JP5608731B2 - インプラント送達システム - Google Patents
インプラント送達システム Download PDFInfo
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- JP5608731B2 JP5608731B2 JP2012506228A JP2012506228A JP5608731B2 JP 5608731 B2 JP5608731 B2 JP 5608731B2 JP 2012506228 A JP2012506228 A JP 2012506228A JP 2012506228 A JP2012506228 A JP 2012506228A JP 5608731 B2 JP5608731 B2 JP 5608731B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12099—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder
- A61B17/12109—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel
- A61B17/12113—Occluding by internal devices, e.g. balloons or releasable wires characterised by the location of the occluder in a blood vessel within an aneurysm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B17/12131—Occluding by internal devices, e.g. balloons or releasable wires characterised by the type of occluding device
- A61B17/1214—Coils or wires
- A61B17/12154—Coils or wires having stretch limiting means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/12—Surgical instruments, devices or methods, e.g. tourniquets for ligaturing or otherwise compressing tubular parts of the body, e.g. blood vessels, umbilical cord
- A61B17/12022—Occluding by internal devices, e.g. balloons or releasable wires
- A61B2017/1205—Introduction devices
- A61B2017/12054—Details concerning the detachment of the occluding device from the introduction device
- A61B2017/12068—Details concerning the detachment of the occluding device from the introduction device detachable by heat
-
- 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
- A61F2/01—Filters implantable into blood vessels
-
- 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
- A61F2/01—Filters implantable into blood vessels
- A61F2/011—Instruments for their placement or removal
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
-
- 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
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
- A61F2002/9511—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument the retaining means being filaments or wires
-
- 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
- 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
- A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
- A61F2250/0071—Additional features; Implant or prostheses properties not otherwise provided for breakable or frangible
Description
本願は、米国仮出願第61/169,629号(2009年4月15日出願、名称「Implant Delivery System」)の利益を主張する。該出願の内容は、参照により本明細書に援用される。
本発明は、患者の体内の標的部位または場所にインプラントデバイスを送達するためのシステムおよび方法に関する。本発明はまた、患者の体内のインプラント分離を検出する方法にも関する。
(項目1)
インプラント用の送達システムであって、
遠位端および近位端を有する細長い部材であって、該細長い部材の該遠位端は、該インプラントを保持するように動作可能である、細長い部材と、
該細長い部材および該インプラントに接続可能であるテザー部材と、
該細長い部材上に配置された加熱部材と
を備え、
該加熱部材は、中空通路を有し、該テザー部材の少なくとも一部分は、該中空通路に存在し、該テザー部材は、該加熱部材の該中空通路の中に存在する唯一のアイテムである、
送達システム。
(項目2)
前記加熱部材は、第1の直径を有する第1の領域と、第2の直径を有する第2の領域とを備える、項目1に記載の送達システム。
(項目3)
前記第2の領域は、前記テザー部材のより近くに位置付けられる、項目2に記載の送達システム。
(項目4)
前記テザーは、約0.004インチの外径を有し、前記第1の直径は、約0.007インチであり、前記第2の直径は、約0.005インチである、項目3に記載の送達システム。
(項目5)
前記加熱部材は、前記細長い部材の側面に沿って固定された電気作動型加熱コイルである、項目1に記載の送達システム。
(項目6)
前記インプラントは、複数のセルを有するステントであり、前記テザー部材は、該複数のセルのうちの少なくとも1つを通して位置付けられる、項目1に記載の送達システム。
(項目7)
前記テザー部材は、前記複数のセルのうちの多数のセルを通過する、項目6に記載の送達システム。
(項目8)
前記テザー部材は、圧縮された構成で前記ステントを維持する、項目7に記載の送達システム。
(項目9)
インプラント用の送達システムであって、
細長い形状を有する押込器部材と、
該インプラントに接続可能である該押込器部材の遠位端と、
該押込器部材を該インプラントに接続するテザーと、
該テザーの上に載置された加熱要素と
を備え、
該加熱要素は、該テザーの外径と実質的に同じである内径を有し、該加熱要素は、該テザーの断絶を引き起こす温度上昇を生成するように制御可能である、
送達システム。
(項目10)
前記加熱要素は、管状の形状を有する、項目9に記載の送達システム。
(項目11)
前記加熱要素は、第1の直径を有する第1の領域と、第2の直径を有する第2の領域とを有する、項目10に記載の送達システム。
(項目12)
前記第2の領域は、前記第1の領域よりも前記テザーの近くに位置付けられる、項目11に記載の送達システム。
(項目13)
前記テザーは、約0.004インチの外径を有し、前記第1の直径は、約0.007インチであり、前記第2の直径は、約0.005インチである、項目12に記載の送達システム。
(項目14)
前記テザーは、少なくとも3本のテザーストランドを備え、該少なくとも3つのテザーストランドのそれぞれは、前記インプラントに固定される、項目9に記載の送達システム。
(項目15)
前記インプラントは、複数のセルを有するステントであり、前記テザーは、該複数のセルのうちの少なくともいくつかを通して位置付けられる、項目9に記載の送達システム。
(項目16)
前記テザーは、圧縮された構成で前記ステントを維持する、項目15に記載の送達システム。
(項目17)
患者の脈管系に挿入するためのサイズを有する細長い部材と、
該細長い部材上に配置されたヒータであって、該ヒータは、内部通路を有し、該内部通路は、第1の直径を有する第1の領域と第2の直径を有する第2の領域とを備えている、ヒータと、
該ヒータの該内部通路を通して位置付けられた可撓性テザー部材と
を備え、
該可撓性テザーは、該インプラントに接続可能であり、該細長い部材に対して該インプラントを保持する、
インプラント送達システム。
(項目18)
前記ヒータの前記内部通路は、前記テザーのみを取り囲むようなサイズを有する、項目17に記載のインプラント送達システム。
(項目19)
前記テザーは、約0.004インチの外径を有し、前記第1の直径は、約0.007インチであり、前記第2の直径は、約0.005インチである、項目17に記載のインプラント送達システム。
(項目20)
前記ヒータの外面は、前記細長い部材に固定されている、項目17に記載のインプラント送達システム。
(項目21)
インプラント用の送達システムであって、
患者の脈管系に挿入するためのサイズを有する細長い部材と、
該細長い部材上に配置されたヒータであって、該ヒータは、内部通路を有し、該内部通路は、第1の直径を有する第1の領域と第2の直径を有する第2の領域とを備えている、ヒータと、
該ヒータの該内部通路を通して位置付けられた複数のテザー部材と
を備え、
該複数のテザー部材は、該インプラントに接続可能であり、該細長い部材に対して該インプラントを保持する、
送達システム。
(項目22)
前記複数のテザー部材は、前記インプラントの複数の異なる場所に接続可能である、項目21に記載の送達システム。
(項目23)
インプラントを解放する方法であって、
脈管系に挿入するためのサイズを有する送達デバイスを提供することと、
該送達デバイスの遠位端付近でヒータを起動することであって、該インプラントは、テザーを用いて、該送達デバイスの遠位端において該送達デバイスに接続されている、ことと、
該テザーの円周領域を該ヒータの内部通路と接触させることによって、該テザーを加熱することと
を含む、方法。
(項目24)
前記テザーを加熱することは、前記ヒータの第1の直径を有する第1の領域と、該ヒータの第2の直径を有する第2の領域とを加熱することをさらに含む、項目23に記載の方法。
(項目25)
前記テザーの円周領域を、前記ヒータの前記第1の領域のみと接触させることをさらに含む、項目24に記載の方法。
本発明は、血管、卵管、瘻孔および動脈瘤等の奇形、心臓欠損(例えば、左心耳および萼片開口)、および他の管腔臓器を含むが、それらに限定されない、体腔内のコイル、ステント、フィルタ、および同等物等、埋込型デバイスを位置付け、配備するために使用される、インプラント送達および分離システムである。
Claims (20)
- インプラント用の送達システムであって、
遠位端および近位端を有する細長い部材であって、該細長い部材の該遠位端は、該インプラントを保持するように動作可能である、細長い部材と、
該細長い部材および該インプラントに接続可能であるテザーと、
該細長い部材上に配置された加熱部材と
を備え、
該加熱部材は、中空通路を有し、該テザーの少なくとも一部分は、該中空通路に存在し、該テザーは、該加熱部材の該中空通路の中に存在する唯一のアイテムであり、
該インプラントは、複数のセルを有するステントであり、該テザーは、該複数のセルのうちの複数のセルを通して位置付けられ、該ステントを圧縮された構成で維持する、
送達システム。 - 前記加熱部材は、第1の直径を有する第1の領域と、第2の直径を有する第2の領域とを備える、請求項1に記載の送達システム。
- 前記第2の領域は、前記テザーのより近くに位置付けられる、請求項2に記載の送達システム。
- 前記テザーは、約0.1016ミリメートルの外径を有し、前記第1の直径は、約0.1778ミリメートルであり、前記第2の直径は、約0.127ミリメートルである、請求項3に記載の送達システム。
- 前記加熱部材は、前記細長い部材の側面に沿って固定された電気作動型加熱コイルである、請求項1に記載の送達システム。
- インプラント用の送達システムであって、
細長い形状を有する押込器部材と、
該インプラントに接続可能である該押込器部材の遠位端と、
該押込器部材を該インプラントに接続するテザーと、
該テザーの上に載置された加熱要素と
を備え、
該加熱要素は、該テザーの外径と実質的に同じである内径を有し、該加熱要素は、該テザーの断絶を引き起こす温度上昇を生成するように制御可能であり、
該インプラントは、複数のセルを有するステントであり、該テザーは、該複数のセルのうちの少なくともいくつかを通して位置付けられ、
該テザーにより、該ステントが、圧縮された構成で維持される、
送達システム。 - 前記加熱要素は、管状の形状を有する、請求項6に記載の送達システム。
- 前記加熱要素は、第1の直径を有する第1の領域と、第2の直径を有する第2の領域とを有する、請求項7に記載の送達システム。
- 前記第2の領域は、前記第1の領域よりも前記テザーの近くに位置付けられる、請求項8に記載の送達システム。
- 前記テザーは、約0.1016ミリメートルの外径を有し、前記第1の直径は、約0.1778ミリメートルであり、前記第2の直径は、約0.127ミリメートルである、請求項9に記載の送達システム。
- 前記テザーは、少なくとも3つのテザーストランドを備え、該少なくとも3つのテザーストランドのそれぞれは、前記インプラントに固定される、請求項6に記載の送達システム。
- インプラント送達システムであって、
患者の脈管系に挿入するためのサイズを有する細長い部材と、
該細長い部材上に配置されたヒータであって、該ヒータは、内部通路を有し、該内部通路は、第1の直径を有する第1の領域と第2の直径を有する第2の領域とを備えている、ヒータと、
該ヒータの該内部通路を通して位置付けられた可撓性テザーと
を備え、
該可撓性テザーは、インプラントに接続可能であり、該細長い部材に対して該インプラントを保持し、
該インプラントは、複数のセルを有するステントであり、該テザーは、該複数のセルのうちの少なくともいくつかを通して位置付けられ、
該テザーにより、該ステントが、圧縮された構成で維持される、
インプラント送達システム。 - 前記ヒータの前記内部通路は、前記テザーのみを取り囲むようなサイズを有する、請求項12に記載のインプラント送達システム。
- 前記テザーは、約0.1016ミリメートルの外径を有し、前記第1の直径は、約0.1778ミリメートルであり、前記第2の直径は、約0.127ミリメートルである、請求項12に記載のインプラント送達システム。
- 前記ヒータの外面は、前記細長い部材に固定されている、請求項12に記載のインプラント送達システム。
- インプラント用の送達システムであって、
患者の脈管系に挿入するためのサイズを有する細長い部材と、
該細長い部材上に配置されたヒータであって、該ヒータは、内部通路を有し、該内部通路は、第1の直径を有する第1の領域と第2の直径を有する第2の領域とを備えている、ヒータと、
該ヒータの該内部通路を通して位置付けられた複数のテザーと
を備え、
該複数のテザーは、該インプラントに接続可能であり、該細長い部材に対して該インプラントを保持し、
該インプラントは、複数のセルを有するステントであり、該複数のテザーは、該複数のセルのうちの少なくともいくつかを通して位置付けられ、
該複数のテザーにより、該ステントが、圧縮された構成で維持される、
送達システム。 - 前記複数のテザーは、前記インプラントの複数の異なる場所に接続可能である、請求項16に記載の送達システム。
- インプラントを解放するためのシステムであって、
脈管系に挿入するためのサイズを有する送達デバイスと、
該送達デバイスの遠位端付近で起動させられるように構成されたヒータと
を備え、
該インプラントは、テザーを用いて、該送達デバイスの遠位端において該送達デバイスに接続されており、
該テザーは、該テザーの円周領域を該ヒータの内部通路と接触させることによって加熱されるように構成されており、
該インプラントは、複数のセルを有するステントであり、該テザーは、該複数のセルのうちの少なくともいくつかを通して位置付けられ、
該テザーにより、該ステントが、圧縮された構成で維持される、
システム。 - 前記テザーは、前記ヒータの第1の直径を有する第1の領域と、該ヒータの第2の直径を有する第2の領域とを加熱することによって加熱されるようにさらに構成されている、請求項18に記載のシステム。
- 前記テザーの円周領域が、前記ヒータの前記第1の領域のみと接触している、請求項19に記載のシステム。
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