JP6725657B2 - 経皮カテーテルおよび経皮カテーテル組立体 - Google Patents
経皮カテーテルおよび経皮カテーテル組立体 Download PDFInfo
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Classifications
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
- A61M1/3659—Cannulae pertaining to extracorporeal circulation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L29/00—Materials for catheters, medical tubing, cannulae, or endoscopes or for coating catheters
- A61L29/14—Materials characterised by their function or physical properties, e.g. lubricating compositions
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3639—Blood pressure control, pressure transducers specially adapted therefor
-
- 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
- A61M1/00—Suction or pumping devices for medical purposes; Devices for carrying-off, for treatment of, or for carrying-over, body-liquids; Drainage systems
- A61M1/36—Other treatment of blood in a by-pass of the natural circulatory system, e.g. temperature adaptation, irradiation ; Extra-corporeal blood circuits
- A61M1/3621—Extra-corporeal blood circuits
- A61M1/3653—Interfaces between patient blood circulation and extra-corporal blood circuit
- A61M1/3659—Cannulae pertaining to extracorporeal circulation
- A61M1/3661—Cannulae pertaining to extracorporeal circulation for haemodialysis
-
- 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
-
- 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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M25/005—Catheters; Hollow probes characterised by structural features with embedded materials for reinforcement, e.g. wires, coils, braids
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/0247—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M2025/0024—Expandable catheters or sheaths
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M2025/0025—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter having a collapsible lumen
-
- 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0023—Catheters; Hollow probes characterised by the form of the tubing by the form of the lumen, e.g. cross-section, variable diameter
- A61M25/0026—Multi-lumen catheters with stationary elements
- A61M25/003—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves
- A61M2025/0031—Multi-lumen catheters with stationary elements characterized by features relating to least one lumen located at the distal part of the catheter, e.g. filters, plugs or valves characterized by lumina for withdrawing or delivering, i.e. used for extracorporeal circuit treatment
-
- 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
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/0247—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body
- A61M2039/0258—Semi-permanent or permanent transcutaneous or percutaneous access sites to the inside of the body for vascular access, e.g. blood stream access
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0266—Shape memory materials
-
- 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
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- General Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Cardiology (AREA)
- Urology & Nephrology (AREA)
- Epidemiology (AREA)
- Gastroenterology & Hepatology (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- External Artificial Organs (AREA)
Description
図2〜図5を参照して、本発明の第1実施形態に係る経皮カテーテル組立体(以下、「カテーテル組立体」と称する)100を説明する。図2〜図5は、第1実施形態に係るカテーテル組立体100の構成の説明に供する図である。
次に、図6を参照して、上述したカテーテル組立体100の使用方法について説明する。図6(A)は、カテーテル30にダイレーター50が挿通される前の状態、図6(B)は、カテーテル30にダイレーター50が挿通された後の状態、図6(C)は、カテーテル30からダイレーター50が抜去されて非コーティング部32から脱血している状態を、それぞれ示している。
次に、第1実施形態の改変例1について説明する。
次に、第1実施形態の改変例2について説明する。
<第2実施形態>
次に、図8〜図10を参照して、本発明の第2実施形態に係る経皮カテーテル組立体(以下、「カテーテル組立体」と称する。)200を説明する。図8〜図10は、第2実施形態に係るカテーテル組立体200の構成の説明に供する図である。
31、131 カテーテルチューブ、
32、232 非コーティング部、
32a 非コーティング部の先端、
32b 非コーティング部の内周部、
33、133 コーティング部、
331、134 先端部、
331b 先端部の内周部、
332、135 基端部、
41 先端チップ、
50 ダイレーター、
50b ダイレーターの外周部、
100、200 カテーテル組立体、
W ワイヤー。
Claims (4)
- 血液を通し、ダイレーターが挿通されることによって軸方向に伸長する経皮カテーテルであって、
前記軸方向に延在するカテーテルチューブと、
前記カテーテルチューブの先端側に設けられ、前記ダイレーターが当接可能に構成された先端チップと、を有し、
前記カテーテルチューブは、
前記先端チップの基端側に設けられ、交差するように編組されたワイヤーからなる非コーティング部と、
前記非コーティング部の基端側に設けられ、交差するように編組されたワイヤーが樹脂材料によって被覆されてなるコーティング部と、を有し、
前記ダイレーターが挿通される前において、前記非コーティング部の内径は、前記ダイレーターの外径よりも大きく構成され、
前記ダイレーターが挿通された際において、前記非コーティング部は前記軸方向に伸長して内径が縮径することによって、前記非コーティング部の内周部は前記ダイレーターの外周部に密着し、
前記コーティング部は、先端側に設けられる先端部と、前記先端部の基端側に設けられ前記先端部よりも伸縮性が低い基端部と、を有し、
前記ダイレーターが挿通される前において、前記先端部の内径は、前記ダイレーターの外径よりも大きく構成され、
前記ダイレーターが挿通された際において、前記先端部は前記軸方向に伸長して内径が縮径することによって、前記先端部の内周部は前記ダイレーターの外周部に密着する経皮カテーテル。 - 前記非コーティング部の先端は、先端側に向けて縮径するテーパ状に形成され、
前記先端チップは、前記非コーティング部の前記先端を内包する請求項1に記載の経皮カテーテル。 - 前記ワイヤーは形状記憶材料によって構成される請求項1または請求項2に記載の経皮カテーテル。
- 請求項1〜3のいずれか1項に記載の経皮カテーテルと、前記ダイレーターと、を有する経皮カテーテル組立体。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016113694 | 2016-06-07 | ||
JP2016113694 | 2016-06-07 | ||
PCT/JP2017/008828 WO2017212716A1 (ja) | 2016-06-07 | 2017-03-06 | 経皮カテーテルおよび経皮カテーテル組立体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017212716A1 JPWO2017212716A1 (ja) | 2019-04-04 |
JP6725657B2 true JP6725657B2 (ja) | 2020-07-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018522325A Active JP6725657B2 (ja) | 2016-06-07 | 2017-03-06 | 経皮カテーテルおよび経皮カテーテル組立体 |
Country Status (6)
Country | Link |
---|---|
US (1) | US11260159B2 (ja) |
EP (1) | EP3466475B1 (ja) |
JP (1) | JP6725657B2 (ja) |
KR (1) | KR102373959B1 (ja) |
CN (1) | CN109069795B (ja) |
WO (1) | WO2017212716A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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FR3092000B1 (fr) * | 2019-01-28 | 2023-02-24 | Hopitaux Paris Assist Publique | Canule d’injection, système d’injection d’un fluide |
JP2023049052A (ja) * | 2020-03-05 | 2023-04-10 | テルモ株式会社 | 経皮カテーテルおよび経皮カテーテルの使用方法 |
FR3131539B1 (fr) * | 2021-12-31 | 2023-12-22 | Bypa Medical Solutions | Canule d’admission d’un dispositif d’assistance ou de suppléance du cœur. |
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US5295994A (en) * | 1991-11-15 | 1994-03-22 | Bonutti Peter M | Active cannulas |
US5341818A (en) * | 1992-12-22 | 1994-08-30 | Advanced Cardiovascular Systems, Inc. | Guidewire with superelastic distal portion |
EP0592726B1 (de) | 1992-10-12 | 1997-03-05 | Schneider (Europe) Ag | Katheter mit einer Gefässstütze |
US6673042B1 (en) | 1999-11-22 | 2004-01-06 | Wilfred J. Samson | Expandable venous cannula and method of use |
US6626859B2 (en) * | 2000-01-18 | 2003-09-30 | Coraflo Ltd. | High performance cannulas |
US20030120223A1 (en) * | 2001-01-17 | 2003-06-26 | Von Segesser Ludwig K. | High performance cannulas |
PL1651121T3 (pl) * | 2003-07-07 | 2008-02-29 | Coraflo Ltd Liab Co | Wysokosprawne kaniule |
IL158889A0 (en) * | 2003-11-16 | 2004-05-12 | Sergey Popov | Dilating trocar |
US20060135981A1 (en) * | 2004-09-09 | 2006-06-22 | Jay Lenker | Expandable transluminal sheath |
ES2544955T3 (es) | 2006-04-19 | 2015-09-07 | Asahi Kasei Medical Co., Ltd. | Sensor de presión para circuito de circulación extracorporal |
CN103654694B (zh) | 2008-02-05 | 2016-09-07 | 可控仪器制造公司 | 可操纵管 |
WO2014031149A1 (en) * | 2012-08-24 | 2014-02-27 | St. Jude Medical Puerto Rico Llc | Collapsible sheath and tapered dilator for tissue puncture access |
JP6078271B2 (ja) * | 2012-09-06 | 2017-02-08 | 株式会社パイオラックスメディカルデバイス | カテーテル |
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US20190083695A1 (en) | 2019-03-21 |
KR20190016492A (ko) | 2019-02-18 |
US11260159B2 (en) | 2022-03-01 |
CN109069795B (zh) | 2021-05-25 |
EP3466475A1 (en) | 2019-04-10 |
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WO2017212716A1 (ja) | 2017-12-14 |
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