JP6296580B1 - カテーテル及びバルーンカテーテル - Google Patents
カテーテル及びバルーンカテーテル Download PDFInfo
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- JP6296580B1 JP6296580B1 JP2016574028A JP2016574028A JP6296580B1 JP 6296580 B1 JP6296580 B1 JP 6296580B1 JP 2016574028 A JP2016574028 A JP 2016574028A JP 2016574028 A JP2016574028 A JP 2016574028A JP 6296580 B1 JP6296580 B1 JP 6296580B1
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 71
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- 239000011347 resin Substances 0.000 claims description 17
- 229920005989 resin Polymers 0.000 claims description 17
- 230000004323 axial length Effects 0.000 claims description 9
- 210000004204 blood vessel Anatomy 0.000 abstract description 13
- 210000000013 bile duct Anatomy 0.000 abstract description 12
- 210000000277 pancreatic duct Anatomy 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 10
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 12
- 208000031481 Pathologic Constriction Diseases 0.000 description 6
- 208000037804 stenosis Diseases 0.000 description 6
- 230000036262 stenosis Effects 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 239000004952 Polyamide Substances 0.000 description 4
- 229920002647 polyamide Polymers 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 3
- 239000000806 elastomer Substances 0.000 description 3
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910001000 nickel titanium Inorganic materials 0.000 description 3
- 229920000728 polyester Polymers 0.000 description 3
- 229920002635 polyurethane Polymers 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 3
- 210000000941 bile Anatomy 0.000 description 2
- 239000002872 contrast media Substances 0.000 description 2
- 238000002586 coronary angiography Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000002990 reinforced plastic Substances 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 210000004798 organs belonging to the digestive system Anatomy 0.000 description 1
- 210000001819 pancreatic juice Anatomy 0.000 description 1
- 239000002504 physiological saline solution Substances 0.000 description 1
- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 230000001225 therapeutic effect Effects 0.000 description 1
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
- A61M25/0009—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
-
- 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
- A61M25/005—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
- A61M25/10—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
- A61M25/0043—Catheters; Hollow probes characterised by structural features
- A61M2025/006—Catheters; Hollow probes characterised by structural features having a special surface topography or special surface properties, e.g. roughened or knurled surface
-
- 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
- A61M2025/0183—Rapid exchange or monorail 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
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1079—Balloon catheters with special features or adapted for special applications having radio-opaque markers in the region of the 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
- A61M2025/1043—Balloon catheters with special features or adapted for special applications
- A61M2025/1088—Balloon catheters with special features or adapted for special applications having special surface characteristics depending on material properties or added substances, e.g. for reducing friction
-
- 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
- A61M25/0052—Localized reinforcement, e.g. where only a specific part of the catheter is reinforced, for rapid exchange guidewire port
-
- 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
-
- 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
- A61M25/104—Balloon catheters used for angioplasty
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Pulmonology (AREA)
- Biophysics (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)
Abstract
Description
6、7 バルーンカテーテル
10〜10g 内層
15〜15g 内層の外周面
20、20a、20b 素線
22〜22g 凸部(内層)
24〜24g 凹部(内層)
30、35 補強層
40〜40g 外層
42〜42g 外層の内周面
46 凸部(外層)
47 凹部(外層)
50〜50h 突起部
60 カテーテルシャフト
60a、60b インナーシャフト
70、100 チップ
80、130 コネクタ
90、90a バルーン
92 突出部
110 アウターシャフト
120 補強体
Claims (3)
- 樹脂で形成された管状の内層と、
前記内層を形成する樹脂で被覆された素線が巻回された補強層であって、隣接する前記素線間に間隙を有する補強層と、
前記補強層を被覆した前記内層を形成する樹脂を被覆する、樹脂で形成された外層と、を備え、
前記内層を形成する樹脂の外表面は、前記素線の位置に凸部が、前記間隙の位置に凹部が、形成された凹凸形状を有し、
前記外層を形成する樹脂は、前記内層の前記凹部の位置に、前記間隙を貫通して前記補強層よりも深く入り込み、かつ、軸方向に延びた突起部を有し、
前記突起部の先端の軸方向の長さは、前記補強層の前記間隙の軸方向の長さよりも長いことを特徴としたカテーテル。 - 管状の内層と、
前記内層の外周に、隣接する素線間に間隙を有するように前記素線が巻回された補強層と、
前記補強層の一部又はすべてを被覆する外層と、を備え、
前記内層は、前記素線の位置に凸部が、前記間隙の位置に凹部が、形成された凹凸形状の外周面を有し、
前記外層は、前記内層の前記凹部の位置に、前記間隙を貫通して前記補強層よりも深く入り込み、かつ、軸方向に延びた突起部を有し、
前記突起部の先端の軸方向の長さは、前記補強層の前記間隙の軸方向の長さよりも長いことを特徴としたカテーテル。 - 請求項1又は請求項2に記載のカテーテルと、
前記外層に接合されたバルーンと、を備えたバルーンカテーテルであって、
前記外層は、前記内層の前記外周面に沿うように、前記素線の位置に凸部が、前記間隙の位置に凹部が、形成された凹凸形状の外周面を有し、
前記バルーンは、前記外層の前記凹部に入り込んでいることを特徴としたバルーンカテーテル。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2016/077894 WO2018055706A1 (ja) | 2016-09-21 | 2016-09-21 | カテーテル及びバルーンカテーテル |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018024993A Division JP6811511B2 (ja) | 2018-02-15 | 2018-02-15 | カテーテル及びバルーンカテーテル |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6296580B1 true JP6296580B1 (ja) | 2018-03-20 |
JPWO2018055706A1 JPWO2018055706A1 (ja) | 2018-09-27 |
Family
ID=61618281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016574028A Active JP6296580B1 (ja) | 2016-09-21 | 2016-09-21 | カテーテル及びバルーンカテーテル |
Country Status (6)
Country | Link |
---|---|
US (1) | US10722682B2 (ja) |
EP (1) | EP3517161B1 (ja) |
JP (1) | JP6296580B1 (ja) |
KR (2) | KR20200036062A (ja) |
CN (1) | CN108156808B (ja) |
WO (1) | WO2018055706A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102029143B1 (ko) * | 2016-10-04 | 2019-10-07 | 아사히 인텍크 가부시키가이샤 | 카테터 및 벌룬 카테터 |
EP3762082A1 (en) * | 2018-03-06 | 2021-01-13 | Medtronic Vascular Inc. | Rapid exchange balloon catheter |
DE102018121206A1 (de) * | 2018-08-30 | 2020-03-05 | Karl Storz Se & Co. Kg | Endoskopschaft mit einem schichtförmigen Aufbau und Verfahren zur Herstellung eines solchen |
CN111230527B (zh) * | 2020-02-27 | 2021-01-22 | 山东大学 | 一种用于薄壁圆筒件加工的辅助支承装置、系统及方法 |
US11813420B2 (en) | 2020-03-25 | 2023-11-14 | Medtronic Vascular, Inc. | Balloon catheter |
WO2022230006A1 (ja) * | 2021-04-26 | 2022-11-03 | 朝日インテック株式会社 | カテーテル |
WO2023150775A1 (en) * | 2022-02-07 | 2023-08-10 | Paul Jr Ram H | Medical devices for interventional mri |
CN116138924A (zh) * | 2022-10-20 | 2023-05-23 | 深圳朗医科技有限公司 | 一种抗压迫耐腐蚀型肿瘤输尿管支架 |
Citations (5)
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JP2008253800A (ja) * | 1995-06-07 | 2008-10-23 | Meadox Medicals Inc | バルーンカテーテル用高強度低コンプライアンス複合バルーン |
JP2013005823A (ja) * | 2011-06-22 | 2013-01-10 | Goodman Co Ltd | カテーテル |
JP2014155606A (ja) * | 2013-02-15 | 2014-08-28 | Asahi Intecc Co Ltd | カテーテル |
JP2014236863A (ja) * | 2013-06-07 | 2014-12-18 | テルモ株式会社 | カテーテル |
JP2015147080A (ja) * | 2015-04-15 | 2015-08-20 | 住友ベークライト株式会社 | カテーテル及びカテーテルの製造方法 |
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JP2015181886A (ja) * | 2014-03-26 | 2015-10-22 | テルモ株式会社 | 医療用チューブ、バルーンカテーテル、及び医療用チューブの製造方法 |
-
2016
- 2016-09-21 JP JP2016574028A patent/JP6296580B1/ja active Active
- 2016-09-21 WO PCT/JP2016/077894 patent/WO2018055706A1/ja active Application Filing
- 2016-09-21 KR KR1020207009081A patent/KR20200036062A/ko active Application Filing
- 2016-09-21 EP EP16840305.3A patent/EP3517161B1/en active Active
- 2016-09-21 CN CN201680002385.2A patent/CN108156808B/zh active Active
- 2016-09-21 KR KR1020177007587A patent/KR102113385B1/ko active IP Right Grant
-
2017
- 2017-03-23 US US15/467,696 patent/US10722682B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008253800A (ja) * | 1995-06-07 | 2008-10-23 | Meadox Medicals Inc | バルーンカテーテル用高強度低コンプライアンス複合バルーン |
JP2013005823A (ja) * | 2011-06-22 | 2013-01-10 | Goodman Co Ltd | カテーテル |
JP2014155606A (ja) * | 2013-02-15 | 2014-08-28 | Asahi Intecc Co Ltd | カテーテル |
JP2014236863A (ja) * | 2013-06-07 | 2014-12-18 | テルモ株式会社 | カテーテル |
JP2015147080A (ja) * | 2015-04-15 | 2015-08-20 | 住友ベークライト株式会社 | カテーテル及びカテーテルの製造方法 |
Also Published As
Publication number | Publication date |
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KR20180044834A (ko) | 2018-05-03 |
KR20200036062A (ko) | 2020-04-06 |
EP3517161A4 (en) | 2020-08-26 |
US20180078743A1 (en) | 2018-03-22 |
JPWO2018055706A1 (ja) | 2018-09-27 |
US10722682B2 (en) | 2020-07-28 |
EP3517161B1 (en) | 2021-06-16 |
WO2018055706A1 (ja) | 2018-03-29 |
EP3517161A1 (en) | 2019-07-31 |
CN108156808A (zh) | 2018-06-12 |
CN108156808B (zh) | 2021-04-23 |
KR102113385B1 (ko) | 2020-05-20 |
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