal of the caudal portion of the natural facet joint from the vertebral body.
Claim 11
Dependent Claim
59 words
A prosthesis according to claim 1 wherein at least one of the left and right artificial facet joint structures includes means for replacing a cephalad portion of at least one of the left and right natural facet joints after removal of at least one inferior articular process and at least a portion of a lamina from the vertebral body.
Claim 12
Dependent Claim
51 words
A prosthesis according to claim 1 wherein the left and right artificial facet joint structures include means for replacing a cephalad portion of the left and right natural facet joints after removal of left and right inferior articular processes and at least a portion of a lamina from the vertebral body.
Claim 13
Dependent Claim
54 words
A prosthesis according to claim 8 wherein the third artificial facet joint structure includes means for replacing a caudal portion of a natural facet joint after removal of at least a portion of a mamillary process, or an accessory,process, or part of a transverse process, or part of a pedicle from the vertebral body.
Claim 14
Dependent Claim
106 words
A method of replacing, on a vertebral body, a cephalad portion of a left natural facet joint and a cephalad portion of a right natural facet joint using the prosthesis as defined in claim 1 to provide improved support for the spinal column, the method comprising the steps of (i) removing the cephalad portions of the left and right natural facet joints from the vertebral body, and (ii) after step (i), fixing the prosthesis as defined in claim 1 to the vertebral body to replace both removed cephalad portions of the first and second natural facet joints with the first and second artificial facet joint structures.
Claim 15
Dependent Claim
30 words
A method according to claim 13 wherein the removing step includes removing left and right inferior articular processes and at least a portion of a lamina from the vertebral body.
Claim 16
Dependent Claim
84 words
A prosthesis to replace a cephalad portion of a natural facet joint on a vertebral body comprising a base member, a fixation area on the base member to accommodate fixation of the base member to the vertebral body, and an artificial facet joint structure on the base member including means for replacing a cephalad portion of a natural facet joint after removal of at least a portion of an inferior articular processes and at least a portion of a lamina from the vertebral body.
Claim 17
Dependent Claim
84 words
A prosthesis to replace a cephalad portion of a natural facet joint on a vertebral body comprising a base member, a fixation area on the base member to accommodate fixation of the base member to the vertebral body, and an artificial facet joint structure on the base member including means for replacing a cephalad portion of a natural facet joint after removal of at least a portion of an inferior articular processes and at least a portion of a lamina from the vertebral body.
Claim 18
Dependent Claim
35 words
A prosthesis according to claim 15 wherein the fixation area is located superior to the artificial facet joint structure to accommodate fixation of the base member to the vertebral body at or near a pedicle.
Claim 19
Dependent Claim
33 words
A prosthesis according to claim 15 wherein the fixation area is located superior to the artificial facet joint structure to accommodate fixation of the base member to a pedicle of the vertebral body.
Claim 20
Dependent Claim
44 words
A prosthesis according to claim 15 further including an other artificial facet joint structure on the base member superior to the first defined artificial facet joint structure adapted and configured to replace a caudal portion of a natural facet joint on the vertebral body.
Claim 21
Dependent Claim
45 words
A prosthesis according to claim 18 wherein the other artificial facet joint structure includes means for replacing a caudal portion of a natural facet joint after removal of at least a portion of the caudal portion of the natural facet joint from the vertebral body.
Claim 22
Dependent Claim
55 words
A prosthesis according to claim 18 wherein the other artificial facet joint structure includes means for replacing a caudal portion of a natural facet joint after removal of at least a portion of a mamillary process, or an accessory process, or part of a transverse process, or part of a pedicle from the vertebral body.
Claim 23
Dependent Claim
105 words
A method of replacing, on a vertebral body, a cephalad portion of a natural facet joint using the prosthesis as defined in claim 15 to provide improved support for the spinal column, the method comprising the steps of (i) removing the cephalad portion of the natural facet joint from the vertebral body, including removal of an inferior articular process and at least a portion of a lamina from the vertebral body, and (ii) after step (i), fixing the prosthesis as defined in claim 15 to the vertebral body to replace the removed cephalad portion of the natural facet joint with the artificial facet joint structure.
Claim 24
Dependent Claim
64 words
A prosthesis to replace a caudal portion of a natural facet joint on a vertebral body comprising a stem member including a fixation area to accommodate fixation of the stem member to the vertebral body at or near a pedicle, and an artificial facet joint structure carried by the stem member adapted and configured to replace a caudal portion of a natural facet joint.
Claim 25
Dependent Claim
64 words
A prosthesis to replace a caudal portion of a natural facet joint on a vertebral body comprising a stem member including a fixation area to accommodate fixation of the stem member to the vertebral body at or near a pedicle, and an artificial facet joint structure carried by the stem member adapted and configured to replace a caudal portion of a natural facet joint.
Claim 26
Dependent Claim
33 words
A prosthesis according to claim 22 wherein the fixation area accommodates fixation of the stem member to the vertebral body without fixation of the stem member to a lamina of the vertebral body.
Claim 27
Dependent Claim
64 words
A prosthesis to replace a caudal portion of a natural facet joint on a vertebral body comprising a screw member including a fixation area to accommodate fixation of the screw member to the vertebral body at or near a pedicle, and an artificial facet joint structure carried by the screw member adapted and configured to replace a caudal portion of a natural facet joint.
Claim 28
Dependent Claim
64 words
A prosthesis to replace a caudal portion of a natural facet joint on a vertebral body comprising a screw member including a fixation area to accommodate fixation of the screw member to the vertebral body at or near a pedicle, and an artificial facet joint structure carried by the screw member adapted and configured to replace a caudal portion of a natural facet joint.
Claim 29
Dependent Claim
33 words
A prosthesis according to claim 24 wherein the fixation area accommodates fixation of the screw member to the vertebral body without fixation of the screw member to a lamina of the vertebral body.
Claim 30
Dependent Claim
46 words
A prosthesis according to claim 22 or 24 wherein the artificial facet joint structure includes means for replacing a caudal portion of a natural facet joint after removal of at least a portion of the caudal portion of the natural facet joint from the vertebral body.
Claim 31
Dependent Claim
56 words
A prosthesis according to claim 22 or 24 wherein the artificial facet joint structure includes means for replacing a caudal portion of a natural facet joint after removal of at least a portion of a mamillary process, or an accessory process, or apart of a transverse process, or part of a pedicle from the vertebral body.
Claim 32
Dependent Claim
89 words
A method of replacing, a verbral body, a caudal portion of a natural facet joint using the prosthesis as defined in claim 22 or 24 to provide improved support for the spinal column, the method comprising the steps of (i) removing the caudal portion of the natural facet joint from the vertebral body, and (ii) after step (i), fixing the prosthesis as defined in claim 22 or 24 to the vertebral body to replace the removed caudal portion of the natural facet joint with the artificial facet joint structure.
Claim 33
Dependent Claim
39 words
A method according to claim 25 wherein the removing step includes removing at least a portion of a mamillary process, or an accessory process, or part of a transverse process, or part of a pedicle from the vertebral body.
Claim 34
Dependent Claim
98 words
A prosthesis system to replace a cephalad portion and a caudal portion of a natural facet joint on a vertebral body comprising a first prosthesis as defined in claim 15 to replace a cephalad portion of the natural facet joint, a second prosthesis as defined in claim 22 or 24 to replace a caudal portion of the natural facet joint, and the artificial facet joint structure of the first prosthesis being adapted and configured to articulate with the artificial facet joint structure of the second prosthesis to replace the cephalad and caudal portions of the natural facet joint.
Claim 35
Dependent Claim
35 words
A prosthesis according to claim 1 wherein the fixation area accommodates fixation of the integrated base member to the vertebral body without fixation of the integrated base member to a lamina of the vertebral body.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2006-08-25 | 2007-02-24 | 2007-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2010-08-25 | 2011-02-24 | 2011-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2014-08-25 | 2015-02-24 | 2015-08-26 | $7700.00 | Window Closed / Lapsed |