JP2002508679A - 並進及び回転動作を許容する人工の椎間関節 - Google Patents
並進及び回転動作を許容する人工の椎間関節Info
- Publication number
- JP2002508679A JP2002508679A JP54967898A JP54967898A JP2002508679A JP 2002508679 A JP2002508679 A JP 2002508679A JP 54967898 A JP54967898 A JP 54967898A JP 54967898 A JP54967898 A JP 54967898A JP 2002508679 A JP2002508679 A JP 2002508679A
- Authority
- JP
- Japan
- Prior art keywords
- facet joint
- artificial facet
- artificial
- component
- vertebra
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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- 238000003780 insertion Methods 0.000 claims description 44
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- 206010003246 arthritis Diseases 0.000 description 1
- 238000011882 arthroplasty Methods 0.000 description 1
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- 208000005198 spinal stenosis Diseases 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
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Landscapes
- Health & Medical Sciences (AREA)
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- Neurology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Veterinary Medicine (AREA)
- Physical Education & Sports Medicine (AREA)
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.人工の椎間関節において、 第一の椎骨に係合するボール構成要素であって、略凸状面と、第一の椎骨に係 合する、該ボール構成要素の一端に設けられたフランジと、を有するボール構成 要素と、 第一の椎骨に隣接する第二の椎骨に係合する樋状構成要素であって、略平坦部 分を有する略凹状面と、第二の椎骨に係合する、該樋状構成要素の一端に設けら れたフランジと、を有する樋状構成要素とを備え、 前記ボール構成要素及び前記樋状構成要素がそれぞれ第一の椎骨及び第二の椎 骨に係合したとき、前記略凸状面及び前記略凹状面が共に係合し、前記略凸状面 と前記略凹状面との係合が前記ボール構成要素及び前記樋状構成要素が互いに対 して回転するのを許容し、前記略凸状面と前記略凹状面の前記略平坦部分との係 合が前記ボール構成要素及び前記樋状構成要素が互いに対して並進するのを許容 するようにした、人工の椎間関節。 2.請求項1に記載の人工の椎間関節において、前記略凸状面が略球状である 、人工の椎間関節。 3.請求項2に記載の人工の椎間関節において、前記略凹状面が前記略平坦部 分に接続する略球状部分を備える、人工の椎間関節。 4.請求項3に記載の人工の椎間関節において、前記略凹状面が2つの略球状 部分を有し、前記略平坦部分が前記略球状部分に対して略中央に配置される、人 工の椎間関節。 5.請求項4に記載の人工の椎間関節において、前記略平坦部分が略矩形であ る、人工の椎間関節。 6.請求項5に記載の人工の椎間関節において、前記略凹状面の前記略球状部 分及び前記略凸状面の前記略球状部分が略等しい半径を有する、人工の椎間関節 。 7.請求項4に記載の人工の椎間関節において、前記略平坦部分が前記樋状構 成要素の前記フランジに対して略平行である、人工の椎間関節。 8.請求項1に記載の人工の椎間関節において、前記ボール構成要素の前記フ ランジ及び前記樋状構成要素の前記フランジの各々が骨ねじを受け入れる少なく とも1つの穴を有する、人工の椎間関節。 9.請求項8に記載の人工の椎間関節において、前記ボール構成要素の前記フ ランジ及び前記樋状構成要素の前記フランジの各々が骨ねじを受け入れる2つの 穴を有し、該穴が面一でない長手方向軸線を有する、人工の椎間関節。 10.請求項8に記載の人工の椎間関節において、前記ボール構成要素及び前記 樋状構成要素の各々が、骨ねじを受け入れる前記穴に隣接する、回り止めねじを 受け入れる穴を有する、人工の椎間関節。 11.請求項1に記載の人工の椎間関節において、前記ボール構成要素の前記フ ランジ及び前記樋状構成要素の前記フランジの双方が湾曲部分を有する、人工の 椎間関節。 12.請求項1に記載の人工の椎間関節において、前記ボール構成要素が、第一 の椎骨に係合する、前記略凸状面と反対側の面を有し、前記ボール構成要素の前 記フランジが、第一の椎骨に係合する該面に対して約80°の内角を形成する、人 工の椎間関節。 13.請求項1に記載の人工の椎間関節において、前記樋状構成要素が、第二の 椎骨に係合する、前記略凹状面と反対側の面を有し、前記樋状構成要素の前記フ ランジが、第二の椎骨に係合する該面に対して約95°の内角を形成する、人工の 椎間関節。 14.人工の椎間関節の埋込みに使用される器具において、 長いハンドル部分と、 人工の椎間関節を保持すべく該ハンドル部分に接続された人工の椎間関節係合 部分と、 人工の椎間関節を該人工の椎間関節係合部分と係合状態に保持すべく該人工の 椎間関節係合部分に接続された手段とを備える、器具。 15.請求項14に記載の器具において、前記人工の椎間関節係合部分が複数の 穴を更に備える、器具。 16.請求項15に記載の器具において、人工の椎間関節を保持する前記手段が 複数のクリップを備える、器具。 17.請求項15に記載の器具において、人工の椎間関節を保持する前記手段が 複数のカムねじを備える、器具。 18.請求項15に記載の器具において、前記人工の椎間関節係合部分が該人工 の椎間関節を所定の方向に保つ人工の椎間関節係合面を備える、器具。 19.請求項18に記載の器具において、前記人工の椎間関節係合面が前記ハン ドルに対して斜めの角度の形態とされた少なくとも1つの部分を備える、器具。 20.請求項18に記載の器具において、前記人工の椎間関節係合面がフランジ を備える、器具。 21.請求項20に記載の器具において、前記人工の椎間関節係合面が、前記ハ ンドル部分に対して斜めの角度の形態とされた、前記フランジに当接する少なく とも1つの面部分を備える、器具。 22.上側椎骨に取り付けられる部分と、下側椎骨に固定される部分とを有し、 該部分の各々が少なくとも1つの穴を有する、人工の椎間関節の埋込みに使用さ れる器具において、 長いハンドル部分と、 該ハンドル部分に接続された人工の椎間関節係合部分であって、該人工の椎間 関節が前記人工の椎間関節係合部分と係合したとき、前記人工の椎間関節の部分 の前記穴と連通する複数の穴を有する人工の椎間関節係合部分と、 人工の椎間関節を該人工の椎間関節係合部分と係合状態に保持すべく該人工の 椎間関節係合部分に接続された手段と、 人工の椎間関節の部分を所定の空間的関係に保つべく前記人工の椎間関節係合 部分に接続された手段とを備える、器具。 23.請求項22に記載の器具において、人工の椎間関節部分を保持する前記手 段が複数のクリップ部材を備える、器具。 24.請求項23に記載の器具において、前記クリップ部材が人工の椎間関節の 双方の部分と同時に係合し得るようにされた、器具。 25.請求項22に記載の器具において、人工の椎間関節の部分を保持する前記 手段が複数のカムねじを備え、該カムねじが前記人工の椎間関節係合部分の前記 内を貫通して伸長し、人工の椎間関節部分の穴に入り、人工の椎間関節部分を保 持し得るようにされた、器具。 26.請求項22に記載の器具において、人工の椎間関節の部分を保つ前記手段 が前記人工の椎間関節係合部分に人工の椎間関節係合面を備える、器具。 27.請求項26に記載の器具において、前記人工の椎間関節係合面が前記ハン ドル部分に対して斜めの角度の形態とされた少なくとも1つの部分を備える、器 具。 28.請求項26に記載の器具において、前記人工の椎間関節係合面がフランジ を備える、器具。 29.請求項28に記載の器具において、前記フランジが前記人工の椎間関節係 合面にて略中央に配置される、器具。 30.請求項28に記載の器具において、前記人工の椎間関節係合面が、前記ハ ンドル部分に対して斜めの角度の形態とされた、前記フランジに当接する少なく とも1つの面部分を備える、器具。 31.2つの部分から成る人工の椎間関節を身体内に埋め込む方法において、 補綴具の部分を所定の空間的関係に配置するステップと、 人工の椎間関節部分の一方が椎骨の1つに当接し、人工の椎間関節部分の他方 が他方の椎骨に当接し、人工の椎間関節部分の所定の空間的関係が保たれるよう に、人工の椎間関節部分を2つの隣接する椎骨の間の円板スペース内に挿入する ステップと、 人工の椎間関節部分をそのそれぞれの椎骨に締結するステップとを備える、方 法。 32.請求項31に記載の方法において、前記配置するステップが人工の椎間関 節部分を挿入器具に係合させるステップを更に含む、方法。 33.請求項32に記載の方法において、前記係合ステップが人工の椎間関節部 分を複数のクリップにより挿入器具に対して保持するステップを更に含む、方法 。 34.請求項32に記載の方法において、前記係合ステップが人工の椎間関節部 分を複数のカムねじにより挿入器具に対して保持するステップを更に含む、方法 。 35.請求項31に記載の方法において、前記挿入ステップが、人工の椎間関節 の部分を前方アプローチ法を通じて椎骨に挿入することを更に含む、方法。 36.請求項31に記載の方法において、前記締結ステップが人工の椎間関節の 部分を複数の骨ねじによりそのそれぞれの椎骨に締結することを含む、方法。 37.請求項31に記載の方法において、前記締結ステップが人工の椎間関節部 分を接着剤によりそのそれぞれの椎骨に締結することを含む、方法。 38.2つの部分から成る人工の椎間関節を身体内に埋め込む方法において、 2つの部分から成る人工の椎間関節であって、該人工の椎間関節部分の各々が 少なくとも1つの貫通する穴を有するフランジを備える、人工の椎間関節を提供 するステップと、 補綴具の部分を所定の空間的関係に配置するステップと、 人工の椎間関節部分の一方のフランジが椎骨の1つに当接し、人工の椎間関節 部分の他方のフランジが他方の椎骨に当接し、人工の椎間関節部分の所定の空間 的関係が保たれるように、人工の椎間関節部分を2つの隣接する椎骨の間の円板 スペース内に挿入するステップと、 人工の椎間関節部分のフランジをそのそれぞれの椎骨に締結するステップとを 備える、方法。 39.請求項38に記載の方法において、人工の椎間関節部分のフランジの穴と 連通する複数の穴を有する挿入器具を提供するステップを更に含み、前記配置ス テップが、補綴具部分を挿入器具と係合させるステップを更に含む、方法。 40.請求項39に記載の方法において、前記係合ステップが、人工の椎間関節 部分を複数のクリップにより挿入器具に対して保持するステップを更に含む、方 法。 41.請求項39に記載の方法において、前記係合ステップが、人工の椎間関節 部分を複数のカムねじにより挿入器具に対して保持するステップを更に含む、方 法。 42.請求項38に記載の方法において、前記挿入ステップが、人工の椎間関節 部分を前方から挿入することを更に含む、方法。 43.請求項38に記載の方法において、前記締結ステップが、 挿入器具の穴及び人工の椎間関節部分の関連する穴を通じてドリルを配置する ステップと、 椎骨に穿孔するステップと、 骨ねじを挿入器具の穴及び人工の椎間関節部分の関連する穴を通じて椎骨の穴 内に捩込むステップとを更に含む、方法。 44.請求項43に記載の方法において、前記ドリルを配置するステップ、穿孔 ステップ及び捩込みステップが人工の椎間関節部分の各フランジの各々に対して 繰り返される、方法。 45.請求項44に記載の方法において、骨ねじの各々の頭部の一部分を覆い得 るように回り止めねじを人工の椎間関節部分の各々に捩込むステップを更に含む 、方法。 46.請求項38に記載の方法において、前記締結ステップが、人工の椎間関節 部分を接着剤によりそのそれぞれの椎骨に締結することを含む、方法。 47.人工の椎間関節システムにおいて、 略凸状面と、2つの隣接する椎骨の第一の椎骨に締結し得るようにされたフラ ンジとを有するボール構成要素と、 前記略凸状面に係合する略凹状面を有する樋状構成要素であって、2つの隣接 する椎骨の第二の椎骨に締結し得るようにされた樋状構成要素と、 前記ボール構成要素及び前記樋状構成要素を保持し且つ前記構成要素を所定の 空間的関係に保ち得るようにされた挿入器具とを備える、人工の椎間関節システ ム。 48.請求項47に記載のシステムにおいて、前記ボール構成要素の前記フラン ジ及び前記樋状構成要素の前記フランジの各々が、少なくとも1つの貫通穴を有 する、システム。 49.請求項48に記載のシステムにおいて、前記ボール構成要素及び前記樋状 構成要素を前記穴を通じてそのそれぞれの椎骨に締結する複数の骨ねじを更に備 える、システム。 50.請求項48に記載のシステムにおいて、前記挿入器具が複数の穴を有し、 該挿入器具が前記構成要素を保持するとき、該複数の穴が前記ボール構成要素の 前記フランジ及び前記樋状構成要素の前記フランジを通じて前記穴と連通する、 システム。 51.請求項50に記載のシステムにおいて、前記挿入器具が、人工の椎間関節 係合面を有し、該挿入器具が前記構成要素を保持するとき、該人工の椎間関節係 合面が前記構成要素を前記所定の空間的関係に保つ形態とされた、システム。 52.請求項51に記載のシステムにおいて、前記挿入器具が前記構成要素を保 持する複数のクリップ部材を備える、システム。 53.請求項51に記載のシステムにおいて、前記挿入器具が前記構成要素を保 持する複数のカムねじを備える、システム。 54.請求項47に記載のシステムにおいて、前記略凹状面が略平坦部分を有す る、システム。 55.請求項54に記載のシステムにおいて、前記略凹状面が少なくとも1つの 略球状部分を有する、システム。 56.請求項55に記載のシステムにおいて、前記略凸状面が略球状である、シ ステム。 57.請求項56に記載のシステムにおいて、前記略凹状面及び前記略球状の略 凸状面の少なくとも1つの略球状部分が略等しい半径を有する、システム。
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- 1998-10-22 AT AT98953914T patent/ATE349982T1/de not_active IP Right Cessation
- 1998-10-22 DE DE69841790T patent/DE69841790D1/de not_active Expired - Lifetime
- 1998-10-22 EP EP04013752A patent/EP1459712B1/en not_active Expired - Lifetime
- 1998-10-22 AT AT04013752T patent/ATE475379T1/de not_active IP Right Cessation
- 1998-10-22 AU AU11167/99A patent/AU1116799A/en not_active Abandoned
- 1998-10-22 EP EP98953914A patent/EP1124508B8/en not_active Expired - Lifetime
- 1998-10-22 DE DE69836834T patent/DE69836834T2/de not_active Expired - Lifetime
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JP4756073B2 (ja) * | 2005-05-27 | 2011-08-24 | スパインコア,インコーポレイテッド | キット |
JP2008541930A (ja) * | 2005-06-01 | 2008-11-27 | オルトヴィヴァ アーベー | 椎間板インプラント装置 |
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JP2014519881A (ja) * | 2011-05-10 | 2014-08-21 | シンセス・ゲーエムベーハー | 椎間関節の干渉ケージ |
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Also Published As
Publication number | Publication date |
---|---|
AU1116799A (en) | 2000-05-08 |
ATE349982T1 (de) | 2007-01-15 |
EP1459712B1 (en) | 2010-07-28 |
EP1124508B8 (en) | 2007-02-21 |
EP1124508A1 (en) | 2001-08-22 |
EP1459712A2 (en) | 2004-09-22 |
EP1124508B1 (en) | 2007-01-03 |
JP4047937B2 (ja) | 2008-02-13 |
DE69841790D1 (de) | 2010-09-09 |
WO2000023015A8 (en) | 2001-02-01 |
ES2280106T3 (es) | 2007-09-01 |
ATE475379T1 (de) | 2010-08-15 |
DE69836834T2 (de) | 2007-09-20 |
WO2000023015A1 (en) | 2000-04-27 |
DE69836834D1 (de) | 2007-02-15 |
EP1459712A3 (en) | 2005-07-06 |
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