CN109922756A - 瓣膜递送系统 - Google Patents

瓣膜递送系统 Download PDF

Info

Publication number
CN109922756A
CN109922756A CN201780067651.4A CN201780067651A CN109922756A CN 109922756 A CN109922756 A CN 109922756A CN 201780067651 A CN201780067651 A CN 201780067651A CN 109922756 A CN109922756 A CN 109922756A
Authority
CN
China
Prior art keywords
frame
valve
conduit
catheter
disposed
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
CN201780067651.4A
Other languages
English (en)
Chinese (zh)
Inventor
N·达菲
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.)
Medtronic Vascular Inc
Original Assignee
Medtronic Vascular Inc
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 Medtronic Vascular Inc filed Critical Medtronic Vascular Inc
Publication of CN109922756A publication Critical patent/CN109922756A/zh
Pending legal-status Critical Current

Links

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
    • A61F2/02—Prostheses implantable into the body
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2427—Devices for manipulating or deploying heart valves during implantation
    • A61F2/2436—Deployment by retracting a sheath
    • 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
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2412—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with soft flexible valve members, e.g. tissue valves shaped like natural valves
    • A61F2/2418—Scaffolds therefor, e.g. support 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
    • A61F2/02—Prostheses implantable into the body
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2427—Devices for manipulating or deploying heart valves during implantation
    • 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
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2427—Devices for manipulating or deploying heart valves during implantation
    • A61F2/243—Deployment by mechanical expansion
    • A61F2/2433—Deployment by mechanical expansion using balloon catheter
    • 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
    • A61F2/24—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body
    • A61F2/2469—Heart valves ; Vascular valves, e.g. venous valves; Heart implants, e.g. passive devices for improving the function of the native valve or the heart muscle; Transmyocardial revascularisation [TMR] devices; Valves implantable in the body with resilient valve members, e.g. conical spiral
    • 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
    • A61F2230/0069—Three-dimensional shapes cylindrical
    • 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
    • A61F2250/00—Special features of prostheses classified in groups A61F2/00 - A61F2/26 or A61F2/82 or A61F9/00 or A61F11/00 or subgroups thereof
    • A61F2250/0058—Additional features; Implant or prostheses properties not otherwise provided for
    • A61F2250/006—Additional features; Implant or prostheses properties not otherwise provided for modular

Landscapes

  • Health & Medical Sciences (AREA)
  • Cardiology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Transplantation (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Prostheses (AREA)
  • Media Introduction/Drainage Providing Device (AREA)
CN201780067651.4A 2016-11-07 2017-10-20 瓣膜递送系统 Pending CN109922756A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US15/345,113 US10492907B2 (en) 2016-11-07 2016-11-07 Valve delivery system
US15/345,113 2016-11-07
PCT/US2017/057587 WO2018085059A1 (en) 2016-11-07 2017-10-20 Valve delivery system

Publications (1)

Publication Number Publication Date
CN109922756A true CN109922756A (zh) 2019-06-21

Family

ID=60245228

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201780067651.4A Pending CN109922756A (zh) 2016-11-07 2017-10-20 瓣膜递送系统

Country Status (5)

Country Link
US (2) US10492907B2 (enExample)
EP (1) EP3534839B1 (enExample)
JP (1) JP2019532775A (enExample)
CN (1) CN109922756A (enExample)
WO (1) WO2018085059A1 (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110547898A (zh) * 2019-09-05 2019-12-10 沛嘉医疗科技(苏州)有限公司 一种人造瓣膜的输送设备
CN111643223A (zh) * 2020-05-13 2020-09-11 上海长海医院 用于修复或替换心脏的自体瓣膜的移植物
CN114376770A (zh) * 2022-03-24 2022-04-22 上海纽脉医疗科技股份有限公司 一种用于将人工假体植入患者体内的输送系统
CN114767334A (zh) * 2022-03-24 2022-07-22 上海纽脉医疗科技股份有限公司 心脏瓣膜释放机构、释放导管及人工心脏瓣膜输送系统
CN116077236A (zh) * 2021-11-17 2023-05-09 北京佰仁医疗科技股份有限公司 一种分体式可精准锚定的介入二尖瓣系统

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8870950B2 (en) 2009-12-08 2014-10-28 Mitral Tech Ltd. Rotation-based anchoring of an implant
US11653910B2 (en) 2010-07-21 2023-05-23 Cardiovalve Ltd. Helical anchor implantation
EP4066786B1 (en) 2014-07-30 2025-05-14 Cardiovalve Ltd. Articulatable prosthetic valve
ES2978714T3 (es) 2015-02-05 2024-09-18 Cardiovalve Ltd Válvula protésica con marcos de deslizamiento axial
US10531866B2 (en) 2016-02-16 2020-01-14 Cardiovalve Ltd. Techniques for providing a replacement valve and transseptal communication
US10653523B2 (en) 2017-01-19 2020-05-19 4C Medical Technologies, Inc. Systems, methods and devices for delivery systems, methods and devices for implanting prosthetic heart valves
US10561495B2 (en) 2017-01-24 2020-02-18 4C Medical Technologies, Inc. Systems, methods and devices for two-step delivery and implantation of prosthetic heart valve
US12029647B2 (en) 2017-03-07 2024-07-09 4C Medical Technologies, Inc. Systems, methods and devices for prosthetic heart valve with single valve leaflet
US12036113B2 (en) 2017-06-14 2024-07-16 4C Medical Technologies, Inc. Delivery of heart chamber prosthetic valve implant
US11793633B2 (en) 2017-08-03 2023-10-24 Cardiovalve Ltd. Prosthetic heart valve
US12458493B2 (en) 2017-09-19 2025-11-04 Cardiovalve Ltd. Prosthetic heart valve and delivery systems and methods
US11318014B2 (en) * 2017-09-19 2022-05-03 Cardiovalve Ltd. Prosthetic valve delivery system with multi-planar steering
WO2019195860A2 (en) 2018-04-04 2019-10-10 Vdyne, Llc Devices and methods for anchoring transcatheter heart valve
US11857441B2 (en) 2018-09-04 2024-01-02 4C Medical Technologies, Inc. Stent loading device
US10321995B1 (en) 2018-09-20 2019-06-18 Vdyne, Llc Orthogonally delivered transcatheter heart valve replacement
US11278437B2 (en) 2018-12-08 2022-03-22 Vdyne, Inc. Compression capable annular frames for side delivery of transcatheter heart valve replacement
US11344413B2 (en) 2018-09-20 2022-05-31 Vdyne, Inc. Transcatheter deliverable prosthetic heart valves and methods of delivery
US12186187B2 (en) 2018-09-20 2025-01-07 Vdyne, Inc. Transcatheter deliverable prosthetic heart valves and methods of delivery
US10595994B1 (en) 2018-09-20 2020-03-24 Vdyne, Llc Side-delivered transcatheter heart valve replacement
US11071627B2 (en) 2018-10-18 2021-07-27 Vdyne, Inc. Orthogonally delivered transcatheter heart valve frame for valve in valve prosthesis
US11109969B2 (en) 2018-10-22 2021-09-07 Vdyne, Inc. Guidewire delivery of transcatheter heart valve
US11253359B2 (en) 2018-12-20 2022-02-22 Vdyne, Inc. Proximal tab for side-delivered transcatheter heart valves and methods of delivery
US10653522B1 (en) 2018-12-20 2020-05-19 Vdyne, Inc. Proximal tab for side-delivered transcatheter heart valve prosthesis
WO2020146842A1 (en) 2019-01-10 2020-07-16 Vdyne, Llc Anchor hook for side-delivery transcatheter heart valve prosthesis
US11273032B2 (en) 2019-01-26 2022-03-15 Vdyne, Inc. Collapsible inner flow control component for side-deliverable transcatheter heart valve prosthesis
US11185409B2 (en) 2019-01-26 2021-11-30 Vdyne, Inc. Collapsible inner flow control component for side-delivered transcatheter heart valve prosthesis
US12544226B2 (en) 2019-02-14 2026-02-10 4C Medical Technologies, Inc. Hydrophilic skirt for paravalvular leak mitigation and fit and apposition optimization for prosthetic heart valve implants
WO2020181154A2 (en) 2019-03-05 2020-09-10 Vdyne, Inc. Tricuspid regurgitation control devices for orthogonal transcatheter heart valve prosthesis
US10631983B1 (en) 2019-03-14 2020-04-28 Vdyne, Inc. Distal subannular anchoring tab for side-delivered transcatheter valve prosthesis
US11076956B2 (en) 2019-03-14 2021-08-03 Vdyne, Inc. Proximal, distal, and anterior anchoring tabs for side-delivered transcatheter mitral valve prosthesis
US10758346B1 (en) 2019-03-14 2020-09-01 Vdyne, Inc. A2 clip for side-delivered transcatheter mitral valve prosthesis
US11173027B2 (en) 2019-03-14 2021-11-16 Vdyne, Inc. Side-deliverable transcatheter prosthetic valves and methods for delivering and anchoring the same
US11612385B2 (en) * 2019-04-03 2023-03-28 V-Wave Ltd. Systems and methods for delivering implantable devices across an atrial septum
US11452628B2 (en) 2019-04-15 2022-09-27 4C Medical Technologies, Inc. Loading systems for collapsible prosthetic heart valve devices and methods thereof
AU2020267390B2 (en) 2019-05-04 2025-12-04 Vdyne, Inc. Cinch device and method for deployment of a side-delivered prosthetic heart valve in a native annulus
EP4017442B1 (en) 2019-08-20 2024-10-09 Vdyne, Inc. Delivery devices for side-deliverable transcatheter prosthetic valves
CA3152632A1 (en) 2019-08-26 2021-03-04 Vdyne, Inc. Side-deliverable transcatheter prosthetic valves and methods for delivering and anchoring the same
CN112932738B (zh) * 2019-12-10 2023-06-16 先健科技(深圳)有限公司 输送器及输送系统
US11234813B2 (en) 2020-01-17 2022-02-01 Vdyne, Inc. Ventricular stability elements for side-deliverable prosthetic heart valves and methods of delivery
US12133797B2 (en) 2020-01-31 2024-11-05 4C Medical Technologies, Inc. Prosthetic heart valve delivery system: paddle attachment feature
US11931253B2 (en) 2020-01-31 2024-03-19 4C Medical Technologies, Inc. Prosthetic heart valve delivery system: ball-slide attachment
US12053375B2 (en) 2020-03-05 2024-08-06 4C Medical Technologies, Inc. Prosthetic mitral valve with improved atrial and/or annular apposition and paravalvular leakage mitigation
US11992403B2 (en) 2020-03-06 2024-05-28 4C Medical Technologies, Inc. Devices, systems and methods for improving recapture of prosthetic heart valve device with stent frame having valve support with inwardly stent cells
CN116473728A (zh) * 2023-05-06 2023-07-25 大连理工大学 可实现头端转向的经导管人体心脏主动脉瓣膜置换装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060271173A1 (en) * 2005-04-29 2006-11-30 Delgado Reynolds M Iii Method and apparatus for implanting an aortic valve prosthesis
US20120022633A1 (en) * 2010-07-23 2012-01-26 Christopher Olson Retaining mechanisms for prosthetic valves
CN103037808A (zh) * 2010-04-19 2013-04-10 美敦力公司 经导管递送的带有可膨胀稳定管的假体心瓣递送系统
US20160113765A1 (en) * 2014-10-23 2016-04-28 Caisson Interventional, LLC Systems and methods for heart valve therapy
US20160242901A1 (en) * 2013-10-08 2016-08-25 Medical Research, Infrastructure And Health Services Fund Of The Tel Aviv Medical Center Cardiac prostheses and their deployment

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0850607A1 (en) 1996-12-31 1998-07-01 Cordis Corporation Valve prosthesis for implantation in body channels
US6454799B1 (en) 2000-04-06 2002-09-24 Edwards Lifesciences Corporation Minimally-invasive heart valves and methods of use
US6733525B2 (en) 2001-03-23 2004-05-11 Edwards Lifesciences Corporation Rolled minimally-invasive heart valves and methods of use
ES2396738T3 (es) 2007-09-07 2013-02-25 Sorin Biomedica Cardio S.R.L. Sistema de entrega controlado por microprocesador de una prótesis de válvula cardíaca
US8323335B2 (en) 2008-06-20 2012-12-04 Edwards Lifesciences Corporation Retaining mechanisms for prosthetic valves and methods for using
US20110054487A1 (en) 2009-09-02 2011-03-03 Circulite, Inc. Coaxial transseptal guide-wire and needle assembly
US8547621B2 (en) * 2010-01-12 2013-10-01 Panasonic Corporation Laser light source, wavelength conversion laser light source and image display device
WO2013059747A1 (en) * 2011-10-19 2013-04-25 Foundry Newco Xii, Inc. Prosthetic heart valve devices, prosthetic mitral valves and associated systems and methods

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060271173A1 (en) * 2005-04-29 2006-11-30 Delgado Reynolds M Iii Method and apparatus for implanting an aortic valve prosthesis
CN103037808A (zh) * 2010-04-19 2013-04-10 美敦力公司 经导管递送的带有可膨胀稳定管的假体心瓣递送系统
US20120022633A1 (en) * 2010-07-23 2012-01-26 Christopher Olson Retaining mechanisms for prosthetic valves
US20160242901A1 (en) * 2013-10-08 2016-08-25 Medical Research, Infrastructure And Health Services Fund Of The Tel Aviv Medical Center Cardiac prostheses and their deployment
US20160113765A1 (en) * 2014-10-23 2016-04-28 Caisson Interventional, LLC Systems and methods for heart valve therapy

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110547898A (zh) * 2019-09-05 2019-12-10 沛嘉医疗科技(苏州)有限公司 一种人造瓣膜的输送设备
CN111643223A (zh) * 2020-05-13 2020-09-11 上海长海医院 用于修复或替换心脏的自体瓣膜的移植物
CN116077236A (zh) * 2021-11-17 2023-05-09 北京佰仁医疗科技股份有限公司 一种分体式可精准锚定的介入二尖瓣系统
CN116077236B (zh) * 2021-11-17 2023-10-17 北京佰仁医疗科技股份有限公司 一种分体式可精准锚定的介入二尖瓣系统
US12268594B2 (en) 2021-11-17 2025-04-08 Beijing Balance Medical Technology Co., Ltd. Split-type precisely anchored interventional mitral valve system
CN114376770A (zh) * 2022-03-24 2022-04-22 上海纽脉医疗科技股份有限公司 一种用于将人工假体植入患者体内的输送系统
CN114767334A (zh) * 2022-03-24 2022-07-22 上海纽脉医疗科技股份有限公司 心脏瓣膜释放机构、释放导管及人工心脏瓣膜输送系统
WO2023179278A1 (zh) * 2022-03-24 2023-09-28 上海纽脉医疗科技股份有限公司 一种用于将人工假体植入患者体内的输送系统

Also Published As

Publication number Publication date
EP3534839A1 (en) 2019-09-11
US20180125654A1 (en) 2018-05-10
US10492907B2 (en) 2019-12-03
JP2019532775A (ja) 2019-11-14
US20200060824A1 (en) 2020-02-27
WO2018085059A1 (en) 2018-05-11
EP3534839B1 (en) 2026-02-11

Similar Documents

Publication Publication Date Title
CN109922756A (zh) 瓣膜递送系统
US12171657B2 (en) Stents, valved-stents and methods and systems for delivery thereof
US20220370199A1 (en) Systems, methods and devices for retrograde pericardial release of a prosthetic heart valve
CN109152641B (zh) 具有隔膜孔闭合末端组件的经导管瓣膜递送系统
EP3269332B1 (en) Aortic bioprosthesis
CN110062611A (zh) 具有受控扩张的假体心脏瓣膜递送系统
CN115281890A (zh) 用于经导管瓣膜修复的伸缩囊体组件和方法
US20250295490A1 (en) Transcatheter delivery device having flexible capsule

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
RJ01 Rejection of invention patent application after publication

Application publication date: 20190621

RJ01 Rejection of invention patent application after publication