JP5780556B2 - カテーテル - Google Patents
カテーテル Download PDFInfo
- Publication number
- JP5780556B2 JP5780556B2 JP2012174528A JP2012174528A JP5780556B2 JP 5780556 B2 JP5780556 B2 JP 5780556B2 JP 2012174528 A JP2012174528 A JP 2012174528A JP 2012174528 A JP2012174528 A JP 2012174528A JP 5780556 B2 JP5780556 B2 JP 5780556B2
- Authority
- JP
- Japan
- Prior art keywords
- strand
- tip
- catheter
- thickness
- joint
- 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.)
- Active
Links
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
- A61M25/0043—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
- A61M25/0009—Making of catheters or other medical or surgical tubes
- A61M25/0012—Making of catheters or other medical or surgical tubes with embedded structures, e.g. coils, braids, meshes, strands or radiopaque coils
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/06—Fibrous reinforcements only
- B29C70/10—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres
- B29C70/16—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length
- B29C70/22—Fibrous reinforcements only characterised by the structure of fibrous reinforcements, e.g. hollow fibres using fibres of substantial or continuous length oriented in at least two directions forming a two dimensional 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
- A61M25/0021—Catheters; Hollow probes characterised by the form of the tubing
- A61M25/0041—Catheters; Hollow probes characterised by the form of the tubing pre-formed, e.g. specially adapted to fit with the anatomy of body channels
-
- 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
- A61M25/0045—Catheters; Hollow probes characterised by structural features multi-layered, e.g. coated
-
- 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
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/0105—Steering means as part of the catheter or advancing means; Markers for positioning
- A61M25/0108—Steering means as part of the catheter or advancing means; Markers for positioning using radio-opaque or ultrasound markers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/753—Medical equipment; Accessories therefor
- B29L2031/7542—Catheters
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hematology (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Pulmonology (AREA)
- Anesthesiology (AREA)
- General Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Laser Beam Processing (AREA)
Description
10 カテーテル本体
12 先端チップ
14 コネクタ
15 先端開口部
18 ルーメン
24 内層
26、 編組体
26a、26b 素線
27、 編組体の先端部
28 外層
29 中間層
30 交点
40 第一素線26aの先端
41 第一素線26bの先端
50、60 溶融部分
100、200 接合部
110、210 交点における接合部
120、220 交点からずれた位置の接合部
Claims (4)
- 樹脂からなる内層と、
前記内層の外周に設けられ、第一素線と第二素線とで形成された編組体と、
前記編組体の外周に設けられた樹脂からなる外層と、からなるカテーテルにおいて、
前記第一素線と前記第二素線とが交差する交点に形成された接合部では、前記第一素線の先端が前記第二素線に巻き付いていることを特徴としたカテーテル。 - 前記接合部における前記第一素線の厚さは、前記接合部以外における前記第一素線の厚さよりも厚いことを特徴とした請求項1に記載のカテーテル。
- 前記第一素線の前記先端は、前記第一素線の軸方向と交差する方向に向いていることを特徴とした請求項1又は請求項2に記載のカテーテル。
- 前記第一素線の材料は、前記第二素線の材料よりも融点が低いことを特徴とした請求項1乃至請求項3のいずれかに記載のカテーテル。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012174528A JP5780556B2 (ja) | 2012-08-07 | 2012-08-07 | カテーテル |
CN201310145775.3A CN103566449B (zh) | 2012-08-07 | 2013-04-24 | 导管 |
US13/903,463 US8986284B2 (en) | 2012-08-07 | 2013-05-28 | Catheter |
EP13173132.5A EP2695635B1 (en) | 2012-08-07 | 2013-06-21 | Catheter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012174528A JP5780556B2 (ja) | 2012-08-07 | 2012-08-07 | カテーテル |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015136588A Division JP6066509B2 (ja) | 2015-07-08 | 2015-07-08 | カテーテル |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014033682A JP2014033682A (ja) | 2014-02-24 |
JP5780556B2 true JP5780556B2 (ja) | 2015-09-16 |
Family
ID=48692284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012174528A Active JP5780556B2 (ja) | 2012-08-07 | 2012-08-07 | カテーテル |
Country Status (4)
Country | Link |
---|---|
US (1) | US8986284B2 (ja) |
EP (1) | EP2695635B1 (ja) |
JP (1) | JP5780556B2 (ja) |
CN (1) | CN103566449B (ja) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6080258B2 (ja) * | 2013-01-30 | 2017-02-15 | 朝日インテック株式会社 | カテーテル |
JP5954747B2 (ja) * | 2014-03-20 | 2016-07-20 | 朝日インテック株式会社 | カテーテル |
JP6086389B2 (ja) * | 2014-06-14 | 2017-03-01 | 朝日インテック株式会社 | カテーテル |
JP6604654B2 (ja) | 2016-06-24 | 2019-11-13 | 朝日インテック株式会社 | カテーテル |
US11202893B2 (en) * | 2017-10-27 | 2021-12-21 | Boston Scientific Scimed, Inc. | Braided drainage catheter |
KR20200103748A (ko) * | 2018-01-30 | 2020-09-02 | 아사히 인텍크 가부시키가이샤 | 카테터 |
CN110639114B (zh) * | 2018-06-27 | 2023-03-17 | 先健科技(深圳)有限公司 | 导管 |
JPWO2021019945A1 (ja) * | 2019-07-31 | 2021-02-04 | ||
JP7597820B2 (ja) * | 2020-09-04 | 2024-12-10 | 株式会社グッドマン | カテーテル |
CN116867536A (zh) * | 2021-02-22 | 2023-10-10 | 泰尔茂株式会社 | 导管 |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4634042A (en) * | 1984-04-10 | 1987-01-06 | Cordis Corporation | Method of joining refractory metals to lower melting dissimilar metals |
US4817613A (en) | 1987-07-13 | 1989-04-04 | Devices For Vascular Intervention, Inc. | Guiding catheter |
US5667499A (en) * | 1994-10-04 | 1997-09-16 | Scimed Life Systems, Inc. | Guide catheter unibody |
JP3184086B2 (ja) | 1995-03-17 | 2001-07-09 | 朝日インテック株式会社 | カテーテル |
EP0732117B1 (en) | 1995-03-17 | 1999-08-11 | Asahi Intecc Co., Ltd. | A catheter structure for use in medical treatment |
JPH09294810A (ja) * | 1996-05-08 | 1997-11-18 | Asahi Intec Kk | カテーテル |
US6520983B1 (en) * | 1998-03-31 | 2003-02-18 | Scimed Life Systems, Inc. | Stent delivery system |
CA2564294A1 (en) | 1999-01-20 | 2000-07-27 | Boston Scientific Limited | Intravascular catheter with composite reinforcement |
US6942654B1 (en) | 2000-01-19 | 2005-09-13 | Scimed Life Systems, Inc. | Intravascular catheter with axial member |
US6709429B1 (en) | 2000-01-19 | 2004-03-23 | Scimed Life Systems, Inc. | Intravascular catheter with multiple axial fibers |
US6171295B1 (en) | 1999-01-20 | 2001-01-09 | Scimed Life Systems, Inc. | Intravascular catheter with composite reinforcement |
EP1152788A4 (en) | 1999-01-20 | 2007-06-27 | Boston Scient Ltd | Intravascular catheter with composite reinforcement |
US6192271B1 (en) * | 1999-04-20 | 2001-02-20 | Michael Hayman | Radiotherapy stent |
US6562022B2 (en) * | 2000-12-13 | 2003-05-13 | Advanced Cardiovascular Systems, Inc. | Catheter with enhanced reinforcement |
US20030009184A1 (en) * | 2001-07-03 | 2003-01-09 | Scimed Life Systems, Inc. | Catheter having variable wire size radiopaque braid |
US7597830B2 (en) | 2003-07-09 | 2009-10-06 | Boston Scientific Scimed, Inc. | Method of forming catheter distal tip |
JP4338546B2 (ja) * | 2004-02-20 | 2009-10-07 | ミヤチテクノス株式会社 | カテーテル加工方法 |
JP2006181258A (ja) * | 2004-12-28 | 2006-07-13 | Kaneka Corp | マイクロカテーテルの製造方法及びマイクロカテーテル |
US7905877B1 (en) | 2006-05-12 | 2011-03-15 | Micrus Design Technology, Inc. | Double helix reinforced catheter |
US20080125752A1 (en) | 2006-08-09 | 2008-05-29 | Boston Scientific Scimed, Inc. | Catheter assembly having a modified reinforcement layer |
US8475431B2 (en) * | 2008-07-18 | 2013-07-02 | Cook Medical Technologies Llc | Introducer sheath having a braided member and methods of manufacture |
US9259550B2 (en) * | 2009-07-13 | 2016-02-16 | Cook Medical Technologies Llc | Swaged braided catheter and method of fabrication |
-
2012
- 2012-08-07 JP JP2012174528A patent/JP5780556B2/ja active Active
-
2013
- 2013-04-24 CN CN201310145775.3A patent/CN103566449B/zh active Active
- 2013-05-28 US US13/903,463 patent/US8986284B2/en active Active
- 2013-06-21 EP EP13173132.5A patent/EP2695635B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2695635B1 (en) | 2016-04-06 |
JP2014033682A (ja) | 2014-02-24 |
US20140046301A1 (en) | 2014-02-13 |
EP2695635A1 (en) | 2014-02-12 |
US8986284B2 (en) | 2015-03-24 |
CN103566449A (zh) | 2014-02-12 |
CN103566449B (zh) | 2015-10-28 |
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