JP5248545B2 - ステント除去用引出ワイヤ - Google Patents
ステント除去用引出ワイヤ Download PDFInfo
- Publication number
- JP5248545B2 JP5248545B2 JP2010093778A JP2010093778A JP5248545B2 JP 5248545 B2 JP5248545 B2 JP 5248545B2 JP 2010093778 A JP2010093778 A JP 2010093778A JP 2010093778 A JP2010093778 A JP 2010093778A JP 5248545 B2 JP5248545 B2 JP 5248545B2
- Authority
- JP
- Japan
- Prior art keywords
- wire
- stent
- lead wire
- hook
- marking
- 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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Links
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 title claims description 37
- 210000000056 organ Anatomy 0.000 claims description 18
- 238000000605 extraction Methods 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 229910001285 shape-memory alloy Inorganic materials 0.000 claims description 7
- 239000007779 soft material Substances 0.000 claims description 7
- 238000009940 knitting Methods 0.000 claims description 6
- 239000007769 metal material Substances 0.000 claims description 4
- 229920003002 synthetic resin Polymers 0.000 claims description 4
- 239000000057 synthetic resin Substances 0.000 claims description 4
- 208000031481 Pathologic Constriction Diseases 0.000 description 8
- 230000036262 stenosis Effects 0.000 description 7
- 208000037804 stenosis Diseases 0.000 description 7
- 210000000277 pancreatic duct Anatomy 0.000 description 6
- 230000008901 benefit Effects 0.000 description 5
- 210000000013 bile duct Anatomy 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000001678 irradiating effect Effects 0.000 description 4
- 230000003902 lesion Effects 0.000 description 4
- 210000000232 gallbladder Anatomy 0.000 description 3
- 206010028980 Neoplasm Diseases 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000004185 liver Anatomy 0.000 description 2
- 230000000638 stimulation Effects 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 210000001835 viscera Anatomy 0.000 description 2
- 206010033645 Pancreatitis Diseases 0.000 description 1
- 206010033647 Pancreatitis acute Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 201000003229 acute pancreatitis Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 210000000941 bile Anatomy 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 201000010013 chronic cholangitis Diseases 0.000 description 1
- 238000012277 endoscopic treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
- A61F2/90—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure characterised by a net-like or mesh-like structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/82—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/86—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9505—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument
- A61F2002/9511—Instruments specially adapted for placement or removal of stents or stent-grafts having retaining means other than an outer sleeve, e.g. male-female connector between stent and instrument the retaining means being filaments or wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/95—Instruments specially adapted for placement or removal of stents or stent-grafts
- A61F2002/9528—Instruments specially adapted for placement or removal of stents or stent-grafts for retrieval of stents
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Surgical Instruments (AREA)
Description
12 空間部
13 折曲端
14 円筒状胴体
15 被膜
10 ステント
21 円周方向ワイヤ
22 かけ部
20 引出ワイヤ
30 マーキングワイヤ
100 肝
101 胆嚢
102 膵管
103 胆管
104 病変部位
Claims (8)
- 一本またはそれ以上の形状記憶合金ワイヤ11を互いに編むかジグザグに交差させて空
間部12を形成し、両端には多数の折曲端13が円周に沿って形成された円筒状胴体14
でなるステント10を除去するための引出ワイヤにおいて、
前記ステント10の円筒状胴体14の折曲端13にジグザグに円形帯状に編まれて形成
される円周方向ワイヤ21の両端を長く突出させてから結んでかけ部22を形成すること
で引出ワイヤ20を形成し、
前記かけ部22の表面に、放射線不透過性物質がコートされたマーキングワイヤ30を
巻き付けることでなり、
前記ステント10を除去するに際して、X線を照射するか内視鏡で投映するとき、前記マーキングワイヤ30によって前記かけ部22の位置把握が容易になるように構成されることを特徴とする、ステント除去用引出ワイヤ。 - 前記引出ワイヤ20は、合成樹脂材、金属材の中でいずれか1種で構成されることを特
徴とする、請求項1に記載のステント除去用引出ワイヤ。 - 前記引出ワイヤ20はフレキシブルな軟性材でなることにより、人体の臓器内に接触し
ても傷が生じないように構成されることを特徴とする、請求項1または2に記載のステン
ト除去用引出ワイヤ。 - 前記マーキングワイヤ30は前記引出ワイヤ20のかけ部22にコイル状に巻き付けられることにより、前記かけ部22が自由に撓むように構成されることを特徴とする、請求項1に記載のステント除去用引出ワイヤ。
- 一本またはそれ以上の形状記憶合金ワイヤ11を互いに編むかジグザグに交差させて空
間部12を形成し、両端には多数の折曲端13が円周に沿って形成された円筒状胴体14
の内部に医療用被膜15が接着されてなるステント10を除去するための引出ワイヤにお
いて、
前記ステント10の円筒状胴体14の折曲端13と被膜15を通じてジグザグに円形帯
状に編まれて形成される円周方向ワイヤ21の両端を長く突出させてから結んでかけ部2
2を形成することで引出ワイヤ20を形成し、
前記かけ部22の表面に、放射線不透過性物質がコートされたマーキングワイヤ30を
巻き付けることでなり、
前記ステント10を除去するに際して、X線を照射するか内視鏡で投映するとき、前記マーキングワイヤ30によって前記かけ部22の位置把握が容易になるように構成されることを特徴とする、ステント除去用引出ワイヤ。 - 前記引出ワイヤ20は、合成樹脂材、金属材の中でいずれか1種で構成されることを特
徴とする、請求項5に記載のステント除去用引出ワイヤ。 - 前記引出ワイヤ20はフレキシブルな軟性材でなることにより、人体の臓器内に接触し
ても傷が生じないように構成されることを特徴とする、請求項5または6に記載のステン
ト除去用引出ワイヤ。 - 前記マーキングワイヤ30は前記引出ワイヤ20のかけ部22にコイル状に巻き付けられることにより、前記かけ部22が自由に撓むように構成されることを特徴とする、請求項5に記載のステント除去用引出ワイヤ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20090037989A KR20100119068A (ko) | 2009-04-30 | 2009-04-30 | 스텐트 제거용 당김줄의 걸고리 구조 |
KR10-2009-0037989 | 2009-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010259785A JP2010259785A (ja) | 2010-11-18 |
JP5248545B2 true JP5248545B2 (ja) | 2013-07-31 |
Family
ID=43017503
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010093778A Active JP5248545B2 (ja) | 2009-04-30 | 2010-04-15 | ステント除去用引出ワイヤ |
Country Status (4)
Country | Link |
---|---|
US (1) | US20100280592A1 (ja) |
JP (1) | JP5248545B2 (ja) |
KR (1) | KR20100119068A (ja) |
CN (1) | CN101874752B (ja) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9034007B2 (en) | 2007-09-21 | 2015-05-19 | Insera Therapeutics, Inc. | Distal embolic protection devices with a variable thickness microguidewire and methods for their use |
US9101455B2 (en) | 2010-08-13 | 2015-08-11 | Cook Medical Technologies Llc | Preloaded wire for endoluminal device |
CA2747610C (en) | 2010-08-13 | 2014-09-16 | Cook Medical Technologies Llc | Precannulated fenestration |
KR101238720B1 (ko) * | 2010-11-22 | 2013-03-04 | 주식회사 엠아이텍 | 제거용 스텐트 |
EP4052680A1 (en) * | 2012-04-06 | 2022-09-07 | Boston Scientific Scimed, Inc. | Anti-migration micropatterned stent coating |
CN105228688B (zh) | 2013-03-15 | 2019-02-19 | 伊瑟拉医疗公司 | 脉管治疗装置和方法 |
US8679150B1 (en) | 2013-03-15 | 2014-03-25 | Insera Therapeutics, Inc. | Shape-set textile structure based mechanical thrombectomy methods |
US8715314B1 (en) | 2013-03-15 | 2014-05-06 | Insera Therapeutics, Inc. | Vascular treatment measurement methods |
US8690907B1 (en) | 2013-03-15 | 2014-04-08 | Insera Therapeutics, Inc. | Vascular treatment methods |
WO2017142874A2 (en) | 2016-02-16 | 2017-08-24 | Insera Therapeutics, Inc. | Aspiration devices and anchored flow diverting devices |
EP3290008B1 (en) * | 2015-04-30 | 2021-09-15 | Shanghai VasoLutions MedTech Co., Ltd. | Support and drug delivery device |
KR101937574B1 (ko) * | 2017-07-17 | 2019-01-11 | 울산대학교 산학협력단 | 복합 스텐트 및 그 제조방법 |
KR20230152842A (ko) | 2018-06-04 | 2023-11-03 | 보스톤 싸이엔티픽 싸이메드 인코포레이티드 | 제거 가능한 스텐트 |
CN109091274B (zh) * | 2018-09-04 | 2021-05-07 | 浦易(上海)生物技术有限公司 | 一种用于压握支架的方法 |
CN113164271A (zh) | 2018-09-24 | 2021-07-23 | 波士顿科学国际有限公司 | 可重新定位且可移除的支架 |
KR102365507B1 (ko) * | 2020-07-08 | 2022-02-21 | 주식회사 비씨엠 | 당김줄이 감압된 감압고정부재를 구비한 담도용 스텐트 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6191365B1 (en) * | 1997-05-02 | 2001-02-20 | General Science And Technology Corp | Medical devices incorporating at least one element made from a plurality of twisted and drawn wires |
US20020143387A1 (en) * | 2001-03-27 | 2002-10-03 | Soetikno Roy M. | Stent repositioning and removal |
US6821291B2 (en) * | 2001-06-01 | 2004-11-23 | Ams Research Corporation | Retrievable stent and method of use thereof |
US7195648B2 (en) * | 2002-05-16 | 2007-03-27 | Cordis Neurovascular, Inc. | Intravascular stent device |
US9301862B2 (en) * | 2005-01-28 | 2016-04-05 | Boston Scientific Scimed, Inc. | Stent retrieval member and devices and methods for retrieving or repositioning a stent |
EP3597256B1 (en) * | 2005-05-13 | 2023-01-18 | Boston Scientific Medical Device Limited | Integrated stent repositioning and retrieval loop |
EP1795151A1 (en) * | 2005-12-07 | 2007-06-13 | Dr. Karel Volenec - ELLA - CS | Biodegradable stent |
-
2009
- 2009-04-30 KR KR20090037989A patent/KR20100119068A/ko not_active Application Discontinuation
-
2010
- 2010-04-15 JP JP2010093778A patent/JP5248545B2/ja active Active
- 2010-04-29 US US12/770,497 patent/US20100280592A1/en not_active Abandoned
- 2010-04-30 CN CN2010101608590A patent/CN101874752B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
KR20100119068A (ko) | 2010-11-09 |
CN101874752A (zh) | 2010-11-03 |
JP2010259785A (ja) | 2010-11-18 |
US20100280592A1 (en) | 2010-11-04 |
CN101874752B (zh) | 2013-06-26 |
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