CN109310492A - 具有自中心性的腔静脉滤器 - Google Patents

具有自中心性的腔静脉滤器 Download PDF

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Publication number
CN109310492A
CN109310492A CN201880002404.0A CN201880002404A CN109310492A CN 109310492 A CN109310492 A CN 109310492A CN 201880002404 A CN201880002404 A CN 201880002404A CN 109310492 A CN109310492 A CN 109310492A
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CN
China
Prior art keywords
segmentation
filtration members
support portion
filter
vena cava
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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.)
Granted
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CN201880002404.0A
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English (en)
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CN109310492B (zh
Inventor
张庭超
李阳
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Hangzhou Endonom Medtech Co Ltd
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Hangzhou Weiqiang Medical Technology Co Ltd
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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
    • A61F2/0103—With centering means
    • 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
    • A61F2002/016—Filters implantable into blood vessels made from wire-like elements
    • 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
    • A61F2/848—Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents having means for fixation to the vessel wall, e.g. barbs
    • A61F2002/8483—Barbs
    • 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
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0002—Two-dimensional shapes, e.g. cross-sections
    • A61F2230/0028—Shapes in the form of latin or greek characters
    • A61F2230/005—Rosette-shaped, e.g. star-shaped
    • 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
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0067—Three-dimensional shapes conical
    • 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
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0073—Quadric-shaped
    • 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
    • A61F2230/00—Geometry of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2230/0063—Three-dimensional shapes
    • A61F2230/0093—Umbrella-shaped, e.g. mushroom-shaped

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)
  • External Artificial Organs (AREA)

Abstract

一种具有自中心性的腔静脉滤器，包括用于滤器回收的回收部(1300)、用于过滤血栓的过滤部(1100)和用于防止滤器倾斜的支撑部(1200)；过滤部(1100)包括在轴向设置的至少两层的过滤件，相邻两层过滤件在轴向交错排布；支撑部(1200)为由中心向过滤部(1100)方向的外侧延伸并逐步反向翻转卷曲，点支撑在血管内壁上，防止回收部(1300)贴附在血管内壁上，是一种自中心性能良好、防止回收部(1300)贴壁的具有自中心性的腔静脉滤器。

Description

PCT国内申请，说明书已公开。

Claims (11)

  1. PCT国内申请，权利要求书已公开。
CN201880002404.0A 2017-04-11 2018-03-21 具有自中心性的腔静脉滤器 Active CN109310492B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201720377894.5U CN207821947U (zh) 2017-04-11 2017-04-11 具有自中心性的腔静脉滤器
CN2017203778945 2017-04-11
PCT/CN2018/079700 WO2018188457A1 (zh) 2017-04-11 2018-03-21 具有自中心性的腔静脉滤器

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CN109310492A true CN109310492A (zh) 2019-02-05
CN109310492B CN109310492B (zh) 2022-09-13

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US (1) US11458005B2 (zh)
EP (1) EP3456290B1 (zh)
CN (2) CN207821947U (zh)
WO (1) WO2018188457A1 (zh)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110507447A (zh) * 2019-09-24 2019-11-29 浙江归创医疗器械有限公司 腔静脉滤器及其回收装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN207821947U (zh) * 2017-04-11 2018-09-07 杭州唯强医疗科技有限公司 具有自中心性的腔静脉滤器
CN109771092B (zh) * 2019-03-26 2019-11-12 李莹 一种腔静脉植入血栓过滤器
CN110090091A (zh) * 2019-05-16 2019-08-06 山西大医院（山西医学科学院） 一种双支撑型可回收的腔静脉滤器
CN110226989B (zh) * 2019-06-24 2024-04-02 内蒙古工业大学 一种涡流式腔静脉过滤器及滤器***

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CN101389289A (zh) * 2005-12-28 2009-03-18 弗里·格里马诺维奇·安德烈耶夫 用于预防肺动脉血栓的成套组件以及静脉内过滤器
US20100049238A1 (en) * 2006-12-19 2010-02-25 C.R. Bard, Inc. Inferior vena cava filter with stability features
US20110257677A1 (en) * 2005-05-12 2011-10-20 C. R. Bard, Inc. Removable embolus blood clot filter
CN102470028A (zh) * 2009-07-29 2012-05-23 C·R·巴德公司 管式过滤器
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* Cited by examiner, † Cited by third party
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US5669933A (en) * 1996-07-17 1997-09-23 Nitinol Medical Technologies, Inc. Removable embolus blood clot filter
US6258026B1 (en) * 1998-09-25 2001-07-10 Nitinol Medical Technologies, Inc. Removable embolus blood clot filter and filter delivery unit
US20110257677A1 (en) * 2005-05-12 2011-10-20 C. R. Bard, Inc. Removable embolus blood clot filter
CN101389289A (zh) * 2005-12-28 2009-03-18 弗里·格里马诺维奇·安德烈耶夫 用于预防肺动脉血栓的成套组件以及静脉内过滤器
US20070167974A1 (en) * 2006-01-13 2007-07-19 Cully Edward H Removable blood conduit filter
US20070173885A1 (en) * 2006-01-20 2007-07-26 Angiodynamics, Inc. Retrievable blood clot filter
CN101143114A (zh) * 2006-09-14 2008-03-19 微创医疗器械(上海)有限公司 双层静脉滤器
US20100049238A1 (en) * 2006-12-19 2010-02-25 C.R. Bard, Inc. Inferior vena cava filter with stability features
CN102470028A (zh) * 2009-07-29 2012-05-23 C·R·巴德公司 管式过滤器
CN104825247A (zh) * 2009-07-29 2015-08-12 C·R·巴德公司 管式过滤器
CN102811679A (zh) * 2009-12-23 2012-12-05 亭阁医疗创新公司 可消除的血管过滤装置及其使用方法
US20130035714A1 (en) * 2011-08-05 2013-02-07 Merit Medical Systems, Inc. Vascular Filter
US20140243878A1 (en) * 2013-02-25 2014-08-28 Cook Medical Technologies Llc Conical vena cava filter with jugular or femoral retrieval
CN104434339A (zh) * 2013-09-25 2015-03-25 傅强 腔静脉滤器
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
CN107007377A (zh) * 2017-03-16 2017-08-04 杭州唯强医疗科技有限公司 多层过滤的腔静脉滤器
CN207821947U (zh) * 2017-04-11 2018-09-07 杭州唯强医疗科技有限公司 具有自中心性的腔静脉滤器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110507447A (zh) * 2019-09-24 2019-11-29 浙江归创医疗器械有限公司 腔静脉滤器及其回收装置

Also Published As

Publication number Publication date
US20190117368A1 (en) 2019-04-25
EP3456290A4 (en) 2019-05-29
WO2018188457A1 (zh) 2018-10-18
EP3456290B1 (en) 2022-11-23
CN109310492B (zh) 2022-09-13
CN207821947U (zh) 2018-09-07
EP3456290A1 (en) 2019-03-20
US11458005B2 (en) 2022-10-04

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