JP7073530B2 - 拡張可能遠位領域を有する血管内ポンプ - Google Patents

拡張可能遠位領域を有する血管内ポンプ Download PDF

Info

Publication number
JP7073530B2
JP7073530B2 JP2020558013A JP2020558013A JP7073530B2 JP 7073530 B2 JP7073530 B2 JP 7073530B2 JP 2020558013 A JP2020558013 A JP 2020558013A JP 2020558013 A JP2020558013 A JP 2020558013A JP 7073530 B2 JP7073530 B2 JP 7073530B2
Authority
JP
Japan
Prior art keywords
foldable
expandable
blood pump
expandable region
region
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
Application number
JP2020558013A
Other languages
English (en)
Japanese (ja)
Other versions
JP2021521934A (ja
JP2021521934A5 (enExample
Inventor
カンブロンヌ，マシュー・ディ
ヒギンス，ジョセフ・ピィ
ハセルマン，ベンジャミン・ディ
バン・デ・ムールテレ，トリスタン・エイ
ティルストラ，マシュー・ダブリュ
ストーン，ジェフリー・アール
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.)
Cardiovascular Systems Inc
Original Assignee
Cardiovascular Systems 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 Cardiovascular Systems Inc filed Critical Cardiovascular Systems Inc
Publication of JP2021521934A publication Critical patent/JP2021521934A/ja
Publication of JP2021521934A5 publication Critical patent/JP2021521934A5/ja
Application granted granted Critical
Publication of JP7073530B2 publication Critical patent/JP7073530B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80—Constructional details other than related to driving
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/857—Implantable blood tubes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10—Location thereof with respect to the patient's body
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
    • A61M60/13—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel by means of a catheter allowing explantation, e.g. catheter pumps temporarily introduced via the vascular system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10—Location thereof with respect to the patient's body
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/126—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel
    • A61M60/148—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable via, into, inside, in line, branching on, or around a blood vessel in line with a blood vessel using resection or like techniques, e.g. permanent endovascular heart assist devices
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/10—Location thereof with respect to the patient's body
    • A61M60/122—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body
    • A61M60/165—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart
    • A61M60/17—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps
    • A61M60/174—Implantable pumps or pumping devices, i.e. the blood being pumped inside the patient's body implantable in, on, or around the heart inside a ventricle, e.g. intraventricular balloon pumps discharging the blood to the ventricle or arterial system via a cannula internal to the ventricle or arterial system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/20—Type thereof
    • A61M60/205—Non-positive displacement blood pumps
    • A61M60/216—Non-positive displacement blood pumps including a rotating member acting on the blood, e.g. impeller
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/408—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable
    • A61M60/411—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/422—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being electromagnetic, e.g. using canned motor pumps
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80—Constructional details other than related to driving
    • A61M60/802—Constructional details other than related to driving of non-positive displacement blood pumps
    • A61M60/81—Pump housings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/80—Constructional details other than related to driving
    • A61M60/855—Constructional details other than related to driving of implantable pumps or pumping devices
    • A61M60/865—Devices for guiding or inserting pumps or pumping devices into the patient's body
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/02—General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0266—Shape memory materials
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/408—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable
    • A61M60/411—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
    • A61M60/414—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor transmitted by a rotating cable, e.g. for blood pumps mounted on a catheter
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M60/00—Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance
    • A61M60/40—Details relating to driving
    • A61M60/403—Details relating to driving for non-positive displacement blood pumps
    • A61M60/408—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable
    • A61M60/411—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor
    • A61M60/416—Details relating to driving for non-positive displacement blood pumps the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable generated by an electromotor transmitted directly by the motor rotor drive shaft

Landscapes

  • Health & Medical Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Hematology (AREA)
  • Mechanical Engineering (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Vascular Medicine (AREA)
  • External Artificial Organs (AREA)
  • Transplantation (AREA)
JP2020558013A 2018-04-20 2019-04-19 拡張可能遠位領域を有する血管内ポンプ Active JP7073530B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201862660511P 2018-04-20 2018-04-20
US201862660538P 2018-04-20 2018-04-20
US62/660,538 2018-04-20
US62/660,511 2018-04-20
US16/388,362 2019-04-18
US16/388,362 US11110264B2 (en) 2018-04-20 2019-04-18 Intravascular pump with expandable distal region
PCT/US2019/028262 WO2019204689A1 (en) 2018-04-20 2019-04-19 Intravascular pump with expandable distal region

Publications (3)

Publication Number Publication Date
JP2021521934A JP2021521934A (ja) 2021-08-30
JP2021521934A5 JP2021521934A5 (enExample) 2021-11-18
JP7073530B2 true JP7073530B2 (ja) 2022-05-23

Family

ID=68236228

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020558013A Active JP7073530B2 (ja) 2018-04-20 2019-04-19 拡張可能遠位領域を有する血管内ポンプ

Country Status (5)

Country Link
US (1) US11110264B2 (enExample)
EP (1) EP3781225B1 (enExample)
JP (1) JP7073530B2 (enExample)
CN (1) CN112004564A (enExample)
WO (1) WO2019204689A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115040776A (zh) 2016-10-25 2022-09-13 马真塔医药有限公司 心室辅助装置
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
CN115177858A (zh) 2018-01-10 2022-10-14 马真塔医药有限公司 心室辅助装置
US10905808B2 (en) 2018-01-10 2021-02-02 Magenta Medical Ltd. Drive cable for use with a blood pump
US20190365538A1 (en) * 2018-06-04 2019-12-05 4C Medical Technologies, Inc. Devices, systems and methods for preventing prolapse of native cardiac valve leaflets
US11219753B2 (en) * 2018-07-30 2022-01-11 Cardiovascular Systems, Inc. Intravascular pump with expandable and collapsible inlet region and methods thereof
US11857441B2 (en) 2018-09-04 2024-01-02 4C Medical Technologies, Inc. Stent loading device
EP3782666B1 (en) 2019-01-24 2021-08-11 Magenta Medical Ltd. Manufacturing an impeller
US11452628B2 (en) 2019-04-15 2022-09-27 4C Medical Technologies, Inc. Loading systems for collapsible prosthetic heart valve devices and methods thereof
KR20220129582A (ko) * 2020-01-14 2022-09-23 아비오메드, 인크. 유출 호스를 가진 혈관내 혈액 펌프
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
WO2021205346A2 (en) 2020-04-07 2021-10-14 Magenta Medical Ltd Ventricular assist device
WO2022076862A1 (en) * 2020-10-08 2022-04-14 Shifamed Holdings, Llc Intravascular blood pumps and methods of use
CN114642827A (zh) * 2020-12-17 2022-06-21 苏州心岭迈德医疗科技有限公司 心室辅助泵血器械及系统
US20230248960A1 (en) * 2020-12-22 2023-08-10 Boston Scientific Scimed Inc. Constraint Delivery – Hinge & Constraint Delivery - Corset
WO2022140635A1 (en) * 2020-12-23 2022-06-30 Boston Scientific Scimed Inc. Facilitate delivery of devices with high friction - braid
US20230201560A1 (en) * 2021-12-29 2023-06-29 Tc1 Llc Guidewire configurations for implantable medical devices
CN114259645B (zh) * 2022-01-11 2024-12-06 丰凯利医疗器械(上海)有限公司 泵血装置
CN120053873A (zh) * 2025-03-19 2025-05-30 深圳核心医疗科技股份有限公司 血泵

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040044266A1 (en) 2000-12-01 2004-03-04 Thorsten Siess Intravascular pump
US20080262337A1 (en) 2004-05-17 2008-10-23 C.R. Bard, Inc. Method and Apparatus for Mapping and/or Ablation of Cardiac Tissue
US20110004046A1 (en) 2009-07-01 2011-01-06 The Penn State Research Foundation Blood pump with expandable cannula
JP2021510318A (ja) 2018-01-10 2021-04-22 マジェンタ・メディカル・リミテッド 心室補助デバイス

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4625712A (en) 1983-09-28 1986-12-02 Nimbus, Inc. High-capacity intravascular blood pump utilizing percutaneous access
US4969458A (en) 1987-07-06 1990-11-13 Medtronic, Inc. Intracoronary stent and method of simultaneous angioplasty and stent implant
US4886062A (en) 1987-10-19 1989-12-12 Medtronic, Inc. Intravascular radially expandable stent and method of implant
US5019090A (en) 1988-09-01 1991-05-28 Corvita Corporation Radially expandable endoprosthesis and the like
US4964864A (en) 1988-09-27 1990-10-23 American Biomed, Inc. Heart assist pump
US4950227A (en) 1988-11-07 1990-08-21 Boston Scientific Corporation Stent delivery system
US4856516A (en) 1989-01-09 1989-08-15 Cordis Corporation Endovascular stent apparatus and method
JPH0636821B2 (ja) 1990-03-08 1994-05-18 健二 山崎 体内埋設形の補助人工心臓
US5161547A (en) 1990-11-28 1992-11-10 Numed, Inc. Method of forming an intravascular radially expandable stent
US5314472A (en) 1991-10-01 1994-05-24 Cook Incorporated Vascular stent
US5776183A (en) 1996-08-23 1998-07-07 Kanesaka; Nozomu Expandable stent
DE19821307C1 (de) 1998-05-13 1999-10-21 Impella Cardiotech Gmbh Intrakardiale Blutpumpe
US7393181B2 (en) 2004-09-17 2008-07-01 The Penn State Research Foundation Expandable impeller pump
US20080132748A1 (en) * 2006-12-01 2008-06-05 Medical Value Partners, Llc Method for Deployment of a Medical Device
US9028392B2 (en) 2006-12-01 2015-05-12 NuCardia, Inc. Medical device
US9232992B2 (en) * 2008-07-24 2016-01-12 Aga Medical Corporation Multi-layered medical device for treating a target site and associated method
WO2011035327A1 (en) * 2009-09-21 2011-03-24 Medtronic Inc. Stented transcatheter prosthetic heart valve delivery system and method
US8849398B2 (en) 2011-08-29 2014-09-30 Minnetronix, Inc. Expandable blood pump for cardiac support
US9585991B2 (en) * 2012-10-16 2017-03-07 Heartware, Inc. Devices, systems, and methods for facilitating flow from the heart to a blood pump
US20140200395A1 (en) * 2012-12-11 2014-07-17 Bilal Shafi Apparatuses and methods for preventing or reversing heart dilation

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040044266A1 (en) 2000-12-01 2004-03-04 Thorsten Siess Intravascular pump
US20080262337A1 (en) 2004-05-17 2008-10-23 C.R. Bard, Inc. Method and Apparatus for Mapping and/or Ablation of Cardiac Tissue
US20110004046A1 (en) 2009-07-01 2011-01-06 The Penn State Research Foundation Blood pump with expandable cannula
JP2021510318A (ja) 2018-01-10 2021-04-22 マジェンタ・メディカル・リミテッド 心室補助デバイス

Also Published As

Publication number Publication date
CN112004564A (zh) 2020-11-27
WO2019204689A1 (en) 2019-10-24
JP2021521934A (ja) 2021-08-30
US20190321530A1 (en) 2019-10-24
EP3781225B1 (en) 2023-04-19
US11110264B2 (en) 2021-09-07
EP3781225A1 (en) 2021-02-24
EP3781225A4 (en) 2022-02-23

Similar Documents

Publication Publication Date Title
JP7073530B2 (ja) 拡張可能遠位領域を有する血管内ポンプ
JP7052143B2 (ja) 拡張かつ折畳み可能な入口領域を有する血管内ポンプおよびその方法
CN112004565B (zh) 具有可扩张区域的血管内泵
US12171993B2 (en) Intravascular blood pump with external motor and centrifugal force-driven expansion of impeller blades and/or expandable and collapsible impeller housing
JP7187666B2 (ja) ハンドルにコントロール部およびディスプレイスクリーンを有する血管内ポンプ
JP7309756B2 (ja) 一体化された絶縁導体を有する血管内ポンプおよびその方法
JP7047184B2 (ja) 近位および遠位圧力または流れセンサならびに遠位センサのトラッキングを有する血管内ポンプ
US10729833B2 (en) Intravascular pump with expandable region at least partially collapsible into recesses defined between impeller blades
US20190351117A1 (en) Intravascular blood pump system with integrated conductor(s) in housing and methods thereof

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20210215

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20211006

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20211006

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20211006

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20211026

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20220412

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20220511

R150 Certificate of patent or registration of utility model

Ref document number: 7073530

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150