JP2017529148A - 鼻インプラントと使用システム及び使用方法 - Google Patents
鼻インプラントと使用システム及び使用方法 Download PDFInfo
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- JP2017529148A JP2017529148A JP2017511224A JP2017511224A JP2017529148A JP 2017529148 A JP2017529148 A JP 2017529148A JP 2017511224 A JP2017511224 A JP 2017511224A JP 2017511224 A JP2017511224 A JP 2017511224A JP 2017529148 A JP2017529148 A JP 2017529148A
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- implant
- arm
- nasal
- needle
- distal end
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- A61F2250/0026—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in surface structures
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- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/0029—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in bending or flexure capacity
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- A—HUMAN NECESSITIES
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- A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
- A61F2250/003—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis differing in adsorbability or resorbability, i.e. in adsorption or resorption time
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- A61F2250/0014—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof having different values of a given property or geometrical feature, e.g. mechanical property or material property, at different locations within the same prosthesis
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- A61F2250/0096—Markers and sensors for detecting a position or changes of a position of an implant, e.g. RF sensors, ultrasound markers
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Abstract
Description
本出願は、2014年8月26日に出願された米国特許出願第62/042,209号の優先権を主張するものであり、この開示は参照によって全内容が本明細書に組み込まれている。
本明細書中において言及される全ての刊行物及び特許出願は、それぞれの全内容が、それぞれ個々の刊行物又は特許出願が参照により具体的且つ個別に示されて組み込まれる場合と同程度に、参照により本明細書に組み込まれる。
鼻組織内でのインプラント試験。図10A及び図10Bは、上部外側軟骨と下部外側軟骨との接合の後方点において最もつぶれている領域を支持する為に、複数のインプラント32が患者の鼻に埋め込まれている様子を示す。
曲げ剛性=E×I
被験物質:
Claims (71)
- ボディであって、
遠位端と、
近位端と、
前記近位端と前記遠位端との間に配置された中央部であって、曲げ剛性が約9N−mm2から約130N−mm2である前記中央部と、を含む前記ボディと、
前記遠位端に配置された第1のアームであって、前記アームは、近位端が前記ボディに固定されており、遠位端が前記ボディに固定されておらず、前記アームの前記遠位端は、前記ボディの中心長手軸から離れて送達時構成から配備時構成へと移行するように適合されている、前記アームと、
を含む鼻インプラント。 - 前記ボディは、本質的には生体吸収性材料で構成される、請求項1に記載のインプラント。
- 前記インプラントの少なくとも1つの部分が生体吸収性材料で構成されている、請求項1に記載のインプラント。
- 前記インプラントは、2つ以上の異なる生体吸収性材料を含む、請求項3に記載のインプラント。
- 前記第1のアーム、及び前記中央部の一部分は、第1の生体吸収プロファイルを有する第1の生体吸収性材料を含み、前記近位端は、第2の生体吸収プロファイルを有する第2の生体吸収性材料を含み、前記第2の生体吸収プロファイルは前記第1の生体吸収プロファイルより短い、請求項4に記載のインプラント。
- 前記インプラント内に1つ以上の張力緩和セクションを更に含む、請求項1から5のいずれか一項に記載のインプラント。
- 前記中央部の曲げ剛性は約130N−mm2未満である、請求項1から6のいずれか一項に記載のインプラント。
- 前記インプラントの少なくとも2つの部分の曲げ剛性の値が異なる、請求項1から7のいずれか一項に記載のインプラント。
- 非吸収性材料で構成される部分を更に含む、請求項1から8のいずれか一項に記載のインプラント。
- 前記遠位端、前記近位端、及び前記中央部のうちの少なくとも1つが、非吸収性又は吸収性の材料で作られたコアと、前記コアとは異なる非吸収性又は吸収性の材料で作られた外層とで構成される、請求項1から9のいずれか一項に記載のインプラント。
- 前記コアと前記外層は、互いに対して固定されて積層されている、請求項10に記載のインプラント。
- 前記コアと前記外層は、互いに対して摺動可能に係合している、請求項10に記載のインプラント。
- 近位端が前記ボディに固定されていて、遠位端が前記ボディに固定されていない第2のアームであって、前記第2のアームの前記遠位端は、前記ボディの中心長手軸から離れて送達時構成から配備時構成へと移行するように適合されている、前記第2のアームを更に含む、請求項1から12のいずれか一項に記載のインプラント。
- 前記第1及び第2のアームは、それらの配備時構成に向かって付勢されている、請求項13に記載のインプラント。
- 前記第1及び第2のアームは、それぞれが、それぞれの遠位端の半径方向内側の面にベベルを含む、請求項13から14のいずれか一項に記載のインプラント。
- 前記第1及び第2のアームは、それぞれが、それぞれの遠位端の半径方向外側の面にベベルを含む、請求項13から14のいずれか一項に記載のインプラント。
- 前記中央部は、断面積が異なる複数のセクションを含む、請求項1から16のいずれか一項に記載のインプラント。
- 前記中央部は、複数の小さな突起を含む、請求項1から17のいずれか一項に記載のインプラント。
- とがっていない近位端を更に含む、請求項1から18のいずれか一項に記載のインプラント。
- 前記第1及び第2のアームは、前記配備時構成に向かって自己展開するように構成されている、請求項12から18のいずれか一項に記載のインプラント。
- 前記中央部の曲げ剛性は約50N−mm2から約130N−mm2である、請求項1から20のいずれか一項に記載のインプラント。
- 患者の鼻の一組織セクションを支持する方法であって、
前記鼻の組織に送達ツールを挿入するステップと、
遠位端に第1のアームを含むインプラントを、前記送達ツールから遠位方向に前進させて、前記インプラントの遠位端を前記鼻組織内に配置するステップと、
前記前進させるステップの間に、前記第1のアームを前記インプラントの中心長手軸から離すステップと、
前記送達ツールを引き抜いて、前記インプラントの中央部を前記鼻組織内に配置するステップであって、前記インプラントの前記中央部は曲げ剛性が約9N−mm2から約130N−mm2である、前記引き抜くステップと、
前記組織セクションを前記インプラントで支持するステップと、
を含む方法。 - 前記インプラントは第2のアームを含み、前記方法は更に、前記前進させるステップの間に、前記第2のアームを前記インプラントの前記中心長手軸から離すステップを含む、請求項22に記載の方法。
- 前記インプラントを前進させる前記ステップは、前記送達ツールの一部分を後退させて、前記第1のアーム及び前記第2のアームが自己展開して前記インプラントの前記中心長手軸から離れることを可能にするステップを含む、請求項23に記載の方法。
- 前記インプラントを前進させる前記ステップは、前記第1のアーム及び前記第2のアームがそれぞれ前記組織と係合することによって前記インプラントの前記中心長手軸から離れるように、前記インプラントを遠位方向に押すステップを含む、請求項23に記載の方法。
- 前記インプラントを前進させる前記ステップは、前記第1のアーム及び前記第2のアームがそれぞれ前記組織と係合することによって前記インプラントの前記中心長手軸から離れるように、前記インプラントを遠位方向に押し、前記送達ツールの一部分を後退させるステップを含む、請求項23に記載の方法。
- 前記インプラントを前進させる前記ステップは、前記第1のアームが第1のアーム切開路を形成することを含み、前記第1のアーム切開路は、前記送達ツールの長手軸からオフセットしている長手軸を有する、請求項23から26のいずれか一項に記載の方法。
- 前記インプラントを前進させる前記ステップは、前記第2のアームが第2のアーム切開路を形成することを含み、前記第2のアーム切開路は、前記送達ツールの長手軸からオフセットしている長手軸を有する、請求項23から27のいずれか一項に記載の方法。
- 前記第1のアーム切開路と前記第2のアーム切開路は、180度未満の角度を成す、請求項28に記載の方法。
- 前記前進させるステップは、前記第1のアーム及び前記第2のアームがそれぞれ、前記第1のアームと前記第2のアームとの間に位置する組織部分と係合することを含む、請求項23から29のいずれか一項に記載の方法。
- 前記中央部の曲げ剛性は約50N−mm2から約130N−mm2である、請求項22から30のいずれか一項に記載の方法。
- 前記インプラントは、本質的には生体吸収性材料で構成される、請求項22から31のいずれか一項に記載の方法。
- 前記インプラントは、2つ以上の生体吸収性材料を含む、請求項22から32のいずれか一項に記載の方法。
- 前記インプラントは、生体吸収性材料及び非吸収性材料を含む、請求項22から33のいずれか一項に記載の方法。
- 前記インプラントを前記送達ツールに装填するステップを更に含む、請求項22から34のいずれか一項に記載の方法。
- 前記送達ツールは、ハンドル部と、前記ハンドル部より遠位に配置された針と、を含み、前記装填するステップは、前記インプラントを前記ハンドル部に装填し、前記インプラントを前記針内へと前進させるステップを含む、請求項35に記載の方法。
- 前記送達ツールは針を含み、前記挿入するステップは、前記針の遠位端を前記鼻の組織に挿入するステップを含む、請求項22から36のいずれか一項に記載の方法。
- 前記インプラントを前記針に装填するステップを更に含む、請求項36に記載の方法。
- 前記装填するステップは、前記インプラントを前記針の近位端に装填するステップを含み、前記方法は更に、前記挿入するステップの前に前記インプラントを前記針の前記遠位端まで前進させるステップを含む、請求項36に記載の方法。
- 前記装填するステップは、前記インプラントを前記針の前記近位端に入れる前に、前記インプラントの前記第1のアームを折り畳むステップを含む、請求項39に記載の方法。
- 前記装填するステップは、前記インプラントを前記針の前記近位端に入れる前に、前記インプラントの前記第1のアーム及び前記第2のアームを折り畳むステップを含む、請求項39に記載の方法。
- 前記挿入するステップの間に、前記インプラントと前記針との間で既知の方向を維持するステップを更に含む、請求項36から41のいずれか一項に記載の方法。
- 前記インプラントと前記針との間で前記既知の方向を維持する前記ステップは、前記インプラントを、前記針の、非円形断面を有する内腔の一部分と係合させるステップを含む、請求項42に記載の方法。
- ハンドルと、
前記ハンドルから遠位方向に延びる針であって、内腔を有し、前記内腔の一部分が非円形断面を有し、鋭い遠位端を有する、前記針と、
鼻インプラントを前記針内腔に沿って動かし、前記針の前記遠位端の開口部から出すように適合されているアクチュエータと、
を含む鼻インプラント送達ツール。 - 前記針は、外面上に低摩擦コーティングを含む、請求項44に記載の送達ツール。
- 前記針は、前記針に沿う様々な場所に、ほぼ縞模様のマーキングを含む、請求項44から45のいずれか一項に記載の送達ツール。
- 前記針内腔と連通していて、前記鼻インプラントを前記針内腔に装填するように適合されたインプラント装填チャンバを更に含む、請求項44から46のいずれか一項に記載の送達ツール。
- 前記インプラント装填チャンバは、前記鼻インプラントが前記針内腔内へと前進するにつれて、前記鼻インプラントを配備時構成から送達時構成に移行させるように適合されている、請求項47に記載の送達ツール。
- 前記鼻インプラントが前記針内腔の前記遠位端にあるときの前記アクチュエータの位置を示すように適合されたアクチュエータレジスタを更に含む、請求項44から47のいずれか一項に記載の送達ツール。
- 前記アクチュエータレジスタは、前記アクチュエータ上又は前記ハンドル上にマーキングを含む、請求項49に記載の送達ツール。
- 前記インプラントの少なくとも遠位部分が前記針内腔から出たときの前記アクチュエータの位置を示すように適合されたアクチュエータレジスタを更に含む、請求項44から50のいずれか一項に記載の送達ツール。
- 前記アクチュエータレジスタは、前記アクチュエータがそれ以上移動しないようにする停止要素である、請求項51に記載の送達ツール。
- 送達ツールであって、
ハンドルと、
前記ハンドルから遠位方向に延びる針であって、内腔を有し、前記内腔の一部分が非円形断面を有し、長軸及び短軸と、鋭い遠位端とを有する、前記針と、
鼻インプラントを前記針内腔に沿って動かし、前記針の前記遠位端の開口部から出すように適合されているアクチュエータと、を含む前記送達ツールを含み、
前記針内腔内に配置されて、第1のアームを遠位端に含む鼻インプラントであって、前記アームは、近位端が前記インプラントに固定されており、遠位端が前記インプラントに固定されておらず、前記アームの前記遠位端は、前記インプラントの中心長手軸から離れて前記針内腔内での送達時構成から前記針内腔外での配備時構成へと移行するように付勢されている、前記鼻インプラントを更に含む、
システム。 - 前記インプラントの前記遠位端にある第2のアームであって、前記第2のアームは、近位端が前記インプラントに固定されており、遠位端が前記インプラントに固定されておらず、前記第2のアームの前記遠位端は、前記インプラントの中心長手軸から離れて前記針内腔内での送達時構成から前記針内腔外での配備時構成へと移行するように付勢されている、前記第2のアームを更に含む、請求項53に記載のシステム。
- 前記第1のアームは、前記針内腔の内面と、前記長軸の端部において係合するベベル面を含む、請求項53又は54に記載のシステム。
- 前記第2のアームは、前記針内腔の内面と、前記長軸の、前記第1のアームと反対側の端部において係合するベベル面を含む、請求項55に記載のシステム。
- 前記送達ツールは更に、前記針内腔と連通していて、前記鼻インプラントを前記針内腔に装填するように適合されたインプラント装填チャンバを含む、請求項53から56のいずれか一項に記載のシステム。
- 前記インプラント装填チャンバは、前記鼻インプラントが前記針内腔内へと前進するにつれて、前記鼻インプラントを前記配備時構成から前記送達時構成に移行させるように適合されている、請求項57に記載のシステム。
- 前記送達ツールは更に、前記鼻インプラントが前記針内腔の前記遠位端にあるときの前記アクチュエータの位置を示すように適合されたアクチュエータレジスタを含む、請求項53から58のいずれか一項に記載のシステム。
- 前記アクチュエータレジスタは、前記アクチュエータ上又は前記ハンドル上にマーキングを含む、請求項59に記載のシステム。
- 前記送達ツールは更に、前記インプラントの少なくとも遠位部分が前記針内腔から出たときの前記アクチュエータの位置を示すように適合されたアクチュエータレジスタを含む、請求項53から60のいずれか一項に記載のシステム。
- 前記送達ツールは、前記インプラントの遠位部分が前記針内腔から出たという信号を与えるように構成されたインジケータを含む、請求項53から61のいずれか一項に記載のシステム。
- 前記アクチュエータレジスタは、前記アクチュエータがそれ以上移動しないようにする停止要素である、請求項61に記載のシステム。
- 前記鼻インプラントの前記第1及び第2のアームは、それぞれが、それぞれの遠位端の半径方向内側の面にベベルを含む、請求項54に記載のシステム。
- 前記鼻インプラントは更に、前記近位端と前記遠位端との間に配置された中央部であって、曲げ剛性が約9N−mm2から約130N−mm2である前記中央部を含む、請求項53から64のいずれか一項に記載のシステム。
- 前記鼻インプラントは更に、前記近位端と前記遠位端との間に配置された中央部であって、曲げ剛性が約130N−mm2未満である前記中央部を含む、請求項53から64のいずれか一項に記載のシステム。
- 前記鼻インプラントは更に、前記近位端と前記遠位端との間に配置された中央部であって、曲げ剛性が約50N−mm2から約130N−mm2である前記中央部を含む、請求項53から64のいずれか一項に記載のシステム。
- 前記鼻インプラントは更に、前記近位端に張力緩和セクションを含む、請求項53から67のいずれか一項に記載のシステム。
- 前記鼻インプラントは、本質的には生分解性材料で構成される、請求項53から68のいずれか一項に記載のシステム。
- 前記第1のアームは、前記針内腔の内面と係合する先端部又は端部を含む、請求項53から68のいずれか一項に記載のシステム。
- 前記鼻インプラントは、請求項1から21のいずれか一項に記載のインプラントである、請求項53から70のいずれか一項に記載のシステム。
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