JP5680530B2 - 関節状椎間板インプラント - Google Patents
関節状椎間板インプラント Download PDFInfo
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- JP5680530B2 JP5680530B2 JP2011512701A JP2011512701A JP5680530B2 JP 5680530 B2 JP5680530 B2 JP 5680530B2 JP 2011512701 A JP2011512701 A JP 2011512701A JP 2011512701 A JP2011512701 A JP 2011512701A JP 5680530 B2 JP5680530 B2 JP 5680530B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/56—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor
- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws or setting implements
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/70—Spinal positioners or stabilisers, e.g. stabilisers comprising fluid filler in an implant
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/442—Intervertebral or spinal discs, e.g. resilient
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/442—Intervertebral or spinal discs, e.g. resilient
- A61F2/4425—Intervertebral or spinal discs, e.g. resilient made of articulated components
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/44—Joints for the spine, e.g. vertebrae, spinal discs
- A61F2/4455—Joints for the spine, e.g. vertebrae, spinal discs for the fusion of spinal bodies, e.g. intervertebral fusion of adjacent spinal bodies, e.g. fusion cages
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- A—HUMAN NECESSITIES
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools for implanting artificial joints
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/46—Special tools for implanting artificial joints
- A61F2/4603—Special tools for implanting artificial joints for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/4611—Special tools for implanting artificial joints for insertion or extraction of endoprosthetic joints or of accessories thereof of spinal prostheses
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/28—Bones
- A61F2002/2835—Bone graft implants for filling a bony defect or an endoprosthesis cavity, e.g. by synthetic material or biological material
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30108—Shapes
- A61F2002/30199—Three-dimensional shapes
- A61F2002/30242—Three-dimensional shapes spherical
- A61F2002/30245—Partial spheres
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30108—Shapes
- A61F2002/30199—Three-dimensional shapes
- A61F2002/30252—Three-dimensional shapes quadric-shaped
- A61F2002/30253—Three-dimensional shapes quadric-shaped ellipsoidal or ovoid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30621—Features concerning the anatomical functioning or articulation of the prosthetic joint
- A61F2002/30649—Ball-and-socket joints
- A61F2002/3065—Details of the ball-shaped head
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30621—Features concerning the anatomical functioning or articulation of the prosthetic joint
- A61F2002/30649—Ball-and-socket joints
- A61F2002/30654—Details of the concave socket
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/30—Joints
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
- A61F2/30771—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves
- A61F2002/30878—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves with non-sharp protrusions, for instance contacting the bone for anchoring, e.g. keels, pegs, pins, posts, shanks, stems, struts
- A61F2002/30884—Fins or wings, e.g. longitudinal wings for preventing rotation within the bone cavity
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
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- A61F2002/30934—Special articulating surfaces
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
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-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
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-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00011—Metals or alloys
- A61F2310/00029—Cobalt-based alloys, e.g. Co-Cr alloys or Vitallium
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2310/00—Prostheses classified in A61F2/28 or A61F2/30 - A61F2/44 being constructed from or coated with a particular material
- A61F2310/00005—The prosthesis being constructed from a particular material
- A61F2310/00359—Bone or bony tissue
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Neurology (AREA)
- Transplantation (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Cardiology (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Physical Education & Sports Medicine (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Prostheses (AREA)
Description
本願は、2008年6月5日に出願された、発明の名称を"TOTAL DISC REPLACEMENT IMPLANT WITH ANATOMICAL SPINAL ARTICULATION"とする、米国仮特許出願第61/059,024号を基礎とする優先権を主張し、同出願の内容をここで参照によって完全に引用する。
Claims (21)
- 第1の椎骨と第2の椎骨との間に挿入するための椎間板インプラントであって、このインプラントが、
上側部分であって、第1の椎骨の端部板に接触するようなサイズ及び構造になっている上側表面を具備し、上記上側部分は、さらに、第1の方向において前端とこの前端から離間されている後端とを有しているキールを有し、このキールが第1の方向において細長く形成されている、上記上側部分と、
下側部分であって、第2の椎骨の端部板に接触するようなサイズ及び構造になっている下側表面を備えている、上記下側部分と、
凸面状の関節表面であって、上側及び下側の部分の一方に機能的に関連し、且つ第1の方向とほぼ垂直な第2の方向に沿って凸面状の関節表面の外形を形成している第1の曲率半径を有し、上記凸面状の関節表面は、さらに、第1の方向において上記凸面状の関節表面の外形を形成する第2の曲率半径を有している、上記凸面状の関節表面と、
凹面状の関節表面であって、上側部分が下側部分に対して可動であるように、上側及び下側の部分の他方に機能的に関連し、凹面状の関節表面は、凸面状の関節表面の第2の方向と同じ第2の方向における凹面状の関節表面の外形を形成する第1の曲率半径を有し、凹面状の関節表面は、第1の方向において凹面状の関節表面の外形を形成する第2の曲率半径を有し、凸面状の関節表面の第2の曲率半径は、同じ第1の方向において凹面状の関節表面の第2の曲率半径と同じに形成されている、上記凹面状の関節表面と、を備え、
凹面状の関節表面又は凸面状の関節表面のいずれか1つにおける第1の曲率半径は、第2の方向に沿って変更され、第2の方向に沿った凸面状の関節表面の第1の曲率半径は、第2の方向に沿った凹面状の関節表面における第1の曲率半径とは異なっており、
上記椎間板インプラントが、第1の椎骨の端部板と第2の椎骨の端部板との間に挿入されるとき、第1の方向は前後方向であり、さらに、第2の方向は内外方向である、ことを特徴とする椎間板インプラント。 - 凹面状の関節表面の第1の曲率半径は第2の方向に沿って変化している、請求項1に記載の椎間板インプラント。
- 凹面状の関節表面は、上側部分に関連していることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、平坦形状を持たない連続的に屈曲した表面であることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、部分的に偏球楕円体の形状になっていることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、凸面状の関節表面の領域の50%未満からなる領域においてのみ、凸面状の関節表面と接触していることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、凸面状の関節表面における25%未満においてのみ、これと接触していることを特徴とする請求項6に記載の椎間板インプラント。
- 凹面状の関節表面は、凸面状の関節表面における10%未満においてのみ、これと接触していることを特徴とする請求項7に記載の椎間板インプラント。
- 凸面状の関節表面は、凹面状の関節表面とおおよそ線接触を形成していることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、楕円の形状であることを特徴とする請求項2に記載の椎間板インプラント。
- 凸面状の関節表面は、凹面とおおよそ点接触を形成していることを特徴とする請求項10に記載の椎間板インプラント。
- 上側部分は、多部品組立体から構成され、下側部分は、多部品組立体から構成されていることを特徴とする請求項2に記載の椎間板インプラント。
- 上側部分における第1の曲率半径は、約1mm〜約100mmの間であり、上側部分における第2の曲率半径は、約1mm〜約30mmの間であることを特徴とする請求項2に記載の椎間板インプラント。
- 上側関節表面は、約10mm〜約15mmの間の弓形長さを有し、下側関節表面は、約10mm〜約15mmの間の弓形長さを有していることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は深さを有し、凸面状の関節表面は高さを有し、凹面状の関節表面の深さは、凸面状の関節表面の高さとは異なる値になっていることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、少なくとも第2の方向において、凸面状の関節表面の少なくとも一部分に沿って、転動接触していることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面状の関節表面は、少なくとも2つの方向において、凸面状の関節表面の少なくとも一部分に沿って、転動接触していることを特徴とする請求項2に記載の椎間板インプラント。
- 凹面関節インプラントの深さが頂点を有し、凸面状の関節表面の高さが頂点を有し、ここで、凹面状の関節表面と凸面状の関節表面との構造、サイズ、及び形状は、第1及び第2の部分に力が加わっていないとき、凹部の頂点が、凸部の頂点と整列されて反対になるように定められることを特徴とする請求項2に記載の椎間板インプラント。
- 凸面状の関節表面は、下側部分と機能的に関連し、この下側部分は下面と対向する内面を有し、この下側部分は、さらに、内面から凸面状の関節表面まで延びる突出部を有していることを特徴とする請求項2に記載の椎間板インプラント。
- 突出部は、内面と、凸面状の関節表面との間で測定される高さを規定し、この高さは、約0.5mm〜約2.5mmの間であることを特徴とする請求項19に記載の椎間板インプラント。
- 凸面状の関節表面の第1の曲率半径は第2の方向に沿って変化している、請求項1に記載の椎間板インプラント。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5902408P | 2008-06-05 | 2008-06-05 | |
| US61/059,024 | 2008-06-05 | ||
| PCT/US2009/046442 WO2009149371A1 (en) | 2008-06-05 | 2009-06-05 | Articulating disc implant |
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| Publication Number | Publication Date |
|---|---|
| JP2011523580A JP2011523580A (ja) | 2011-08-18 |
| JP2011523580A5 JP2011523580A5 (ja) | 2012-07-19 |
| JP5680530B2 true JP5680530B2 (ja) | 2015-03-04 |
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| JP2011512701A Active JP5680530B2 (ja) | 2008-06-05 | 2009-06-05 | 関節状椎間板インプラント |
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| US (3) | US20110087331A1 (ja) |
| EP (1) | EP2328520B1 (ja) |
| JP (1) | JP5680530B2 (ja) |
| KR (1) | KR101643201B1 (ja) |
| CN (1) | CN102046111A (ja) |
| BR (1) | BRPI0911869A2 (ja) |
| CA (1) | CA2726642A1 (ja) |
| WO (1) | WO2009149371A1 (ja) |
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| JP5759900B2 (ja) | 2008-12-05 | 2015-08-05 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 骨固定に使用するためのアンカー・イン・アンカーシステム |
| US20100160924A1 (en) * | 2008-12-23 | 2010-06-24 | Howmedica Osteonics Corp. | Drill guide with angle verification |
| CN101507652A (zh) | 2009-03-20 | 2009-08-19 | 周志海 | 膝关节入路髓内钉 |
| KR101659617B1 (ko) | 2009-04-24 | 2016-09-23 | 신세스 게엠바하 | 다중 스크류 |
| EP2476387B1 (en) * | 2009-07-01 | 2016-07-20 | Synthes GmbH | Intramedullary nail and protruding screw locking mechanism |
| JP2013504390A (ja) | 2009-09-14 | 2013-02-07 | ジンテス ゲゼルシャフト ミット ベシュレンクテル ハフツング | 可変角度圧縮プレート |
| US8486116B2 (en) | 2010-01-08 | 2013-07-16 | Biomet Manufacturing Ring Corporation | Variable angle locking screw |
| EP2547275A4 (en) * | 2010-03-19 | 2014-10-29 | Josef Gorek | SPINAL FIXING APPARATUS AND METHODS RELATED THERETO |
| CN102958462B (zh) * | 2010-05-13 | 2015-08-19 | 斯恩蒂斯有限公司 | 骨螺钉组件以及用于植入该骨螺钉组件的仪器 |
| AU2010354781B2 (en) | 2010-06-09 | 2015-03-26 | Synthes Gmbh | Anchor-in-anchor system for use in bone fixation |
| EP2460484A1 (de) | 2010-12-01 | 2012-06-06 | FACET-LINK Inc. | Winkelvariable Knochenschauben-Fixationsanordnung |
| CA2973457C (en) | 2011-01-28 | 2020-10-27 | DePuy Synthes Products, Inc. | Reamer guide systems |
-
2009
- 2009-06-05 JP JP2011512701A patent/JP5680530B2/ja active Active
- 2009-06-05 BR BRPI0911869A patent/BRPI0911869A2/pt not_active IP Right Cessation
- 2009-06-05 US US12/995,723 patent/US20110087331A1/en not_active Abandoned
- 2009-06-05 WO PCT/US2009/046442 patent/WO2009149371A1/en not_active Ceased
- 2009-06-05 CN CN2009801191821A patent/CN102046111A/zh active Pending
- 2009-06-05 EP EP09759529.2A patent/EP2328520B1/en active Active
- 2009-06-05 KR KR1020107026461A patent/KR101643201B1/ko active Active
- 2009-06-05 CA CA2726642A patent/CA2726642A1/en not_active Abandoned
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Also Published As
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|---|---|
| EP2328520B1 (en) | 2014-06-04 |
| WO2009149371A1 (en) | 2009-12-10 |
| US10154910B2 (en) | 2018-12-18 |
| US9168148B2 (en) | 2015-10-27 |
| CN102046111A (zh) | 2011-05-04 |
| CA2726642A1 (en) | 2009-12-10 |
| US20150032213A1 (en) | 2015-01-29 |
| US20110087331A1 (en) | 2011-04-14 |
| KR101643201B1 (ko) | 2016-07-27 |
| JP2011523580A (ja) | 2011-08-18 |
| EP2328520A1 (en) | 2011-06-08 |
| KR20110036879A (ko) | 2011-04-12 |
| US20160030192A1 (en) | 2016-02-04 |
| BRPI0911869A2 (pt) | 2019-09-24 |
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