JP6930982B2 - 医療デバイス - Google Patents
医療デバイス Download PDFInfo
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- JP6930982B2 JP6930982B2 JP2018537204A JP2018537204A JP6930982B2 JP 6930982 B2 JP6930982 B2 JP 6930982B2 JP 2018537204 A JP2018537204 A JP 2018537204A JP 2018537204 A JP2018537204 A JP 2018537204A JP 6930982 B2 JP6930982 B2 JP 6930982B2
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- JP
- Japan
- Prior art keywords
- cutting portion
- thrombus
- carrier
- medical device
- cutting
- 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.)
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320758—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a rotating cutting instrument, e.g. motor driven
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320708—Curettes, e.g. hollow scraping instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/32053—Punch like cutting instruments, e.g. using a cylindrical or oval knife
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00681—Aspects not otherwise provided for
- A61B2017/00685—Archimedes screw
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/22—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire
- A61B2017/22039—Implements for squeezing-off ulcers or the like on the inside of inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; Calculus removers; Calculus smashing apparatus; Apparatus for removing obstructions in blood vessels, not otherwise provided for with a guide wire eccentric
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B2017/320052—Guides for cutting instruments
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B2017/320064—Surgical cutting instruments with tissue or sample retaining means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—Surgical cutting instruments
- A61B17/3205—Excision instruments
- A61B17/3207—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions
- A61B17/320758—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a rotating cutting instrument, e.g. motor driven
- A61B2017/320775—Morcellators, impeller or propeller like means
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/005—Auxiliary appliance with suction drainage system
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Vascular Medicine (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
Description
<第1実施形態>
<第2実施形態>
<第3実施形態>
<第4実施形態>
<第5実施形態>
<第6実施形態>
20 駆動シャフト、
21 駆動管、
40、810 切削部(第1の切削部)、
41、813、821 刃、
210、410、510 第2の切削部、
216 第2の刃、
811、820 凸部、
812 凹部、
822 外表面部、
T 血栓(物体)。
Claims (12)
- 生体管腔内の物体を除去するための医療デバイスであって、
回転可能な管状の駆動シャフトと、
前記駆動シャフトの遠位側に設けられて前記駆動シャフトとともに回転して物体を切削する円筒形状の第1の切削部と、
前記第1の切削部の内側で、前記駆動シャフトの遠位付近に配置される第2の切削部と、を有し、
前記第1の切削部および前記第2の切削部は、共通の前記駆動シャフトにより回転駆動され、
前記駆動シャフトは、内表面に螺旋状の搬送体を有し、
前記第2の切削部は、前記搬送体と一体である医療デバイス。 - 前記第1の切削部は、遠位側に位置する開口部の縁部が鋭利である請求項1に記載のデバイス。
- 前記第1の切削部は、遠位側端部に周方向に並ぶ凸部および凹部を有する請求項1または2に記載のデバイス。
- 前記凸部は、前記第1の切削部の遠位側かつ径方向外側に凸状に湾曲する外表面部を有する請求項3に記載のデバイス。
- 前記第2の切削部は、回転することで回転方向に向かって物体を切削する第2の刃を有する請求項1〜4のいずれか1項に記載の医療デバイス。
- 前記第2の刃は、前記第2の切削部の中心軸に対して傾斜する請求項5に記載の医療デバイス。
- 前記第2の刃の内径は、遠位側へ向かってテーパ状に大きくなっている請求項5または6に記載の医療デバイス。
- 前記第2の切削部の第2の刃は、前記第1の切削部の刃よりも遠位側に位置する請求項5〜7のいずれか1項に記載の医療デバイス。
- 前記第2の切削部の第2の刃は、前記第1の切削部の刃と軸方向において一致または前記第1の切削部の刃よりも近位側に位置する請求項5〜7のいずれか1項に記載の医療デバイス。
- 前記第1の切削部の遠位側端部よりも近位側に、前記第2の切削部の遠位側端部が位置する請求項1〜7、9のいずれか1項に記載の医療デバイス。
- 前記第2の切削部は、螺旋状である請求項1〜10のいずれか1項に記載の医療デバイス。
- 前記第2の切削部は、螺旋状の平板である請求項11に記載の医療デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016167737 | 2016-08-30 | ||
JP2016167737 | 2016-08-30 | ||
PCT/JP2017/030368 WO2018043290A1 (ja) | 2016-08-30 | 2017-08-24 | 医療デバイスおよび処置方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018043290A1 JPWO2018043290A1 (ja) | 2019-06-24 |
JP6930982B2 true JP6930982B2 (ja) | 2021-09-01 |
Family
ID=61301787
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018537204A Active JP6930982B2 (ja) | 2016-08-30 | 2017-08-24 | 医療デバイス |
Country Status (5)
Country | Link |
---|---|
US (1) | US11191562B2 (ja) |
EP (1) | EP3508149A4 (ja) |
JP (1) | JP6930982B2 (ja) |
CN (1) | CN109688950B (ja) |
WO (1) | WO2018043290A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018221683A1 (ja) * | 2017-05-31 | 2018-12-06 | テルモ株式会社 | 医療デバイス |
WO2021130699A1 (en) * | 2019-12-23 | 2021-07-01 | Heracure Medical Ltd. | Contained tissue extraction surgical device |
CN113749731B (zh) * | 2021-09-22 | 2024-04-05 | 四川省医学科学院·四川省人民医院 | 一种血管外科用血栓吸取装置 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE157269T1 (de) * | 1990-12-17 | 1997-09-15 | Cardiovascular Imaging Systems | Vaskularer katheter mit einem ein niedriges profil aufweisenden distalen ende |
US7655016B2 (en) | 1999-09-17 | 2010-02-02 | Covidien | Mechanical pump for removal of fragmented matter and methods of manufacture and use |
US10092313B2 (en) * | 2000-04-05 | 2018-10-09 | Boston Scientific Limited | Medical sealed tubular structures |
JP4065167B2 (ja) * | 2002-09-05 | 2008-03-19 | テルモ株式会社 | カテーテル |
US20070276419A1 (en) * | 2006-05-26 | 2007-11-29 | Fox Hollow Technologies, Inc. | Methods and devices for rotating an active element and an energy emitter on a catheter |
US20090018566A1 (en) * | 2006-06-30 | 2009-01-15 | Artheromed, Inc. | Atherectomy devices, systems, and methods |
US8007506B2 (en) * | 2006-06-30 | 2011-08-30 | Atheromed, Inc. | Atherectomy devices and methods |
EP3175803A1 (en) * | 2009-08-18 | 2017-06-07 | Microfabrica Inc. | Concentric cutting devices for use in minimally invasive medical procedures |
KR20120079479A (ko) * | 2009-12-02 | 2012-07-12 | 타이코 헬스케어 그룹 엘피 | 조직 절단 장치 및 방법 |
US8920450B2 (en) * | 2010-10-28 | 2014-12-30 | Covidien Lp | Material removal device and method of use |
US9351757B2 (en) * | 2012-01-17 | 2016-05-31 | Covidien Lp | Material removal device and method of use |
BE1020378A3 (nl) * | 2012-02-01 | 2013-08-06 | Jacques Philibert Janssens | Instrument voor het nemen van een weefselstaal. |
US9943329B2 (en) * | 2012-11-08 | 2018-04-17 | Covidien Lp | Tissue-removing catheter with rotatable cutter |
EP2931152B1 (en) | 2012-12-12 | 2019-09-18 | Covidien LP | Tissue-removing catheter for body lumen |
JP2015536805A (ja) * | 2012-12-12 | 2015-12-24 | コヴィディエン リミテッド パートナーシップ | デバルキングカテーテル |
US20140200438A1 (en) * | 2012-12-21 | 2014-07-17 | Volcano Corporation | Intraluminal imaging system |
CA2938972A1 (en) * | 2014-02-06 | 2015-08-13 | Avinger, Inc. | Atherectomy catheters and occlusion crossing devices |
JP6444121B2 (ja) * | 2014-09-30 | 2018-12-26 | テルモ株式会社 | 医療用デバイスおよび医療用デバイス組立体 |
CN107708587B (zh) * | 2015-06-30 | 2020-11-24 | 皇家飞利浦有限公司 | 同轴对转的切割组件 |
CN109661204B (zh) * | 2016-08-30 | 2022-01-28 | 泰尔茂株式会社 | 医疗器械及处置方法 |
-
2017
- 2017-08-24 CN CN201780053087.0A patent/CN109688950B/zh active Active
- 2017-08-24 JP JP2018537204A patent/JP6930982B2/ja active Active
- 2017-08-24 EP EP17846295.8A patent/EP3508149A4/en active Pending
- 2017-08-24 WO PCT/JP2017/030368 patent/WO2018043290A1/ja unknown
-
2019
- 2019-02-27 US US16/287,234 patent/US11191562B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JPWO2018043290A1 (ja) | 2019-06-24 |
CN109688950A (zh) | 2019-04-26 |
WO2018043290A1 (ja) | 2018-03-08 |
US11191562B2 (en) | 2021-12-07 |
EP3508149A1 (en) | 2019-07-10 |
EP3508149A4 (en) | 2020-04-29 |
CN109688950B (zh) | 2021-12-07 |
US20190192185A1 (en) | 2019-06-27 |
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