JP2018508262A5 - - Google Patents
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- JP2018508262A5 JP2018508262A5 JP2017540854A JP2017540854A JP2018508262A5 JP 2018508262 A5 JP2018508262 A5 JP 2018508262A5 JP 2017540854 A JP2017540854 A JP 2017540854A JP 2017540854 A JP2017540854 A JP 2017540854A JP 2018508262 A5 JP2018508262 A5 JP 2018508262A5
- Authority
- JP
- Japan
- Prior art keywords
- treatment catheter
- hollow shaft
- catheter according
- seal unit
- treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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- 239000003550 marker Substances 0.000 claims 3
- 239000000463 material Substances 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 2
- 239000003814 drug Substances 0.000 claims 1
- 230000002708 enhancing Effects 0.000 claims 1
- 239000012528 membrane Substances 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000007789 sealing Methods 0.000 claims 1
- 238000002560 therapeutic procedure Methods 0.000 claims 1
Claims (16)
拡張可能な構造体と、
１またはそれ以上の第１貫通孔および１またはそれ以上の第２貫通孔が設けられた壁を有する細長い中空シャフトであって、前記１またはそれ以上の第１貫通孔が、前記１またはそれ以上の第２貫通孔から軸方向に間隔を置いて配置され、当該細長い中空シャフトが近位端部分および遠位端部分を有し、前記拡張可能な構造体が当該細長い中空シャフトの遠位端部分の周囲に配置され、前記１またはそれ以上の第１貫通孔が前記拡張可能な構造体の下に存在し、かつ前記１またはそれ以上の第２貫通孔が前記拡張可能な構造体よりも近位側に位置する、細長い中空シャフトと、
前記細長い中空シャフトの外面に沿って配置されたスリーブであって、第１軸方向位置と第２軸方向位置との間で移動可能であり、前記１またはそれ以上の第２貫通孔を介して前記管腔内に治療薬が流れるのをそれぞれ阻止または許容するスリーブと、
前記細長い中空シャフトの内側ルーメン内に配置されたシールユニットを有する細長いワイヤであって、前記シールユニットが、前記拡張可能な構造体の下に少なくとも部分的に配置され、かつ第１軸方向位置と第２軸方向位置との間で移動可能であり、前記１またはそれ以上の第１貫通孔を介して、前記拡張可能な構造体のキャビティと前記中空シャフトの内側ルーメンとの間に膨張媒体が流れるのをそれぞれ許容または阻止し、前記第１軸方向位置が前記第２軸方向位置よりも遠位側に位置する、細長いワイヤとを備えることを特徴とする治療カテーテル。 A treatment catheter for placement in a body lumen of a patient,
Expansion and Zhang possible structure,
An elongate hollow shaft having one or more of the first through hole and one or more second through holes are provided walls, said one or more first through holes, said one or more The elongated hollow shaft has a proximal end portion and a distal end portion, and the expandable structure is a distal end portion of the elongated hollow shaft. And the one or more first through holes are present under the expandable structure , and the one or more second through holes are closer to the expandable structure. An elongated hollow shaft located on the distal side ,
A sleeve disposed along an outer surface of the elongated hollow shaft, the sleeve being movable between a first axial position and a second axial position, via the one or more second through holes; Sleeves that respectively block or allow a therapeutic agent to flow into the lumen;
An elongate wire having a seal unit disposed within an inner lumen of the elongate hollow shaft, wherein the seal unit is at least partially disposed under the expandable structure and has a first axial position. An inflation medium is movable between a second axial position and between the cavity of the expandable structure and the inner lumen of the hollow shaft via the one or more first through-holes. A treatment catheter comprising : an elongate wire, each allowing or preventing flow and wherein the first axial position is located distal to the second axial position .
前記シールユニットよりも近位に位置する細長いワイヤの断面積は、前記細長い中空シャフトの内側ルーメンの断面積よりも小さいことを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
The treatment catheter according to claim 1, wherein a cross-sectional area of an elongated wire positioned proximal to the seal unit is smaller than a cross-sectional area of an inner lumen of the elongated hollow shaft.
前記細長い中空シャフトが金属から形成されることを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
A treatment catheter, wherein the elongated hollow shaft is made of metal.
前記細長い中空シャフトがハイポチューブを含むことを特徴とする治療カテーテル。 The treatment catheter according to claim 3,
A treatment catheter wherein the elongated hollow shaft includes a hypotube.
前記細長い中空シャフトが、０．０２５インチと０．０３５インチとの間の外径を有することを特徴とする治療カテーテル。 The treatment catheter according to claim 3,
A treatment catheter wherein the elongated hollow shaft has an outer diameter between 0.025 inches and 0.035 inches.
前記細長い中空シャフトの壁が、０．００４インチと０．００６インチとの間の厚さを有することを特徴とする治療カテーテル。 The treatment catheter according to claim 5 ,
A treatment catheter, wherein the wall of the elongated hollow shaft has a thickness between 0.004 inches and 0.006 inches.
前記細長い中空シャフトの遠位部分が、当該遠位部分の可撓性を高めるために、外面に延びる複数の切り込みを含むことを特徴とする治療カテーテル。 The treatment catheter according to claim 5 ,
A treatment catheter wherein the distal portion of the elongate hollow shaft includes a plurality of cuts extending to an outer surface to increase the flexibility of the distal portion.
前記シールユニットの外面と前記細長い中空シャフトの内面との間に圧縮嵌めが存在することを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
A treatment catheter, wherein a compression fit exists between the outer surface of the seal unit and the inner surface of the elongated hollow shaft.
前記スリーブと前記細長い中空シャフトの外面との間に圧縮嵌めが存在することを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
A treatment catheter wherein a compression fit exists between the sleeve and the outer surface of the elongated hollow shaft.
前記シールユニットが、前記細長いワイヤの外面の長さに沿って配置されたエラストマー材料を含み、前記エラストマー材料が、前記細長いワイヤの外面の凹部内に存在することを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
Therapy catheter wherein the sealing unit, which seen containing an elastomeric material disposed along the length of the outer surface of the elongate wire, said elastomeric material, characterized in that present in the recess of the outer surface of the elongate wire.
前記細長いワイヤの外面が、前記細長いワイヤへのエラストマー材料の付着力を高めるために粗面化されていることを特徴とする治療カテーテル。 The treatment catheter according to claim 10 ,
A treatment catheter wherein the outer surface of the elongated wire is roughened to enhance the adhesion of elastomeric material to the elongated wire.
前記シールユニットが、近位端および遠位端を備え、前記細長いワイヤには、前記シールユニットの近位端に隣接する第１放射線不透過性マーカと、前記シールユニットの遠位端に隣接する第２放射線不透過性マーカとが設けられていることを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
The seal unit includes a proximal end and a distal end, and the elongated wire is adjacent to a first radiopaque marker adjacent the proximal end of the seal unit and a distal end of the seal unit. A treatment catheter comprising a second radiopaque marker.
前記スリーブの遠位端に第３放射線不透過性マーカが設けられていることを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
A treatment catheter, wherein a third radiopaque marker is provided at the distal end of the sleeve.
前記細長いワイヤ、前記シールユニットおよび前記細長い中空シャフトの遠位端のうちの１またはそれ以上に、第１軸方向位置と第２軸方向位置との間で前記シールユニットの軸方向の移動範囲を定める止め要素が設けられていることを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
One or more of the elongate wire, the seal unit and the distal end of the elongate hollow shaft have an axial range of movement of the seal unit between a first axial position and a second axial position. A treatment catheter, characterized in that a stop element is provided.
前記細長いワイヤが、前記シールユニットよりも遠位方向に延びる端部セグメントを備え、前記端部セグメントが、前記治療カテーテルが身体管腔の少なくとも一部分を通して自動誘導されるのに十分な長さを有することを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
The elongate wire includes an end segment extending distally than the seal unit, the end segment having a length sufficient for the treatment catheter to be automatically guided through at least a portion of a body lumen. A treatment catheter characterized by that.
前記拡張可能な構造体が、膨張可能な膜を含むバルーンであり、前記バルーンの近位部分に沿って配置された膨張可能な膜の少なくとも一部分が多孔性であることを特徴とする治療カテーテル。 The treatment catheter according to claim 1,
Treatment wherein the expandable structure, Ri balloon der including Rise Zhang possible film, at least a portion of the expandable membrane disposed along the proximal portion of the balloon characterized in that it is a porous catheter.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201562112134P | 2015-02-04 | 2015-02-04 | |
| US62/112,134 | 2015-02-04 | ||
| PCT/US2016/012584 WO2016126369A1 (en) | 2015-02-04 | 2016-01-08 | Apparatus and methods for administering treatment within a bodily duct of a patient |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2018508262A JP2018508262A (en) | 2018-03-29 |
| JP2018508262A5 true JP2018508262A5 (en) | 2019-01-17 |
| JP6817948B2 JP6817948B2 (en) | 2021-01-20 |
Family
ID=56564494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017540854A Active JP6817948B2 (en) | 2015-02-04 | 2016-01-08 | Devices and methods for performing treatment within the patient's body lumen |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6817948B2 (en) |
| WO (1) | WO2016126369A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3568190B1 (en) * | 2017-01-12 | 2023-11-22 | The Regents of the University of California | Endovascular perfusion augmentation for critical care |
| EP3801730A4 (en) * | 2018-06-01 | 2022-03-30 | Penumbra, Inc. | Venous infusion catheter and methods for its use |
| US12097345B2 (en) * | 2018-06-01 | 2024-09-24 | Penumbra, Inc. | Infusion catheter and methods of use |
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| US6749619B2 (en) * | 2001-11-20 | 2004-06-15 | The Cleveland Clinic Foundation | Apparatus and method for eliminating dislodged thrombus |
| US6755813B2 (en) * | 2001-11-20 | 2004-06-29 | Cleveland Clinic Foundation | Apparatus and method for performing thrombolysis |
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| US7041080B2 (en) * | 2003-08-01 | 2006-05-09 | Medtronic Vascular, Inc. | Rotary valve for balloon catheter |
| US20060264897A1 (en) * | 2005-01-24 | 2006-11-23 | Neurosystec Corporation | Apparatus and method for delivering therapeutic and/or other agents to the inner ear and to other tissues |
| US9254211B2 (en) * | 2005-10-06 | 2016-02-09 | Cordis Corporation | Stent delivery system using a steerable guide wire |
| US20070088257A1 (en) * | 2005-10-13 | 2007-04-19 | Conor Medsystems, Inc. | Rapid exchange catheter with hypotube and short exchange length |
| US8197441B2 (en) * | 2005-12-06 | 2012-06-12 | Abbott Cardiovascular Systems Inc. | Catheter mounted automatic vessel occlusion and fluid dispersion devices |
| US20110071497A1 (en) * | 2009-09-23 | 2011-03-24 | Alinsod Red M | Balloon fixated catheter |
| EP2528540A4 (en) * | 2010-01-29 | 2013-11-13 | Icon Medical Corp | Biodegradable protrusions on inflatable device |
| US8480597B2 (en) * | 2010-09-13 | 2013-07-09 | Abbott Laboratories | Color coded guide wire and methods of making same |
| WO2012122183A1 (en) * | 2011-03-07 | 2012-09-13 | Stryker Corporation | Balloon catheter and support shaft for same |
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2016
- 2016-01-08 WO PCT/US2016/012584 patent/WO2016126369A1/en active Application Filing
- 2016-01-08 JP JP2017540854A patent/JP6817948B2/en active Active
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