JP7344325B2 - 非対称先端を備えるカテーテル - Google Patents
非対称先端を備えるカテーテル Download PDFInfo
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- JP7344325B2 JP7344325B2 JP2022015718A JP2022015718A JP7344325B2 JP 7344325 B2 JP7344325 B2 JP 7344325B2 JP 2022015718 A JP2022015718 A JP 2022015718A JP 2022015718 A JP2022015718 A JP 2022015718A JP 7344325 B2 JP7344325 B2 JP 7344325B2
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0009—Making of catheters or other medical or surgical tubes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0606—"Over-the-needle" catheter assemblies, e.g. I.V. catheters
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0009—Making of catheters or other medical or surgical tubes
- A61M25/0014—Connecting a tube to a hub
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0009—Making of catheters or other medical or surgical tubes
- A61M25/0015—Making lateral openings in a catheter tube, e.g. holes, slits, ports, piercings of guidewire ports; Methods for processing the holes, e.g. smoothing the edges
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0097—Catheters; Hollow probes characterised by the hub
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
- A61M25/0618—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for protecting only the distal tip of the needle, e.g. a needle guard
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0612—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders
- A61M25/0618—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for protecting only the distal tip of the needle, e.g. a needle guard
- A61M25/0625—Devices for protecting the needle; Devices to help insertion of the needle, e.g. wings or holders having means for protecting only the distal tip of the needle, e.g. a needle guard with a permanent connection to the needle hub, e.g. a guiding rail, a locking mechanism or a guard advancement mechanism
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M39/00—Tubes, tube connectors, tube couplings, valves, access sites or the like, specially adapted for medical use
- A61M39/02—Access sites
- A61M39/06—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof
- A61M39/0606—Haemostasis valves, i.e. gaskets sealing around a needle, catheter or the like, closing on removal thereof without means for adjusting the seal opening or pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/14—Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
- A61M5/158—Needles for infusions; Accessories therefor, e.g. for inserting infusion needles, or for holding them on the body
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
- A61M5/3243—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel
- A61M5/3275—Means for protection against accidental injuries by used needles being axially-extensible, e.g. protective sleeves coaxially slidable on the syringe barrel being connected to the needle hub or syringe by radially deflectable members, e.g. longitudinal slats, cords or bands
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M2025/0073—Tip designed for influencing the flow or the flow velocity of the fluid, e.g. inserts for twisted or vortex flow
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/0067—Catheters; Hollow probes characterised by the distal end, e.g. tips
- A61M25/0068—Static characteristics of the catheter tip, e.g. shape, atraumatic tip, curved tip or tip structure
- A61M25/007—Side holes, e.g. their profiles or arrangements; Provisions to keep side holes unblocked
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M25/00—Catheters; Hollow probes
- A61M25/01—Introducing, guiding, advancing, emplacing or holding catheters
- A61M25/06—Body-piercing guide needles or the like
- A61M25/0693—Flashback chambers
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Pulmonology (AREA)
- Biophysics (AREA)
- Vascular Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (19)
- 血管内に挿入されるためのカテーテルであって、
カテーテルアダプタに連結されるように構成される近位端、及び前記血管内に挿入されるように構成される遠位端の間で延びるカテーテル本体を含み、
前記カテーテル本体の前記遠位端は、遠位ルーメン開口を含み、
前記カテーテル本体は、前記カテーテル本体の前記近位端から前記遠位ルーメン開口まで延びるルーメンを含み、
前記カテーテル本体の前記遠位端は、非対称のショルダーを有し、それによって、前記ルーメンは前記遠位ルーメン開口に向けて狭まることを特徴とするカテーテル。 - 前記ルーメンの壁の遠位端の上縁の角度は、前記カテーテルの長手方向軸に関して前記ルーメンの壁の遠位端の下縁の角度とは異なる角度であることを特徴とする請求項1に記載のカテーテル。
- 前記対向側は上縁および下縁を含み、前記下縁は前記カテーテルの前記長手方向軸に関して10度以上80度以下の角度で配置されることを特徴とする請求項2に記載のカテーテル。
- 前記対向側は上縁および下縁を含み、前記上縁は前記カテーテルの前記長手方向軸に関して10度以上80度以下の角度で配置されることを特徴とする請求項2に記載のカテーテル。
- 前記カテーテル本体の前記遠位端は、前記血管の中心へ向かって注入剤を方向付けるように構成される非対称の外側幾何学的形状を含むことを特徴とする請求項1に記載のカテーテル。
- 前記非対称の外側幾何学的形状は、面取りされている前縁を含み、
前記面取りされている前縁は記遠位ルーメン開口を形成することを特徴とする請求項5に記載のカテーテル。 - 前記カテーテル本体の前記遠位端は、外テーパー部を含むことを特徴とする請求項1に記載のカテーテル。
- 前記外テーパー部は、非対称であることを特徴とする請求項7に記載のカテーテル。
- 前記外テーパー部の下側の近位端は前記外テーパー部の上側の近位端の遠位に設置されることを特徴とする請求項8に記載のカテーテル。
- 前記カテーテル本体は、前記カテーテル本体の一側に設けられる少なくとも一つの流れ穴をさらに含むことを特徴とする請求項1に記載のカテーテル。
- 前記少なくとも一つの流れ穴は、流体が前記少なくとも一つの流れ穴から出て、前記血管の中心に向けて導き、または血管の壁から離して導くように構成されることを特徴とする請求項10に記載のカテーテル。
- カテーテルアダプタと、
血管内に挿入されるためのカテーテルであって、前記カテーテルは前記カテーテルアダプタから遠位に延びるカテーテルと、
前記カテーテルおよび前記カテーテルアダプタから延びる誘導針と
を含み、
前記カテーテルは、前記カテーテルアダプタに連結されるように構成される近位端、及び前記血管内に挿入されるように構成される遠位端の間で延びるカテーテル本体を含み、
前記カテーテル本体の前記遠位端は、遠位ルーメン開口を含み、
前記カテーテル本体は、前記カテーテル本体の前記近位端から前記遠位ルーメン開口まで延びるルーメンを含み、
前記カテーテル本体の前記遠位端は、非対称のショルダーを有し、それによって、前記ルーメンは前記遠位ルーメン開口に向けて狭まることを特徴とするカテーテルアセンブリ。 - 前記ルーメンの壁の遠位端の上縁の角度は、前記カテーテルの長手方向軸に関して前記ルーメンの壁の遠位端の下縁の角度とは異なる角度であることを特徴とする請求項12に記載のカテーテルアセンブリ。
- 前記対向側は上縁および下縁を含み、前記下縁は前記カテーテルの前記長手方向軸に関して10度以上80度以下の角度で配置されることを特徴とする請求項13に記載のカテーテルアセンブリ。
- 前記対向側は上縁および下縁を含み、前記上縁は前記カテーテルの前記長手方向軸に関して10度以上80度以下の角度で配置されることを特徴とする請求項13に記載のカテーテルアセンブリ。
- 前記カテーテル本体の前記遠位端は、前記血管の中心へ向かって注入剤を方向付けるように構成される非対称の外側幾何学的形状を含むことを特徴とする請求項12に記載のカテーテルアセンブリ。
- 前記非対称の外側幾何学的形状は、面取りされている前縁を含み、
前記面取りされている前縁は記遠位ルーメン開口を形成することを特徴とする請求項16に記載のカテーテルアセンブリ。 - 前記カテーテル本体の前記遠位端は、外テーパー部を含むことを特徴とする請求項17に記載のカテーテルアセンブリ。
- 前記外テーパー部は、非対称であることを特徴とする請求項18に記載のカテーテルアセンブリ。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/286,261 US10610668B2 (en) | 2016-10-05 | 2016-10-05 | Catheter with an asymmetric tip |
| US15/286,261 | 2016-10-05 | ||
| PCT/US2016/055857 WO2018067162A1 (en) | 2016-10-05 | 2016-10-06 | Catheter with an asymmetric tip |
| JP2019518405A JP7021204B2 (ja) | 2016-10-05 | 2016-10-06 | 非対称先端を備えるカテーテル |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019518405A Division JP7021204B2 (ja) | 2016-10-05 | 2016-10-06 | 非対称先端を備えるカテーテル |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2022064993A JP2022064993A (ja) | 2022-04-26 |
| JP7344325B2 true JP7344325B2 (ja) | 2023-09-13 |
Family
ID=57206389
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019518405A Active JP7021204B2 (ja) | 2016-10-05 | 2016-10-06 | 非対称先端を備えるカテーテル |
| JP2022015718A Active JP7344325B2 (ja) | 2016-10-05 | 2022-02-03 | 非対称先端を備えるカテーテル |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019518405A Active JP7021204B2 (ja) | 2016-10-05 | 2016-10-06 | 非対称先端を備えるカテーテル |
Country Status (8)
| Country | Link |
|---|---|
| US (3) | US10610668B2 (ja) |
| EP (1) | EP3522969A1 (ja) |
| JP (2) | JP7021204B2 (ja) |
| CN (2) | CN206896565U (ja) |
| AU (2) | AU2016425830B2 (ja) |
| BR (1) | BR112019006873B1 (ja) |
| MY (1) | MY199114A (ja) |
| WO (1) | WO2018067162A1 (ja) |
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| US10183145B2 (en) | 2016-02-24 | 2019-01-22 | Incept, Llc | Enhanced flexibility neurovascular catheter |
| KR102457315B1 (ko) | 2016-08-17 | 2022-10-24 | 뉴라비 리미티드 | 혈관으로부터 폐색 혈전을 제거하기 위한 혈전 회수 시스템 |
| EP3562539B1 (en) | 2016-12-27 | 2024-08-21 | Vasonics, Inc. | Catheter housing |
| WO2018129194A1 (en) | 2017-01-06 | 2018-07-12 | Incept, Llc | Thromboresistant coatings for aneurysm treatment devices |
| SG11201907120QA (en) | 2017-03-21 | 2019-10-30 | Velano Vascular Inc | Devices and methods for fluid transfer through a placed peripheral intravenous catheter |
| ES2921302T3 (es) | 2017-03-21 | 2022-08-23 | Velano Vascular Inc | Sistemas y métodos para controlar el tamaño de dispositivo de catéter |
| NZ802511A (en) * | 2017-08-04 | 2025-11-28 | Becton Dickinson Co | Method and apparatus for introducing a needle for catheter placement |
| US11511082B2 (en) | 2018-04-19 | 2022-11-29 | Becton, Dickinson And Company | Catheter having a hard distal tip |
| US11096702B2 (en) * | 2018-04-24 | 2021-08-24 | Asahi Intecc Co., Ltd. | Reentry catheter |
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2016
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- 2016-10-06 JP JP2019518405A patent/JP7021204B2/ja active Active
- 2016-10-06 WO PCT/US2016/055857 patent/WO2018067162A1/en not_active Ceased
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| JP2000319676A (ja) | 1999-05-11 | 2000-11-21 | Nisshin Kogyo Kk | 固形化燃料及びその製造方法 |
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| US11612717B2 (en) | 2023-03-28 |
| AU2016425830A1 (en) | 2019-04-11 |
| US20230201527A1 (en) | 2023-06-29 |
| AU2022252740B2 (en) | 2024-08-15 |
| BR112019006873B1 (pt) | 2022-10-11 |
| JP7021204B2 (ja) | 2022-02-16 |
| CN206896565U (zh) | 2018-01-19 |
| AU2022252740A1 (en) | 2022-11-03 |
| US10610668B2 (en) | 2020-04-07 |
| JP2019530521A (ja) | 2019-10-24 |
| EP3522969A1 (en) | 2019-08-14 |
| US20180093074A1 (en) | 2018-04-05 |
| US12011550B2 (en) | 2024-06-18 |
| WO2018067162A1 (en) | 2018-04-12 |
| JP2022064993A (ja) | 2022-04-26 |
| AU2016425830B2 (en) | 2022-07-14 |
| CN107913445A (zh) | 2018-04-17 |
| MY199114A (en) | 2023-10-14 |
| BR112019006873A2 (pt) | 2019-07-02 |
| US20200188632A1 (en) | 2020-06-18 |
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