JPH09511918A - 脊椎後部固定のための装置と方法 - Google Patents
脊椎後部固定のための装置と方法Info
- Publication number
- JPH09511918A JPH09511918A JP7516852A JP51685295A JPH09511918A JP H09511918 A JPH09511918 A JP H09511918A JP 7516852 A JP7516852 A JP 7516852A JP 51685295 A JP51685295 A JP 51685295A JP H09511918 A JPH09511918 A JP H09511918A
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- screw
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- vertebrae
- holes
- posterior
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Classifications
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- 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
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- A61B17/8052—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates immobilised relative to screws by interlocking form of the heads and plate holes, e.g. conical or threaded
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- A61B17/17—Guides or aligning means for drills, mills, pins or wires
- A61B17/1739—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body
- A61B17/1757—Guides or aligning means for drills, mills, pins or wires specially adapted for particular parts of the body for the spine
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- 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
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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
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- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
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- A61B17/68—Internal fixation devices, including fasteners and spinal fixators, even if a part thereof projects from the skin
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- A61B17/8071—Cortical plates, i.e. bone plates; Instruments for holding or positioning cortical plates, or for compressing bones attached to cortical plates specially adapted for particular bones for the jaw
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- Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Veterinary Medicine (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Neurology (AREA)
- Neurosurgery (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Surgical Instruments (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.(a)後部表面と前部表面を有するプレートと、 (b)前記プレートを頭蓋の後頭部に結合する結合手段と、 (c)脊椎の少なくとも2つの椎骨の後部表面に固定的に取り付けられた縦 方向脊椎安定化装置に前記プレートを載置するための載置手段とを備え、後頭部 脊椎後部の固定に使用するための固定装置。 2.前記プレートがさらに、前記プレートを通って互いに左右対称に置かれた少 なくとも2つの傾斜した第一の孔を備え、前記結合手段が前記後頭部に対する前 記プレートの傾斜した単一皮層の係合のために前記第一の各孔に埋め込まれた第 一のねじである請求項1記載の固定装置。 3.前記プレートの前記前部表面が、凹状である請求項2記載の装置。 4.前記プレートが、可鍛性の材料でできている請求項2記載の装置。 5.前記部材の前記後部表面がさらに、前記後部表面の上にあり前記傾斜した孔 から延びる高くした(raised)リップを有し、前記ねじの各々がヘッドと、前記 ヘッドと一体となったねじ山 をつけた縦方向円柱状貫通部材を備える締結ねじであり、前記ヘッドが (a)前記ヘッドの周囲を規定する外部表面と、 (b)前記高くしたリップの中でのかしめ係合のため、前記外部表面の上に置 かれた少なくとも1つのくぼみと、 (c)前記外部表面と一体となった頂上部分とを備え、前記頂上部分は、前記 縦方向脊椎固定部材および前記少なくとも2つの椎骨の中へ前記締結ねじを係合 させるための道具を挿入するソケットを有する請求項2記載の装置。 6.前記載置手段が、前記後部表面と一体となった隆起した載置台を備え、前記 載置台が、前記縦方向安定化装置を前記載置台に結合するための第二の結合手段 によって前記縦方向脊椎安定化装置と係合させるための少なくとも1つの第二の 孔を有する請求項2記載の固定装置。 7.前記載置台が、前記縦方向安定化装置を前記載置台に結合するための第二の 結合手段によって前記縦方向脊椎安定化装置と係合させるための少なくとも1つ の第二の孔の少なくとも2つの組を有する請求項2記載の固定装置。 8.前記第二の結合手段が、前記載置台を前記縦方向脊椎安定化装置に留めるた め、前記少なくとも1つの第二の孔の各々を貫通して係合する第二のねじを備え る請求項6記載の固定装置。 9.前記載置台が、それを通る2つの第二の孔の少なくとも1つの組を備え、か つ前記結合手段が、前記縦方向脊椎安定化装置を前記載置台に留めるため、前記 第二の孔の少なくとも1つの組の各々を貫いて通した少なくとも1つのワイヤを 備える請求項6記載の固定装置。 10.前記縦方向脊椎安定化装置がロッドである請求項9記載の固定装置。 11.(a)少なくとも1つのプレートを後頭部の最適な場所に結合する工程を 備え、前記プレートが後方表面と、前方表面と、前記プレートを前記後頭部に結 合する結合手段とを有し、 (b)上端と下端を有する少なくとも1つの縦方向脊椎安定化装置を、脊 椎の最下端の椎骨を含む少なくとも2つの椎骨群の後方側に取り付ける工程と、 (c)前記縦方向脊椎安定化装置の各々の前記上端を、前記少なくとも1 つのプレートに載置する工程とを備え、後頭部−脊椎の後部内部の固定のための 方法。 12.前記プレートがさらに、互いに左右対称に前記プレートを通って置かれた 少なくとも2つの傾斜した第一の孔を備え、さらに前記第一の孔の各々の中で係 合する第一のねじを有し、前記第一のねじの各々が、単一皮層係合のためある角 度で前記 後頭部の後部皮層を貫通する請求項11記載の方法。 13.前記第一のねじが互いに集中する角度で係合している請求項12記載の方 法。 14.前記後頭部に対する前記プレートの前記最適な位置が、前記後頭部のうな じ上位線である請求項12記載の方法。 15.前記取付工程が前記後頭部の前記うなじ上位線に沿って互いに左右対称に 2つのプレートを取り付けることからなり、前記載置工程が前記縦方向脊椎安定 化装置の各々の前記上端を前記プレートの各々に結合することからなる請求項1 4記載の方法。 16.前記載置手段が、前記プレートの前記後部表面と一体でありかつすくなく とも1つの第二の孔を有する隆起した載置台を備え、前記縦方向脊椎安定化装置 を前記プレートに載置する工程が、さらに、まず前記縦方向脊椎安定化装置を貫 いて置かれた少なくとも1つの孔の各々を通り、次に前記載置台の前記少なくと も1つの第二の孔の各々を通って第二のねじを挿入することからなる請求項12 記載の方法。 17.前記縦方向脊椎安定化装置が、前記脊椎の少なくとも2つの隣接した頸部 椎骨群に取り付けられる請求項11記載の方 法。 18.前記縦方向脊椎安定化装置が、前記脊椎の少なくとも2つの隣接した胸部 椎骨群に取り付けられる請求項11記載の方法。 19.前記縦方向脊椎安定化装置を前記椎骨群に取り付ける前記工程がさらに、 (a)前記縦方向脊椎安定化装置を貫通して含まれる1つ以上の少なくと も1つの下方向に傾斜した孔の各々を通って第一のねじを挿入し、次に第一椎骨 の外部塊の皮層後部と、前記第一椎骨の内部関節表面と、前記第一の椎骨の下方 に隣接する第二の椎骨の上方関節表面とを、前記第一のねじで貫通することと、 (b)前記縦方向脊椎安定化装置の下端を貫通して含まれる1つ以上の上 方向に傾斜した孔の各々を通って第二のねじを挿入し、次に前記最下端の椎骨の 外部塊の皮層後部を前記第二のねじで貫通することとからなる請求項11記載の 方法。 20.前記椎骨群が、前記脊椎の頸部椎骨である請求項19記載の方法。 21.前記載置手段が、前記プレートの前記後方表面と一体でかつ2つの第二の 孔の少なくとも1つの組を有する隆起した載 置台であり、少なくとも1つの組の各々がそれを通る少なくとも1つのワイヤを 有し、かつ前記結合が前記縦方向安定化装置の上端に少なくとも1つのワイヤを 取り付けることからなる請求項12記載の方法。 22.(a)脊椎の第一椎骨の外部塊の皮層後部と、脊椎の前記第一椎骨の下部 関節表面を貫通して、下向きの角度で少なくとも1つの第一の孔の各々を穿孔す ることと、 (b)前記第一椎骨の下に隣接する第二の椎骨の上部関節表面を貫通して 、下向きの角度で少なくとも1つの第二の孔の各々を穿孔することと、 (c)前記最下端の椎骨の外部塊の皮層後部を貫通して、上向きの角度で 少なくとも1つの第三の孔の各々を穿孔することと、 (d)脊椎の前記第一及び第二の椎骨群を安定化するために、前記少なく とも1つの第一の孔の各々および前記第二の孔を貫通して第一のねじを挿入する こととからなる脊椎後方内部の固定のための方法。 23.前記下向きの角度および前記上向きの角度が、約35度から約60度まで である請求項22記載の方法。 24.前記第一及び第二の椎骨群が、前記脊椎の椎骨群C−2、C−3、C−4 、C−5、C−6、およびC−7からなる群か ら選ばれる一連の少なくとも2つの隣接した椎骨群をなす頸椎椎骨群である請求 項22記載の方法。 25.前記下向きの角度および前記上向きの角度が、約35度から約60度まで である請求項24記載の方法。 26.前記穿孔工程が、2つの第一の孔、2つの第二の孔、および2つの第三の 孔を穿孔することからなり、前記方法が、さらに (e)少なくとも前記第一及び第二の椎骨群の後部表面に沿って、前記2 つの第一の孔の間に、縦方向脊椎安定化装置を置くことと、 (f)前記縦方向脊椎安定化装置を前記椎骨群に留めるために、前記2つ の第一の孔の各々および前記2つの第二の孔の各々を貫通して第一のねじを挿入 することと、 (g)前記2つの第一の孔の各々および前記2つの第二の孔の各々を貫通 して第一のねじを、そして前記第三の孔の各々を貫通して第二のねじを挿入する こととからなる22記載の方法。 27.(A)(a)上端と、(b)下端と、(c)前部表面と、(d)後部表面 と、(e)それを貫通して含まれる、少なくとも1つの下向きに傾斜した孔と、 (f)それを貫通して含まれ、かつ前記部材の下端に位置する、少なくとも1つ の上向きに傾 斜した孔とを備える縦方向脊椎安定化部材と、 (B)1つが最下端の椎骨である前記脊椎の2つの椎骨群に係合させるた め、1つ以上の前記下向きに傾斜した孔の各々の中へ係合する第一のねじと、 (C)最下端の椎骨に係合させるため、1つ以上の前記上向きに傾斜した 孔の各々の中へ係合する第二のねじとからなる脊椎用の脊椎後部安定化装置。 28.前記上向きに傾斜した孔と前記下向きに傾斜した孔が、約30度の角度か ら約60度の角度で置かれている請求項27記載の装置。 29.前記上向きに傾斜した孔と前記下向きに傾斜した孔が、約40度の角度か ら約50度の角度で置かれている請求項27記載の装置。 30.前記部材の前記後部表面がさらに、前記後部表面の上方にありかつ前記傾 斜した孔から延びる高くしたリップを有し、各々の前記ねじが、ヘッドと、前記 ヘッドと一体となったねじ山をつけた縦方向円柱状貫通部材を備える締結ねじで あり、前記ヘッドが (a)前記ヘッドの周囲を規定する外部表面と、 (b)前記高くしたリップの中でのかしめ係合のため、前記外部表面の上 に置かれた少なくとも1つのくぼみと、 (c)前記外部表面と一体となった頂上部分とを備え、前記頂上部分は、 前記縦方向脊椎固定部材および前記椎骨群の中へ前記締結ねじを係合させるため の道具を挿入するソケットを有する請求項27記載の装置。 31.前記縦方向脊椎安定化部材の前記上端がさらに、それを貫通して含まれる 少なくとも1つの中間の(neutral)孔と、前記部材を後頭部に載置するための 載置手段を備える請求項27記載の装置。 32.前記載置手段が、前記縦方向脊椎安定化部材の前記上端を前記後頭部に載 置するため、1つ以上の前記すくなくとも1つの中間の孔の各々の中で係合する 第三のねじである請求項31記載の装置。 33.前記載置手段がさらに、前記後頭部に載置されたプレートを有し、前記縦 方向脊椎安定化部材の前記上端が、1つ以上の前記すくなくとも1つの中間の孔 の各々の中で係合する前記第三のねじによって前記プレートに取り付けられる請 求項32記載の装置。 34.(a)前記縦方向脊椎安定化部材を貫通して含まれる1つ以上の少なくと も1つの下方向に傾斜した孔の各々を通って第一のねじを挿入し、次に第一椎骨 の外部塊の皮層後部と、前 記第一椎骨の内部関節表面と、前記第一の椎骨の下方に隣接する第二の椎骨の上 方関節表面とを、前記第一のねじで貫通することと、 (b)前記縦方向脊椎安定化部材の下端を貫通して含まれる1つ以上の少 なくとも1つの上方向に傾斜した孔の各々を通って第二のねじを挿入し、次に前 記最下端の椎骨の外部塊の皮層後部を貫通することとにより、縦方向脊椎安定化 部材を少なくとも2つのねじで最下端の椎骨を含む前記脊椎の少なくとも2つの 椎骨群に載置することからなる脊椎の後部内部脊椎の安定化のための方法。 35.前記椎骨群が、前記脊椎の椎骨群C−2、C−3、C−4、C−5、C− 6、およびC−7からなる群から選ばれる一連の少なくとも2つの隣接した椎骨 群をなす頸椎椎骨群である請求項34記載の方法。 36.前記椎骨群が前記脊椎の胸部椎骨群である請求項34記載の方法。 37.ヘッドと、前記ヘッドと一体となった縦方向円柱状貫通部材を備え、前記 ヘッドはさらに(a)前記ヘッドの周囲を規定する外部表面と、(b)整形外科 的装置の中でかしめ係合させるため、前記外部表面の上に置かれた少なくとも1 つのくぼみと、(c)前記外部表面と一体となった頂上部分とを備え、 前記頂上部分はソケットを有して前記ねじを前記整形外科的装置の中に係合させ るための道具を挿入する整形外科的装置において用いられるねじ。 38.(a)頭蓋の後部表面上の骨折線の上方にプレートを整合させることを備 え、前記プレートは前記プレートの中を通ってもう1つと左右対称に置かれた少 なくとも2つの傾斜した孔を備え、前記骨折線は前記少なくとも2つの傾斜した 孔の間に置かれており、さらに(b)少なくとも2つの傾斜した孔の各々を通っ てねじを挿入し、単一皮層係合のため前記ねじで前記頭蓋の皮層後部を貫通する ことからなる単一皮層頭蓋骨折安定化の方法。 39.前記ねじが、互いに集中する角度で係合している請求項38記載の方法。 40.(a)後部表面と前部表面と外側エッジを有する頭蓋断片を、頭蓋切開に より形成された頭蓋開口部の中に挿入することを備え、前記頭蓋は後部表面を有 し、前記頭蓋開口部および前記頭蓋断片の前記外側エッジは接合部(junction) を規定し、さらに (b)前記頭蓋の前記後部表面上の前記接合部の上方にプレートを整合さ せることを備え、前記プレートは前記プレートの中を通ってもう1つと左右対称 に置かれた少なくとも2つ の傾斜した孔を備え、前記接合部は前記少なくとも2つの傾斜した孔の間に置か れており、さらに (c)前記少なくとも2つの傾斜した孔の各々を通ってねじを挿入し、単 一皮層係合のため前記ねじで前記頭蓋の皮層後部を貫通することからなる頭蓋切 開を修復する方法。 41.前記ねじが、互いに集中する角度で係合している請求項40記載の方法。 42.(a)上部壁と、 (b)下部壁と、 (c)前記上部及び下部壁と一体となった後部壁と、 (d)前記上部及び下部壁と一体となった前部壁と、 (e)前記上部、下部、後部、および前部壁と一体となった2つの側部壁 とを備え、前記前部及び後部壁はその中を通って下向きの角度で置かれた少なく とも1つの孔を備え、少なくとも1つの椎骨を通ってドリルビットを案内するた めのドリルガイド。 43.前記下方向の角度が、約30度から約60度までである請求項42記載の ドリルガイド。 44.前記前部および後部壁が、さらにその中を通って上向きの角度で置かれた 少なくとも1つの穴を有する請求項42記載 のドリルガイド。 45.前記上方向の角度が、約30度から約60度までである請求項44記載の ドリルガイド。 46.(a)ロッドをその一端で握るためのグリップ手段と、前記ロッドの別の 端においてねじヘッドの中に前記ロッドを係合させるための係合手段とを有する 縦長のロッドと、 (b)前記縦長のロッドにピボット式に留められたアームを備え、前記ア ームは、その一端にハンドルを有し、他端にかしめ手段を有して、前記ねじを前 記整形外科的装置に締め付けるため、前記整形外科的装置の一部分を前記ねじの 水平相(lateral aspect)の中へかしめ、さらに (c)ピボット式回動ができるよう前記アームを前記ロッドに固定するフ ァスナーを備え、ねじを整形外科的装置の中に締め付ける道具。 47.(a)少なくとも1つのプレートを頭蓋の後部表面に結合することを備え 、前記プレートは、その中を通って互いに左右対称に置かれた少なくとも2つの 傾斜した第一の孔と前記第一の孔の各々の中に係合する第一のねじとを備え、前 記第一のねじの各々が、単一皮層係合のためある角度で前記頭蓋の後部皮層を貫 通し、さらに (b)少なくとも1つの縦方向整形外科的安定化装置の 第一の端を頭蓋の下顎骨に取り付けることと、 (c)前記縦方向整形外科的安定化装置の第二の端を前記少なくとも1つ のプレートに載置することとからなる頭蓋骨固定の方法。 48.前記下顎骨は、その上に取り付けられた第二のプレートを備え、前記第二 のプレートは、その中を通って互いに左右対称に置かれた少なくとも2つの傾斜 した第一の孔と前記第一の孔の各々の中に係合する第一のねじを備え、少なくと も1つの縦方向整形外科的安定化装置の前記第一の端は、前記第二のプレートに 取り付けられている請求項47記載の方法。
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ATE371412T1 (de) * | 1997-02-11 | 2007-09-15 | Warsaw Orthopedic Inc | Platte und schraube für die vordere halswirbelsäule |
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- 1994-12-15 JP JP51685295A patent/JP3726108B2/ja not_active Expired - Fee Related
- 1994-12-15 EP EP95905879A patent/EP0741548A4/en not_active Withdrawn
- 1994-12-15 AU AU14327/95A patent/AU1432795A/en not_active Abandoned
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JP2007500069A (ja) * | 2003-05-30 | 2007-01-11 | シンセス ゲーエムベーハー | 骨板 |
JP2010259823A (ja) * | 2003-05-30 | 2010-11-18 | Synthes Gmbh | 骨板 |
JP2011234924A (ja) * | 2010-05-11 | 2011-11-24 | Platon Japan:Kk | 環椎軸椎固定器具 |
KR20140022859A (ko) * | 2011-04-01 | 2014-02-25 | 신세스 게엠바하 | 후방 추골 플레이팅 시스템 |
JP2014516607A (ja) * | 2011-04-01 | 2014-07-17 | シンセス・ゲーエムベーハー | 後方椎骨プレーティングシステム |
JP2017051706A (ja) * | 2011-04-01 | 2017-03-16 | シンセス・ゲーエムベーハーSynthes GmbH | 後方椎骨プレーティングシステム |
Also Published As
Publication number | Publication date |
---|---|
EP0741548A4 (en) | 1997-09-10 |
JP3726108B2 (ja) | 2005-12-14 |
WO1995016403A1 (en) | 1995-06-22 |
EP0741548A1 (en) | 1996-11-13 |
US5558674A (en) | 1996-09-24 |
AU1432795A (en) | 1995-07-03 |
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