CN110325148A - 一种用于植入血管内的滤器 - Google Patents

一种用于植入血管内的滤器 Download PDF

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Publication number
CN110325148A
CN110325148A CN201780076619.2A CN201780076619A CN110325148A CN 110325148 A CN110325148 A CN 110325148A CN 201780076619 A CN201780076619 A CN 201780076619A CN 110325148 A CN110325148 A CN 110325148A
Authority
CN
China
Prior art keywords
filter
turnup
strut
connecting part
central connecting
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.)
Pending
Application number
CN201780076619.2A
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English (en)
Inventor
张庭超
李阳
赵珺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Endonom Medtech Co Ltd
Original Assignee
Hangzhou Weiqiang Medical Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hangzhou Weiqiang Medical Technology Co Ltd filed Critical Hangzhou Weiqiang Medical Technology Co Ltd
Publication of CN110325148A publication Critical patent/CN110325148A/zh
Pending legal-status Critical Current

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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
    • A61F2/01—Filters implantable into blood vessels
    • A61F2/0105—Open ended, i.e. legs gathered only at one side
    • 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
    • A61F2/01—Filters implantable into blood vessels
    • A61F2/0103—With centering means

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Transplantation (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (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)
  • Surgical Instruments (AREA)
  • Prostheses (AREA)

Abstract

一种用于植入血管内的滤器(1000)，包括中心连接部(1300)以及与中心连接部(1300)相连的过滤部(1100)和支撑部(1200)，其中支撑部(1200)为辐射分布的多根支杆(1210)，所述支杆(1210)的至少一部分为释放状态下背向过滤部(1100)弯曲的翻卷段(1212)，翻卷段(1212)由邻近中心连接部(1300)一侧起曲率逐渐增大。此植入血管内的滤器(1000)，通过对支撑部(1200)形状的改进，在释放时其末端可及时翻卷避免刺伤组织。

Description

PCT国内申请，说明书已公开。

Claims (17)

  1. PCT国内申请，权利要求书已公开。
CN201780076619.2A 2016-12-26 2017-11-15 一种用于植入血管内的滤器 Pending CN110325148A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2016214420845 2016-12-26
CN201621442084 2016-12-26
PCT/CN2017/111120 WO2018121114A1 (zh) 2016-12-26 2017-11-15 一种用于植入血管内的滤器

Publications (1)

Publication Number Publication Date
CN110325148A true CN110325148A (zh) 2019-10-11

Family

ID=61838592

Family Applications (3)

Application Number Title Priority Date Filing Date
CN201720196735.5U Active CN207220906U (zh) 2016-12-26 2017-03-02 一种用于植入血管内的滤器
CN201780076618.8A Pending CN110062610A (zh) 2016-12-26 2017-03-06 一种滤器
CN201780076619.2A Pending CN110325148A (zh) 2016-12-26 2017-11-15 一种用于植入血管内的滤器

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CN201720196735.5U Active CN207220906U (zh) 2016-12-26 2017-03-02 一种用于植入血管内的滤器
CN201780076618.8A Pending CN110062610A (zh) 2016-12-26 2017-03-06 一种滤器

Country Status (2)

Country Link
CN (3) CN207220906U (zh)
WO (2) WO2018120414A1 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110882090A (zh) * 2019-12-20 2020-03-17 成都迈德克科技有限公司 可回收腔静脉滤器
CN111789697B (zh) * 2020-07-10 2023-10-24 埃文斯科技（北京）有限公司 一种具有防倾斜支撑臂的腔静脉滤器及其加工方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2173118C (en) * 1993-10-01 2000-09-26 Hannah S. Kim Improved vena cava filter
US6972025B2 (en) * 2003-11-18 2005-12-06 Scimed Life Systems, Inc. Intravascular filter with bioabsorbable centering element
RU2005141072A (ru) * 2005-12-28 2007-07-10 Юрий Германович Андреев (RU) Набор для профилактики тромбоэмболии легочной артерии и интравенозный фильтр
EP1965729A2 (en) * 2005-12-30 2008-09-10 C.R. Bard, Inc. Removable blood clot filter with edge for cutting through the endothelium
US9345564B2 (en) * 2013-03-15 2016-05-24 Cook Medical Technologies Llc Removable vena cava filter having primary and secondary struts
CN203841850U (zh) * 2014-03-31 2014-09-24 孙媛 一种可回收下腔静脉滤器
GB2530313B (en) * 2014-09-19 2016-09-14 Cook Medical Technologies Llc Spring lock implantable vascular device
CN105193521B (zh) * 2015-11-09 2018-06-12 柏为（武汉）医疗科技有限公司 一种具有良好贴壁性的可回收腔静脉滤器
CN105361974B (zh) * 2015-12-14 2018-09-21 广东脉搏医疗科技有限公司 一种血栓过滤器
CN205339216U (zh) * 2015-12-15 2016-06-29 上海形状记忆合金材料有限公司 一种双向固定滤器
CN105943197A (zh) * 2016-04-29 2016-09-21 湖南埃普特医疗器械有限公司 一种腔静脉滤器
CN107307921B (zh) * 2017-03-16 2020-11-06 杭州唯强医疗科技有限公司 双向可控释放的腔静脉滤器
CN107137160B (zh) * 2017-05-08 2021-06-11 杭州唯强医疗科技有限公司 防止移位的双向可控释放滤器

Also Published As

Publication number Publication date
CN110062610A (zh) 2019-07-26
CN207220906U (zh) 2018-04-13
WO2018120414A1 (zh) 2018-07-05
WO2018121114A1 (zh) 2018-07-05

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Application publication date: 20191011

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