JP6903632B2 - 医療デバイス - Google Patents
医療デバイス Download PDFInfo
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- JP6903632B2 JP6903632B2 JP2018504516A JP2018504516A JP6903632B2 JP 6903632 B2 JP6903632 B2 JP 6903632B2 JP 2018504516 A JP2018504516 A JP 2018504516A JP 2018504516 A JP2018504516 A JP 2018504516A JP 6903632 B2 JP6903632 B2 JP 6903632B2
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Images
Classifications
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- 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
- A61F2/013—Distal protection devices, i.e. devices placed distally in combination with another endovascular procedure, e.g. angioplasty or stenting
-
- 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
- A61B17/22—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
- 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
- A61B17/320758—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
- A61B17/320783—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions through side-hole, e.g. sliding or rotating cutter inside catheter
-
- 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
- A61B17/22—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
- A61B2017/2212—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions having a closed distal end, e.g. a loop
-
- 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
- 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
- A61B2017/320733—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a flexible cutting or scraping element, e.g. with a whip-like distal filament member
-
- 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
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Vascular Medicine (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Medical Informatics (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Surgical Instruments (AREA)
Description
r1<ri<r2 ・・・式(1)
20、150、170、200、220、240、250 シャフト部、
21 シャフト外管(第1の管体)、
24 ルーメン(第1のルーメン)、
30 シャフト内管、
40 ガイドワイヤ用管体(凸部、第2の管体)、
41 ガイドワイヤルーメン(第2のルーメン)、
42、151、171 接触部、
50、130、140、160、180、190、241 スライド部、
54 収容凹部、
58、131、244 スリット、
59、132 端面、
60 破砕部、
61 螺旋部、
62、242 連結部、
141 溝、
191、243 凸部、
201 凹部、
210 フィルタ、
222、223 中実の部材(凸部)、
224 螺旋凸部(凸部)、
245 遠位側制限部、
246 近位側制限部、
247 操作用長尺体、
251 近位側スライド部、
252 遠位側スライド部、
253 近位凸部、
254 第1の遠位側制限部、
255 第1の近位側制限部、
256 遠位凸部、
257 第2の遠位側制限部、
258 第2の近位側制限部、
300、301、302 血栓、
r1 シャフト外管の半径、
r3 ガイドワイヤ用管体の半径。
Claims (12)
- 生体管腔に挿入されて当該生体管腔の物体を破砕するための医療デバイスであって、
回転駆動される長尺なシャフト部と、
湾曲可能な線材を備え、前記シャフト部に接続されて当該シャフト部とともに回転可能であり、拡張可能な破砕部と、
前記線材の遠位側および近位側の少なくとも一方の端部の各々に固定され、前記シャフト部の軸方向に沿ってスライド可能に前記シャフト部に連結されているスライド部と、を有し、
前記スライド部は、スリット、溝又は凸部が形成され、
前記シャフト部は、回転時に前記スライド部のスリット、溝又は凸部に回転方向に接触可能であり、前記シャフト部および前記スライド部の相対的な回転を制限する接触部を有し、
前記接触部は、前記シャフトの外表面に当該シャフトの軸に沿って配置され、前記破砕部の拡張した状態において前記スライド部よりも遠位側又は近位側の位置まで配置されており、
前記スライド部が前記接触部に当接後、前記スライド部は前記シャフト部の回転に合わせて前記シャフト部と同方向に回転する医療デバイス。 - 前記接触部は、前記シャフトの外表面に設けられた凸部であって、前記凸部は前記シャフト部の軸に沿って配置されている請求項1に記載の医療デバイス。
- 前記接触部の遠位側または近位側に、前記スライド部の前記シャフト部に対する遠位側への移動を制限する遠位側制限部または前記スライド部の前記シャフト部に対する近位側への移動を制限する近位側制限部を有する請求項1または2に記載の医療デバイス。
- 前記破砕部の遠位側の端部と近位側の端部の周方向の位置が前記シャフト部に対して固定された状態で、前記破砕部が前記シャフト部とともに回転する請求項1〜3のいずれか1項に記載の医療デバイス。
- 2つの前記スライド部の各々に接触する前記接触部は、軸方向に分かれている請求項1〜4のいずれか1項に記載の医療デバイス。
- 前記スライド部の前記シャフト部に対する遠位側への移動を制限する少なくとも1つの遠位側制限部と、
前記スライド部の前記シャフト部に対する近位側への移動を制限する少なくとも1つの近位側制限部と、を有する請求項1〜5のいずれか1項に記載の医療デバイス。 - 前記シャフト部に沿って延在し、遠位部が前記スライド部に固定されている操作用長尺体を有する請求項1〜6のいずれか1項に記載の医療デバイス。
- 前記スライド部およびシャフト部の一方は、前記シャフト部の軸方向に沿ってスリットまたは溝が設けられ、
前記スライド部およびシャフト部の他方は、前記スリットまたは溝にスライド可能に嵌合する凸部が設けられた請求項1〜7のいずれか1項に記載の医療デバイス。 - 前記スライド部は、前記スリットまたは溝が設けられ、
前記シャフト部は、前記凸部が設けられるとともに2つのルーメンを内部に有し、前記ルーメンの1つが前記凸部の内部に位置する請求項8に記載の医療デバイス。 - 前記接触部は、前記スリットまたは溝の縁を構成する端面に当接する請求項8または9に記載の医療デバイス。
- 前記シャフト部は、内部に第1のルーメンを有する第1の管体と、前記凸部であって内部に第2のルーメンを有して前記第1の管体と隣接する第2の管体と、を有し、
前記第1の管体の外周面の半径は、前記第2の管体の外周面の半径よりも大きい請求項8〜10のいずれか1項に記載の医療デバイス。 - 前記第1の管体の外径は、前記スリットまたは溝の縁を構成する対向する端面の間の幅よりも大きく、
前記第2の管体の外径は、前記スリットまたは溝の幅よりも小さい請求項11に記載の医療デバイス。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016045553 | 2016-03-09 | ||
JP2016045553 | 2016-03-09 | ||
PCT/JP2017/009016 WO2017154909A1 (ja) | 2016-03-09 | 2017-03-07 | 医療デバイスおよび処置方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2017154909A1 JPWO2017154909A1 (ja) | 2019-01-10 |
JP6903632B2 true JP6903632B2 (ja) | 2021-07-14 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2018504516A Active JP6903632B2 (ja) | 2016-03-09 | 2017-03-07 | 医療デバイス |
Country Status (5)
Country | Link |
---|---|
US (2) | US11291467B2 (ja) |
EP (1) | EP3427678A4 (ja) |
JP (1) | JP6903632B2 (ja) |
CN (1) | CN108778165B (ja) |
WO (1) | WO2017154909A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US11160572B2 (en) | 2014-01-03 | 2021-11-02 | Legacy Ventures LLC | Clot retrieval system |
JP7280831B2 (ja) * | 2017-10-04 | 2023-05-24 | テルモ株式会社 | 医療デバイス、医療デバイスの回転制御方法および回転制御装置 |
USD943743S1 (en) * | 2019-01-15 | 2022-02-15 | Olympus Corporation | Stone retrieval basket for medical device |
JP6861267B1 (ja) * | 2019-12-19 | 2021-04-21 | セイコーインスツル株式会社 | 回転ツール |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1439444A (en) | 1973-05-10 | 1976-06-16 | Rca Corp | Method ofjoining two preformed glass members by resistance heating of a metal sealing member |
FR2685190B1 (fr) * | 1991-12-23 | 1998-08-07 | Jean Marie Lefebvre | Dispositif rotatif d'atherectomie ou de thrombectomie a developpement transversal centrifuge. |
WO1993019679A1 (en) | 1992-04-07 | 1993-10-14 | The Johns Hopkins University | A percutaneous mechanical fragmentation catheter system |
US5836868A (en) * | 1992-11-13 | 1998-11-17 | Scimed Life Systems, Inc. | Expandable intravascular occlusion material removal devices and methods of use |
CA2161640C (en) * | 1993-04-29 | 2005-04-12 | Thomas V. Ressemann | Expandable intravascular occlusion material removal device |
US5643296A (en) * | 1994-12-16 | 1997-07-01 | Devices For Vasclar Intervention | Intravascular catheter with guiding structure |
US5795322A (en) * | 1995-04-10 | 1998-08-18 | Cordis Corporation | Catheter with filter and thrombus-discharge device |
US6702830B1 (en) | 1999-09-17 | 2004-03-09 | Bacchus Vascular, Inc. | Mechanical pump for removal of fragmented matter and methods of manufacture and use |
US6454775B1 (en) * | 1999-12-06 | 2002-09-24 | Bacchus Vascular Inc. | Systems and methods for clot disruption and retrieval |
US6371971B1 (en) * | 1999-11-15 | 2002-04-16 | Scimed Life Systems, Inc. | Guidewire filter and methods of use |
US8007508B2 (en) * | 2005-07-01 | 2011-08-30 | Cox John A | System for tissue dissection and retraction |
WO2008097993A2 (en) * | 2007-02-05 | 2008-08-14 | Boston Scientific Limited | Thrombectomy apparatus and method |
US7879056B2 (en) * | 2007-10-11 | 2011-02-01 | Keith Butterfield | Pleurabrade device |
US9101387B2 (en) * | 2008-06-05 | 2015-08-11 | Cardiovascular Systems, Inc. | Directional rotational atherectomy device with offset spinning abrasive element |
AU2009294864B2 (en) * | 2008-09-22 | 2015-09-10 | Arrow International, Inc. | Flow restoration systems and methods for use |
JP5810104B2 (ja) * | 2010-03-11 | 2015-11-11 | アドバンスド・カテーテル・セラピーズ・インコーポレーテツド | アテローム切除装置 |
JP6435280B2 (ja) * | 2013-03-15 | 2018-12-05 | ナショナル ユニバーシティー オブ アイルランド, ゴールウェイ | 内腔内部および体内腔の壁から物質を除去するのに適したデバイス |
WO2015190578A1 (ja) * | 2014-06-13 | 2015-12-17 | テルモ株式会社 | 医療デバイス |
US10357275B2 (en) * | 2015-06-26 | 2019-07-23 | CARDINAL HEALTH SWITZERLAND 515 GmbH | Dual-basket self-centering rotational device for treatment of arterial occlusive disease with infinitely adjustable cutting size |
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2017
- 2017-03-07 JP JP2018504516A patent/JP6903632B2/ja active Active
- 2017-03-07 WO PCT/JP2017/009016 patent/WO2017154909A1/ja active Application Filing
- 2017-03-07 CN CN201780016030.3A patent/CN108778165B/zh active Active
- 2017-03-07 EP EP17763249.4A patent/EP3427678A4/en active Pending
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2018
- 2018-09-07 US US16/124,681 patent/US11291467B2/en active Active
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2022
- 2022-02-24 US US17/680,025 patent/US20220233212A1/en active Pending
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CN108778165A (zh) | 2018-11-09 |
US20220233212A1 (en) | 2022-07-28 |
WO2017154909A1 (ja) | 2017-09-14 |
US11291467B2 (en) | 2022-04-05 |
US20190000500A1 (en) | 2019-01-03 |
JPWO2017154909A1 (ja) | 2019-01-10 |
EP3427678A1 (en) | 2019-01-16 |
EP3427678A4 (en) | 2019-10-02 |
CN108778165B (zh) | 2021-12-07 |
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