JP5453299B2 - 軸線方向に間隔を空けて配置された2つのバルーンの間に膨張用連通部を有する薬剤送達カテーテル - Google Patents
軸線方向に間隔を空けて配置された2つのバルーンの間に膨張用連通部を有する薬剤送達カテーテル Download PDFInfo
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- 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
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0133—Tip steering devices
- A61M25/0155—Tip steering devices with hydraulic or pneumatic means, e.g. balloons or inflatable compartments
-
- 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
- A61M25/0009—Making of catheters or other medical or surgical tubes
- A61M25/0013—Weakening parts of a catheter tubing, e.g. by making cuts in the tube or reducing thickness of a layer at one point to adjust the flexibility
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/008—Strength or flexibility characteristics of the catheter tip
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
- A61M25/0084—Catheter tip comprising a tool being one or more injection needles
-
- 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
- A61M25/02—Holding devices, e.g. on the body
- A61M25/04—Holding devices, e.g. on the body in the body, e.g. expansible
-
- 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
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0606—"Over-the-needle" catheter assemblies, e.g. I.V. catheters
-
- 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
- A61M25/1002—Balloon catheters characterised by balloon shape
-
- 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
- A61M25/1011—Multiple balloon catheters
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/008—Strength or flexibility characteristics of the catheter tip
- A61M2025/0081—Soft tip
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
- A61M25/0084—Catheter tip comprising a tool being one or more injection needles
- A61M2025/0092—Single injection needle protruding laterally from the distal tip
-
- 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
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0082—Catheter tip comprising a tool
- A61M2025/0096—Catheter tip comprising a tool being laterally outward extensions or tools, e.g. hooks or fibres
-
- 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
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0662—Guide tubes
- A61M2025/0681—Systems with catheter and outer tubing, e.g. sheath, sleeve or guide tube
-
- 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
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1047—Balloon catheters with special features or adapted for special applications having centering means, e.g. balloons having an appropriate shape
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Child & Adolescent Psychology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (13)
- 患者の身体管腔の壁の注入部位に薬剤を送達するべく構成された薬剤送達カテーテルにおいて、
a) 細長い軸であって、近位端と、遠位端と、前記軸の前記近位端から前記軸の前記遠位端より近位側に配置された遠位端へと遠位側に延びる膨張用管腔と、その内部にニードルをスライド自在に収容しているニードル挿通管腔と、前記ニードルが後退した位置および長く延びた位置を取るようになっている少なくとも一つのニードル挿通ポートと、を有する軸と、
b) 前記ニードル挿通ポートの近位側に配置された膨張可能な内側部分を有するとともに、その膨張可能な内側部分が前記膨張用管腔と流体的に連通するように前記膨張用管腔の前記遠位端に隣接して密封的に前記軸に固着された、遠位側軸部分上にある近位側バルーンと、前記近位側バルーンの遠位側において前記軸上に位置し、前記ニードル挿通ポートより遠位側に配置された膨張可能な内側部分を有する遠位側バルーンと、
c) 両方の前記バルーンの膨張可能な内側部分の間で、前記ニードル挿通ポートの近位側の位置から遠位側の位置へと延びるとともに、前記近位側バルーンの内部の近位側ポートと前記遠位側バルーンの内部の遠位側ポートとを有し、それによって前記遠位側バルーンの内部を前記近位側バルーンの内部と流体的に連通させて前記遠位側バルーンの膨張をもたらす膨張用連通管腔を形成する膨張用連通チューブと、を備えたことを特徴とするカテーテル。 - 前記膨張用連通チューブは、両方の前記バルーンの膨張可能な内側部分の間で螺旋状に延びていることを特徴とする請求項1に記載のカテーテル。
- 前記膨張用連通チューブは、両方の前記バルーンの膨張可能な内側部分の略全長に沿って延びていることを特徴とする請求項2に記載のカテーテル。
- 前記膨張用連通チューブは、前記軸の外側表面に部分的に埋め込まれ、前記軸の隣接部分の外側表面を越えて前記チューブの外径より小さい量だけ半径方向に延びるようになっていることを特徴とする請求項2に記載のカテーテル。
- 前記膨張用連通チューブは、前記軸の外側表面に完全に埋め込まれていることを特徴とする請求項2に記載のカテーテル。
- 前記膨張用連通チューブは、閉鎖された近位側の端部を有しており、前記膨張用連通部の近位側ポートが前記閉鎖された近位側の端部より遠位側で前記チューブの側壁に配置されていることを特徴とする請求項2に記載のカテーテル。
- 前記膨張用連通チューブは、閉鎖された遠位側の端部を有しており、前記膨張用連通部の遠位側ポートが前記閉鎖された遠位側の端部より近位側で前記チューブの側壁に配置されていることを特徴とする請求項6に記載のカテーテル。
- 前記膨張用連通チューブは、前記近位側バルーンの膨張可能な内側部分の近位側の位置から前記遠位側バルーンの膨張可能な内側部分の遠位側の位置まで延びていることを特徴とする請求項7に記載のカテーテル。
- 前記膨張用連通チューブは、前記2つのバルーンの間に、露出した内側および外側の表面を持つ自由な巻きコイル部分を有する中間部分を有していることを特徴とする請求項2に記載のカテーテル。
- 前記膨張用連通チューブは、前記軸の隙間に沿って前記2つのバルーンの間で延びる中間部分を有しており、
前記軸は、前記近位側バルーンの遠位端に密封的に固着された遠位端を具備する内側管状部材と、遠位側バルーンが密封的に固定されるとともに前記内側管状部材の遠位端から遠位側に間隔を空けて配置されることによって前記軸の隙間を形成している延長内側管状部材と、を有し、
前記遠位側バルーンおよび前記延長内側管状部材は、前記膨張用連通チューブの中間部分のみによって、前記内側管状部材および前記近位側バルーン固定的に接続されていることを特徴とする請求項2に記載のカテーテル。 - 前記軸は、ニードル挿通管腔およびポートを形成するニードル外筒管状部材と、内部に膨張用管腔がある外側管状部材とを有し、
前記内側管状部材および延長内側管状部材は、内部に前記ニードル外筒管状部材をスライド自在に受け入れるように構成されたワイヤ管腔を形成していることを特徴とする請求項10に記載のカテーテル。 - 前記膨張用連通チューブは、その全長に沿って螺旋状に延びるとともに、前記膨張用連通チューブは、前記内側管状部材の一部分の周りに螺旋状に延びる近位側の部分と、前記延長内側管状部材の少なくとも一部分の周りに螺旋状に延びる遠位側の部分とを有していることを特徴とする請求項11に記載のカテーテル。
- 前記膨張用連通チューブの少なくとも一部分が、前記軸の外側表面上で実質的に軸線方向に延びていることを特徴とする請求項1に記載のカテーテル。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US99298307P | 2007-12-06 | 2007-12-06 | |
US60/992,983 | 2007-12-06 | ||
US12/328,054 | 2008-12-04 | ||
US12/328,054 US8043257B2 (en) | 2007-12-06 | 2008-12-04 | Agent delivery catheter having an inflation bridge between two axially spaced balloons |
US12/328,731 US8100860B2 (en) | 2007-12-06 | 2008-12-04 | Device and method for treating vulnerable plaque |
US12/328,731 | 2008-12-04 | ||
PCT/US2008/085702 WO2009076215A2 (en) | 2007-12-06 | 2008-12-05 | Agent delivery catheter having an inflation bridge between two axially spaced balloons |
Publications (2)
Publication Number | Publication Date |
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JP2011505916A JP2011505916A (ja) | 2011-03-03 |
JP5453299B2 true JP5453299B2 (ja) | 2014-03-26 |
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Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010537115A Expired - Fee Related JP5453299B2 (ja) | 2007-12-06 | 2008-12-05 | 軸線方向に間隔を空けて配置された2つのバルーンの間に膨張用連通部を有する薬剤送達カテーテル |
JP2010537121A Expired - Fee Related JP5666912B2 (ja) | 2007-12-06 | 2008-12-05 | 半径方向に拡張可能なセンタリング支持部材を有する薬剤送達カテーテル |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010537121A Expired - Fee Related JP5666912B2 (ja) | 2007-12-06 | 2008-12-05 | 半径方向に拡張可能なセンタリング支持部材を有する薬剤送達カテーテル |
Country Status (4)
Country | Link |
---|---|
US (5) | US8075519B2 (ja) |
EP (2) | EP2231249A2 (ja) |
JP (2) | JP5453299B2 (ja) |
WO (2) | WO2009076215A2 (ja) |
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US8075519B2 (en) | 2011-12-13 |
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