JP6713418B2 - カテーテル - Google Patents
カテーテル Download PDFInfo
- Publication number
- JP6713418B2 JP6713418B2 JP2016569330A JP2016569330A JP6713418B2 JP 6713418 B2 JP6713418 B2 JP 6713418B2 JP 2016569330 A JP2016569330 A JP 2016569330A JP 2016569330 A JP2016569330 A JP 2016569330A JP 6713418 B2 JP6713418 B2 JP 6713418B2
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- JP
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- Prior art keywords
- shaft
- distal
- proximal
- catheter
- proximal shaft
- 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.)
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Images
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
- A61M25/01—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
- A61M25/00—Catheters; Hollow probes
- A61M25/0009—Making of catheters or other medical or surgical tubes
-
- 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
- A61M25/0014—Connecting a tube to a hub
-
- 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
- A61M25/0054—Catheters; Hollow probes characterised by structural features with regions for increasing 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
- A61M25/008—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
- A61M25/0097—Catheters; Hollow probes characterised by the hub
-
- 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
- A61M25/0102—Insertion or introduction using an inner stiffening member, e.g. stylet or push-rod
-
- 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
- A61M25/0141—Tip steering devices having flexible regions as a result of using materials with different mechanical properties
-
- 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
-
- 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
- A61M25/1027—Making of balloon catheters
- A61M25/1034—Joining of shaft and balloon
-
- 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
- A61M25/1027—Making of balloon catheters
- A61M25/1036—Making parts for balloon catheter systems, e.g. shafts or distal ends
-
- 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
- A61M2025/0687—Guide tubes having means for atraumatic insertion in the body or protection of the tip of the sheath during insertion, e.g. special designs of dilators, needles or sheaths
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (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)
Description
11 カテーテル本体部、
11a 先端部
12 バルーン、
13 ハブ、
14 ガイドワイヤー、
30 近位シャフト、
31 端部、
32 貫通部、
33 補強体、
35 貫通部
40 遠位シャフト、
41 開口部、
42 外管、
43 内管、
44 端部、
45 突状部、
45a 拡張部、
50 拡張ルーメン、
51 ガイドワイヤールーメン、
60 芯金材
61 収縮チューブ。
Claims (6)
- 中空状に形成された近位側の近位シャフトと、中空状に形成された遠位側の遠位シャフトとを軸方向に接合したカテーテルシャフトを有するカテーテルであって、
前記近位シャフトと前記遠位シャフトは、一方の端部が他方の端部の中空内部に挿入されて一体化されており、
前記近位シャフトは、端部に内表面と外表面との間を貫通する貫通部を有し、
前記遠位シャフトは、前記貫通部を通じて前記近位シャフトの一方の表面から他方の表面に向かって貫通する突状部を有し、
前記突状部の先端部は、前記貫通部を通じて前記近位シャフトの内表面または外表面に露出し、
前記突状部は、前記近位シャフトの内表面から突出して露出する先端部が前記貫通部よりも広幅の拡張部を有するカテーテル。 - 前記近位シャフトの遠位側端部は、前記遠位シャフトの端部の中空内部に挿入され、前記遠位シャフトの突状部は、前記貫通部を通じて前記近位シャフトの外表面側から内表面側に貫通すると共に、前記近位シャフトの内表面に露出する請求項1記載のカテーテル。
- 前記貫通部は、前記近位シャフトの周面に形成される孔またはスリットである請求項1または2に記載のカテーテル。
- 前記近位シャフトは金属材により形成され、前記遠位シャフトは樹脂材により形成される請求項1〜3のいずれか1項に記載のカテーテル。
- 前記遠位シャフトは、遠位側にバルーンを有する請求項1〜4のいずれか1項に記載のカテーテル。
- 前記近位シャフトの遠位側端部から遠位側に伸びる補強体をさらに有し、
前記補強体の近位側端部は、前記近位シャフトの前記貫通部のうち最も遠位側に配置される貫通部の遠位側に配置される請求項1〜5のいずれか1項に記載のカテーテル。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015005105 | 2015-01-14 | ||
JP2015005105 | 2015-01-14 | ||
PCT/JP2016/050299 WO2016114207A1 (ja) | 2015-01-14 | 2016-01-07 | カテーテル |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016114207A1 JPWO2016114207A1 (ja) | 2017-10-19 |
JP6713418B2 true JP6713418B2 (ja) | 2020-06-24 |
Family
ID=56405754
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016569330A Active JP6713418B2 (ja) | 2015-01-14 | 2016-01-07 | カテーテル |
Country Status (3)
Country | Link |
---|---|
US (1) | US10493236B2 (ja) |
JP (1) | JP6713418B2 (ja) |
WO (1) | WO2016114207A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020062318A (ja) * | 2018-10-19 | 2020-04-23 | 朝日インテック株式会社 | カテーテル |
WO2023176701A1 (ja) * | 2022-03-17 | 2023-09-21 | 株式会社カネカ | 医療用管状体搬送装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4354490A (en) * | 1980-06-09 | 1982-10-19 | Rogers Phillip P | Connector for ambulatory dialysis system |
US5569221A (en) * | 1994-07-07 | 1996-10-29 | Ep Technologies, Inc. | Catheter component bond and method |
JP3310849B2 (ja) * | 1996-01-18 | 2002-08-05 | テルモ株式会社 | 血管拡張器具およびカテーテル |
US5848997A (en) * | 1996-03-15 | 1998-12-15 | Becton Dickinson And Company | Disconnect for medical access devices |
US5762637A (en) * | 1996-08-27 | 1998-06-09 | Scimed Life Systems, Inc. | Insert molded catheter tip |
US6066114A (en) * | 1998-09-09 | 2000-05-23 | Schneider (Usa) Inc | Stiffening member in a rapid exchange dilation catheter |
US6500285B2 (en) * | 1999-08-23 | 2002-12-31 | Scimed Life Systems, Inc. | Method of making a catheter having interlocking ribbed bond regions |
US6921397B2 (en) * | 2003-05-27 | 2005-07-26 | Cardia, Inc. | Flexible delivery device |
KR20080005963A (ko) * | 2005-04-20 | 2008-01-15 | 쿡 인코포레이티드 | 의료 기기용 융착 조인트 |
US9339632B2 (en) * | 2006-09-27 | 2016-05-17 | Boston Scientific Scimed, Inc. | Catheter shaft designs |
JP5822290B2 (ja) * | 2011-06-27 | 2015-11-24 | 株式会社グッドマン | カテーテルチューブの製造方法 |
ES2668681T3 (es) * | 2012-03-23 | 2018-05-21 | Terumo Kabushiki Kaisha | Catéter de balón |
US9757536B2 (en) * | 2012-07-17 | 2017-09-12 | Novartis Ag | Soft tip cannula |
-
2016
- 2016-01-07 JP JP2016569330A patent/JP6713418B2/ja active Active
- 2016-01-07 WO PCT/JP2016/050299 patent/WO2016114207A1/ja active Application Filing
-
2017
- 2017-07-12 US US15/647,481 patent/US10493236B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US10493236B2 (en) | 2019-12-03 |
WO2016114207A1 (ja) | 2016-07-21 |
US20170304591A1 (en) | 2017-10-26 |
JPWO2016114207A1 (ja) | 2017-10-19 |
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