JP2019521830A - シリンジプランジャおよびシリンジ - Google Patents
シリンジプランジャおよびシリンジ Download PDFInfo
- Publication number
- JP2019521830A JP2019521830A JP2019524514A JP2019524514A JP2019521830A JP 2019521830 A JP2019521830 A JP 2019521830A JP 2019524514 A JP2019524514 A JP 2019524514A JP 2019524514 A JP2019524514 A JP 2019524514A JP 2019521830 A JP2019521830 A JP 2019521830A
- Authority
- JP
- Japan
- Prior art keywords
- seal
- membrane
- plunger
- syringe
- head
- 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
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Classifications
-
- 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
- A61M5/3146—Priming, e.g. purging, reducing backlash or clearance
-
- 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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
- A61M5/31513—Piston constructions to improve sealing or sliding
-
- 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
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/31576—Constructional features or modes of drive mechanisms for piston rods
-
- 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
- A61M5/36—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 with means for eliminating or preventing injection or infusion of air into body
- A61M5/38—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 with means for eliminating or preventing injection or infusion of air into body using hydrophilic or hydrophobic filters
-
- 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
- A61M5/36—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 with means for eliminating or preventing injection or infusion of air into body
- A61M5/38—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 with means for eliminating or preventing injection or infusion of air into body using hydrophilic or hydrophobic filters
- A61M5/385—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 with means for eliminating or preventing injection or infusion of air into body using hydrophilic or hydrophobic filters using hydrophobic filters
-
- 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
- A61M2005/3123—Details having air entrapping or venting means, e.g. purging channels in pistons
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/02—General characteristics of the apparatus characterised by a particular materials
- A61M2205/0216—Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/75—General characteristics of the apparatus with filters
- A61M2205/7536—General characteristics of the apparatus with filters allowing gas passage, but preventing liquid passage, e.g. liquophobic, hydrophobic, water-repellent membranes
Landscapes
- Health & Medical Sciences (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Emergency Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
Claims (12)
- シリンジのチャンバ内で往復運動するための頭部を有し、前記頭部が液体不透過性かつ気体透過性であるシールをさらに有するシリンジ用プランジャ。
- 前記シールが膜を含む請求項1に記載のプランジャ。
- 前記膜が半透膜である請求項2に記載のプランジャ。
- 前記プランジャおよび/または前記シールのうち、前記シールと前記チャンバの端との間の前記チャンバの空間に接触および/または露出している面全体を前記膜が実質的に形成または規定する請求項2または3に記載のプランジャ。
- 前記プランジャおよび/または前記シールのうち、前記チャンバ内に含まれる液体および/または気体に接触している面全体を前記膜が実質的に形成または規定する請求項4に記載のプランジャ。
- 前記プランジャ、前記頭部および/または前記シールのうち、前記空間に、ならびに/または前記チャンバ内に含まれる液体および/もしくは気体に、接触および/または露出する部分が前記膜により規定されている請求項2から5のいずれか一項に記載のプランジャ。
- 前記頭部が、前記シールを通過する気体を収容するために、前記シールと流体連通しているガス溜めを有する請求項1から6のいずれか一項に記載のプランジャ。
- 前記ガス溜めが、前記シールの前記チャンバとは反対の側および/または前記膜とは反対の側に位置している請求項7に記載のプランジャ。
- 前記頭部または/および前記シールが、前記膜を通過する気体を受け取り、収容し、および/または貯蔵するように構成されている請求項1から8のいずれか一項に記載のプランジャ。
- 前記頭部および/または前記シールのうち、少なくとも前記膜に接触している部分が多孔性材料から形成されている請求項9に記載のプランジャ。
- 前記頭部および/または前記シールのうち、少なくとも前記膜に接触している部分が発泡ゴムおよび/または発泡プラスチックから形成されている請求項10に記載のプランジャ。
- 投与液を受け取るためのチャンバと、前記チャンバとともに往復運動するためピストンとを備え、前記ピストンは請求項1から11のいずれか一項に記載のプランジャを備える、シリンジ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
LU93154A LU93154B1 (en) | 2016-07-19 | 2016-07-19 | Syringe plunger and syringe |
LU93154 | 2016-07-19 | ||
PCT/EP2017/068232 WO2018015438A1 (en) | 2016-07-19 | 2017-07-19 | Syringe plunger and syringe |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019521830A true JP2019521830A (ja) | 2019-08-08 |
JP7140399B2 JP7140399B2 (ja) | 2022-09-21 |
Family
ID=56550943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019524514A Active JP7140399B2 (ja) | 2016-07-19 | 2017-07-19 | シリンジプランジャおよびシリンジ |
Country Status (9)
Country | Link |
---|---|
US (1) | US20190217012A1 (ja) |
EP (1) | EP3487562B1 (ja) |
JP (1) | JP7140399B2 (ja) |
KR (1) | KR20190051948A (ja) |
DK (1) | DK3487562T3 (ja) |
LU (1) | LU93154B1 (ja) |
PL (1) | PL3487562T3 (ja) |
RU (1) | RU2743006C2 (ja) |
WO (1) | WO2018015438A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024049121A1 (ko) * | 2022-08-28 | 2024-03-07 | 이오플로우㈜ | 약물 주입 장치 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5810064A (ja) * | 1981-07-01 | 1983-01-20 | マ−クエスト・メデイカル・プロダクツ・インコ−ポレ−テツド | 採血用注射器 |
US4821738A (en) * | 1987-11-19 | 1989-04-18 | Marquest Medical Products, Inc. | Arterial blood gas syringe |
JPH04244164A (ja) * | 1990-08-10 | 1992-09-01 | Thera G Fuer Patentverwert Mbh | 小粒子の注射器 |
JPH1147273A (ja) * | 1997-07-31 | 1999-02-23 | Terumo Corp | 薬液注入器具 |
US5971953A (en) * | 1998-01-09 | 1999-10-26 | Bachynsky; Nicholas | Dual chamber syringe apparatus |
JP2003220053A (ja) * | 2001-08-30 | 2003-08-05 | Becton Dickinson & Co | 改良型血液バリアー性を有する血液ガス注射器 |
US20050101920A1 (en) * | 2003-11-06 | 2005-05-12 | Paul Keane | Plunger rod for arterial blood collection syringes |
JP2006504455A (ja) * | 2002-10-29 | 2006-02-09 | バソジェン アイルランド リミテッド | 医療流体からのガスの放出を制御する装置及び方法 |
US20110224612A1 (en) * | 2010-03-15 | 2011-09-15 | Becton, Dickinson And Company | Medical device including an air evacuation system |
JP2013208151A (ja) * | 2012-03-30 | 2013-10-10 | Fujifilm Ri Pharma Co Ltd | 注射器、ピストン及び注射器用シリンジ |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5377689A (en) * | 1993-12-27 | 1995-01-03 | Mercereau; Steven F. | Sampling syringe |
EP0961623A4 (en) * | 1996-12-13 | 2001-09-05 | Vital Signs Inc | INJECTION SYRINGE WITH A FOLDING PISTON TIP |
DE102004055870A1 (de) * | 2004-11-19 | 2006-05-24 | Robert Bosch Gmbh | Spritze mit Entlüftungsvorrichtung |
-
2016
- 2016-07-19 LU LU93154A patent/LU93154B1/en active IP Right Grant
-
2017
- 2017-07-19 EP EP17752299.2A patent/EP3487562B1/en active Active
- 2017-07-19 US US16/319,688 patent/US20190217012A1/en not_active Abandoned
- 2017-07-19 KR KR1020197004889A patent/KR20190051948A/ko not_active IP Right Cessation
- 2017-07-19 JP JP2019524514A patent/JP7140399B2/ja active Active
- 2017-07-19 DK DK17752299.2T patent/DK3487562T3/da active
- 2017-07-19 RU RU2019104519A patent/RU2743006C2/ru active
- 2017-07-19 WO PCT/EP2017/068232 patent/WO2018015438A1/en active Search and Examination
- 2017-07-19 PL PL17752299T patent/PL3487562T3/pl unknown
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5810064A (ja) * | 1981-07-01 | 1983-01-20 | マ−クエスト・メデイカル・プロダクツ・インコ−ポレ−テツド | 採血用注射器 |
US4821738A (en) * | 1987-11-19 | 1989-04-18 | Marquest Medical Products, Inc. | Arterial blood gas syringe |
JPH04244164A (ja) * | 1990-08-10 | 1992-09-01 | Thera G Fuer Patentverwert Mbh | 小粒子の注射器 |
JPH1147273A (ja) * | 1997-07-31 | 1999-02-23 | Terumo Corp | 薬液注入器具 |
US5971953A (en) * | 1998-01-09 | 1999-10-26 | Bachynsky; Nicholas | Dual chamber syringe apparatus |
JP2003220053A (ja) * | 2001-08-30 | 2003-08-05 | Becton Dickinson & Co | 改良型血液バリアー性を有する血液ガス注射器 |
JP2006504455A (ja) * | 2002-10-29 | 2006-02-09 | バソジェン アイルランド リミテッド | 医療流体からのガスの放出を制御する装置及び方法 |
US20050101920A1 (en) * | 2003-11-06 | 2005-05-12 | Paul Keane | Plunger rod for arterial blood collection syringes |
US20110224612A1 (en) * | 2010-03-15 | 2011-09-15 | Becton, Dickinson And Company | Medical device including an air evacuation system |
JP2013208151A (ja) * | 2012-03-30 | 2013-10-10 | Fujifilm Ri Pharma Co Ltd | 注射器、ピストン及び注射器用シリンジ |
Also Published As
Publication number | Publication date |
---|---|
DK3487562T3 (da) | 2020-08-31 |
JP7140399B2 (ja) | 2022-09-21 |
RU2019104519A (ru) | 2020-08-19 |
LU93154B1 (en) | 2018-01-23 |
PL3487562T3 (pl) | 2020-12-28 |
WO2018015438A1 (en) | 2018-01-25 |
RU2743006C2 (ru) | 2021-02-15 |
US20190217012A1 (en) | 2019-07-18 |
KR20190051948A (ko) | 2019-05-15 |
EP3487562B1 (en) | 2020-05-27 |
RU2019104519A3 (ja) | 2020-08-31 |
EP3487562A1 (en) | 2019-05-29 |
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