JP2022534296A - 凝塊回収 - Google Patents
凝塊回収 Download PDFInfo
- Publication number
- JP2022534296A JP2022534296A JP2021570796A JP2021570796A JP2022534296A JP 2022534296 A JP2022534296 A JP 2022534296A JP 2021570796 A JP2021570796 A JP 2021570796A JP 2021570796 A JP2021570796 A JP 2021570796A JP 2022534296 A JP2022534296 A JP 2022534296A
- Authority
- JP
- Japan
- Prior art keywords
- clot
- coil
- spring
- thrombectomy
- configuration
- 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
Links
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 14
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 14
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 7
- 229910052737 gold Inorganic materials 0.000 claims description 7
- 239000010931 gold Substances 0.000 claims description 7
- 229910052763 palladium Inorganic materials 0.000 claims description 7
- 229910052697 platinum Inorganic materials 0.000 claims description 7
- 229910052715 tantalum Inorganic materials 0.000 claims description 7
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 7
- 230000014759 maintenance of location Effects 0.000 abstract description 9
- 238000003384 imaging method Methods 0.000 abstract description 5
- 238000013151 thrombectomy Methods 0.000 description 65
- 239000000463 material Substances 0.000 description 20
- 230000008901 benefit Effects 0.000 description 17
- 238000000034 method Methods 0.000 description 16
- 208000007536 Thrombosis Diseases 0.000 description 14
- 238000007747 plating Methods 0.000 description 12
- 210000005166 vasculature Anatomy 0.000 description 12
- 238000004804 winding Methods 0.000 description 9
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 7
- 229910001000 nickel titanium Inorganic materials 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000012800 visualization Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 238000003466 welding Methods 0.000 description 5
- 239000003550 marker Substances 0.000 description 4
- 239000007769 metal material Substances 0.000 description 4
- 239000012781 shape memory material Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000035602 clotting Effects 0.000 description 3
- 230000001965 increasing effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000002792 vascular Effects 0.000 description 3
- 206010002329 Aneurysm Diseases 0.000 description 2
- 206010053567 Coagulopathies Diseases 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000005483 Hooke's law Effects 0.000 description 1
- 208000032382 Ischaemic stroke Diseases 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003073 embolic effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- HWLDNSXPUQTBOD-UHFFFAOYSA-N platinum-iridium alloy Chemical compound [Ir].[Pt] HWLDNSXPUQTBOD-UHFFFAOYSA-N 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- 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
- 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
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00526—Methods of manufacturing
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B2017/00831—Material properties
- A61B2017/00867—Material properties shape memory effect
-
- 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
- A61B17/22—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
- A61B2017/2217—Gripping devices in the form of loops or baskets for gripping calculi or similar types of obstructions single wire changing shape to a gripping configuration
-
- 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
- A61B90/39—Markers, e.g. radio-opaque or breast lesions markers
- A61B2090/3966—Radiopaque markers visible in an X-ray image
Landscapes
- Health & Medical Sciences (AREA)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Public Health (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Vascular Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Pathology (AREA)
- Surgical Instruments (AREA)
Abstract
Description
本出願は、2019年5月31日出願の物質除去システムと題された米国仮出願第62/855,510号、2019年6月3日出願の物質除去システムと題された米国仮出願第62/856,664号、2019年7月12日出願の物質除去システムと題された米国仮出願第62/873,529号、の優先権を主張し、その全体が参照により本明細書に組み込まれる。
Claims (20)
- 凝塊回収装置であって、
管状の中間部とテーパ状の近位端及び遠位端とを有する装置本体と、
前記装置本体内に配置されたコイルと、を備える凝塊回収装置。 - 前記コイルは放射線不透過性である、請求項1に記載の凝塊回収装置。
- 前記コイルは、白金、パラジウム、金又はタンタルからなる、請求項2に記載の凝塊回収装置。
- 前記装置本体内に配置され、前記装置本体の前記テーパ状の近位端及び遠位端のうちの少なくとも1つに及ぶ少なくとも1つの伸長要素をさらに備え、前記コイルは前記伸長要素に接続される、請求項1に記載の凝塊回収装置。
- 前記伸長要素はワイヤである、請求項4に記載の凝塊回収装置。
- 前記伸長要素は管である、請求項4に記載の凝塊回収装置。
- 前記コイルは、前記凝塊回収装置が伸長形状である場合は伸長形状であり、前記凝塊回収装置が半径方向に拡張された形状である場合は半径方向に拡張された形状である、請求項1に記載の凝塊回収装置。
- 前記テーパ状の近位端及び遠位端は、閉鎖端を形成する、請求項1に記載の凝塊回収装置。
- 凝塊回収装置であって、
管状の中間部とテーパ状の近位端及び遠位端とを有する装置本体と、
前記装置本体内に配置されたばねと、を備える凝塊回収装置。 - 前記ばねは放射線不透過性である、請求項9に記載の凝塊回収装置。
- 前記ばねは白金、パラジウム、金又はタンタルからなる、請求項10に記載の凝塊回収装置。
- 前記装置本体内に配置され、前記装置本体の前記テーパ状の近位端及び遠位端のうちの少なくとも1つに及ぶ少なくとも1つの伸長要素をさらに備え、前記コイルは前記伸長要素に接続される、請求項9に記載の凝塊回収装置。
- 前記伸長要素はワイヤである、請求項12に記載の凝塊回収装置。
- 前記伸長要素は管である、請求項12に記載の凝塊回収装置。
- 前記ばねは、前記凝塊回収装置が伸長形状である場合は伸長形状であり、前記ばねが半径方向に拡張された形状である場合は半径方向に拡張された形状である、請求項9に記載の凝塊回収装置。
- 複数の接続された装置本体をさらに備える、請求項9に記載の凝塊回収装置。
- 前記テーパ状の近位端及び遠位端は、閉鎖端を形成する、請求項9に記載の凝塊回収装置。
- 凝塊回収装置であって、
管状の中間部とテーパ状の近位端及び遠位端を有し、送達カテーテル内では伸長形状であり、前記送達カテーテル外では半径方向に拡張した形状である装置本体と、
前記装置本体内に配置された内部要素と、を備え、
前記内部要素は、前記装置本体が伸長形状にあるときに第1伸長形状であり、前記装置本体が半径方向に拡張した形状にあるときに第2半径方向拡張形状である、凝塊回収装置。 - 前記内部要素は、コイル又はばねである、請求項3に記載の凝塊回収装置。
- 前記内部要素は、前記装置本体が伸長形状にあるとき、実質的に線形のプロファイルである、請求項19に記載の凝塊回収装置。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201962855510P | 2019-05-31 | 2019-05-31 | |
US62/855,510 | 2019-05-31 | ||
US201962856664P | 2019-06-03 | 2019-06-03 | |
US62/856,664 | 2019-06-03 | ||
US201962873529P | 2019-07-12 | 2019-07-12 | |
US62/873,529 | 2019-07-12 | ||
PCT/US2020/035322 WO2020243571A1 (en) | 2019-05-31 | 2020-05-29 | Clot retrieval |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022534296A true JP2022534296A (ja) | 2022-07-28 |
JPWO2020243571A5 JPWO2020243571A5 (ja) | 2023-06-01 |
Family
ID=73550058
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021570796A Pending JP2022534296A (ja) | 2019-05-31 | 2020-05-29 | 凝塊回収 |
Country Status (5)
Country | Link |
---|---|
US (2) | US11737770B2 (ja) |
EP (1) | EP3975872A4 (ja) |
JP (1) | JP2022534296A (ja) |
IL (1) | IL288500A (ja) |
WO (1) | WO2020243571A1 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11679194B2 (en) | 2021-04-27 | 2023-06-20 | Contego Medical, Inc. | Thrombus aspiration system and methods for controlling blood loss |
WO2023051257A1 (zh) * | 2021-09-28 | 2023-04-06 | 先健科技(深圳)有限公司 | 取栓装置 |
CN114916993B (zh) * | 2022-07-19 | 2022-12-16 | 深圳佰特微医疗科技有限公司 | 取栓装置和取栓系统 |
CN116370030B (zh) * | 2022-12-06 | 2023-08-11 | 杭州亿科医疗科技有限公司 | 一种防止回撤过程中血栓逃逸的取栓装置 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7094249B1 (en) | 1997-03-06 | 2006-08-22 | Boston Scientific Scimed, Inc. | Distal protection device and method |
US7655016B2 (en) | 1999-09-17 | 2010-02-02 | Covidien | Mechanical pump for removal of fragmented matter and methods of manufacture and use |
US20090038752A1 (en) * | 2005-02-09 | 2009-02-12 | Adel Weng | Reinforced balloon for a catheter |
JP4787363B2 (ja) * | 2006-10-04 | 2011-10-05 | パスウェイ メディカル テクノロジーズ インコーポレイテッド | 医療用カテーテル |
US20120109057A1 (en) | 2009-02-18 | 2012-05-03 | Hotspur Technologies, Inc. | Apparatus and methods for treating obstructions within body lumens |
US9211132B2 (en) | 2012-06-27 | 2015-12-15 | MicoVention, Inc. | Obstruction removal system |
EP3305220B8 (en) * | 2013-03-15 | 2022-04-20 | Vetex Medical Limited | A device suitable for removing matter from inside the lumen and the wall of a body lumen |
US10321925B2 (en) * | 2014-01-03 | 2019-06-18 | Legacy Ventures LLC | Clot retrieval system |
DE102017211466B3 (de) * | 2017-07-05 | 2018-10-25 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Verfahren zur Bestimmung des Verschmutzungsgrades einer reflektierenden Fläche eines Solarkraftwerks |
US20200297364A1 (en) | 2017-10-16 | 2020-09-24 | Shanghai Wallaby Medical Technologies Co., Inc. | Devices and methods for treating blocked blood vessels |
-
2020
- 2020-05-29 US US16/888,073 patent/US11737770B2/en active Active
- 2020-05-29 WO PCT/US2020/035322 patent/WO2020243571A1/en unknown
- 2020-05-29 JP JP2021570796A patent/JP2022534296A/ja active Pending
- 2020-05-29 EP EP20814043.4A patent/EP3975872A4/en active Pending
-
2021
- 2021-11-28 IL IL288500A patent/IL288500A/en unknown
-
2023
- 2023-07-11 US US18/350,641 patent/US20230346406A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP3975872A1 (en) | 2022-04-06 |
IL288500A (en) | 2022-01-01 |
US11737770B2 (en) | 2023-08-29 |
WO2020243571A1 (en) | 2020-12-03 |
US20200375616A1 (en) | 2020-12-03 |
EP3975872A4 (en) | 2023-08-16 |
US20230346406A1 (en) | 2023-11-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2022534296A (ja) | 凝塊回収 | |
JP7183153B2 (ja) | ステント送達のための方法及び装置 | |
US7285126B2 (en) | Systems, methods and devices for removing obstructions from a blood vessel | |
JP4071742B2 (ja) | 医療装置 | |
US10064635B2 (en) | Articulating retrieval devices | |
EP1986568B1 (en) | Methods and devices for restoring blood flow within blocked vasculature | |
US6506205B2 (en) | Blood clot filtering system | |
US20020072764A1 (en) | Systems, method and devices for removing obstructions from a blood vessel | |
US20110202088A1 (en) | Embolectomy Device With Optional Vibrator | |
US20080262532A1 (en) | Complex wire formed devices | |
US20100256669A1 (en) | Helical Vena Cava Filter | |
JP2003521259A (ja) | 遠位フィルターを用いた機械的血塊治療装置 | |
EA001480B1 (ru) | Интраваскулярное окклюзионное приспособление, направляемое с помощью чрескожного катетера | |
WO2002002162A2 (en) | Systems, methods and devices for removing obstructions from a blood vessel | |
US10925625B2 (en) | Complex wire formed devices | |
US20220061865A1 (en) | Articulating retrieval devices | |
EP4376727A1 (en) | Obstruction removal system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220131 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230524 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20230524 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20240123 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20240125 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20240422 |