JP6470733B2 - 医療用インプラントのための取り外し可能な補強材 - Google Patents
医療用インプラントのための取り外し可能な補強材 Download PDFInfo
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- JP6470733B2 JP6470733B2 JP2016502047A JP2016502047A JP6470733B2 JP 6470733 B2 JP6470733 B2 JP 6470733B2 JP 2016502047 A JP2016502047 A JP 2016502047A JP 2016502047 A JP2016502047 A JP 2016502047A JP 6470733 B2 JP6470733 B2 JP 6470733B2
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- 239000007943 implant Substances 0.000 title claims description 64
- 230000002787 reinforcement Effects 0.000 title claims description 63
- 230000000399 orthopedic effect Effects 0.000 claims description 76
- 210000000988 bone and bone Anatomy 0.000 claims description 53
- 239000004696 Poly ether ether ketone Substances 0.000 claims description 26
- 229920002530 polyetherether ketone Polymers 0.000 claims description 26
- 239000011148 porous material Substances 0.000 claims description 16
- 239000000463 material Substances 0.000 claims description 13
- 239000003351 stiffener Substances 0.000 claims description 13
- 229920000642 polymer Polymers 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 210000000689 upper leg Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 description 10
- 238000001356 surgical procedure Methods 0.000 description 9
- 239000000560 biocompatible material Substances 0.000 description 3
- 201000008482 osteoarthritis Diseases 0.000 description 2
- 229920006260 polyaryletherketone Polymers 0.000 description 2
- 210000001519 tissue Anatomy 0.000 description 2
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 1
- 206010061218 Inflammation Diseases 0.000 description 1
- 206010060820 Joint injury Diseases 0.000 description 1
- 229910001362 Ta alloys Inorganic materials 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000010478 bone regeneration Effects 0.000 description 1
- 239000010952 cobalt-chrome Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000004054 inflammatory process Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
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- 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
- A61F2/2846—Support means for bone substitute or for bone graft implants, e.g. membranes or plates for covering bone defects
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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
- A61F2/38—Joints for elbows or knees
- A61F2/3859—Femoral components
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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
- A61F2/30721—Accessories
- A61F2/30734—Modular inserts, sleeves or augments, e.g. placed on proximal part of stem for fixation purposes or wedges for bridging a bone defect
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- A—HUMAN NECESSITIES
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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
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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
- A61F2/38—Joints for elbows or knees
- A61F2/389—Tibial components
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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
- A61F2/30—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
- A61F2002/30329—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements
- A61F2002/30433—Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements using additional screws, bolts, dowels, rivets or washers e.g. connecting screws
-
- 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
- A61F2/30721—Accessories
- A61F2/30734—Modular inserts, sleeves or augments, e.g. placed on proximal part of stem for fixation purposes or wedges for bridging a bone defect
- A61F2002/30736—Augments or augmentation pieces, e.g. wedges or blocks for bridging a bone defect
-
- 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
- A61F2002/3092—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth having an open-celled or open-pored structure
-
- 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
- A61F2002/4619—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 for extraction
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Transplantation (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Cardiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
- Prostheses (AREA)
Description
以上説明したように、本発明は以下の形態を有する。
[形態1]
医療用インプラントに取り外し可能に取り付けられる多孔質材料を含む整形外科補強材であって、前記多孔質材料が、既存の骨の材料と整合する骨の内部成長面、および前記医療用インプラントと整合する別の面を有する、整形外科補強材。
[形態2]
前記多孔質材料が少なくとも1つの締結具で前記医療用インプラントに取り外し可能に取り付けられる、形態1に記載の整形外科補強材。
[形態3]
前記締結具がポリエーテルエーテルケトン(PEEK)から形成される、形態2に記載の整形外科補強材。
[形態4]
前記少なくとも1つの締結具が、前記医療用インプラントの開口にねじ込まれるように構成される、形態2に記載の整形外科補強材。
[形態5]
前記多孔質材料が、高分子足場、同種骨、自家骨、切削可能な金属足場のうちの1つである、形態1に記載の整形外科補強材。
[形態6]
前記高分子足場がポリエーテルエーテルケトン(PEEK)から形成される、形態2に記載の整形外科補強材。
[形態7]
本体と、
前記本体に取り外し可能に取り付けられる多孔質補強材であって、骨の材料と整合する骨の内部成長面、および前記本体と結合する別の面を有する、多孔質補強材とを含む整形外科インプラント。
[形態8]
前記多孔質材料が少なくとも1つの締結具で前記本体に取り外し可能に取り付けられる、形態7に記載の整形外科インプラント。
[形態9]
前記少なくとも1つの締結具がポリエーテルエーテルケトン(PEEK)から形成される、形態8に記載の整形外科インプラント。
[形態10]
前記多孔質補強材が、高分子足場、同種骨、自家骨、切削可能な金属足場のうちの1つから形成される、形態7に記載の整形外科インプラント。
[形態11]
前記高分子足場がポリエーテルエーテルケトン(PEEK)から形成される、形態10に記載の整形外科インプラント。
[形態12]
前記本体が、前記多孔質補強材の前記他の面が結合する材料の多孔質層を含む、形態7に記載の整形外科インプラント。
[形態13]
前記本体が、脛骨トレイ補強材および大腿骨補強材のうちの1つである、形態7に記載の整形外科インプラント。
[形態14]
前記本体が大腿骨補強材であり、前記多孔質補強材が柱を用いて前記大腿骨補強材に取り外し可能に取り付けられる、形態13に記載の整形外科インプラント。
[形態15]
整形外科インプラントを用いる方法であって、
整形外科インプラント本体を提供するステップと、
骨の内部成長面を有する多孔質補強材を提供するステップと、
前記整形外科インプラント本体を前記多孔質補強材の別の面に取り外し可能に取り付けて整形外科インプラントを形成するステップと、
患者の身体から骨の一部分を取り出すステップと、
前記取り出すステップに続いて、前記整形外科インプラントを患者の身体内に埋め込むステップと、
前記多孔質補強材の骨との整合面が、前記部分が取り出された前記骨の切削面と整合するように、かつ骨の内部成長を促すように前記多孔質補強材を配置するステップとを含む方法。
[形態16]
前記多孔質補強材の前記他の面を前記整形外科インプラント本体に取り外し可能に取り付ける前記ステップが、少なくとも1つの締結具を用いる、形態15に記載の整形外科インプラントを用いる方法。
[形態17]
前記少なくとも1つの締結具がポリエーテルエーテルケトン(PEEK)から形成される、形態16に記載の整形外科インプラントを用いる方法。
[形態18]
前記多孔質補強材が、高分子足場、同種骨、自家骨、切削可能な金属足場のうちの1つである、形態15に記載の整形外科インプラントを用いる方法。
[形態19]
前記多孔質補強材がポリエーテルエーテルケトン(PEEK)から形成される、形態15に記載の整形外科インプラントを用いる方法。
[形態20]
再置換手術において、前記整形外科補強材および内部成長の骨材料の所定の部分を切削するステップをさらに含む、形態15に記載の整形外科インプラントを用いる方法。
Claims (13)
- 医療用インプラントに取り外し可能に取り付けられる多孔質材料を含む整形外科補強材であって、前記医療用インプラントは柱を含み、前記多孔質材料が、既存の骨の材料と整合する骨の内部成長面、および前記医療用インプラントと整合する別の面を有し、前記多孔質材料が少なくとも1つの締結具で前記医療用インプラントに取り外し可能に取り付けられ、前記少なくとも1つの締結具は前記柱である、整形外科補強材。
- 前記柱は、前記多孔質材料の前記骨の内部成長面を越えて延在する、請求項1に記載の整形外科補強材。
- 前記少なくとも1つの締結具がポリエーテルエーテルケトン(PEEK)から形成される、請求項1に記載の整形外科補強材。
- 前記多孔質材料が、高分子足場、同種骨、自家骨、切削可能な金属足場のうちの1つである、請求項1に記載の整形外科補強材。
- 前記高分子足場がポリエーテルエーテルケトン(PEEK)から形成される、請求項4に記載の整形外科補強材。
- 柱を含む本体と、
前記本体に取り外し可能に取り付けられる多孔質補強材であって、骨の材料と整合する骨の内部成長面、および前記本体と結合する別の面を有し、前記多孔質補強材が少なくとも1つの締結具で前記本体に取り外し可能に取り付けられ、前記少なくとも1つの締結具は前記柱である、多孔質補強材とを含む整形外科インプラント。 - 前記柱は、前記多孔質補強材の前記骨の内部成長面を越えて延在する、請求項6に記載の整形外科インプラント。
- 前記少なくとも1つの締結具がポリエーテルエーテルケトン(PEEK)から形成される、請求項6に記載の整形外科インプラント。
- 前記多孔質補強材が、高分子足場、同種骨、自家骨、切削可能な金属足場のうちの1つから形成される、請求項6に記載の整形外科インプラント。
- 前記高分子足場がポリエーテルエーテルケトン(PEEK)から形成される、請求項9に記載の整形外科インプラント。
- 前記本体が、前記多孔質補強材の前記他の面が結合する材料の多孔質層を含む、請求項6に記載の整形外科インプラント。
- 前記本体が、脛骨トレイ補強材および大腿骨補強材のうちの1つである、請求項6に記載の整形外科インプラント。
- 前記本体が大腿骨補強材であり、前記多孔質補強材が柱を用いて前記大腿骨補強材に取り外し可能に取り付けられる、請求項12に記載の整形外科インプラント。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361787598P | 2013-03-15 | 2013-03-15 | |
US61/787,598 | 2013-03-15 | ||
US14/204,862 US9408699B2 (en) | 2013-03-15 | 2014-03-11 | Removable augment for medical implant |
US14/204,862 | 2014-03-11 | ||
PCT/US2014/026090 WO2014151602A1 (en) | 2013-03-15 | 2014-03-13 | Removable augment for medical implant |
Publications (2)
Publication Number | Publication Date |
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JP2016512119A JP2016512119A (ja) | 2016-04-25 |
JP6470733B2 true JP6470733B2 (ja) | 2019-02-13 |
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Application Number | Title | Priority Date | Filing Date |
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JP2016502047A Active JP6470733B2 (ja) | 2013-03-15 | 2014-03-13 | 医療用インプラントのための取り外し可能な補強材 |
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JP (1) | JP6470733B2 (ja) |
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2014
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US9707080B2 (en) | 2017-07-18 |
ES2720485T3 (es) | 2019-07-22 |
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WO2014151602A1 (en) | 2014-09-25 |
US9408699B2 (en) | 2016-08-09 |
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EP2967876B1 (en) | 2019-01-30 |
EP2967876A1 (en) | 2016-01-20 |
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