JP7025486B2 - 側方挿入可能な椎間脊椎インプラント - Google Patents
側方挿入可能な椎間脊椎インプラント Download PDFInfo
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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
- A61F2/44—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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- 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
- A61F2/447—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 substantially parallelepipedal, e.g. having a rectangular or trapezoidal cross-section
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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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- A61F2/4603—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
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- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- 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, setting implements or the like
- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
- A61B17/80—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates
- A61B17/8033—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates having indirect contact with screw heads, or having contact with screw heads maintained with the aid of additional components, e.g. nuts, wedges or head covers
- A61B17/8042—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates having indirect contact with screw heads, or having contact with screw heads maintained with the aid of additional components, e.g. nuts, wedges or head covers the additional component being a cover over the screw head
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- A61B17/58—Surgical instruments or methods for treatment of bones or joints; Devices specially adapted therefor for osteosynthesis, e.g. bone plates, screws, setting implements or the like
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
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- A61B17/8894—Screwdrivers, spanners or wrenches holding the implant into or through which the screw is to be inserted
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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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- A61F2002/30001—Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof
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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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- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30476—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements locked by an additional locking mechanism
- A61F2002/30517—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements locked by an additional locking mechanism using a locking plate
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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
- A61F2002/30316—The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30535—Special structural features of bone or joint prostheses not otherwise provided for
- A61F2002/30576—Special structural features of bone or joint prostheses not otherwise provided for with extending fixation tabs
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- 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
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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
- A61F2/30767—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
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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
- A61F2/30767—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
- A61F2002/30772—Apertures or holes, e.g. of circular cross section
- A61F2002/30784—Plurality of holes
- A61F2002/30785—Plurality of holes parallel
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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
- A61F2/30767—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
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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
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- A61F2/4637—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor for connecting or disconnecting two parts of a prosthesis
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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
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- A61F2002/4687—Mechanical guides for implantation instruments
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- Oral & Maxillofacial Surgery (AREA)
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Description
本出願は、2014年5月15日に出願した米国特許出願第14/278,898号の一部継続出願である、2014年10月8日に出願した米国特許出願第14/509,634号の分割続出願である、2018年4月17日に出願した米国特許出願第15/954,655号の継続出願である、2018年11月30日に出願した米国特許出願第16/205,892号であり、すべての目的のため、その全体が参照により本明細書に組み込まれる。
Claims (14)
- 椎骨間の椎間腔内に移植するための椎間インプラントであって、前記インプラントが、
前端と、後端と、前記前端と前記後端との間に延在する、離間した一対の第一の側壁および第二の側壁とを含む本体であって、前記前端および前記後端が横断方向に延在し、前記本体の中心軸が前記後端から前記前端まで延在する、本体を備え、
前記後端が、第一の中心軸を有する第一の締結具孔と、第二の中心軸を有する第二の締結具孔とを画定し、前記第一の中心軸および前記第二の中心軸が、前記本体の中心軸に沿った面に対して鋭角に、横断方向に互いに平行に延在し、
前記後端が、前記第二の側壁に隣接する部分に挿入器具受容孔を備え、
前記後端が、前記第一の側壁に隣接する部分にスロットを有するブラインド孔をさらに備え、
前記挿入器具受容孔、前記ブラインド孔および前記スロットが、挿入器具を受け入れるように構成される、
椎間インプラント。 - 前記後端が、前記横断方向に前記第一の軸および前記第二の軸に平行な第三の中心軸を有する第三の締結具孔を画定する、請求項1に記載の椎間インプラント。
- 前記第一の中心軸が上方/下方方向に対して第一の方向に延在し、前記第二の中心軸が前記上方/下方方向に対して反対の第二の方向に延在する、請求項1に記載の椎間インプラント。
- 少なくとも一つのブロッキングセットスクリュー孔が、前記後端によって前記締結具孔のうちの少なくとも一つに隣接して画定され、前記ブロッキングセットスクリュー孔が、前記横断方向に前記第一の軸および前記第二の軸に平行な第四の中心軸を有する、請求項1に記載の椎間インプラント。
- 前記ブロッキングセットスクリュー孔内に位置付けられ、非ブロッキング位置とブロッキング位置との間で可動である、ブロッキングセットスクリューをさらに備える、請求項4に記載の椎間インプラント。
- 前記挿入器具受容孔が、前記横断方向に前記第一の軸および前記第二の軸に平行な第五の中心軸を有する、請求項1に記載の椎間インプラント。
- 各締結具孔内に位置付けられた締結具をさらに備え、前記締結具の各々がシャフトを含み、前記シャフトが前記横断方向に互いに平行である、請求項1に記載の椎間インプラント。
- 挿入器具および椎間インプラントキットであって、前記キットが、
前端と、後端と、前記前端と前記後端との間に延在する、離間した一対の第一の側壁および第二の側壁とを含む、インプラント本体であって、前記前端および前記後端が横断方向に延在し、前記インプラント本体の中心軸が前記後端から前記前端まで延在する、インプラント本体を含み、前記後端が、第一の中心軸を有する第一の締結具孔と、第二の中心軸を有する第二の締結具孔とを画定し、前記第一の中心軸および前記第二の中心軸が、前記インプラント本体の中心軸に沿った面に対して鋭角に、横断方向に互いに平行に延在し、前記後端が、前記第二の側壁に隣接する部分に挿入器具受容孔を備え、前記後端が、前記第一の側壁に隣接する部分にスロットを有するブラインド孔をさらに備え、前記挿入器具受容孔、前記ブラインド孔および前記スロットが、挿入器具を受け入れるように構成される、インプラントと、
近位端から遠位端まで延在する器具本体を含み、前記遠位端が面を画定し、前記器具本体がそれぞれの第三の中心軸および第四の中心軸を有する少なくとも二つの締結具通路を画定する、挿入器具と、を備え、
前記挿入器具が、前記インプラント後端が前記面に沿って延在し、前記第三の中心軸および前記第四の中心軸がそれぞれ、前記第一の中心軸および前記第二の中心軸と整列し、かつこれらと横断方向に平行であるように、インプラントを支持するように構成される、挿入器具および椎間インプラントキット。 - 前記インプラント後端が、前記横断方向に前記第一の軸および前記第二の軸に平行な第五の中心軸を有する第三の締結具孔を画定し、前記挿入器具本体が、前記インプラントが前記挿入器具上に支持された時に、前記横断方向に前記第五の中心軸と整列し、かつこれに平行である第六の中心軸を有する第三の締結具通路を画定する、請求項8に記載のキット。
- 前記第一の中心軸が、上方/下方方向に対して第一の方向に延在し、前記第二の中心軸が、前記上方/下方方向に対して反対の第二の方向に延在する、請求項8に記載のキット。
- 前記少なくとも一つのブロッキングセットスクリュー孔が、前記インプラント後端によって前記締結具孔のうちの少なくとも一つに隣接して画定され、前記ブロッキングセットスクリュー孔が、前記横断方向に前記第一の軸および前記第二の軸に平行な第七の中心軸を有し、前記挿入器具本体が、前記インプラントが前記挿入器具上に支持された時に、前記横断方向に前記第七の中心軸と整列し、かつこれに平行である第八の中心軸を有するドライバ通路を画定する、請求項8に記載のキット。
- 前記ブロッキングセットスクリュー孔内に位置付けられ、前記ドライバ通路内に位置付けられたドライバによって非ブロッキング位置とブロッキング位置との間で可動である、ブロッキングセットスクリューをさらに備える、請求項11に記載のキット。
- 少なくとも一つの挿入器具受容孔が、前記後端によって画定され、前記横断方向に前記第一の軸および前記第二の軸に平行な第九の中心軸を有し、取り付け要素が、前記挿入器具本体の前記面から延在し、前記挿入器具受容孔内に受けられるように構成される、請求項8に記載のキット。
- 各締結具孔内に位置付けられた締結具をさらに備え、前記締結具の各々がシャフトを含み、前記シャフトが前記横断方向に互いに平行である、請求項8に記載のキット。
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US16/515,780 US11160666B2 (en) | 2014-05-15 | 2019-07-18 | Laterally insertable intervertebral spinal implant |
US16/515,780 | 2019-07-18 |
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