US20030125739A1
Expired / Lapsed
US
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Bioactive spinal implants and method of manufacture thereof
Assignee: PAUL ROYALTY FUND LP
•
Filing: 2002-09-26
•
Granted: —
•
Expires: 2022-09-26
Abstract
Abstract A bioactive spinal implant used in cervical fusion, Anterior Lumbar Interbody Fusion (ALIF), Posterior Lumbar Interbody Fusion (PLIF), and Transforaminal Interbody Fusion (TLIF), having properties and geometries that enhance bone contact, stability, and fusion between adjacent vertebral bodies.
Inventors
- 👤 Charanpreet Bagga
- 👤 Erik Erbe
- 👤 James Murphy
- 👤 James Freid
- 👤 Gregory Pomrink
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:59
CPC Classifications
A; A61; A61F; A61F2/00; A61F2/02; A61F2/30; A61F2/44; A61F2/442; A61F2/4455; A61F2/46; A61F2/4603; A61F2/4611; A61L; A61L27/00; A61L27/40; A61L27/44; A61L27/446; A61L27/50; A61L31/00; A61L31/14; A61L31/16; A61L31/18; A61B; A61B17/00; A61B17/16; A61B17/1659; A61B17/1662; A61B17/1671; A61B17/56; A61B17/58; A61B17/68; A61B17/84; A61B17/86; A61F2/3094; A61F2/30965; A61F2/32; A61F2/36; A61F2/447; A61F2/4684; A61F2/28; A61F2002/2835; A61F2002/2892; A61F2002/30001; A61F2002/30003; A61F2002/3006; A61F2002/30062; A61F2002/3008; A61F2002/30108; A61F2002/3011; A61F2002/30112; A61F2002/30133; A61F2002/30316; A61F2002/30329; A61F2002/30448; A61F2002/30476; A61F2002/305; A61F2002/30535; A61F2002/30576; A61F2002/30578; A61F2002/30593; A61F2002/30599; A61F2002/30604; A61F2002/30616; A61F2002/30617; A61F2/30767; A61F2/30771; A61F2002/30772; A61F2002/30784; A61F2002/3082; A61F2002/30827; A61F2002/30828; A61F2002/30904; A61F2/30942; A61F2002/30957; A61F2/3609; A61F2002/3625; A61F2002/3631; A61F2002/4622; A61F2002/4625; A61F2002/4627; A61F2002/4628; A61F2002/4629; A61F2002/4681; A61F2210/00; A61F2210/0004; A61F2220/00; A61F2220/0008; A61F2220/0016; A61F2220/0025; A61F2220/005; A61F2230/00; A61F2230/0002; A61F2230/0004; A61F2230/0015; A61F2250/00; A61F2250/0058; A61F2250/006; A61F2250/0063; A61F2250/0096; A61F2250/0097; A61F2250/0098; A61F2310/00; A61F2310/00005; A61F2310/00011; A61F2310/00017; A61F2310/00023; A61F2310/00029; A61F2310/00161; A61F2310/00179; A61F2310/00293; A61F2310/00329; A61L2430/00; A61L2430/38
Claims Analysis
Total Claims: 154
Claim 1
Independent Claim
118 words
1 . A spinal implant comprising: a body comprising: an anterior side, a posterior side opposing the anterior side, and a pair of opposing side walls; the anterior side, the posterior side, and side walls joining at points that generally define, in transverse cross section, a trapezoid; said sides being generally outwardly curved; a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body; and a handling feature comprising at least one of a pair of elongated side recesses for receiving a manipulator and a front recess, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 2
Dependent Claim
118 words
1 . A spinal implant comprising: a body comprising: an anterior side, a posterior side opposing the anterior side, and a pair of opposing side walls; the anterior side, the posterior side, and side walls joining at points that generally define, in transverse cross section, a trapezoid; said sides being generally outwardly curved; a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body; and a handling feature comprising at least one of a pair of elongated side recesses for receiving a manipulator and a front recess, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 3
Dependent Claim
23 words
2 . The spinal implant of claim 1 wherein the generally outwardly curved sides are convex as viewed from outside said spinal implant.
Claim 4
Dependent Claim
23 words
3 . The spinal implant of claim 1 wherein the body forms a lordotic angle of about −20 degrees to about +20 degrees.
Claim 5
Dependent Claim
24 words
4 . The spinal implant of claim 1 wherein the height of the anterior side is greater than a height of the posterior side.
Claim 6
Dependent Claim
19 words
5 . The spinal implant of claim 1 wherein the body substantially forms a trapezoidal shape in longitudinal cross-section.
Claim 7
Dependent Claim
17 words
6 . The spinal implant of claim 1 wherein the projections are substantially uniform, upwardly protruding ribs.
Claim 8
Dependent Claim
14 words
7 . The spinal implant of claim 1 wherein the projections are randomly disposed.
Claim 9
Dependent Claim
22 words
8 . The spinal implant of claim 1 wherein the projections are substantially uniform, upwardly protruding, elongated ribs separated by concave channels.
Claim 10
Dependent Claim
15 words
9 . The spinal implant of claim 8 wherein the projections are upwardly protruding spikes.
Claim 11
Dependent Claim
22 words
10 . The spinal implant of claim 8 wherein the angular pitch of the projections is between 1.75 degrees to 1.9 degrees.
Claim 12
Dependent Claim
18 words
11 . The spinal implant of claim 8 wherein the projections have a minimum depth of 0.022 inches.
Claim 13
Dependent Claim
19 words
12 . The spinal implant of claim 8 wherein the projections have an internal radius of about 0.022 inches.
Claim 14
Dependent Claim
22 words
13 . The spinal implant of claim 1 wherein the front recess is elongated with a major axis that is substantially transverse.
Claim 15
Dependent Claim
20 words
14 . The spinal implant of claim 1 wherein orientation of the transverse cross section is perpendicular to the z-axis.
Claim 16
Dependent Claim
16 words
15 . The spinal implant of claim 1 further comprising a body comprising a bioactive substance.
Claim 17
Dependent Claim
16 words
16 . The spinal implant of claim 1 wherein the body consists entirely of bioactive material.
Claim 18
Dependent Claim
16 words
17 . The spinal implant of claim 1 wherein the body comprises DUDMA and TEGDMA resins.
Claim 19
Dependent Claim
28 words
18 . The spinal implant of claim 1 wherein the body comprises PEEK, carbon reinforced PEEK, carbon reinforced barium sulfate PEEK, resorbable PLA, PGA, PLA/PGA, PLLA, or polyethylene.
Claim 20
Dependent Claim
19 words
19 . The spinal implant of claim 1 where in the body comprises titanium, stainless steel, or cobalt chromium.
Claim 21
Dependent Claim
18 words
20 . The spinal implant of claim 1 wherein the handling feature consists of only the side recesses.
Claim 22
Dependent Claim
18 words
21 . The spinal implant of claim 1 wherein the handling feature consists of only the front recess.
Claim 23
Dependent Claim
13 words
22 . The spinal implant of claim 1 further comprising a front opening.
Claim 24
Dependent Claim
14 words
23 . The spinal implant of claim 22 wherein the front opening is threaded.
Claim 25
Dependent Claim
21 words
24 . The spinal implant of claim 1 wherein the handling feature includes both the side recesses and the front recess.
Claim 26
Dependent Claim
26 words
25 . The spinal implant of claim 1 wherein the implant is in communication with other synthetic intervertebral bodies to aid in fusion of adjacent vertebrae.
Claim 27
Dependent Claim
118 words
26 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: sides that are generally outwardly curved in transverse cross-section; a top surface and a bottom surface, both surfaces coupled with the sides, each one of the top surface and the bottom surface forming plural projections for enhancing interaction with a synthetic or natural vertebral body; a major recess formed in the body in communication with at least one of the top surface and the bottom surface, and a handling feature comprising at least one of a pair of elongated side recesses for receiving a manipulator and a front recess, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 28
Dependent Claim
118 words
26 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: sides that are generally outwardly curved in transverse cross-section; a top surface and a bottom surface, both surfaces coupled with the sides, each one of the top surface and the bottom surface forming plural projections for enhancing interaction with a synthetic or natural vertebral body; a major recess formed in the body in communication with at least one of the top surface and the bottom surface, and a handling feature comprising at least one of a pair of elongated side recesses for receiving a manipulator and a front recess, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 29
Dependent Claim
23 words
27 . The spinal implant of claim 26 wherein the body forms a lordotic angle of about −20 degrees to about +20 degrees.
Claim 30
Dependent Claim
24 words
28 . The spinal implant of claim 26 wherein the height of the anterior side is greater than the height of the posterior side.
Claim 31
Dependent Claim
19 words
29 . The spinal implant of claim 26 wherein the body substantially forms a trapezoidal shape in longitudinal cross-section.
Claim 32
Dependent Claim
17 words
30 . The spinal implant of claim 26 wherein the projections are substantially uniform, upwardly protruding ribs.
Claim 33
Dependent Claim
14 words
31 . The spinal implant of claim 26 wherein the projections are randomly disposed.
Claim 34
Dependent Claim
15 words
32 . The spinal implant of claim 26 wherein the projections are upwardly protruding spikes.
Claim 35
Dependent Claim
22 words
33 . The spinal implant of claim 26 wherein the projections are substantially uniform, upwardly protruding, elongated ribs separated by concave channels.
Claim 36
Dependent Claim
22 words
34 . The spinal implant of claim 33 wherein the angular pitch of the projections is between 1.75 degrees to 1.9 degrees.
Claim 37
Dependent Claim
18 words
35 . The spinal implant of claim 33 wherein the projections have a minimum depth of 0.022 inches.
Claim 38
Dependent Claim
19 words
36 . The spinal implant of claim 33 wherein the projections have an internal radius of about 0.022 inches.
Claim 39
Dependent Claim
22 words
37 . The spinal implant of claim 26 wherein the front recess is elongated with a major axis that is substantially transverse.
Claim 40
Dependent Claim
20 words
38 . The spinal implant of claim 26 wherein orientation of the transverse cross section is perpendicular to the z-axis.
Claim 41
Dependent Claim
16 words
39 . The spinal implant of claim 26 wherein the body consists entirely of bioactive material.
Claim 42
Dependent Claim
16 words
40 . The spinal implant of claim 26 wherein the body comprises DUDMA and TEGDMA resins.
Claim 43
Dependent Claim
28 words
41 . The spinal implant of claim 26 wherein the body comprises PEEK, carbon reinforced PEEK, carbon reinforced barium sulfate PEEK, resorbable PLA, PGA, PLA/PGA, PLLA, or polyethylene.
Claim 44
Dependent Claim
19 words
42 . The spinal implant of claim 26 where in the body comprises Titanium, stainless steel, or cobalt chromium.
Claim 45
Dependent Claim
17 words
43 . The spinal implant of claim 26 wherein the handling feature consists of the side recesses.
Claim 46
Dependent Claim
17 words
44 . The spinal implant of claim 26 wherein the handling feature consists of the front recess.
Claim 47
Dependent Claim
17 words
45 . The spinal implant of claim 26 wherein the handling feature further comprises a front opening.
Claim 48
Dependent Claim
14 words
46 . The spinal implant of claim 45 wherein the front opening is threaded.
Claim 49
Dependent Claim
21 words
47 . The spinal implant of claim 26 wherein the handling feature includes both the side recesses and the front recess.
Claim 50
Dependent Claim
16 words
48 . The spinal implant of claim 26 wherein the major recess forms a longitudinal through-aperture.
Claim 51
Dependent Claim
16 words
49 . The spinal implant of claim 26 wherein the recess contains a bone graft material.
Claim 52
Dependent Claim
16 words
50 . The spinal implant of claim 26 further comprising side apertures formed in the sides.
Claim 53
Dependent Claim
22 words
51 . The spinal implant of claim 26 wherein the handling feature includes an aperture formed in communication with the front recess.
Claim 54
Dependent Claim
26 words
52 . The spinal implant of claim 26 wherein the implant is in communication with other synthetic intervertebral bodies to aid in fusion of adjacent vertebrae.
Claim 55
Dependent Claim
139 words
53 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side, a posterior side opposing the anterior side, and a pair of opposing sidewalls, said sidewalls being generally outwardly curved; a top surface and a bottom surface, both surfaces coupled with the sides, each one of the top surface and the bottom surface forming plural projections for enhancing interaction with a synthetic or natural vertebral body; at least one major recess formed in the body in communication with at least one of the top surface and the bottom surface; a handling feature comprising recesses in the top and bottom surfaces in communication with the anterior and posterior sides and at least one recess in the anterior or sidewalls, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 56
Dependent Claim
139 words
53 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side, a posterior side opposing the anterior side, and a pair of opposing sidewalls, said sidewalls being generally outwardly curved; a top surface and a bottom surface, both surfaces coupled with the sides, each one of the top surface and the bottom surface forming plural projections for enhancing interaction with a synthetic or natural vertebral body; at least one major recess formed in the body in communication with at least one of the top surface and the bottom surface; a handling feature comprising recesses in the top and bottom surfaces in communication with the anterior and posterior sides and at least one recess in the anterior or sidewalls, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 57
Dependent Claim
16 words
54 . The spinal implant of claim 53 wherein the anterior and posterior sides are parallel.
Claim 58
Dependent Claim
18 words
55 . The spinal implant of claim 53 wherein the anterior and posterior sides are generally outwardly curved.
Claim 59
Dependent Claim
21 words
56 . The spinal implant of claim 53 wherein the lordotic angle ranges from about −20 degrees to about +20 degrees.
Claim 60
Dependent Claim
24 words
57 . The spinal implant of claim 53 wherein the height of the anterior side is greater than a height of the posterior side.
Claim 61
Dependent Claim
16 words
58 . The spinal implant of claim 53 wherein the major recess forms a longitudinal through-aperture.
Claim 62
Dependent Claim
17 words
59 . The spinal implant of claim 53 wherein two major recesses form two longitudinal through apertures.
Claim 63
Dependent Claim
19 words
60 . The spinal implant of claim 53 wherein the body substantially forms an oval shape in longitudinal cross-section.
Claim 64
Dependent Claim
17 words
61 . The spinal implant of claim 53 wherein the projections are substantially uniform, upwardly protruding ribs.
Claim 65
Dependent Claim
22 words
62 . The spinal implant of claim 53 wherein the projections are substantially uniform, upwardly protruding, elongated ribs separated by concave channels.
Claim 66
Dependent Claim
22 words
63 . The spinal implant of claim 62 wherein the angular pitch of the projections is between 1.75 degrees to 1.9 degrees.
Claim 67
Dependent Claim
18 words
64 . The spinal implant of claim 62 wherein the projections have a minimum depth of 0.022 inches.
Claim 68
Dependent Claim
19 words
65 . The spinal implant of claim 62 wherein the projections have an internal radius of about 0.022 inches.
Claim 69
Dependent Claim
14 words
66 . The spinal implant of claim 53 wherein the projections are randomly disposed.
Claim 70
Dependent Claim
15 words
67 . The spinal implant of claim 53 wherein the projections are upwardly protruding spikes.
Claim 71
Dependent Claim
22 words
68 . The spinal implant of claim 53 wherein the front recess is elongated with a major axis that is substantially transverse.
Claim 72
Dependent Claim
20 words
69 . The spinal implant of claim 53 wherein orientation of the transverse cross section is perpendicular to the z-axis.
Claim 73
Dependent Claim
16 words
70 . The spinal implant of claim 53 wherein the body consists entirely of bioactive material.
Claim 74
Dependent Claim
16 words
71 . The spinal implant of claim 53 wherein the body comprises DUDMA and TEGDMA resins.
Claim 75
Dependent Claim
28 words
72 . The spinal implant of claim 53 wherein the body comprises PEEK, carbon reinforced PEEK, carbon reinforced barium sulfate PEEK, resorbable PLA, PGA, PLA/PGA, PLLA, or polyethylene.
Claim 76
Dependent Claim
19 words
73 . The spinal implant of claim 53 where in the body comprises Titanium, stainless steel, or cobalt chromium.
Claim 77
Dependent Claim
18 words
74 . The spinal implant of claim 53 wherein the handling feature consists of only the side recesses.
Claim 78
Dependent Claim
18 words
75 . The spinal implant of claim 53 wherein the handling feature consists of only the front recess.
Claim 79
Dependent Claim
21 words
76 . The spinal implant of claim 53 wherein the handling feature includes both the side recesses and the front recess.
Claim 80
Dependent Claim
17 words
77 . The spinal implant of claim 53 wherein the handling feature further comprises a front opening.
Claim 81
Dependent Claim
14 words
78 . The spinal implant of claim 77 wherein the front opening is threaded.
Claim 82
Dependent Claim
26 words
79 . The spinal implant of claim 53 wherein the implant is in communication with other synthetic intervertebral bodies to aid in fusion of adjacent vertebrae.
Claim 83
Dependent Claim
179 words
80 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side, a posterior side opposing the anterior side, and a pair of opposing sidewalls, said sidewalls being generally outwardly curved; a top surface and a bottom surface, both surfaces coupled with the sides, each one of the top surface and the bottom surface forming plural projections for enhancing interaction with a synthetic or natural vertebral body; at least one major recess formed in the body in communication with at least one of the top surface and the bottom surface; a handling feature comprising recesses in the top and bottom surfaces in communication with the anterior and posterior sides and at least one recess in the anterior or sidewalls for receiving an impaction tool, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space; and a fastening feature comprising at least one through-aperture in communication with the anterior side and either the top or bottom surface for insertion of fasteners that communicate with a synthetic or natural vertebral body.
Claim 84
Dependent Claim
179 words
80 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side, a posterior side opposing the anterior side, and a pair of opposing sidewalls, said sidewalls being generally outwardly curved; a top surface and a bottom surface, both surfaces coupled with the sides, each one of the top surface and the bottom surface forming plural projections for enhancing interaction with a synthetic or natural vertebral body; at least one major recess formed in the body in communication with at least one of the top surface and the bottom surface; a handling feature comprising recesses in the top and bottom surfaces in communication with the anterior and posterior sides and at least one recess in the anterior or sidewalls for receiving an impaction tool, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space; and a fastening feature comprising at least one through-aperture in communication with the anterior side and either the top or bottom surface for insertion of fasteners that communicate with a synthetic or natural vertebral body.
Claim 85
Dependent Claim
16 words
81 . The spinal implant of claim 80 wherein the anterior and posterior sides are parallel.
Claim 86
Dependent Claim
18 words
82 . The spinal implant of claim 80 wherein the anterior and posterior sides are generally outwardly curved.
Claim 87
Dependent Claim
21 words
83 . The spinal implant of claim 80 wherein the lordotic angle ranges from about −20 degrees to about +20 degrees.
Claim 88
Dependent Claim
24 words
84 . The spinal implant of claim 80 wherein the height of the anterior side is greater than a height of the posterior side.
Claim 89
Dependent Claim
16 words
85 . The spinal implant of claim 80 wherein the major recess forms a longitudinal through-aperture.
Claim 90
Dependent Claim
17 words
86 . The spinal implant of claim 80 wherein two major recesses form two longitudinal through apertures.
Claim 91
Dependent Claim
19 words
87 . The spinal implant of claim 80 wherein the body substantially forms an oval shape in longitudinal cross-section.
Claim 92
Dependent Claim
17 words
88 . The spinal implant of claim 80 wherein the projections are substantially uniform, upwardly protruding ribs.
Claim 93
Dependent Claim
22 words
89 . The spinal implant of claim 80 wherein the projections are substantially uniform, upwardly protruding, elongate ribs separated by concave channels.
Claim 94
Dependent Claim
22 words
90 . The spinal implant of claim 89 wherein the angular pitch of the projections is between 1.75 degrees to 1.9 degrees.
Claim 95
Dependent Claim
18 words
91 . The spinal implant of claim 89 wherein the projections have a minimum depth of 0.022 inches.
Claim 96
Dependent Claim
19 words
92 . The spinal implant of claim 89 wherein the projections have an internal radius of about 0.022 inches.
Claim 97
Dependent Claim
14 words
93 . The spinal implant of claim 80 wherein the projections are randomly disposed.
Claim 98
Dependent Claim
15 words
94 . The spinal implant of claim 80 wherein the projections are upwardly protruding spikes.
Claim 99
Dependent Claim
22 words
95 . The spinal implant of claim 80 wherein the front recess is elongated with a major axis that is substantially transverse.
Claim 100
Dependent Claim
20 words
96 . The spinal implant of claim 80 wherein orientation of the transverse cross section is perpendicular to the z-axis.
Claim 101
Dependent Claim
16 words
97 . The spinal implant of claim 80 wherein the body consists entirely of bioactive material.
Claim 102
Dependent Claim
16 words
98 . The spinal implant of claim 80 wherein the body comprises DUDMA and TEGDMA resins.
Claim 103
Dependent Claim
28 words
99 . The spinal implant of claim 80 wherein the body comprises PEEK, carbon reinforced PEEK, carbon reinforced barium sulfate PEEK, resorbable PLA, PGA, PLA/PGA, PLLA, or polyethylene.
Claim 104
Dependent Claim
19 words
100 . The spinal implant of claim 80 where in the body comprises titanium, stainless steel, or cobalt chromium.
Claim 105
Dependent Claim
18 words
101 . The spinal implant of claim 80 wherein the handling feature consists of only the side recesses.
Claim 106
Dependent Claim
18 words
102 . The spinal implant of claim 80 wherein the handling feature consists of only the front recess.
Claim 107
Dependent Claim
21 words
103 . The spinal implant of claim 80 wherein the handling feature includes both the side recesses and the front recess.
Claim 108
Dependent Claim
17 words
104 . The spinal implant of claim 80 wherein the handling feature further comprises a front opening.
Claim 109
Dependent Claim
14 words
105 . The spinal implant of claim 104 wherein the front opening is threaded.
Claim 110
Dependent Claim
15 words
106 . The spinal implant of claim 80 wherein the fastening feature has two through-apertures.
Claim 111
Dependent Claim
17 words
107 . The spinal implant of claim 80 wherein the through-apertures of the fastening features are threaded.
Claim 112
Dependent Claim
16 words
108 . The spinal implant of claim 80 wherein the fasteners are screws, pins, or nails.
Claim 113
Dependent Claim
26 words
109 . The spinal implant of claim 80 wherein the implant is in communication with other synthetic intervertebral bodies to aid in fusion of adjacent vertebrae.
Claim 114
Dependent Claim
211 words
110 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side and a posterior side being parallel to and opposing the anterior side; a mesial side and a lateral side with one side being outwardly curved and the other being inwardly curved; a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body; a major recess formed in the body creating a longitudinal through-aperture in communication with the top and bottom surfaces, at least one minor recess formed in the body creating a latitudinal through-aperture in communication with the mesial and lateral sides, both through apertures in communication with each other; and a handling feature comprising a pair of anterior recesses formed at points where the anterior side communicates with the mesial and laterial sides, said recesses used for receiving a manipulator, a pair of posterior recess formed at points where the posterior side communicates with the mesial and lateral sides, and a front recess formed in the anterior side and a rear recess formed in the posterior side both communicating with a through-aperture, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 115
Dependent Claim
211 words
110 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side and a posterior side being parallel to and opposing the anterior side; a mesial side and a lateral side with one side being outwardly curved and the other being inwardly curved; a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body; a major recess formed in the body creating a longitudinal through-aperture in communication with the top and bottom surfaces, at least one minor recess formed in the body creating a latitudinal through-aperture in communication with the mesial and lateral sides, both through apertures in communication with each other; and a handling feature comprising a pair of anterior recesses formed at points where the anterior side communicates with the mesial and laterial sides, said recesses used for receiving a manipulator, a pair of posterior recess formed at points where the posterior side communicates with the mesial and lateral sides, and a front recess formed in the anterior side and a rear recess formed in the posterior side both communicating with a through-aperture, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 116
Dependent Claim
21 words
111 . The spinal implant of claim 110 wherein at least one of the top or bottom surfaces is outwardly curved.
Claim 117
Dependent Claim
20 words
112 . The spinal implant of claim 110 wherein only one of the top or bottom surfaces is outwardly curved.
Claim 118
Dependent Claim
21 words
113 . The spinal implant of claim 110 wherein the lordotic angle ranges from about −20 degrees to about +20 degrees.
Claim 119
Dependent Claim
24 words
114 . The spinal implant of claim 110 wherein the height of the anterior side is greater than a height of the posterior side.
Claim 120
Dependent Claim
17 words
115 . The spinal implant of claim 110 wherein the projections are substantially uniform, upwardly protruding ribs.
Claim 121
Dependent Claim
22 words
116 . The spinal implant of claim 110 wherein the projections are substantially uniform, upwardly protruding, elongated ribs separated by concave channels.
Claim 122
Dependent Claim
22 words
117 . The spinal implant of claim 116 wherein the angular pitch of the projections is between 1.75 degrees to 1.9 degrees.
Claim 123
Dependent Claim
18 words
118 . The spinal implant of claim 116 wherein the projections have a minimum depth of 0.022 inches.
Claim 124
Dependent Claim
19 words
119 . The spinal implant of claim 116 wherein the projections have an internal radius of about 0.022 inches.
Claim 125
Dependent Claim
14 words
120 . The spinal implant of claim 110 wherein the projections are randomly disposed.
Claim 126
Dependent Claim
15 words
121 . The spinal implant of claim 110 wherein the projections are upwardly protruding spikes.
Claim 127
Dependent Claim
22 words
122 . The spinal implant of claim 110 wherein the front recess is elongated with a major axis that is substantially transverse.
Claim 128
Dependent Claim
16 words
123 . The spinal implant of claim 110 wherein the body consists entirely of bioactive material.
Claim 129
Dependent Claim
16 words
124 . The spinal implant of claim 110 wherein the body comprises DUDMA and TEGDMA resins.
Claim 130
Dependent Claim
28 words
125 . The spinal implant of claim 110 wherein the body comprises PEEK, carbon reinforced PEEK, carbon reinforced barium sulfate PEEK, resorbable PLA, PGA, PLA/PGA, PLLA, or polyethylene.
Claim 131
Dependent Claim
19 words
126 . The spinal implant of claim 110 where in the body comprises titanium, stainless steel, or cobalt chromium.
Claim 132
Dependent Claim
26 words
127 . The spinal implant of claim 110 wherein the implant is in communication with other synthetic intervertebral bodies to aid in fusion of adjacent vertebrae.
Claim 133
Dependent Claim
177 words
128 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side and a posterior side being parallel to and opposing the anterior side; a mesial side and a lateral side with at least one side being outwardly curved; a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body; a major recess formed in the body creating a longitudinal through-aperture in communication with the top and bottom surfaces; a handling feature comprising a pair of anterior recesses formed at points where the anterior side communicates with the mesial and lateral sides, said recesses used for receiving a manipulator, a pair of posterior recesses formed at points where the posterior side communicates with the mesial and lateral sides, and a front recess formed in the anterior side and a rear recess formed in the posterior side both communicating with a through-aperture, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 134
Dependent Claim
177 words
128 . A spinal implant comprising: a body comprising a bioactive substance, further comprising: an anterior side and a posterior side being parallel to and opposing the anterior side; a mesial side and a lateral side with at least one side being outwardly curved; a top surface and a bottom surface, each of the top and bottom surfaces including plural projections for enhancing interaction with a synthetic or natural vertebral body; a major recess formed in the body creating a longitudinal through-aperture in communication with the top and bottom surfaces; a handling feature comprising a pair of anterior recesses formed at points where the anterior side communicates with the mesial and lateral sides, said recesses used for receiving a manipulator, a pair of posterior recesses formed at points where the posterior side communicates with the mesial and lateral sides, and a front recess formed in the anterior side and a rear recess formed in the posterior side both communicating with a through-aperture, the handling feature facilitating handling and insertion of the spinal implant into an intervertebral space.
Claim 135
Dependent Claim
19 words
129 . The spinal implant of claim 128 wherein one of the mesial or lateral sides is inwardly curved.
Claim 136
Dependent Claim
34 words
130 . The spinal implant of claim 128 further comprising at least one minor recess formed in the body of the implant creating a latitudinal through-aperture in communication with the mesial and lateral sides.
Claim 137
Dependent Claim
12 words
131 . The spinal implant of claim 130 having two minor recesses.
Claim 138
Dependent Claim
21 words
132 . The spinal implant of claim 128 wherein at least on of the top or bottom surfaces are outwardly curved.
Claim 139
Dependent Claim
20 words
133 . The spinal implant of claim 128 wherein only one of the top or bottom surfaces are outwardly curved.
Claim 140
Dependent Claim
21 words
134 . The spinal implant of claim 128 wherein the lordotic angle ranges from about −20 degrees to about +20 degrees.
Claim 141
Dependent Claim
24 words
135 . The spinal implant of claim 128 wherein the height of the anterior side is greater than a height of the posterior side.
Claim 142
Dependent Claim
17 words
136 . The spinal implant of claim 128 wherein the projections are substantially uniform, upwardly protruding ribs.
Claim 143
Dependent Claim
22 words
137 . The spinal implant of claim 128 wherein the projections are substantially uniform, upwardly protruding, elongate ribs separated by concave channels.
Claim 144
Dependent Claim
22 words
138 . The spinal implant of claim 137 wherein the angular pitch of the projections is between 1.75 degrees to 1.9 degrees.
Claim 145
Dependent Claim
18 words
139 . The spinal implant of claim 137 wherein the projections have a minimum depth of 0.022 inches.
Claim 146
Dependent Claim
19 words
140 . The spinal implant of claim 137 wherein the projections have an internal radius of about 0.022 inches.
Claim 147
Dependent Claim
14 words
141 . The spinal implant of claim 128 wherein the projections are randomly disposed.
Claim 148
Dependent Claim
15 words
142 . The spinal implant of claim 128 wherein the projections are upwardly protruding spikes.
Claim 149
Dependent Claim
22 words
143 . The spinal implant of claim 128 wherein the front recess is elongated with a major axis that is substantially transverse.
Claim 150
Dependent Claim
16 words
144 . The spinal implant of claim 128 wherein the body consists entirely of bioactive material.
Claim 151
Dependent Claim
16 words
145 . The spinal implant of claim 128 wherein the body comprises DUDMA and TEGDMA resins.
Claim 152
Dependent Claim
28 words
146 . The spinal implant of claim 128 wherein the body comprises PEEK, carbon reinforced PEEK, carbon reinforced barium sulfate PEEK, resorbable PLA, PGA, PLA/PGA, PLLA, or polyethylene.
Claim 153
Dependent Claim
19 words
147 . The spinal implant of claim 128 where in the body comprises titanium, stainless steel, or cobalt chromium.
Claim 154
Dependent Claim
26 words
148 . The spinal implant of claim 128 wherein the implant is in communication with other synthetic intervertebral bodies to aid in fusion of adjacent vertebrae.
References Cited (Backward Citations)
US4110184A
Cited
US4491453A
Cited
US4698373A
Cited
US4801528A
Cited
US5766252A
Cited
US5989289A
Cited
US5681872A
Cited
US5865845A
Cited
US6503279B1
Cited
US5914356A
Cited
US6241771B1
Cited
US6482233B1
Cited
US6143033A
Cited
US6277149B1
Cited
US6964687B1
Cited
US6432106B1
Cited
US6458159B1
Cited
US6520993B2
Cited
US20020161443A1
Cited
USPTO Annuity & Maintenance Windows
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