CA3017881A1 - Rotational atherectomy device with a system of eccentric abrading heads - Google Patents
Rotational atherectomy device with a system of eccentric abrading heads Download PDFInfo
- Publication number
- CA3017881A1 CA3017881A1 CA3017881A CA3017881A CA3017881A1 CA 3017881 A1 CA3017881 A1 CA 3017881A1 CA 3017881 A CA3017881 A CA 3017881A CA 3017881 A CA3017881 A CA 3017881A CA 3017881 A1 CA3017881 A1 CA 3017881A1
- Authority
- CA
- Canada
- Prior art keywords
- eccentric
- mass
- abrasive
- counterweight
- center
- 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.)
- Granted
Links
- 238000000926 separation method Methods 0.000 claims description 4
- 230000000284 resting effect Effects 0.000 abstract description 22
- 230000002966 stenotic effect Effects 0.000 abstract description 13
- 230000003902 lesion Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 210000001519 tissue Anatomy 0.000 description 34
- 208000031481 Pathologic Constriction Diseases 0.000 description 18
- 210000001367 artery Anatomy 0.000 description 17
- 238000000034 method Methods 0.000 description 17
- 230000036262 stenosis Effects 0.000 description 16
- 208000037804 stenosis Diseases 0.000 description 16
- 239000000463 material Substances 0.000 description 14
- 230000033001 locomotion Effects 0.000 description 12
- 239000012530 fluid Substances 0.000 description 9
- 239000002245 particle Substances 0.000 description 9
- 239000007787 solid Substances 0.000 description 7
- 239000003082 abrasive agent Substances 0.000 description 6
- 239000008280 blood Substances 0.000 description 6
- 210000004369 blood Anatomy 0.000 description 6
- 208000037260 Atherosclerotic Plaque Diseases 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 238000002399 angioplasty Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 229910003460 diamond Inorganic materials 0.000 description 4
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- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 210000005166 vasculature Anatomy 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
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- 238000010408 sweeping Methods 0.000 description 2
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- 206010002383 Angina Pectoris Diseases 0.000 description 1
- 201000001320 Atherosclerosis Diseases 0.000 description 1
- 229910052580 B4C Inorganic materials 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 208000006011 Stroke Diseases 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 238000002679 ablation Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000017531 blood circulation Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 235000012000 cholesterol Nutrition 0.000 description 1
- 210000004351 coronary vessel Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
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- 239000000428 dust Substances 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 210000003038 endothelium Anatomy 0.000 description 1
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- 239000005350 fused silica glass Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 208000010125 myocardial infarction Diseases 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 208000037803 restenosis Diseases 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000008733 trauma Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
- A61B17/32—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
- A61B2017/320004—Surgical cutting instruments abrasive
-
- 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
- A61B2017/320766—Atherectomy devices working by cutting or abrading; Similar devices specially adapted for non-vascular obstructions with a rotating cutting instrument, e.g. motor driven 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
- 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)
- Surgery (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Animal Behavior & Ethology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Harvester Elements (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/075,979 | 2016-03-21 | ||
| US15/075,979 US10517631B2 (en) | 2012-09-17 | 2016-03-21 | Rotational atherectomy device with a system of eccentric abrading heads |
| PCT/US2017/017770 WO2017165013A1 (en) | 2016-03-21 | 2017-02-14 | Rotational atherectomy device with a system of eccentric abrading heads |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA3017881A1 true CA3017881A1 (en) | 2017-09-28 |
| CA3017881C CA3017881C (en) | 2024-06-25 |
Family
ID=59899666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA3017881A Active CA3017881C (en) | 2016-03-21 | 2017-02-14 | Rotational atherectomy device with a system of eccentric abrading heads |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP3432813A4 (es) |
| JP (3) | JP2019511297A (es) |
| KR (1) | KR20180125479A (es) |
| CN (1) | CN108882947B (es) |
| AU (1) | AU2017237714A1 (es) |
| BR (1) | BR112018069307A2 (es) |
| CA (1) | CA3017881C (es) |
| MX (1) | MX2018011459A (es) |
| RU (1) | RU2018131953A (es) |
| SG (1) | SG11201807481UA (es) |
| WO (1) | WO2017165013A1 (es) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111012448A (zh) * | 2019-08-20 | 2020-04-17 | 上海微创医疗器械（集团）有限公司 | 旋磨装置 |
| CN117064493B (zh) * | 2023-10-17 | 2024-01-26 | 广东博迈医疗科技股份有限公司 | 偏心血栓旋磨组件及旋磨系统 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5360432A (en) | 1992-10-16 | 1994-11-01 | Shturman Cardiology Systems, Inc. | Abrasive drive shaft device for directional rotational atherectomy |
| US5584843A (en) | 1994-12-20 | 1996-12-17 | Boston Scientific Corporation | Shaped wire multi-burr rotational ablation device |
| US5681336A (en) | 1995-09-07 | 1997-10-28 | Boston Scientific Corporation | Therapeutic device for treating vien graft lesions |
| US7666202B2 (en) * | 2004-01-07 | 2010-02-23 | Cardiovascular Systems, Inc. | Orbital atherectomy device guide wire design |
| US20050149083A1 (en) * | 2004-01-07 | 2005-07-07 | Dmitriy Prudnikov | Terminal guide for rotational atherectomy device and method of using same |
| GB2426456B (en) * | 2005-05-26 | 2010-10-27 | Leonid Shturman | Rotational device with eccentric abrasive element and method of use |
| GB2426458A (en) * | 2005-05-26 | 2006-11-29 | Leonid Shturman | Atherectomy device |
| GB0613979D0 (en) * | 2006-07-13 | 2006-08-23 | Shturman Leonid | Rotational atherectomy device with solid support elements supported by fluid bearings |
| GB0623369D0 (en) * | 2006-11-23 | 2007-01-03 | Shturman Leonid | Handle for a rotational atherectomy device |
| US8177801B2 (en) | 2008-04-18 | 2012-05-15 | Cardiovascular Systems, Inc. | Method and apparatus for increasing rotational amplitude of abrasive element on high-speed rotational atherectomy device |
| US9055966B2 (en) * | 2008-05-30 | 2015-06-16 | Cardiovascular Systems, Inc. | Eccentric abrading and cutting head for high-speed rotational atherectomy devices |
| GB0905748D0 (en) * | 2009-04-03 | 2009-05-20 | Shturman Leonid | Rotational atherectomy device with eccentric abrasive element and method of use |
| US10517631B2 (en) * | 2012-09-17 | 2019-12-31 | Cardiovascular Systems, Inc. | Rotational atherectomy device with a system of eccentric abrading heads |
| US9289230B2 (en) * | 2012-09-17 | 2016-03-22 | Cardiovascular Systems, Inc. | Rotational atherectomy device with a system of eccentric abrading heads |
-
2017
- 2017-02-14 JP JP2018549517A patent/JP2019511297A/ja active Pending
- 2017-02-14 CN CN201780019226.8A patent/CN108882947B/zh active Active
- 2017-02-14 WO PCT/US2017/017770 patent/WO2017165013A1/en active Application Filing
- 2017-02-14 CA CA3017881A patent/CA3017881C/en active Active
- 2017-02-14 BR BR112018069307A patent/BR112018069307A2/pt not_active Application Discontinuation
- 2017-02-14 MX MX2018011459A patent/MX2018011459A/es unknown
- 2017-02-14 AU AU2017237714A patent/AU2017237714A1/en not_active Abandoned
- 2017-02-14 SG SG11201807481UA patent/SG11201807481UA/en unknown
- 2017-02-14 KR KR1020187026971A patent/KR20180125479A/ko unknown
- 2017-02-14 EP EP17770763.5A patent/EP3432813A4/en active Pending
- 2017-02-14 RU RU2018131953A patent/RU2018131953A/ru not_active Application Discontinuation
-
2020
- 2020-11-17 JP JP2020190975A patent/JP7365994B2/ja active Active
-
2023
- 2023-06-20 JP JP2023100699A patent/JP2023123615A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JP2019511297A (ja) | 2019-04-25 |
| MX2018011459A (es) | 2019-03-28 |
| WO2017165013A1 (en) | 2017-09-28 |
| BR112018069307A2 (pt) | 2019-01-22 |
| CN108882947B (zh) | 2022-02-25 |
| EP3432813A1 (en) | 2019-01-30 |
| EP3432813A4 (en) | 2019-08-14 |
| JP7365994B2 (ja) | 2023-10-20 |
| AU2017237714A1 (en) | 2018-09-20 |
| SG11201807481UA (en) | 2018-09-27 |
| JP2021041197A (ja) | 2021-03-18 |
| RU2018131953A (ru) | 2020-04-22 |
| JP2023123615A (ja) | 2023-09-05 |
| CA3017881C (en) | 2024-06-25 |
| KR20180125479A (ko) | 2018-11-23 |
| CN108882947A (zh) | 2018-11-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10888351B2 (en) | Eccentric system of abrasive elements with equal mass for rotational atherectomy | |
| US10517631B2 (en) | Rotational atherectomy device with a system of eccentric abrading heads | |
| CA2718914C (en) | Method and apparatus for increasing rotational amplitude of abrasive element on high-speed rotational atherectomy device | |
| US8348965B2 (en) | Rotational atherectomy device with counterweighting | |
| AU2010307288B2 (en) | Eccentric abrading and cutting head for high-speed rotational atherectomy devices | |
| JP2023123615A (ja) | 偏心研削ヘッドのシステムを備える回転式アテレクトミーデバイス |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |
|
| EEER | Examination request |
Effective date: 20211001 |