JPWO2016194551A1 - 医療デバイス - Google Patents
医療デバイス Download PDFInfo
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- JPWO2016194551A1 JPWO2016194551A1 JP2017521757A JP2017521757A JPWO2016194551A1 JP WO2016194551 A1 JPWO2016194551 A1 JP WO2016194551A1 JP 2017521757 A JP2017521757 A JP 2017521757A JP 2017521757 A JP2017521757 A JP 2017521757A JP WO2016194551 A1 JPWO2016194551 A1 JP WO2016194551A1
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Images
Classifications
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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
- A61B17/320725—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with radially expandable cutting or abrading elements
-
- 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
- A61B17/22—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
- A61B17/221—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00017—Electrical control of surgical instruments
- A61B2017/00022—Sensing or detecting at the treatment site
-
- 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
- A61B2017/22051—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 an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation
- A61B2017/22061—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 an inflatable part, e.g. balloon, for positioning, blocking, or immobilisation for spreading elements apart
-
- 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
- A61B2017/320716—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions comprising means for preventing embolism by dislodged material
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B90/00—Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
- A61B90/06—Measuring instruments not otherwise provided for
- A61B2090/064—Measuring instruments not otherwise provided for for measuring force, pressure or mechanical tension
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B2217/00—General characteristics of surgical instruments
- A61B2217/002—Auxiliary appliance
- A61B2217/007—Auxiliary appliance with irrigation system
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- 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)
Abstract
Description
20 処置デバイス、
30 フィルターデバイス、
40、250 切削部、
41、253 ストラット、
50 支持部、
51 線材、
52 間隙、
60、280、290、300、310 駆動シャフト、
61、281、291、301、311 孔部、
62 被覆部、
63 線材、
64 従動歯車(回転駆動力を受ける部位)、
70、320 直動シャフト、
71、321 孔部、
80 外シース、
100、330 内管、
102、331 孔部、
110 操作部、
140、260 連結部、
162 シール部、
180、270 送液部、
185 第1シール部(シール部)、
302 補強部、
D デブリ、
S 狭窄部(物体)。
Claims (7)
- 生体管腔内の物体を切削するための医療デバイスであって、
回転可能であって管状の駆動シャフトと、
前記駆動シャフトを収容可能な管状の外シースと、
前記駆動シャフトの遠位側に連結されて回転可能であり、回転軸に沿って延在するとともに中央部が撓むことで径方向外側へ拡張可能である少なくとも1つのストラットと、
前記駆動シャフトの内部に配置されて前記ストラットを拡張させるために前記駆動シャフトに対して相対的に軸方向へ移動可能であり、かつ前記駆動シャフトとともに回転可能な管状の直動シャフトと、
前記外シースおよび駆動シャフトの間に液体を供給する送液部と、を有し、
前記駆動シャフトおよび直動シャフトの少なくとも前記駆動シャフトに、内面から外面へ貫通する孔部が設けられている医療デバイス。 - 前記孔部は、当該孔部が設けられる前記駆動シャフトまたは直動シャフトの外面または内面において周方向に対して傾斜している請求項1に記載の医療デバイス。
- 前記駆動シャフトおよび直動シャフトの少なくとも前記駆動シャフトは、前記孔部が形成される範囲に剛性を付与する補強部を有する請求項1または2に記載の医療デバイス。
- 前記孔部は、当該孔部が設けられる前記駆動シャフトまたは直動シャフトの外面から内面へ向かって断面積が広がっている請求項1〜3のいずれか1項に記載の医療デバイス。
- 前記送液部は、前記外シースの近位部および前記駆動シャフトの近位部の間の液密性を維持するためのシール部を有する請求項1〜4のいずれか1項に記載の医療デバイス。
- 前記駆動シャフトの内部に配置される管体であり、前記駆動シャフトおよび直動シャフトに対して回転が拘束されず、内面から外面へ貫通する孔部が設けられている内管をさらに有する請求項1〜5のいずれか1項に記載の医療デバイス。
- 前記駆動シャフトの近位部および前記直動シャフトの近位部を液密性を維持しつつ連結し、かつ軸方向へ伸縮可能な管状の連結部をさらに有する請求項1〜6のいずれか1項に記載の医療デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015112097 | 2015-06-02 | ||
JP2015112097 | 2015-06-02 | ||
PCT/JP2016/063816 WO2016194551A1 (ja) | 2015-06-02 | 2016-05-10 | 医療デバイス |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016194551A1 true JPWO2016194551A1 (ja) | 2018-03-22 |
JP6754760B2 JP6754760B2 (ja) | 2020-09-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2017521757A Active JP6754760B2 (ja) | 2015-06-02 | 2016-05-10 | 医療デバイス |
Country Status (3)
Country | Link |
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US (1) | US10251668B2 (ja) |
JP (1) | JP6754760B2 (ja) |
WO (1) | WO2016194551A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180110081A (ko) * | 2016-02-08 | 2018-10-08 | 텔리플렉스 메디컬 인코포레이티드 | 회전식 기계적 혈전 제거 장치 |
WO2018204704A1 (en) | 2017-05-03 | 2018-11-08 | Medtronic Vascular, Inc. | Tissue-removing catheter |
US11690645B2 (en) | 2017-05-03 | 2023-07-04 | Medtronic Vascular, Inc. | Tissue-removing catheter |
JP7426926B2 (ja) | 2018-03-13 | 2024-02-02 | テルモ株式会社 | 除去デバイスおよび除去システム |
EP4434477A2 (en) | 2018-11-16 | 2024-09-25 | Medtronic Vascular Inc. | Tissue-removing catheter |
WO2020150591A1 (en) * | 2019-01-18 | 2020-07-23 | Boston Scientific Scimed, Inc. | Gearbox for atherectomy system |
US11819236B2 (en) | 2019-05-17 | 2023-11-21 | Medtronic Vascular, Inc. | Tissue-removing catheter |
CN111568497B (zh) * | 2020-05-13 | 2021-03-19 | 黑龙江省医院 | 一种血栓溶栓清除装置及其使用方法 |
US20240074784A1 (en) * | 2022-03-10 | 2024-03-07 | Intervene, Inc. | Interventional systems and associated devices and methods |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08509639A (ja) * | 1993-04-29 | 1996-10-15 | シメッド ライフ システムズ インコーポレイテッド | 拡張可能な脈管閉塞物除去装置 |
US5728123A (en) * | 1995-04-26 | 1998-03-17 | Lemelson; Jerome H. | Balloon actuated catheter |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6096054A (en) | 1998-03-05 | 2000-08-01 | Scimed Life Systems, Inc. | Expandable atherectomy burr and method of ablating an occlusion from a patient's blood vessel |
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2016
- 2016-05-10 WO PCT/JP2016/063816 patent/WO2016194551A1/ja active Application Filing
- 2016-05-10 JP JP2017521757A patent/JP6754760B2/ja active Active
- 2016-06-02 US US15/171,937 patent/US10251668B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08509639A (ja) * | 1993-04-29 | 1996-10-15 | シメッド ライフ システムズ インコーポレイテッド | 拡張可能な脈管閉塞物除去装置 |
US5728123A (en) * | 1995-04-26 | 1998-03-17 | Lemelson; Jerome H. | Balloon actuated catheter |
Also Published As
Publication number | Publication date |
---|---|
US20160354107A1 (en) | 2016-12-08 |
JP6754760B2 (ja) | 2020-09-16 |
US10251668B2 (en) | 2019-04-09 |
WO2016194551A1 (ja) | 2016-12-08 |
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