JP6307495B2 - 液圧アクチュエータを有するカテーテル - Google Patents
液圧アクチュエータを有するカテーテル Download PDFInfo
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- JP6307495B2 JP6307495B2 JP2015511488A JP2015511488A JP6307495B2 JP 6307495 B2 JP6307495 B2 JP 6307495B2 JP 2015511488 A JP2015511488 A JP 2015511488A JP 2015511488 A JP2015511488 A JP 2015511488A JP 6307495 B2 JP6307495 B2 JP 6307495B2
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- tubular member
- catheter
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- 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
- A61F2/962—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve
- A61F2/966—Instruments specially adapted for placement or removal of stents or stent-grafts having an outer sleeve with relative longitudinal movement between outer sleeve and prosthesis, e.g. using a push rod
-
- 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
- A61F2/958—Inflatable balloons for placing stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/09—Guide wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
- A61M25/10184—Means for controlling or monitoring inflation or deflation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/10—Balloon catheters
- A61M25/1018—Balloon inflating or inflation-control devices
- A61M25/10184—Means for controlling or monitoring inflation or deflation
- A61M25/10185—Valves
-
- 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
- A61F2/9522—Means for mounting a stent or stent-graft onto or into a placement 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
- A61F2/958—Inflatable balloons for placing stents or stent-grafts
- A61F2002/9583—Means for holding the stent on the balloon, e.g. using protrusions, adhesives or an outer sleeve
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M2025/0183—Rapid exchange or monorail catheters
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Transplantation (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Cardiology (AREA)
- Hematology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Anesthesiology (AREA)
- Child & Adolescent Psychology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
本出願は、2012年5月9日に出願した米国特許出願第13/467,660号における優先権の恩典を主張し、参照によりその全体は本明細書に組込まれるものとする。
Claims (32)
- カテーテルにおいて、
基端部、末端部及び外面を有する内側管状部材であって、内部に画定した流体ルーメンを有し、前記流体ルーメンは前記内側管状部材の末端部に沿う外面に画定した流体フローポートを有する、該内側管状部材と、
前記内側管状部材に対して移動可能な半径方向に膨張可能な外側管状部材であり、基端部、末端部及び前記内側管状部材の前記外面に指向する内面を有する、該外側管状部材と、
前記外側管状部材の前記内面から前記内側管状部材の前記外面に向かって突出する基端シールであり、前記流体フローポートの基端側に位置する基端シールと、
前記内側管状部材の前記外面から前記外側管状部材の前記内面に向かって突出する末端シールであり、前記流体フローポートの末端側に位置する末端シールと、
前記基端シール、前記末端シール、前記内側管状部材の前記外面及び前記外側管状部材の前記内面によって画定される圧力チャンバであって、前記流体フローポートに流体連通し、前記流体フローポートから前記圧力チャンバ内に導入される流体が前記基端シールに対して力を加え、前記外側管状部材を基端方向に押しやる、該圧力チャンバと
を備える、カテーテル。 - 請求項1記載のカテーテルにおいて、前記内側管状部材は、さらに、その内部に画定したガイドワイヤルーメンを有する、カテーテル。
- 請求項2記載のカテーテルにおいて、前記ガイドワイヤルーメンは、前記流体ルーメン内に配置したガイドワイヤ管によって画定する、カテーテル。
- 請求項1記載のカテーテルにおいて、さらに、前記内側管状部材に取付け、前記流体フローポートの末端側で前記流体ルーメンの末端部を封止するマーカーを備える、カテーテル。
- 請求項1記載のカテーテルにおいて、前記流体ルーメンはガイドワイヤを収容する構成とし、前記流体ルーメンは、さらに、挿通したガイドワイヤの周りを封止する基端ガイドワイヤシール及び末端ガイドワイヤシールを有する、カテーテル。
- 請求項1記載のカテーテルにおいて、前記基端シール及び末端シールは、親水性材料で形成する、カテーテル。
- 請求項1記載のカテーテルにおいて、前記基端シール及び末端シールは、疎水性材料で形成する、カテーテル。
- 請求項1記載のカテーテルにおいて、さらに、前記内側管状部材の前記外面に取付け、また前記流体フローポートに流体連通するベローズコンポーネントを備え、前記流体フローポートから導入した流体により前記ベローズコンポーネントを膨張させて、前記外側管状部材を後退させる、カテーテル。
- 請求項1記載のカテーテルにおいて、さらに、前記外側管状部材を基端方向に押圧偏倚するよう配置したばねを備える、カテーテル。
- 請求項9記載のカテーテルにおいて、前記ばねは、金属又は合金で形成する、カテーテル。
- 請求項9記載のカテーテルにおいて、前記ばねは、一定ピッチを有する、カテーテル。
- 請求項9記載のカテーテルにおいて、前記ばねは、一定直径を有する、カテーテル。
- 請求項9記載のカテーテルにおいて、さらに、溶解可能な接着剤であって、接着剤が溶解するまで前記ばねを圧縮した形態に維持する、該接着剤を備える、カテーテル。
- 請求項9記載のカテーテルにおいて、さらに、ばねに取付ける釈放可能なクリップであって、ばねを圧縮した形態に一時的に固定する、該クリップを備える、カテーテル。
- 請求項9記載のカテーテルにおいて、さらに、膨張可能なバルーンであって、前記膨張可能なバルーンが膨張したとき、前記ばねを圧縮した形態に保持するよう配置した、該バルーンを備える、カテーテル。
- 請求項15記載のカテーテルにおいて、前記バルーンは、内部に画定した内部チャンバ及びバルーンポートを有し、前記バルーンは、前記バルーンポートが前記流体フローポートに整列して前記バルーンの前記内部チャンバが前記流体フローポートに流体連通するよう移動可能にする、カテーテル。
- 請求項1記載のカテーテルにおいて、前記基端シール及び末端シールは半径方向に膨張可能なものとする、カテーテル。
- 請求項1記載のカテーテルにおいて、前記基端シール及び末端シールは圧縮した状態及び膨張した状態をとる、低デュロメータゴムで形成する、カテーテル。
- 請求項1記載のカテーテルにおいて、前記外側管状部材は、前記圧力チャンバ内の流体圧力が増加する際に半径方向に膨張可能である、カテーテル。
- 請求項1記載のカテーテルにおいて、前記外側管状部材は形状記憶材料で形成し、前記外側管状部材は、前記圧力チャンバ内の流体温度が上昇する際に半径方向に膨張可能にする、カテーテル。
- 請求項1記載のカテーテルにおいて、前記外側管状部材は収縮した形態及び膨張した形態をとる材料で形成し、前記外側管状部材は、前記圧力チャンバ内の流体圧力が増加する際に前記収縮した形態から膨張した形態に遷移する、カテーテル。
- 請求項1記載のカテーテルにおいて、さらに、前記圧力チャンバに対応する長さに沿って、前記内側管状部材内に配置した補強部材を備える、カテーテル。
- 請求項1記載のカテーテルにおいて、さらに、前記内側管状部材の前記末端部に配置したステント着座部を備える、カテーテル。
- 請求項23記載のカテーテルにおいて、さらに、前記ステント着座部の周りに配置したステントを備える、カテーテル。
- カテーテルにおいて、
基端部、末端部及び外面を有する内側管状部材であって、内部に画定した流体ルーメンを有し、前記流体ルーメンは前記内側管状部材の末端部に沿う外面に画定した流体フローポートを有する、該内側管状部材と、
前記内側管状部材に対して移動可能な外側管状部材であり、基端部、末端部及び前記内側管状部材の前記外面に指向する内面を有する、該外側管状部材と、
前記外側管状部材の前記内面から前記内側管状部材の前記外面に向かって突出する基端シールであり、前記流体フローポートの基端側に位置する基端シールと、
前記内側管状部材の前記外面から前記外側管状部材の前記内面に向かって突出する末端シールであり、前記流体フローポートの末端側に位置する末端シールと、
前記基端シール、前記末端シール、前記内側管状部材の前記外面及び前記外側管状部材の前記内面によって画定される圧力チャンバであって、前記流体フローポートに流体連通し、前記流体フローポートから前記圧力チャンバ内に導入される流体が前記基端シールに対して力を加え、前記外側管状部材を基端方向に押しやる、該圧力チャンバと、
前記外側管状部材を基端方向に押圧偏倚するよう配置したばねと
を備える、カテーテル。 - 請求項25記載のカテーテルにおいて、前記ばねは、金属又は合金で形成する、カテーテル。
- 請求項25記載のカテーテルにおいて、前記ばねは、一定ピッチを有する、カテーテル。
- 請求項25記載のカテーテルにおいて、前記ばねは、一定直径を有する、カテーテル。
- 請求項25記載のカテーテルにおいて、さらに、溶解可能な接着剤であって、接着剤が溶解するまで前記ばねを圧縮した形態に維持する、該接着剤を備える、カテーテル。
- 請求項25記載のカテーテルにおいて、さらに、ばねに取付ける釈放可能なクリップであって、ばねを圧縮した形態に一時的に固定する、該クリップを備える、カテーテル。
- 請求項25記載のカテーテルにおいて、さらに、膨張可能なバルーンであって、前記膨張可能なバルーンが膨張したとき、前記ばねを圧縮した形態に保持するよう配置した、該バルーンを備える、カテーテル。
- 請求項31記載のカテーテルにおいて、前記バルーンは、内部に画定した内部チャンバ及びバルーンポートを有し、前記バルーンは、前記バルーンポートが前記流体フローポートに整列して前記バルーンの前記内部チャンバが前記流体フローポートに流体連通するよう移動可能にする、カテーテル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/467,660 US9011513B2 (en) | 2012-05-09 | 2012-05-09 | Catheter having hydraulic actuator |
US13/467,660 | 2012-05-09 | ||
PCT/US2013/036884 WO2013169449A1 (en) | 2012-05-09 | 2013-04-17 | Catheter having hydraulic actuator |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015515912A JP2015515912A (ja) | 2015-06-04 |
JP6307495B2 true JP6307495B2 (ja) | 2018-04-04 |
Family
ID=48190643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015511488A Expired - Fee Related JP6307495B2 (ja) | 2012-05-09 | 2013-04-17 | 液圧アクチュエータを有するカテーテル |
Country Status (5)
Country | Link |
---|---|
US (4) | US9011513B2 (ja) |
EP (2) | EP2949295B1 (ja) |
JP (1) | JP6307495B2 (ja) |
CN (1) | CN104168860B (ja) |
WO (1) | WO2013169449A1 (ja) |
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US20130304179A1 (en) | 2013-11-14 |
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US20160287420A1 (en) | 2016-10-06 |
CN104168860A (zh) | 2014-11-26 |
EP2949295B1 (en) | 2017-07-19 |
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