JP6859354B2 - 医療用の輸液又は輸血装置のドリップチャンバ用フート弁 - Google Patents
医療用の輸液又は輸血装置のドリップチャンバ用フート弁 Download PDFInfo
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- JP6859354B2 JP6859354B2 JP2018536809A JP2018536809A JP6859354B2 JP 6859354 B2 JP6859354 B2 JP 6859354B2 JP 2018536809 A JP2018536809 A JP 2018536809A JP 2018536809 A JP2018536809 A JP 2018536809A JP 6859354 B2 JP6859354 B2 JP 6859354B2
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- drip chamber
- foot valve
- storage cage
- float
- float obturator
- Prior art date
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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
- 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
- A61M5/1411—Drip chambers
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
-
- 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
- A61M5/168—Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters ; Monitoring media flow to the body
- A61M5/16877—Adjusting flow; Devices for setting a flow rate
- A61M5/16881—Regulating valves
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
- A61M2039/242—Check- or non-return valves designed to open when a predetermined pressure or flow rate has been reached, e.g. check valve actuated by fluid
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
- A61M2039/2433—Valve comprising a resilient or deformable element, e.g. flap valve, deformable disc
-
- 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
- A61M39/22—Valves or arrangement of valves
- A61M39/24—Check- or non-return valves
- A61M2039/2473—Valve comprising a non-deformable, movable element, e.g. ball-valve, valve with movable stopper or reciprocating element
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Public Health (AREA)
- Vascular Medicine (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Pulmonology (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Description
Claims (4)
- 医療用の輸液又は輸血装置のドリップチャンバ(1)に使用されるフート弁(7)であって、閉位置と開位置との間で軸方向に移動可能なフロートオブチュレータ(11)が協働する環状の弁座(15)を備え、前記フート弁(7)は、弾性的に変形可能な軸方向部分(9)を有する格納ケージブッシュ(8)を備え、前記弾性的に変形可能な軸方向部分(9)の内部で前記フロートオブチュレータ(11)がガイドされた態様で浮動し、前記格納ケージブッシュ(8)の前記軸方向部分(9)及び前記フロートオブチュレータ(11)は、それぞれ相対する表面(14,16;14,18)を備え、前記格納ケージブッシュ(8)の半径方向の変形によって、前記フロートオブチュレータ(11)が前記環状の弁座(15)から離れる方向に軸方向の推力が生じるように構成され、
前記格納ケージブッシュ(8)の側壁は、弾性的に変形可能な軸方向部分(9)の頂部によって形成され、自由端は広がった表面(14)を有し、フロートオブチュレータ(11)の対応する広がった環状の表面(16;18)に面することを特徴とする、フート弁(7)。 - 前記格納ケージブッシュ(8)は前記環状の弁座(15)を形成する平坦な基部(10)を備え、前記フロートオブチュレータ(11)は、軟質の円板状の膜(13)を備え、前記軟質の円板状の膜(13)は、前記閉位置で前記平坦な基部(10)に当接することを特徴とする、請求項1に記載のフート弁。
- 医療用の輸液又は輸血装置のドリップチャンバは、半径方向に弾性的に変形可能な側壁(2)と、出口開口(4)を有する底壁(3)とを備える中空の長尺な円筒状の本体(1)、並びに前記出口開口(4)に面すると共に、閉位置と開位置との間で軸方向に移動可能なフロートオブチュレータ(11)が協働する環状の弁座(15)を有するフート弁(7)を備え、前記フート弁(7)は、前記本体(1)の前記側壁(2)と、前記底壁(3)との間に密着するように取り付けられている格納ケージブッシュ(8)を備え、前記格納ケージブッシュ(8)は、弾性的に変形可能な軸方向部分(9)を有し、前記弾性的に変形可能な軸方向部分(9)の内部で前記フロートオブチュレータ(11)はガイドされた態様で浮動し、前記格納ケージブッシュ(8)の前記軸方向部分(9)と、前記フロートオブチュレータ(11)とは、それぞれ相対する表面(14,16;14,18)を備え、前記本体(1)の側壁(2)の半径方向の変形は、前記格納ケージブッシュ(8)の軸方向部分(9)に伝わり、フロートオブチュレータ(11)が前記環状の弁座(15)から離れる方向に軸方向の推力が生じるように構成され、
前記格納ケージブッシュ(8)の側壁は弾性的に変形可能な軸方向部分(9)の頂部により形成され、広がった表面(14)を備える自由端は、フロートオブチュレータ(11)の対応する広がった環状の表面(16;18)に面することを特徴とする、フート弁(7)を備える、ドリップチャンバ。 - 前記格納ケージブッシュ(8)は、前記環状の弁座(15)を形成する平坦な基部(10)を有し、前記フロートオブチュレータ(11)は、前記閉位置において前記平坦な基部(10)に当接する軟質の円板状の膜(13)を備えることを特徴とする、請求項3に記載のドリップチャンバ。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT102016000012348 | 2016-02-05 | ||
| ITUB2016A000113A ITUB20160113A1 (it) | 2016-02-05 | 2016-02-05 | Valvola di fondo per camere di gocciolamento di apparecchiature medicali di infusione o trasfusione |
| PCT/IB2017/050525 WO2017134564A1 (en) | 2016-02-05 | 2017-02-01 | Foot valve for drip chambers of medical infusion or transfusion apparatuses |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2019503781A JP2019503781A (ja) | 2019-02-14 |
| JP2019503781A5 JP2019503781A5 (ja) | 2019-11-21 |
| JP6859354B2 true JP6859354B2 (ja) | 2021-04-14 |
Family
ID=55860928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2018536809A Active JP6859354B2 (ja) | 2016-02-05 | 2017-02-01 | 医療用の輸液又は輸血装置のドリップチャンバ用フート弁 |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US10888652B2 (ja) |
| EP (1) | EP3411096B1 (ja) |
| JP (1) | JP6859354B2 (ja) |
| KR (1) | KR102637871B1 (ja) |
| CN (1) | CN108601888B (ja) |
| AU (1) | AU2017215431B2 (ja) |
| BR (1) | BR112018014461B1 (ja) |
| CA (1) | CA3012084C (ja) |
| DK (1) | DK3411096T3 (ja) |
| ES (1) | ES2881890T3 (ja) |
| HR (1) | HRP20211204T1 (ja) |
| IT (1) | ITUB20160113A1 (ja) |
| MX (1) | MX2018008864A (ja) |
| PL (1) | PL3411096T3 (ja) |
| PT (1) | PT3411096T (ja) |
| RS (1) | RS62218B1 (ja) |
| SG (1) | SG11201805905QA (ja) |
| WO (1) | WO2017134564A1 (ja) |
| ZA (1) | ZA201804742B (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109701154A (zh) * | 2019-02-27 | 2019-05-03 | 张霞 | 一种防返流接头 |
| EP3978046A1 (en) * | 2020-09-30 | 2022-04-06 | Guerbet | Medical injection device with gas evacuation |
| CN118973634A (zh) * | 2022-03-30 | 2024-11-15 | 法国加栢 | 具有气体排空的医用注射装置 |
| US20250213797A1 (en) * | 2022-03-30 | 2025-07-03 | Guerbet | Medical injection device with gas evacuation |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4078563A (en) * | 1976-06-10 | 1978-03-14 | Cutter Laboratories, Inc. | Disc valve in a container for dispensing liquids |
| US4640306A (en) * | 1986-03-19 | 1987-02-03 | Liang-Jr Lee | Fluid flow regulator for intravenous feeding device |
| US5405333A (en) * | 1992-12-28 | 1995-04-11 | Richmond; Frank M. | Liquid medicament bag with needleless connector fitting using boat assembly |
| US5730730A (en) * | 1995-09-29 | 1998-03-24 | Darling, Jr.; Phillip H. | Liquid flow rate control device |
| IT1320846B1 (it) * | 2000-11-28 | 2003-12-10 | Borla Ind | Buretta con valvola di fondo per apparecchiature medicali di infusione |
| US6695004B1 (en) * | 2002-12-16 | 2004-02-24 | Alaris Medical Systems, Inc. | Magnetic automatic stop valve |
| US7722577B2 (en) * | 2005-02-18 | 2010-05-25 | Becton, Dickinson And Company | Bubble free—self primed IV set |
| WO2007108646A1 (en) * | 2006-05-24 | 2007-09-27 | Seung-Hwan Heo | Device for protecting backward flowing in infusion solution delivering set |
| KR101674704B1 (ko) * | 2009-11-25 | 2016-11-09 | 백스터 인터내셔널 인코포레이티드 | 흐름 제어를 구비한 점적 챔버 |
| JP3163771U (ja) * | 2010-08-20 | 2010-10-28 | 賢宗 汪 | 点滴装置 |
| CN102772842B (zh) | 2012-08-06 | 2014-04-23 | 戴建达 | 一种安全自动液控启闭阀及具有该安全自动液控启闭阀的输液器 |
| CN204033906U (zh) * | 2014-08-08 | 2014-12-24 | 淮安市恒春医疗器材有限公司 | 安全输液器 |
-
2016
- 2016-02-05 IT ITUB2016A000113A patent/ITUB20160113A1/it unknown
-
2017
- 2017-02-01 PL PL17706310T patent/PL3411096T3/pl unknown
- 2017-02-01 ES ES17706310T patent/ES2881890T3/es active Active
- 2017-02-01 SG SG11201805905QA patent/SG11201805905QA/en unknown
- 2017-02-01 EP EP17706310.4A patent/EP3411096B1/en active Active
- 2017-02-01 AU AU2017215431A patent/AU2017215431B2/en active Active
- 2017-02-01 CN CN201780009921.6A patent/CN108601888B/zh active Active
- 2017-02-01 WO PCT/IB2017/050525 patent/WO2017134564A1/en not_active Ceased
- 2017-02-01 PT PT177063104T patent/PT3411096T/pt unknown
- 2017-02-01 DK DK17706310.4T patent/DK3411096T3/da active
- 2017-02-01 BR BR112018014461-4A patent/BR112018014461B1/pt active IP Right Grant
- 2017-02-01 RS RS20210966A patent/RS62218B1/sr unknown
- 2017-02-01 CA CA3012084A patent/CA3012084C/en active Active
- 2017-02-01 KR KR1020187020647A patent/KR102637871B1/ko active Active
- 2017-02-01 HR HRP20211204TT patent/HRP20211204T1/hr unknown
- 2017-02-01 MX MX2018008864A patent/MX2018008864A/es unknown
- 2017-02-01 US US16/073,953 patent/US10888652B2/en active Active
- 2017-02-01 JP JP2018536809A patent/JP6859354B2/ja active Active
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2018
- 2018-07-16 ZA ZA2018/04742A patent/ZA201804742B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL3411096T3 (pl) | 2021-12-20 |
| CA3012084C (en) | 2023-08-29 |
| BR112018014461B1 (pt) | 2023-02-14 |
| WO2017134564A1 (en) | 2017-08-10 |
| CN108601888A (zh) | 2018-09-28 |
| CA3012084A1 (en) | 2017-08-10 |
| JP2019503781A (ja) | 2019-02-14 |
| AU2017215431A1 (en) | 2018-08-02 |
| CN108601888B (zh) | 2021-10-08 |
| ES2881890T3 (es) | 2021-11-30 |
| ZA201804742B (en) | 2019-05-29 |
| BR112018014461A2 (pt) | 2018-12-11 |
| HRP20211204T1 (hr) | 2021-10-29 |
| KR20180109882A (ko) | 2018-10-08 |
| EP3411096A1 (en) | 2018-12-12 |
| MX2018008864A (es) | 2019-03-01 |
| ITUB20160113A1 (it) | 2017-08-05 |
| PT3411096T (pt) | 2021-08-20 |
| NZ744277A (en) | 2023-09-29 |
| RS62218B1 (sr) | 2021-09-30 |
| EP3411096B1 (en) | 2021-07-14 |
| KR102637871B1 (ko) | 2024-02-16 |
| DK3411096T3 (da) | 2021-08-09 |
| AU2017215431B2 (en) | 2021-03-11 |
| US20190060560A1 (en) | 2019-02-28 |
| SG11201805905QA (en) | 2018-08-30 |
| US10888652B2 (en) | 2021-01-12 |
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