JP2008500129A - 棘突起間スペーサ - Google Patents
棘突起間スペーサ Download PDFInfo
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- JP2008500129A JP2008500129A JP2007527271A JP2007527271A JP2008500129A JP 2008500129 A JP2008500129 A JP 2008500129A JP 2007527271 A JP2007527271 A JP 2007527271A JP 2007527271 A JP2007527271 A JP 2007527271A JP 2008500129 A JP2008500129 A JP 2008500129A
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- A61F2250/0067—Means for introducing or releasing pharmaceutical products into the body
-
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Abstract
【選択図】図1A
Description
Claims (64)
- 隣り合う棘突起の間に、棘突起間スペーサを提供する方法であって、
a)たたまれた形状および拡張された形状に構成可能なスペーサを提供するステップであって、前記たたまれた形状が、前記スペーサがその拡張された形状にあるときに相当するプロファイルより、少なくとも10%小さい植込みプロファイルを示すステップと、
b)前記スペーサにそのたたまれた形状をとるようにさせるステップと、
c)前記スペーサがそのたたまれた形状にある間に前記スペーサを医療患者に挿入するステップと、
d)前記スペーサに、それが前記医療患者中にある間はその拡張された形状をとるようにさせるステップとを含み、
前記拡張された形状のスペーサが隣り合う棘突起の間に配置される方法。 - 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも25%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項1に記載の方法。
- 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも50%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項1に記載の方法。
- 前記スペーサがエラストマー材料を含む、請求項1に記載の方法。
- 前記エラストマー材料が、天然ゴムおよび合成ゴムからなる群から選択される部材を含む、請求項4に記載の方法。
- 前記天然ゴムまたは合成ゴムが、シリコーン、ポリウレタン、ポリイソブチレン/ポリイソプレンなどのポリオレフィン、ネオプレン、ニトリルゴム、加硫ゴム、ならびにそのコポリマーおよび組合せを含む、請求項5に記載の方法。
- 前記ポリウレタンが、熱可塑性ポリウレタン、脂肪族ポリウレタン、芳香族ポリウレタン、セグメント化ポリウレタン、親水性ポリウレタン、ポリエーテルウレタン、ポリカーボネートウレタン、シリコーン・ポリカーボネート・ポリウレタン、およびシリコーン・ポリエーテルウレタンからなる群から選択される部材を含む、請求項5に記載の方法。
- 前記エラストマー材料が、ポリビニルアルコール・ヒドロゲル、ポリアクリルアミド・ヒドロゲル、ポリアクリル酸ヒドロゲル、ポリ(N−ビニル−2−ピロリドン)ヒドロゲル、ポリヒドロキシエチル・メタアクリレート・ヒドロゲル、コラーゲン、多糖類、およびその組合せからなる群から選択される部材を含む、請求項4に記載の方法。
- 前記スペーサが、可逆性の弾性変形を起こすことのできる金属を含む、請求項1に記載の方法。
- 前記金属が、形状記憶金属またはニッケルチタンである、請求項9に記載の方法。
- 前記スペーサが、少なくとも約1Mpaの圧縮弾性率を有する、請求項1に記載の方法。
- 前記スペーサが、少なくとも約5Mpaの圧縮弾性率を有する、請求項11に記載の方法。
- 前記スペーサがさらに、薬理学的作用薬を含む、請求項1に記載の方法。
- 前記薬理学的作用薬が、抗生物質、鎮痛剤、ステロイドを含む抗炎症性薬物、およびその組合せからなる群から選択される部材を含む、請求項1に記載の方法。
- 前記スペーサがさらに、1つまたは複数のX線マーカを含む、請求項1に記載の方法。
- 前記スペーサがさらに、スペーサ/スタビライザ部分を含む、請求項1に記載の方法。
- 隣り合う棘突起の間に、棘突起間スペーサを提供する方法であって、
a)遮断部材を備えており、該遮断部材はそこから延びる腕部を有し、たたまれた形状および展開された形状に構成可能なスペーサを提供するステップであって、前記スペーサの最小侵襲性植込みを容易にするために、前記スペーサがその展開された形状にあるときに相当するプロファイルより、前記たたまれた形状が少なくとも10%小さい植込みプロファイルを示すステップと、
b)前記展開された形状と比較したとき低減されたプロファイルを有するそのたたまれた形状に、前記スペーサをたたむステップと、
c)前記スペーサがそのたたまれた形状にある間に、医療患者に前記スペーサを挿入するステップと、
d)前記スペーサに、それが前記患者中にある間はその展開された形状をとるようにさせるステップとを含み、
前記遮断部材が前記棘突起の間に配置され、各腕部が棘突起の一方の側部上に縦方向に配置されるように、前記スペーサが植え込まれる方法。 - 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも25%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項17に記載の方法。
- 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも50%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項17に記載の方法。
- 前記スペーサがエラストマー材料を含む、請求項17に記載の方法。
- 前記エラストマー材料が、シリコーン、ポリウレタン、シリコーンとポリウレタンのコポリマー、ポリイソブチレン/ポリイソプレンなどのポリオレフィン、ネオプレン、ニトリル、加硫ゴム、およびその組合せからなる群から選択される部材を含む、請求項20に記載の方法。
- 前記ポリウレタンが、熱可塑性ポリウレタン、脂肪族ポリウレタン、セグメント化ポリウレタン、親水性ポリウレタン、ポリエーテルウレタン、ポリカーボネートウレタン、およびシリコーン・ポリエーテルウレタンからなる群から選択される部材を含む、請求項21に記載の方法。
- 前記エラストマー材料が、ポリビニルアルコール・ヒドロゲル、ポリアクリルアミド・ヒドロゲル、ポリアクリル酸ヒドロゲル、ポリ(N−ビニル−2−ピロリドン)ヒドロゲル、ポリヒドロキシエチル・メタアクリレート・ヒドロゲル、コラーゲン、多糖類、およびその組合せからなる群から選択される部材を含む、請求項20に記載の方法。
- 前記スペーサが、可逆性の弾性変形を起こすことのできる金属を含む、請求項17に記載の方法。
- 前記金属が、形状記憶金属またはニッケルチタンである、請求項24に記載の方法。
- 前記スペーサが、少なくとも約1Mpaの圧縮弾性率を有する、請求項17に記載の方法。
- 前記スペーサが、少なくとも約5Mpaの圧縮弾性率を有する、請求項26に記載の方法。
- 前記スペーサがさらに、薬理学的作用薬を含む、請求項17に記載の方法。
- 前記薬理学的作用薬が、少なくとも1つの成長因子を含む、請求項28に記載の方法。
- 前記薬理学的作用薬が、抗生物質、鎮痛剤、ステロイドを含む抗炎症性薬物、およびその組合せからなる群から選択される部材を含む、請求項17に記載の方法。
- 前記スペーサがさらに、1つまたは複数のX線マーカを含む、請求項17に記載の方法。
- 前記スペーサがさらに、スペーサ/スタビライザ部分を含む、請求項17に記載の方法。
- 棘突起間スペーサを植え込む方法であって、
a)遮断部材およびそこから延びる4本の腕部を備えており、展開された形状にあるとき、「H」形の形状を有し、たたまれた形状にあるとき、「I」形の形状を有するスペーサを提供するステップと、
b)前記スペーサをその「I」形の形状にたたむステップと、
c)医療患者中への植込みを容易にするために、前記スペーサをそのたたまれた形状に保持するためのデバイス中に前記たたまれたスペーサを供給するステップであって、前記カニューレが近位端および遠位端を有するステップと、
d)前記カニューレの前記遠位端が、隣り合う一対の棘突起のそれぞれに触れずに通過するように、医療患者中に前記カニューレの前記遠位端を配置するステップと、
e)前記腕部のうちの2本が前記カニューレの外に出て、前記隣り合う棘突起のそばにそれ自体が縦方向に位置するまで、前記たたまれたスペーサを前記カニューレを介して押すステップと、
f)前記スペーサが前記カニューレの外に出て残りの2本の腕部が前記隣り合う棘突起のもう一方の側部上で縦方向に配置されるように、前記カニューレを介して前記スペーサを進めることができるように、または進ませるようにしながら前記カニューレを引き抜くステップと
を含む方法。 - 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも25%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項33に記載の方法。
- 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも50%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項33に記載の方法。
- 前記スペーサがエラストマー材料を含む、請求項33に記載の方法。
- 前記エラストマー材料が、シリコーン、ポリウレタン、シリコーンとポリウレタンのコポリマー、ポリイソブチレン/ポリイソプレンなどのポリオレフィン、ネオプレン、ニトリル、加硫ゴム、およびその組合せからなる群から選択される部材を含む、請求項36に記載の方法。
- 前記ポリウレタンが、熱可塑性ポリウレタン、脂肪族ポリウレタン、セグメント化ポリウレタン、親水性ポリウレタン、ポリエーテルウレタン、ポリカーボネートウレタン、およびシリコーン・ポリエーテルウレタンからなる群から選択される部材を含む、請求項37に記載の方法。
- 前記エラストマー材料が、ポリビニルアルコール・ヒドロゲル、ポリアクリルアミド・ヒドロゲル、ポリアクリル酸ヒドロゲル、ポリ(N−ビニル−2−ピロリドン)ヒドロゲル、ポリヒドロキシエチル・メタアクリレート・ヒドロゲル、コラーゲン、多糖類、およびその組合せからなる群から選択される部材を含む、請求項36に記載の方法。
- 前記スペーサが、可逆性の弾性変形を起こすことのできる金属を含む、請求項33に記載の方法。
- 前記金属が、形状記憶金属またはニッケルチタンである、請求項40に記載の方法。
- 前記スペーサが、少なくとも約1Mpaの圧縮弾性率を有する、請求項33に記載の方法。
- 前記スペーサが、少なくとも約5Mpaの圧縮弾性率を有する、請求項42に記載の方法。
- 前記スペーサがさらに、薬理学的作用薬を含む、請求項33に記載の方法。
- 前記薬理学的作用薬が、抗生物質、鎮痛剤、ステロイドを含む抗炎症性薬物、およびその組合せからなる群から選択される部材を含む、請求項33に記載の方法。
- 前記スペーサがさらに、1つまたは複数のX線マーカを含む、請求項33に記載の方法。
- 前記スペーサがさらに、スペーサ/スタビライザ部分を含む、請求項33に記載の方法。
- 隣り合う棘突起の間の分離を維持するためのスペーサであって、
前記スペーサは、遮断部材を備え、該遮断部材がそこから延びる腕部を有し、
前記スペーサが、たたまれた形状および拡張された形状に構成可能であり、
さらに、前記たたまれた形状が、前記スペーサの最小の侵襲性植込みを容易にするために、前記拡張された形状より小さいプロファイルを示すスペーサ。 - 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも25%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項48に記載のスペーサ。
- 前記スペーサが、その拡張された形状にあるときに相当するプロファイルより、少なくとも50%小さい植込みプロファイルを示すたたまれた形状に構成可能である、請求項48に記載のスペーサ。
- 前記スペーサがエラストマー材料を含む、請求項48に記載のスペーサ。
- 前記エラストマー材料が、シリコーン、ポリウレタン、シリコーンとポリウレタンのコポリマー、ポリイソブチレン/ポリイソプレンなどのポリオレフィン、ネオプレン、ニトリル、加硫ゴム、およびその組合せからなる群から選択される部材を含む、請求項51に記載のスペーサ。
- 前記ポリウレタンが、熱可塑性ポリウレタン、脂肪族ポリウレタン、セグメント化ポリウレタン、親水性ポリウレタン、ポリエーテルウレタン、ポリカーボネートウレタン、およびシリコーン・ポリエーテルウレタンからなる群から選択される部材を含む、請求項52に記載のスペーサ。
- 前記エラストマー材料が、ポリビニルアルコール・ヒドロゲル、ポリアクリルアミド・ヒドロゲル、ポリアクリル酸ヒドロゲル、ポリ(N−ビニル−2−ピロリドン)ヒドロゲル、ポリヒドロキシエチル・メタアクリレート・ヒドロゲル、コラーゲン、多糖類、およびその組合せからなる群から選択される部材を含む、請求項51に記載のスペーサ。
- 前記スペーサが、可逆性の弾性変形を起こすことのできる金属を含む、請求項48に記載のスペーサ。
- 前記金属が、形状記憶金属またはニッケルチタンである、請求項55に記載のスペーサ。
- 前記スペーサが、少なくとも約1Mpaの圧縮弾性率を有する、請求項48に記載のスペーサ。
- 前記スペーサが、少なくとも約5Mpaの圧縮弾性率を有する、請求項57に記載のスペーサ。
- 前記スペーサがさらに、薬理学的作用薬を含む、請求項48に記載のスペーサ。
- 前記薬理学的作用薬が、抗生物質、鎮痛剤、ステロイドを含む抗炎症性薬物、およびその組合せからなる群から選択される部材を含む、請求項48に記載のスペーサ。
- 前記スペーサがさらに、1つまたは複数のX線マーカを含む、請求項48に記載のスペーサ。
- 前記スペーサがさらに、スペーサ/スタビライザ部分を含む、請求項48に記載のスペーサ。
- 前記スペーサがさらに、変形中に外側の壁に対する圧縮力を低減するための1つまたは複数の表面特徴を備える、請求項48に記載のスペーサ。
- 前記スペーサがさらに、インプラントが変形されたとき、前記インプラントの内側表面に対する引張力を低減するための1つまたは複数の表面特徴を備える、請求項48に記載のスペーサ。
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US10/851,889 US7585316B2 (en) | 2004-05-21 | 2004-05-21 | Interspinous spacer |
PCT/US2005/015582 WO2005115261A1 (en) | 2004-05-21 | 2005-05-04 | Interspinous spacer |
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US6068630A (en) * | 1997-01-02 | 2000-05-30 | St. Francis Medical Technologies, Inc. | Spine distraction implant |
US20080086212A1 (en) | 1997-01-02 | 2008-04-10 | St. Francis Medical Technologies, Inc. | Spine distraction implant |
US7306628B2 (en) | 2002-10-29 | 2007-12-11 | St. Francis Medical Technologies | Interspinous process apparatus and method with a selectably expandable spacer |
US7201751B2 (en) | 1997-01-02 | 2007-04-10 | St. Francis Medical Technologies, Inc. | Supplemental spine fixation device |
US20080039859A1 (en) | 1997-01-02 | 2008-02-14 | Zucherman James F | Spine distraction implant and method |
US7959652B2 (en) | 2005-04-18 | 2011-06-14 | Kyphon Sarl | Interspinous process implant having deployable wings and method of implantation |
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Also Published As
Publication number | Publication date |
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US20050261768A1 (en) | 2005-11-24 |
JP4495218B2 (ja) | 2010-06-30 |
EP1765205A1 (en) | 2007-03-28 |
AU2005247335C1 (en) | 2009-11-05 |
CA2567403A1 (en) | 2005-12-08 |
US8216276B2 (en) | 2012-07-10 |
EP1765205B1 (en) | 2012-09-12 |
CN1997320A (zh) | 2007-07-11 |
CN1997320B (zh) | 2011-11-09 |
US20090292315A1 (en) | 2009-11-26 |
WO2005115261A1 (en) | 2005-12-08 |
JP4912480B2 (ja) | 2012-04-11 |
JP2010162358A (ja) | 2010-07-29 |
US7585316B2 (en) | 2009-09-08 |
AU2005247335B2 (en) | 2009-05-07 |
AU2005247335A1 (en) | 2005-12-08 |
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