JP2009509591A - 前方複合インプラント - Google Patents
前方複合インプラント Download PDFInfo
- Publication number
- JP2009509591A JP2009509591A JP2008532500A JP2008532500A JP2009509591A JP 2009509591 A JP2009509591 A JP 2009509591A JP 2008532500 A JP2008532500 A JP 2008532500A JP 2008532500 A JP2008532500 A JP 2008532500A JP 2009509591 A JP2009509591 A JP 2009509591A
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- JP
- Japan
- Prior art keywords
- implant
- frame
- intervertebral
- supports
- segment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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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
- A61F2/4465—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 having a circular or kidney shaped cross-section substantially perpendicular to the axis of the spine
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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
- A61F2/30721—Accessories
- A61F2/30728—Collars; Bone edge protectors
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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
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- A61F2/46—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2/4603—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof
- A61F2/4611—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for insertion or extraction of endoprosthetic joints or of accessories thereof of spinal prostheses
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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
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- A61F2/02—Prostheses implantable into the body
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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
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- A61F2002/30004—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis
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- A61F2002/30004—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis
- A61F2002/30056—Material related properties of the prosthesis or of a coating on the prosthesis the prosthesis being made from materials having different values of a given property at different locations within the same prosthesis differing in radiographic density
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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
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30003—Material related properties of the prosthesis or of a coating on the prosthesis
- A61F2002/3006—Properties of materials and coating materials
- A61F2002/30062—(bio)absorbable, biodegradable, bioerodable, (bio)resorbable, resorptive
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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
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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- A61F2002/3006—Properties of materials and coating materials
- A61F2002/3008—Properties of materials and coating materials radio-opaque, e.g. radio-opaque markers
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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
- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
- A61F2002/30108—Shapes
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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
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Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Neurology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (24)
- 下位椎体および上位椎体の間の癒合を促進するために、全体的として円い外形を有する椎間インプラントにおいて、
前記インプラントの外周の周りの第1の枠部であって、検出可能なX線撮影によるサインを有する、第1の枠部と、
前記第1の枠部に連結された部材であって、前記第1の枠部より低いX線撮影によるサインを有する、部材とを備え、
前記部材が、前記第1の枠部に椎骨の間隔の高さを加える、椎間インプラント。 - 前記全体的として円い外形が、円形、楕円形、椎体の皮質の枠部の形状、インゲン豆形、および長円形の少なくとも1つである、請求項1に記載の椎間インプラント。
- 前記第1の枠部が、実質上一様の幅である、請求項1に記載の椎間インプラント。
- 前記第1の枠部が、前記外周の周りで連続している、請求項1に記載の椎間インプラント。
- 前記第1の枠部が、隣接する椎体と係合するために、前記椎体に面する突起を含む、請求項1に記載の椎間インプラント。
- 前記第1の枠部が、生体適合性のある金属から作られる、請求項1に記載の椎間インプラント。
- 前記第1の枠部が、チタンから作られる、請求項6に記載の椎間インプラント。
- 前記部材が、前記外周の周りで連続している、請求項1に記載の椎間インプラント。
- 前記部材が、第1のセグメントであり、当該第1のセグメントが、前記第1の枠部の外径の平均の90%より短い弦長を有する、請求項1に記載の椎間インプラント。
- 前記部材が、第1のセグメントであり、当該第1のセグメントが、前記第1の枠部の外径の平均の2/3より短い弦長を有する、請求項9に記載の椎間インプラント。
- 前記第1のセグメントの概して反対側に第2のセグメントをさらに含む、請求項9に記載の椎間インプラント。
- 前記第1のセグメントが、前記インプラントの前側に配置される、請求項9に記載の椎間インプラント。
- 前記第1のセグメントが、前記インプラントの後側に配置される、請求項9に記載の椎間インプラント。
- 前記第1のセグメントが、前記インプラントの横側に配置される、請求項9に記載の椎間インプラント。
- 前記第1のセグメントが、前記インプラントの前側に配置され、前記第2のセグメントが、前記インプラントの後側に配置される、請求項11に記載の椎間インプラント。
- 前記第1の枠部から概して反対の位置で前記部材に連結された第2の枠部をさらに含む、請求項1に記載の椎間インプラント。
- 前記第1の枠部および前記第2の枠部の間に連結された支持体をさらに含む、請求項16に記載の椎間インプラント。
- 前記インプラントの後半分にある1つまたは複数の支持体は、前記インプラントを前記インプラントの後側からX線撮影で見るときに、前記インプラントの前半分にある1つまたは複数の支持体のX線撮影による可視化を遮るように構成される、請求項17に記載の椎間インプラント。
- 前記インプラントの後半分にある1つまたは複数の支持体は、前記インプラントを前記インプラントの側面からX線撮影で見るときに、前記インプラントの反対側の1つまたは複数の支持体のX線撮影による可視化を遮るように構成される、請求項17に記載の椎間インプラント。
- 前記インプラントの前半分にある1つまたは複数の支持体は、前記インプラントを前記インプラントの側面からX線撮影で見るときに、前記インプラントの反対側の1つまたは複数の支持体のX線撮影による可視化を遮るように構成される、請求項17に記載の椎間インプラント。
- 前記インプラントを後側からX線撮影で見るときに、前記インプラントの後半分にある1つまたは複数の支持体と、前記インプラントの前半分にある1つまたは複数の支持体との間の1つまたは複数の側方空間が、実質上、等間隔である、請求項17に記載の椎間インプラント。
- 前記インプラントを後側からX線撮影で見るときに、前記インプラントの後半分にある1つまたは複数の支持体と、前記インプラントの前半分にある1つまたは複数の支持体との間の1つまたは複数の側方空間が、前記インプラントの回転位置を示す、請求項17に記載の椎間インプラント。
- 前記インプラントを側面からX線撮影で見るときに、前記インプラントの後半分にある1つまたは複数の支持体と、前記インプラントの前半分にある1つまたは複数の支持体との間の1つまたは複数の前方から後方への空間が、前記インプラントの回転位置を示す、請求項17に記載の椎間インプラント。
- 前記下位椎体および上位椎体の間の脊椎前弯の湾曲を復元するのを助けるために、前記インプラントの前方部分が、前記インプラントの後方部分より高い、請求項1に記載の椎間インプラント。
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US72055505P | 2005-09-26 | 2005-09-26 | |
PCT/US2006/037550 WO2007038546A1 (en) | 2005-09-26 | 2006-09-26 | Anterior hybrid implant |
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US (1) | US8764832B2 (ja) |
EP (1) | EP1942837B1 (ja) |
JP (1) | JP2009509591A (ja) |
AT (1) | ATE539710T1 (ja) |
WO (1) | WO2007038546A1 (ja) |
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US20070233248A1 (en) | 2007-10-04 |
EP1942837A1 (en) | 2008-07-16 |
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ATE539710T1 (de) | 2012-01-15 |
US8764832B2 (en) | 2014-07-01 |
EP1942837B1 (en) | 2012-01-04 |
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