JP7592826B2 - 医療デバイス - Google Patents
医療デバイス Download PDFInfo
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- JP7592826B2 JP7592826B2 JP2023188178A JP2023188178A JP7592826B2 JP 7592826 B2 JP7592826 B2 JP 7592826B2 JP 2023188178 A JP2023188178 A JP 2023188178A JP 2023188178 A JP2023188178 A JP 2023188178A JP 7592826 B2 JP7592826 B2 JP 7592826B2
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- 238000005520 cutting process Methods 0.000 description 67
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- 208000031481 Pathologic Constriction Diseases 0.000 description 32
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- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 1
- 210000000013 bile duct Anatomy 0.000 description 1
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- 229910001000 nickel titanium Inorganic materials 0.000 description 1
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- 210000003101 oviduct Anatomy 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
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- 229920002530 polyetherether ketone Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
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- 229920001955 polyphenylene ether Polymers 0.000 description 1
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- SCUZVMOVTVSBLE-UHFFFAOYSA-N prop-2-enenitrile;styrene Chemical compound C=CC#N.C=CC1=CC=CC=C1 SCUZVMOVTVSBLE-UHFFFAOYSA-N 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
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- 210000004872 soft tissue Anatomy 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000002966 stenotic effect Effects 0.000 description 1
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- 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
- 210000000626 ureter Anatomy 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
- 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
- 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
- A61B2017/00743—Type of operation; Specification of treatment sites
- A61B2017/00778—Operations on blood vessels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; 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 inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; 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
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22038—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for with a guide wire
- A61B2017/22045—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for with a guide wire fixed to the catheter; guiding tip
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- A61B17/22—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for
- A61B2017/22079—Implements for squeezing-off ulcers or the like on inner organs of the body; Implements for scraping-out cavities of body organs, e.g. bones; for invasive removal or destruction of calculus using mechanical vibrations; for removing obstructions in blood vessels, not otherwise provided for with suction of debris
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B17/00—Surgical instruments, devices or methods
- 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
- 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
- A61B90/08—Accessories or related features not otherwise provided for
- A61B2090/0801—Prevention of accidental cutting or pricking
- A61B2090/08021—Prevention of accidental cutting or pricking of the patient or his organs
-
- 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)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Surgical Instruments (AREA)
- Media Introduction/Drainage Providing Device (AREA)
Description
例えば、図11に示すように、挿入部材130は、シース10の軸方向(図に示す軸線c1に沿う方向)と直交する方向に沿う断面形状が真円ではない形状に形成できる。一例として、挿入部材130は、図示するように、軸方向に対して捻じられた形状で形成できる。このように形成された挿入部材130によれば、せん断応力を生じやすく、切断しやすくなる。
10 シース、
20 長尺部材、
25 長尺部材のルーメン、
30 カバー材、
100 先端構造体、
110 回転体、
113 切削部、
115 回転体の内腔、
120 搬送部、
130 挿入部材、
140 先端部材、
142 挿入部材の先端部、
142a 挿入部材の先端面、
143 挿入部材の基端部、
150 基端部材、
152 基端部材の先端部、
153 基端部材の基端部、
160 破砕部、
161a 第1螺旋部、
161b 第2螺旋部、
162 破砕部の先端部、
163 破砕部の基端部、
170 支持部、
180 ガイドワイヤ挿通部、
190 被覆部材、
250 手元操作部、
280 外部駆動装置、
290 吸引装置、
w ガイドワイヤ、
g 間隙、
A1 ガイド面、
h1 有効切削範囲、
H 血管、
S 狭窄部、
D デブリ。
Claims (6)
- 生体管腔内に存在する物体を搬送するための医療デバイスであって、
軸方向に延在するルーメンが形成され、回転可能な長尺部材と、
前記長尺部材の先端側の前記ルーメン内に少なくとも一部が挿入され、前記長尺部材の先端よりも先端側に延在する板状の部材を有する先端部材と、
前記長尺部材の内壁に配置された破砕部と、
前記長尺部材を覆うカバー材と、を有し、
前記板状の部材の少なくとも一部と前記破砕部の先端側の少なくとも一部が、前記軸方向において重なる位置に配置されており、
前記カバー材は、前記長尺部材とは固定されておらず、
前記先端部材は、前記カバー材と接続されており、
前記先端部材は、前記長尺部材に対して非回転の状態で配置されている、医療デバイス。 - 前記先端部材の正面視における中心部は、前記先端部材の正面視における端部よりも大きな厚みを有する、請求項1に記載の医療デバイス。
- 前記破砕部は、板状の形状である、請求項1又は請求項2に記載の医療デバイス。
- 前記破砕部の先端部は、鋭利な形状を有する、請求項3に記載の医療デバイス。
- 前記カバー材に接続され、前記カバー材の先端側に延在する接続部材を有し、
前記板状の部材は、前記接続部材を介して前記カバー材と接続されている、請求項1~4のいずれか1項に記載の医療デバイス。 - 前記接続部材と前記板状の部材との間に配置された支持部をさらに有する、請求項5に記載の医療デバイス。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017059455 | 2017-03-24 | ||
| JP2017059455 | 2017-03-24 | ||
| PCT/JP2018/010881 WO2018174023A1 (ja) | 2017-03-24 | 2018-03-19 | 医療デバイス |
| JP2019507670A JP7198744B2 (ja) | 2017-03-24 | 2018-03-19 | 医療デバイス |
| JP2022201802A JP7381703B2 (ja) | 2017-03-24 | 2022-12-19 | 医療デバイス |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022201802A Division JP7381703B2 (ja) | 2017-03-24 | 2022-12-19 | 医療デバイス |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023181473A JP2023181473A (ja) | 2023-12-21 |
| JP7592826B2 true JP7592826B2 (ja) | 2024-12-02 |
Family
ID=63586494
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019507670A Active JP7198744B2 (ja) | 2017-03-24 | 2018-03-19 | 医療デバイス |
| JP2022201802A Active JP7381703B2 (ja) | 2017-03-24 | 2022-12-19 | 医療デバイス |
| JP2023188178A Active JP7592826B2 (ja) | 2017-03-24 | 2023-11-02 | 医療デバイス |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019507670A Active JP7198744B2 (ja) | 2017-03-24 | 2018-03-19 | 医療デバイス |
| JP2022201802A Active JP7381703B2 (ja) | 2017-03-24 | 2022-12-19 | 医療デバイス |
Country Status (4)
| Country | Link |
|---|---|
| US (2) | US11298149B2 (ja) |
| JP (3) | JP7198744B2 (ja) |
| CN (1) | CN110446469B (ja) |
| WO (1) | WO2018174023A1 (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110446469B (zh) * | 2017-03-24 | 2023-04-18 | 泰尔茂株式会社 | 医疗设备 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010532211A (ja) | 2007-06-29 | 2010-10-07 | アセローメド, インコーポレイテッド | アテローム切除術のデバイス、システムおよび方法 |
| JP2013233202A (ja) | 2012-05-07 | 2013-11-21 | Goodman Co Ltd | 医療用シャフトおよび医療用器具 |
| JP2014501552A (ja) | 2010-10-28 | 2014-01-23 | コヴィディエン リミテッド パートナーシップ | 物質除去デバイスおよび使用方法 |
| JP7198744B2 (ja) | 2017-03-24 | 2023-01-04 | テルモ株式会社 | 医療デバイス |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5041082A (en) | 1986-06-16 | 1991-08-20 | Samuel Shiber | Mechanical atherectomy system and method |
| US4979939A (en) | 1984-05-14 | 1990-12-25 | Surgical Systems & Instruments, Inc. | Atherectomy system with a guide wire |
| EP0347098B1 (en) * | 1988-06-13 | 1996-02-28 | Samuel Shiber | Atherectomy system with a guide-wire |
| US8246640B2 (en) * | 2003-04-22 | 2012-08-21 | Tyco Healthcare Group Lp | Methods and devices for cutting tissue at a vascular location |
| US8628549B2 (en) | 2006-06-30 | 2014-01-14 | Atheromed, Inc. | Atherectomy devices, systems, and methods |
| US20080045986A1 (en) * | 2006-06-30 | 2008-02-21 | Atheromed, Inc. | Atherectomy devices and methods |
| US8070762B2 (en) * | 2007-10-22 | 2011-12-06 | Atheromed Inc. | Atherectomy devices and methods |
| US9345511B2 (en) | 2011-10-13 | 2016-05-24 | Atheromed, Inc. | Atherectomy apparatus, systems and methods |
-
2018
- 2018-03-19 CN CN201880019919.1A patent/CN110446469B/zh active Active
- 2018-03-19 WO PCT/JP2018/010881 patent/WO2018174023A1/ja not_active Ceased
- 2018-03-19 JP JP2019507670A patent/JP7198744B2/ja active Active
-
2019
- 2019-09-23 US US16/578,603 patent/US11298149B2/en active Active
-
2022
- 2022-03-01 US US17/683,702 patent/US12059174B2/en active Active
- 2022-12-19 JP JP2022201802A patent/JP7381703B2/ja active Active
-
2023
- 2023-11-02 JP JP2023188178A patent/JP7592826B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010532211A (ja) | 2007-06-29 | 2010-10-07 | アセローメド, インコーポレイテッド | アテローム切除術のデバイス、システムおよび方法 |
| JP2014501552A (ja) | 2010-10-28 | 2014-01-23 | コヴィディエン リミテッド パートナーシップ | 物質除去デバイスおよび使用方法 |
| JP2013233202A (ja) | 2012-05-07 | 2013-11-21 | Goodman Co Ltd | 医療用シャフトおよび医療用器具 |
| JP7198744B2 (ja) | 2017-03-24 | 2023-01-04 | テルモ株式会社 | 医療デバイス |
| JP7381703B2 (ja) | 2017-03-24 | 2023-11-15 | テルモ株式会社 | 医療デバイス |
Also Published As
| Publication number | Publication date |
|---|---|
| US20200015843A1 (en) | 2020-01-16 |
| JP7198744B2 (ja) | 2023-01-04 |
| JPWO2018174023A1 (ja) | 2020-02-06 |
| JP7381703B2 (ja) | 2023-11-15 |
| CN110446469B (zh) | 2023-04-18 |
| US20220175414A1 (en) | 2022-06-09 |
| JP2023021418A (ja) | 2023-02-10 |
| WO2018174023A1 (ja) | 2018-09-27 |
| JP2023181473A (ja) | 2023-12-21 |
| US11298149B2 (en) | 2022-04-12 |
| US12059174B2 (en) | 2024-08-13 |
| CN110446469A (zh) | 2019-11-12 |
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