CN109662820B - 一种自扩张支架及其制备方法和应用 - Google Patents
一种自扩张支架及其制备方法和应用 Download PDFInfo
- Publication number
- CN109662820B CN109662820B CN201910096366.6A CN201910096366A CN109662820B CN 109662820 B CN109662820 B CN 109662820B CN 201910096366 A CN201910096366 A CN 201910096366A CN 109662820 B CN109662820 B CN 109662820B
- Authority
- CN
- China
- Prior art keywords
- wave
- spiral
- self
- expanding stent
- connecting part
- 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
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 230000007704 transition Effects 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 11
- 238000005520 cutting process Methods 0.000 claims description 7
- 230000007423 decrease Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 4
- 239000012781 shape memory material Substances 0.000 claims description 3
- 210000003111 iliac vein Anatomy 0.000 abstract description 37
- 208000031481 Pathologic Constriction Diseases 0.000 abstract description 5
- 230000036262 stenosis Effects 0.000 abstract description 5
- 208000037804 stenosis Diseases 0.000 abstract description 5
- 238000002513 implantation Methods 0.000 abstract description 2
- 238000013152 interventional procedure Methods 0.000 abstract description 2
- 210000001631 vena cava inferior Anatomy 0.000 description 15
- 230000006835 compression Effects 0.000 description 10
- 238000007906 compression Methods 0.000 description 10
- 210000004204 blood vessel Anatomy 0.000 description 8
- 230000003902 lesion Effects 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 5
- 208000011580 syndromic disease Diseases 0.000 description 5
- 210000003462 vein Anatomy 0.000 description 5
- 210000003484 anatomy Anatomy 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000002966 stenotic effect Effects 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000002792 vascular Effects 0.000 description 3
- 241000283973 Oryctolagus cuniculus Species 0.000 description 2
- 241001494479 Pecora Species 0.000 description 2
- 206010048591 Post thrombotic syndrome Diseases 0.000 description 2
- 230000017531 blood circulation Effects 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 206010020718 hyperplasia Diseases 0.000 description 2
- 210000003141 lower extremity Anatomy 0.000 description 2
- 230000035772 mutation Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000013558 reference substance Substances 0.000 description 2
- 206010000349 Acanthosis Diseases 0.000 description 1
- 206010051055 Deep vein thrombosis Diseases 0.000 description 1
- 208000005189 Embolism Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 208000007536 Thrombosis Diseases 0.000 description 1
- 206010068268 Tumour compression Diseases 0.000 description 1
- 206010046996 Varicose vein Diseases 0.000 description 1
- 206010070995 Vascular compression Diseases 0.000 description 1
- 206010047249 Venous thrombosis Diseases 0.000 description 1
- 238000002583 angiography Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 210000003090 iliac artery Anatomy 0.000 description 1
- 210000003692 ilium Anatomy 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 210000004197 pelvis Anatomy 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000010349 pulsation Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000001356 surgical procedure Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 208000027185 varicose disease Diseases 0.000 description 1
- 231100000216 vascular lesion Toxicity 0.000 description 1
- 230000037197 vascular physiology Effects 0.000 description 1
- 230000000007 visual effect Effects 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
- A61F2/91—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
-
- 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
- A61F2/02—Prostheses implantable into the body
- A61F2/04—Hollow or tubular parts of organs, e.g. bladders, tracheae, bronchi or bile ducts
- A61F2/06—Blood vessels
-
- 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
- A61F2/88—Stents in a form characterised by the wire-like elements; Stents in the form characterised by a net-like or mesh-like structure the wire-like elements formed as helical or spiral coils
-
- 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
- A61F2002/821—Ostial 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
- 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
- A61F2/91—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91516—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other the meander having a change in frequency along the band
-
- 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
- A61F2/91—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91525—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other within the whole structure different bands showing different meander characteristics, e.g. frequency or amplitude
-
- 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
- A61F2/91—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/91533—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other characterised by the phase between adjacent bands
- A61F2002/91541—Adjacent bands are arranged out of phase
-
- 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
- A61F2/91—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/9155—Adjacent bands being connected to each other
- A61F2002/91575—Adjacent bands being connected to each other connected peak to trough
-
- 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
- A61F2/91—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes
- A61F2/915—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 made from perforated sheet material or tubes, e.g. perforated by laser cuts or etched holes with bands having a meander structure, adjacent bands being connected to each other
- A61F2002/9155—Adjacent bands being connected to each other
- A61F2002/91583—Adjacent bands being connected to each other by a bridge, whereby at least one of its ends is connected along the length of a strut between two consecutive apices within a band
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Transplantation (AREA)
- Cardiology (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Gastroenterology & Hepatology (AREA)
- Pulmonology (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Abstract
Description
Claims (18)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910096366.6A CN109662820B (zh) | 2019-01-31 | 2019-01-31 | 一种自扩张支架及其制备方法和应用 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910096366.6A CN109662820B (zh) | 2019-01-31 | 2019-01-31 | 一种自扩张支架及其制备方法和应用 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109662820A CN109662820A (zh) | 2019-04-23 |
CN109662820B true CN109662820B (zh) | 2023-06-16 |
Family
ID=66149998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910096366.6A Active CN109662820B (zh) | 2019-01-31 | 2019-01-31 | 一种自扩张支架及其制备方法和应用 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109662820B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110368159A (zh) * | 2019-08-22 | 2019-10-25 | 浙江归创医疗器械有限公司 | 一种弯曲式血管支架 |
CN110368158A (zh) * | 2019-08-22 | 2019-10-25 | 浙江归创医疗器械有限公司 | 一种斜口结构状血管支架 |
CN110368157A (zh) * | 2019-08-22 | 2019-10-25 | 浙江归创医疗器械有限公司 | 一种血管支架 |
CN110368156A (zh) * | 2019-08-22 | 2019-10-25 | 浙江归创医疗器械有限公司 | 一种锚定增强型血管支架 |
CN112263361B (zh) * | 2020-09-29 | 2024-06-25 | 归创通桥医疗科技股份有限公司 | 柔顺支架 |
WO2023020596A1 (zh) * | 2021-08-19 | 2023-02-23 | 杭州启明医疗器械股份有限公司 | 热处理模具以及热处理方法 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20019429U1 (de) * | 2000-11-15 | 2002-03-28 | Rübben, Alexander, Dr.med., 52074 Aachen | Doppelhelixstent mit besonders hoher Radialkraft und Flexibilität |
CN102458304A (zh) * | 2009-05-14 | 2012-05-16 | 奥巴斯尼茨医学公司 | 具有多边形过渡区的自膨式支架 |
CN202875545U (zh) * | 2012-10-22 | 2013-04-17 | 张喜成 | 用于治疗髂总静脉狭窄的专用支架 |
KR20160025349A (ko) * | 2014-08-27 | 2016-03-08 | 주식회사 비씨엠 | 스텐트와 그 스텐트 제조방법 |
US9364352B1 (en) * | 2015-01-08 | 2016-06-14 | Edgar Louis Shriver | Controlling circumference of concentric spiral wires by length of control wire in control tube |
CN107149513A (zh) * | 2011-01-14 | 2017-09-12 | W.L.戈尔及同仁股份有限公司 | 支架 |
EP3297583A1 (en) * | 2015-05-19 | 2018-03-28 | Vascular Flow Technologies Limited | A stent |
CN109223266A (zh) * | 2018-08-20 | 2019-01-18 | 北京美迪微科技有限责任公司 | 一种静脉血管支架及其输送器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7169175B2 (en) * | 2000-05-22 | 2007-01-30 | Orbusneich Medical, Inc. | Self-expanding stent |
JP5523700B2 (ja) * | 2005-04-04 | 2014-06-18 | フレキシブル ステンティング ソリューションズ,インク. | フレキシブルステント |
US7637939B2 (en) * | 2005-06-30 | 2009-12-29 | Boston Scientific Scimed, Inc. | Hybrid stent |
US8623070B2 (en) * | 2007-03-08 | 2014-01-07 | Thomas O. Bales | Tapered helical stent and method for manufacturing the stent |
JP2015532188A (ja) * | 2012-10-26 | 2015-11-09 | チョーチアン ジロックス メディカル デバイス カンパニー リミテッドZhejiang Zylox Medical Device Co.,Ltd. | 自己拡張型ステント |
EP3544546A4 (en) * | 2017-03-03 | 2020-06-17 | Veniti, Inc. | FRACTURE RESISTANT STENT |
CN209808657U (zh) * | 2019-01-31 | 2019-12-20 | 深圳市科奕顿生物医疗科技有限公司 | 一种自扩张支架 |
-
2019
- 2019-01-31 CN CN201910096366.6A patent/CN109662820B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE20019429U1 (de) * | 2000-11-15 | 2002-03-28 | Rübben, Alexander, Dr.med., 52074 Aachen | Doppelhelixstent mit besonders hoher Radialkraft und Flexibilität |
CN102458304A (zh) * | 2009-05-14 | 2012-05-16 | 奥巴斯尼茨医学公司 | 具有多边形过渡区的自膨式支架 |
CN107149513A (zh) * | 2011-01-14 | 2017-09-12 | W.L.戈尔及同仁股份有限公司 | 支架 |
CN202875545U (zh) * | 2012-10-22 | 2013-04-17 | 张喜成 | 用于治疗髂总静脉狭窄的专用支架 |
KR20160025349A (ko) * | 2014-08-27 | 2016-03-08 | 주식회사 비씨엠 | 스텐트와 그 스텐트 제조방법 |
US9364352B1 (en) * | 2015-01-08 | 2016-06-14 | Edgar Louis Shriver | Controlling circumference of concentric spiral wires by length of control wire in control tube |
EP3297583A1 (en) * | 2015-05-19 | 2018-03-28 | Vascular Flow Technologies Limited | A stent |
CN109223266A (zh) * | 2018-08-20 | 2019-01-18 | 北京美迪微科技有限责任公司 | 一种静脉血管支架及其输送器 |
Also Published As
Publication number | Publication date |
---|---|
CN109662820A (zh) | 2019-04-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109662820B (zh) | 一种自扩张支架及其制备方法和应用 | |
CN113413256B (zh) | 一种自扩张支架 | |
US6106548A (en) | Non-foreshortening intraluminal prosthesis | |
EP0945107A2 (en) | Helical stent | |
US11406517B2 (en) | Vascular stent | |
US20040098077A1 (en) | Stents with proximal and distal end elevations | |
CN109793600B (zh) | 一种用于近分叉部位病变的支架 | |
CN108938160B (zh) | 用于近分叉部位病变的支架 | |
WO2003049642A1 (en) | Non-foreshortening stent | |
WO1997032546A1 (en) | An expandable stent | |
CA2459914A1 (en) | Stent with offset cell geometry | |
US20040267350A1 (en) | Non-foreshortening intraluminal prosthesis | |
US11033377B2 (en) | Stent | |
CN209808657U (zh) | 一种自扩张支架 | |
CA2458996A1 (en) | Longitudinally flexible stent | |
CN211156502U (zh) | 可定位血管支架 | |
CN116439878A (zh) | 覆膜支架 | |
CN110613538A (zh) | 可定位血管支架 | |
CN115969596A (zh) | 一种管腔支架及其制备方法与应用 | |
AU766067B2 (en) | Non-foreshortening intraluminal prosthesis | |
AU757660B2 (en) | Non-foreshortening intraluminal prosthesis | |
CN118267199A (zh) | 管腔支架 | |
CN112656543A (zh) | 迁移能力降低的外周血管支架 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240529 Address after: 518118 no.502, xinlitai Medical Science Park, No.1, Guihua 5th Road, Zhukeng community, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Country or region after: China Patentee after: Shenzhen Xinlitai Medical Equipment Co.,Ltd. Address before: 518110 No. 1, Guihua fifth road, large industrial zone, Pingshan street, Pingshan District, Shenzhen, Guangdong Patentee before: SHENZHEN KYD BIOMEDICAL TECHNOLOGY Co.,Ltd. Country or region before: China |
|
TG01 | Patent term adjustment | ||
TG01 | Patent term adjustment |