JP2018527108A - インプラントおよびインプラントを挿入するためのガイド - Google Patents
インプラントおよびインプラントを挿入するためのガイド Download PDFInfo
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- JP2018527108A JP2018527108A JP2018513808A JP2018513808A JP2018527108A JP 2018527108 A JP2018527108 A JP 2018527108A JP 2018513808 A JP2018513808 A JP 2018513808A JP 2018513808 A JP2018513808 A JP 2018513808A JP 2018527108 A JP2018527108 A JP 2018527108A
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- 239000007943 implant Substances 0.000 title claims abstract description 165
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000001356 surgical procedure Methods 0.000 claims abstract description 8
- 238000012966 insertion method Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 9
- 125000006850 spacer group Chemical group 0.000 claims description 9
- 230000008468 bone growth Effects 0.000 claims description 5
- 230000003387 muscular Effects 0.000 claims description 4
- 210000001519 tissue Anatomy 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 abstract description 12
- 238000011084 recovery Methods 0.000 abstract description 7
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 210000000988 bone and bone Anatomy 0.000 description 3
- 206010049816 Muscle tightness Diseases 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- 239000012620 biological material Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007373 indentation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
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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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- 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
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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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- 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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- 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
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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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- 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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- 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
- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
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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
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- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
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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
- 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
- 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
- A61F2002/30904—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth applied in original prostheses, e.g. holes or grooves serrated profile, i.e. saw-toothed
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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
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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
- A61F2002/4622—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 having the shape of a forceps or a clamp
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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
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- 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
- A61F2002/4627—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 with linear motion along or rotating motion about the instrument axis or the implantation direction, e.g. telescopic, along a guiding rod, screwing inside the instrument
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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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Abstract
Description
Claims (20)
- 脊椎手術に使用され、隣接する椎骨の間に挿入されるインプラントであって、
上面及び下面、1対の側壁、並びに近位端及び反対側の遠位端を有するインプラント本体と
前記インプラント本体の上面及び下面の二辺に沿って長さ方向に延びる溝とを備える
インプラント。 - 前記溝は、筒状の窪みにより形成されている
請求項1に記載にインプラント。 - 前記溝は、対となった溝である
請求項2に記載のインプラント。 - 前記溝は二対の溝であり、
該二対の溝の内の一対の溝は、前記インプラント本体の上面に設けられており、
他の一対の溝は、前記インプラント本体の下面に設けられている
請求項3に記載のインプラント。 - 前記一対の溝は夫々、前記インプラント本体の上面及び下面夫々における両側部に設けられている
請求項4に記載のインプラント。 - 外科進入路を通じて手術部位へインプラントを導入するガイドであって、
間隔を設けて配置される近位端にて相互に組み合わせられており、外科進入路を生成する一組のガイド部材と、
該ガイドの近位端に設けられた係合機構と
を備え、
前記一組のガイド部材は夫々、細長部材であって、外面及び内面を有し、該内面には、ガイド部材夫々の両側面に沿って長さ方向に延びる一組のリブが設けられており、
前記係合機構は、前記ガイド部材の近位端を一体に固定するようにしてあり、一組の係合部材を備え、該係合部材は夫々、該一組の係合部材が係合した場合に貫通孔を形成するように半分の同心ボアを備えるガイド。 - 前記一組の係合部材の内の一方の係合部材は、第1の貫通孔部分を規定する第1の筒体部分であり、
他方の係合部材は、第2の貫通孔部分を規定する第2の筒体部分である
請求項6に記載のガイド。 - 前記一組の係合部材の夫々は更に、各々の第1及び第2の筒体部分の内側の凹部から延びるスペーサを備え、
該スペーサは夫々、ガイド部材の近位端同士が相互に間隔を設けて維持されるように、遠位端が互いに近接することができるように、前記第1及び第2の筒体部分の対向面に対して当接するようにしてある
請求項7に記載のガイド。 - 低侵襲性脊椎手術を実行するために、外科進入路を生成する器具を用いたシステムであって、
上面及び下面を有し、該上面に溝が設けられ、前記下面にも溝が設けられたインプラント本体を有するインプラントと、
一組のガイド部材を有するガイドとを備え、
該一組のガイド部材は夫々、外科進入路を規定する内面を夫々有する細長部材を含み、
前記一組のガイド部材は夫々、前記細長部材に沿って長さ方向に延び、前記インプラント本体の上面及び下面に設けられた溝に対し係合摺動するようにしてあるリブを有しているシステム。 - 前記上面に設けられた溝は、相互に離れて平行に設けられた一対の溝であり、
前記一組のガイド部材の内の一方のガイド部材は、前記インプラント本体の上面に設けられた前記一対の溝に係合摺動するようにしてある一組のリブを有している
請求項9に記載のシステム。 - 前記インプラント本体の下面に設けられ、相互に離れて平行に設けられた一対の溝を更に備え、
前記一組のガイド部材の内の他方のガイド部材は、前記インプラント本体の下面に設けられた前記一対の溝に係合摺動するようにしてある一組のリブを有している
請求項10に記載のシステム。 - 前記ガイドは、該ガイドの近位端に設けられた係合機構を備え、
該係合機構は、一組の係合部材を備えて前記ガイド部材の近位端を一体に固定するようにしてあり、
前記一組の係合部材は夫々、該一組の係合部材が係合した場合に貫通孔を形成するように半分の同心ボアを備える
請求項9に記載のシステム。 - 前記一組の係合部材は、第1貫通孔部分を有する筒体の略半分を既定する第1の筒体部分と、
第2貫通孔部分を有する前記筒体の残りの略半分を既定する第2の筒体部分とを備える
請求項12に記載のシステム。 - 前記一組の係合部材は更に夫々、第1及び第2の筒体部分の内側の凹部から延びるスペーサを備え、
該スペーサは夫々、ガイド部材の近位端同士が相互に間隔を設けて維持されるように、遠位端が互いに近接することができるように、前記第1及び第2の筒体部分の対向面に対して当接するようにしてある
請求項13に記載のシステム。 - 前記リブは夫々、溝夫々の深さよりも長い寸法であり、前記インプラント本体の外面を前記一組のガイド部材の内面から離して位置決めする
請求項9に記載のシステム。 - 器具により生成された外科進入路を通じて手術部位へインプラントを挿入する挿入方法であって、
前記器具により生成された外科進入路へ、該外科進入路を規定する内面を夫々有する細長部材を各々有し、近位端が一体に結合されており、遠位端は自由端としてある一組のガイド部材を備えるガイドを挿入し、
該ガイド部材の間の外科進入路内にインプラントを配置し、
筋肉組織が開放されてガイド部材の遠位端を一体に押し包み、前記外科進入路が狭まるように前記外科進入路から前記器具を除去し、
前記外科進入路内で手術部位へ前記インプラントを押し込む
処理を含む挿入方法。 - 前記一組のガイド部材は夫々更に、前記細長部材夫々に沿って長さ方向に延びるリブを備える
請求項16に記載の挿入方法。 - 前記インプラントは、インプラント本体の上面及び下面に対応する二辺に沿って長さ方向に延びる複数の溝を有しており、
前記ガイド部材の前記リブを、前記インプラント本体の上面及び下面に形成されている複数の溝に対し、各々係合摺動するように配置する処理を更に含む
請求項17に記載の挿入方法。 - 前記一組のガイド部材により形成される貫通孔に挿入体を挿入し、前記外科進入路及び前記ガイド部材内にインプラントを押し込む処理を更に含む
請求項18に記載の挿入方法。 - 生体骨の成長材料を前記インプラントに導入する処理を更に含む
請求項19に記載の挿入方法。
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US11759324B2 (en) * | 2021-08-31 | 2023-09-19 | Haroon Fiaz Choudhri | Intervertebral implants having positioning grooves and kits and methods of use thereof |
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US11013613B2 (en) | 2021-05-25 |
US20170079805A1 (en) | 2017-03-23 |
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JP7116224B2 (ja) | 2022-08-09 |
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