JP2012525939A - 拡張型骨インプラント - Google Patents
拡張型骨インプラント Download PDFInfo
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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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/14—Surgical saws ; Accessories therefor
- A61B17/149—Chain, wire or band saws
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1642—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for producing a curved bore
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1662—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body
- A61B17/1671—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans for particular parts of the body for the spine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61B17/70—Spinal positioners or stabilisers ; Bone stabilisers comprising fluid filler in an implant
- A61B17/7097—Stabilisers comprising fluid filler in an implant, e.g. balloon; devices for inserting or filling such implants
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61B17/88—Osteosynthesis instruments; Methods or means for implanting or extracting internal or external fixation devices
- A61B17/885—Tools for expanding or compacting bones or discs or cavities therein
- A61B17/8852—Tools for expanding or compacting bones or discs or cavities therein capable of being assembled or enlarged, or changing shape, inside the bone or disc
- A61B17/8858—Tools for expanding or compacting bones or discs or cavities therein capable of being assembled or enlarged, or changing shape, inside the bone or disc laterally or radially expansible
-
- 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
-
- 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 or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
-
- 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 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
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
- A61B17/1604—Chisels; Rongeurs; Punches; Stamps
-
- 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
- A61F2002/2835—Bone graft implants for filling a bony defect or an endoprosthesis cavity, e.g. by synthetic material or biological material
-
- 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
- A61F2002/30316—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
- A61F2002/30593—Special structural features of bone or joint prostheses not otherwise provided for hollow
-
- 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
- A61F2/3094—Designing or manufacturing processes
- A61F2/30942—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques
- A61F2002/30953—Designing or manufacturing processes for designing or making customized prostheses, e.g. using templates, CT or NMR scans, finite-element analysis or CAD-CAM techniques using a remote computer network, e.g. Internet
-
- 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 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
- A61F2002/4625—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 with relative movement between parts of the instrument during use
-
- 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 or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor
- A61F2002/4635—Special tools or methods for implanting or extracting artificial joints, accessories, bone grafts or substitutes, or particular adaptations therefor using minimally invasive surgery
Abstract
【選択図】 図1A
Description
σi=F/Ai=120N/0.4mm2=300[N/mm2]
σo=F/Ao=120N/0.2mm2=600[N/mm2]
Δli=σi・li/E=300MPa・8mm/203'400MPa=0.011mm
Δlo=σo・lo/E=600MPa・10mm/203'400MPa=0.030mm
Claims (23)
- 骨折した対象の骨の高さを復元するように構成された拡張型インプラントであって、
少なくとも1つの環状横列を形成するように連結された複数のリンクを備えた本体であって、上記リンクは、対応する第1端部及び第2端部により連結された対向する第1側部及び第2側部を形成し、上記第1側部及び第2側部は、第1距離から第2距離に距離が増大するようにこの第1側部と第2側部との間の距離を規定し、上記第2距離は、上記リンクが挿入形態から拡張形態に上記本体を拡張させる拡張力を受けたとき、上記第1距離よりも長くなる、上記本体を有し、
上記複数のリンクのうち少なくとも第1リンクは、上記拡張力により第1リンクが第2リンクよりも大きく拡張するように、これらの複数のリンクのうち少なくとも第2リンクとは異なる大きさとなっている、拡張型インプラント。 - 上記リンクは、直接的に相互に連結されている請求項1に記載の拡張型インプラント。
- 上記リンクは、間接的に相互に連結されている請求項1に記載の拡張型インプラント。
- 上記複数のリンクは、縦列方向に沿って隔置された複数の横列を形成する請求項1に記載の拡張型インプラント。
- 上記本体は、この本体が挿入形態であるとき、ほぼ円筒形である請求項1に記載の拡張型インプラント。
- 上記本体は、この本体が拡張形態であるとき、非対称形状である請求項1に記載の拡張型インプラント。
- 上記本体は、この本体が拡張形態であるとき、湾曲している請求項6に記載の拡張型インプラント。
- 上記第1リンクの側部は、上記第2リンクの側部よりも長い請求項6に記載の拡張型インプラント。
- 上記第1側部及び上記第2側部は、ほぼ直線である請求項1に記載の拡張型インプラント。
- 上記第1側部及び上記第2側部は、相互にほぼ平行である請求項1に記載の拡張型インプラント。
- 上記端部は、上記側部の間で湾曲している請求項1に記載の拡張型インプラント。
- 上記距離は、周方向距離である請求項1に記載の拡張型インプラント。
- 上記本体は、このインプラント本体に対して拡張力を加えるために充填材を収容するように形成された拡張装置を介して、相互に連結されるように構成された複数の別々の個別リンクを有する請求項1に記載の拡張型インプラント。
- このインプラントは背骨用インプラントである請求項1に記載の拡張型インプラント。
- 対象の骨にインプラントを挿入するように構成された拡張型インプラント組立体であって、
内部空洞を形成するインプラント本体であって、このインプラント本体は、相互に連結された複数のリンクを備え、上記リンクのうち少なくとも第1リンクは、上記リンクのうち少なくとも第2リンクとは異なる拡張特性を有する上記インプラント本体と、
内部空洞内に配置される大きさの拡張型ブラッダーであって、このブラッダーは、拡張材料がこのブラッダーに対して拡張力を加え、それにより、上記第1リンクを上記第2リンクよりも大きく拡張させるように上記インプラント本体に対して拡張力を加えるように、拡張材料を収容するように構成された内腔を形成する上記ブラッダーと、を有する拡張型インプラント組立体。 - 上記ブラッダーは、各ジョイントの周囲で相互にヒンジ接続された複数の分割部と、この複数の分割部上に隔置された複数のリンクを備えた上記インプラント本体と、を備える請求項15に記載の拡張型インプラント組立体。
- 上記第1リンクは、上記第2リンクよりも長い請求項15に記載の拡張型インプラント組立体。
- 上記対象の骨は椎体である請求項15に記載の拡張型インプラント組立体。
- 対象の骨の骨折部位にインプラントを挿入するように構成されたインプラントシステムであって、
内部空洞を形成する拡張型インプラント本体であって、このインプラント本体は、相互に連結された複数のリンクを備え、上記リンクのうち少なくとも第1リンクは、拡張力が拡張材料から上記インプラント本体に加えられるとき、第1リンクが第2リンクよりも大きく拡張するように、上記リンクのうち少なくとも第2リンクとは異なる拡張特性を有する上記インプラント本体と、
対象の骨を切断するように構成された切断刃を備えた開口装置であって、この開口装置は、近位端及び反対側の遠位端を備えたカニューレを形成し、この遠位端は骨折部位に近接配置され、上記カニューレは、上記インプラント本体を骨折位置に誘導するようにこのインプラント本体を収容するように構成されたガイドパスを形成する上記開口装置と、を有するインプラントシステム。 - 更に、内部空洞内に配置される大きさの拡張型ブラッダーであって、拡張材料がこのブラッダーに対して拡張力を加え、それにより、上記第1リンクを上記第2リンクよりも大きく拡張させるように上記インプラント本体に対して拡張力を加えるように、拡張材料を収容するように構成された内腔を形成する上記ブラッダーを有する請求項19に記載のインプラントシステム。
- 更に、骨の残余部分から骨片を分離するように上記対象の骨の切骨術を行うように構成された切断装置を有する請求項20に記載のインプラントシステム。
- 上記切断装置は、複数の歯と、この歯がカバーされる第1位置及び歯が保護スリーブを貫通して延びる第2位置を前提として構成された保護スリーブと、を備える請求項21に記載のインプラントシステム。
- 上記切断装置は、上記カニューレに収容される大きさのガイドワイヤを備える請求項21に記載のインプラントシステム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US17651709P | 2009-05-08 | 2009-05-08 | |
US61/176,517 | 2009-05-08 | ||
PCT/US2010/033995 WO2010129846A1 (en) | 2009-05-08 | 2010-05-07 | Expandable bone implant |
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Publication Number | Publication Date |
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JP2012525939A true JP2012525939A (ja) | 2012-10-25 |
JP2012525939A5 JP2012525939A5 (ja) | 2013-06-20 |
JP5619875B2 JP5619875B2 (ja) | 2014-11-05 |
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JP2012510001A Active JP5619875B2 (ja) | 2009-05-08 | 2010-05-07 | 拡張型骨インプラント |
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US (4) | US9216023B2 (ja) |
EP (1) | EP2427132B1 (ja) |
JP (1) | JP5619875B2 (ja) |
CA (1) | CA2760749A1 (ja) |
WO (1) | WO2010129846A1 (ja) |
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CA2781407A1 (en) | 2008-01-14 | 2009-07-23 | Michael P. Brenzel | Apparatus and methods for fracture repair |
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CN103826573B (zh) | 2011-07-05 | 2017-07-11 | 扩张整形外科公司 | 骨结构器具 |
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WO2010129846A1 (en) | 2010-11-11 |
US9216023B2 (en) | 2015-12-22 |
EP2427132A1 (en) | 2012-03-14 |
US20160262904A1 (en) | 2016-09-15 |
CA2760749A1 (en) | 2010-11-11 |
US20100286782A1 (en) | 2010-11-11 |
US20180168816A1 (en) | 2018-06-21 |
JP5619875B2 (ja) | 2014-11-05 |
EP2427132B1 (en) | 2015-04-08 |
US10646349B2 (en) | 2020-05-12 |
US9925055B2 (en) | 2018-03-27 |
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