JP2015533554A - クイックリリースプランジャ - Google Patents
クイックリリースプランジャ Download PDFInfo
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- JP2015533554A JP2015533554A JP2015534598A JP2015534598A JP2015533554A JP 2015533554 A JP2015533554 A JP 2015533554A JP 2015534598 A JP2015534598 A JP 2015534598A JP 2015534598 A JP2015534598 A JP 2015534598A JP 2015533554 A JP2015533554 A JP 2015533554A
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- Prior art keywords
- syringe
- piston
- stopper
- coupler
- distal end
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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
- A61M5/178—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
- A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
-
- 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
-
- 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
- A61M5/31515—Connection of piston with piston rod
-
- 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
- A61M2005/31521—Pistons with a forward extending skirt at their front end
-
- 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
- A61M5/50—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 having means for preventing re-use, or for indicating if defective, used, tampered with or unsterile
- A61M5/5066—Means for preventing re-use by disconnection of piston and piston-rod
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- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Coating Apparatus (AREA)
Abstract
Description
本出願は、2012年9月28日に出願され「QUICK RELEASE PLUNGER」と題する米国仮特許出願第61/707,690号明細書、および2012年10月5日に出願され「QUICK RELEASE PLUNGER」と題する米国仮特許出願第61/710,570号明細書の本出願である、2013年3月10日に出願され「QUICK RELEASE PLUNGER」と題する米国特許出願第13/792,155号明細書の利益を主張し、それら出願の開示内容はすべて参照により本明細書に組み込まれる。
2 遠位端
3 開放近位端
4 中空内腔
5 開口部
10 シリンジ
12、640、710 プランジャ
20 遠位ストッパ
21 突出先端部
22 円筒状本体
25 近位端
100、300、400、500、725 ピストン
105 遠位端
107 近位端
115 シャフト
130 遠位端
135 近位端
140 周方向溝
145、145’ テーパフランジ
147、147’ 延長部
150 結合器
157 そらせ部
170 平坦部
200 基部
210、327 傾斜縁
215、325 肩部
220、320 捕捉部材
225 延長部
250 固定具
255 後面
260 ねじ山
270 遠位端
310 遠位壁
340 中心延長部、ピストンヘッド
350、550 ストッパ
355 開口部
360、425 保持アーム
410、410A、410B 結合器
420 ばね式台
430 空洞
510 フランジ
525 ヒンジ
530 外壁
535 遠位面
555 ねじ山
600 シリンジアセンブリ
605 第1シリンジ
610 第1ストッパ
615 近位端
617 遠位端
620 内部ピストン
625 第2シリンジ
630 第2ストッパ
631 第1先端部
632 第2先端部
635 第3シリンジ
650 外部ピストン
675 非圧縮性流体
700 シリンジ
750 Oリング
Claims (30)
- 中空内腔、近位開放端および遠位端を備えたシリンジ本体であって、内部に流体を収容するように構成されたシリンジ本体と、
前記シリンジ本体の前記中空内腔内に配置され、前記シリンジ本体の内壁とシールを形成するプランジャであって、
前記遠位端から前記近位開放端に向かって延在するシャフトを有する取外し可能ピストンと、
前記シャフトの遠位部分に取外し可能に接続されたストッパであって、前記シリンジ本体内の前記流体の移動を容易にするように前記中空内腔内で摺動可能に移動するように構成されたストッパと、
前記シャフトの前記遠位部分の少なくとも1つの結合器であって、前記ストッパの前記ピストンからの除去および取付を容易にするように構成されている結合器と、を備えるプランジャと、
を具備するシリンジシステム。 - 前記ストッパが、円筒状本体および円錐状突出先端部を備え、前記突出先端部が、前記シリンジ本体の前記遠位端の少なくとも一部を実質的に充填するように寸法付けられ、かつ構成されている、請求項1に記載のシリンジシステム。
- 前記結合器が、前記結合器を前記シャフトに取り付けるように構成された1つまたは複数の締結機構を含む、請求項1に記載のシリンジシステム。
- 前記結合器が前記シャフトに固定して取り付けられている、請求項1に記載のシリンジシステム。
- 前記結合器が、実質的に周方向の溝を備え、前記溝は、前記溝から半径方向に延在する複数の延長部を有し、前記延長部が、前記ストッパの前記ピストンへの取外し可能な取付を容易にするように構成されている、請求項1に記載のシリンジシステム。
- 前記複数の延長部の各々が、各延長部の最外部分の各延長部の1つまたは複数の側面に1つまたは複数の切欠きを含み、前記1つまたは複数の切欠きの各々が、正方形状、矩形、三角形、円形または楕円形である断面形状を有する、請求項5に記載のシリンジシステム。
- 前記結合器が、前記溝から先端側に延在するテーパフランジを備え、前記テーパフランジが、前記ストッパに位置する1つまたは複数の捕捉部材で係止することにより、前記結合器を前記ストッパに取外し可能に固定するように構成されている、請求項5に記載のシリンジシステム。
- 前記ストッパが、前記1つまたは複数の捕捉部材を有する基部を備え、前記捕捉部材が、前記ストッパの前記ピストンからの分離に有効に抵抗するように、前記テーパフランジを捕捉しかつ保持するのに十分な量、前記基部の背面を越えて後方に突出している、請求項7に記載のシリンジシステム。
- 前記基部が、前記ストッパ内にねじ込まれるように構成された1つまたは複数のらせん状ねじ山を備える、請求項8に記載のシリンジシステム。
- 前記1つまたは複数の捕捉部材は、前記ピストンが軸周りでねじられたときに、前記溝の半径方向距離が増大するに従い、前記基部から半径方向外側に移動するように構成され得、それにより前記ピストンを前記ストッパから取り外すことが可能になる、請求項9に記載のシリンジシステム。
- 前記結合器が、ヒンジを介して前記シャフトの前記遠位部分に取り付けられた角度付きフランジであり、前記角度付きフランジが、前記ピストンのねじり移動時、前記ストッパの内壁に配置された1つまたは複数のねじ山と係合するように構成され、それにより前記ストッパが前記ピストンに取り付けられる、請求項1に記載のシリンジシステム。
- 前記ピストンが、前記シリンジから廃棄されるかまたは前記シリンジ内に収集される前記流体の体積を示すしるしをさらに備える、請求項1に記載のシリンジシステム。
- 前記1つまたは複数の捕捉部材が、前記テーパフランジが接触すると外側に撓曲し、その後、前記テーパフランジを通過した後に元の位置にスナップ式に戻って前記周方向溝と係合するように、可撓性材料から構成されている、請求項8に記載のシリンジシステム。
- 前記1つまたは複数の捕捉部材が、前記周方向溝と係合するように構成された少なくとも1つの内側に面する肩部を備える、請求項8に記載のシリンジシステム。
- 前記1つまたは複数の捕捉部材が、前記少なくとも1つの内側に面する肩部を越えて近位側に延在する少なくとも1つの延長部をさらに備える、請求項14に記載のシリンジシステム。
- シリンジから少なくとも部分的に取り外すことができるプランジャ装置であって、
前記シリンジの遠位端から前記シリンジの近位開放端に向かって延在するシャフトを有する取外し可能ピストンと、
前記シャフトの遠位部分に取外し可能に接続されたストッパであって、前記シリンジ内の流体の移動を容易にするように前記シリンジの中空内腔内で摺動可能に移動するように構成されたストッパと、
前記シャフトの前記遠位部分の少なくとも1つの結合器であって、前記ストッパの前記ピストンからの除去および取付を容易にするように構成されている結合器と、
を具備するプランジャ装置。 - 前記結合器が、前記結合器を前記シャフトに取り付けるように構成された1つまたは複数の締結機構を含む、請求項16に記載のプランジャ装置。
- 前記結合器が、実質的に周方向の溝を備え、前記溝は、前記溝から半径方向に延在する複数の延長部を有し、前記延長部が、前記ストッパの前記ピストンへの取外し可能な取付を容易にするように構成されている、請求項16に記載のプランジャ装置。
- 前記複数の延長部の各々が、各延長部の最外部分の各延長部の1つまたは複数の側面に1つまたは複数の切欠きを含み、前記1つまたは複数の切欠きの各々が、正方形状、矩形、三角形、円形または楕円形である断面形状を有する、請求項18に記載のプランジャ装置。
- 前記結合器が、前記溝から先端側に延在するテーパフランジを備え、前記テーパフランジが、前記ストッパに位置する1つまたは複数の捕捉部材で係止することにより、前記結合器を前記ストッパに取外し可能に固定するように構成されている、請求項18に記載のプランジャ装置。
- 前記ストッパが、前記1つまたは複数の捕捉部材を有する基部を備え、前記捕捉部材が、前記ストッパの前記ピストンからの分離に有効に抵抗するように、前記テーパフランジを捕捉しかつ保持するのに十分な量、前記基部の背面を越えて後方に突出している、請求項20に記載のプランジャ装置。
- 前記基部が、前記ストッパ内にねじ込まれるように構成された1つまたは複数のらせん状ねじ山を備える、請求項21に記載のプランジャ装置。
- 前記1つまたは複数の捕捉部材は、前記ピストンが軸周りでねじられたときに、前記溝の半径方向距離が増大するに従い、前記基部から半径方向外側に移動するように構成され得、それにより前記ピストンを前記ストッパから取り外すことが可能になる、請求項21に記載のプランジャ装置。
- 前記結合器が、ヒンジを介して前記シャフトの前記遠位部分に取り付けられた角度付きフランジであり、前記角度付きフランジが、前記ピストンのねじり移動時、前記ストッパの内壁に配置された1つまたは複数のねじ山と係合するように構成され、それにより前記ストッパが前記ピストンに取り付けられる、請求項16に記載のプランジャ装置。
- 前記ピストンが、前記シリンジから廃棄されるかまたは前記シリンジ内に収集される前記流体の体積を示すしるしをさらに備える、請求項16に記載のプランジャ装置。
- 前記結合器が前記シャフトに固定して取り付けられている、請求項16に記載のプランジャ装置。
- 前記1つまたは複数の捕捉部材が、前記テーパフランジが接触すると外側に撓曲し、その後、前記テーパフランジを通過した後に元の位置にスナップ式に戻って前記周方向溝と係合するように、可撓性材料から構成されている、請求項22に記載のプランジャ装置。
- 前記1つまたは複数の捕捉部材が、前記周方向溝と係合するように構成された少なくとも1つの内側に面する肩部を備える、請求項22に記載のプランジャ装置。
- 前記1つまたは複数の捕捉部材が、前記少なくとも1つの内側に面する肩部を越えて近位側に延在する少なくとも1つの延長部をさらに備える、請求項28に記載のプランジャ装置。
- 流体送達システムにおける液圧作動式プランジャであって、
第1径、近位端、開口部を有する遠位端、および内部に流体を収容するように構成された中空内腔を備える第1シリンジと、
前記中空内腔内の前記流体の移動を容易にするように前記中空内腔内で摺動可能に移動するように構成されたストッパと、
遠位端および近位端を有する内部ピストンであって、前記遠位端が、前記ストッパに取り付けられかつ前記第1シリンジの前記中空内腔内で前記ストッパを移動させるように構成され、前記近位端が、近位側に配置された先端部と前記第1径より小さい第2径とを有する第2シリンジに流体的に取り付けられている、内部ピストンと、
遠位側に配置された先端部と前記第1径より小さい第3径とを有する第3シリンジであって、前記第3シリンジの前記遠位側に配置された先端部が、前記第2シリンジの前記近位側に配置された先端部と流体連通している、第3シリンジと、
前記第3シリンジに流体接続された外部ピストンであって、プランジャを備える外部ピストンと、
を具備し、
前記第2シリンジおよび前記第3シリンジが各々、内部に封止された非圧縮性流体を収容している、液圧作動式プランジャ。
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261707690P | 2012-09-28 | 2012-09-28 | |
US61/707,690 | 2012-09-28 | ||
US201261710570P | 2012-10-05 | 2012-10-05 | |
US61/710,570 | 2012-10-05 | ||
US13/792,155 US9174003B2 (en) | 2012-09-28 | 2013-03-10 | Quick release plunger |
US13/792,155 | 2013-03-10 | ||
PCT/US2013/061384 WO2014052306A1 (en) | 2012-09-28 | 2013-09-24 | Quick release plunger |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015533554A true JP2015533554A (ja) | 2015-11-26 |
JP2015533554A5 JP2015533554A5 (ja) | 2016-11-04 |
Family
ID=50385854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015534598A Pending JP2015533554A (ja) | 2012-09-28 | 2013-09-24 | クイックリリースプランジャ |
Country Status (19)
Country | Link |
---|---|
US (3) | US9174003B2 (ja) |
EP (2) | EP4249018A3 (ja) |
JP (1) | JP2015533554A (ja) |
KR (1) | KR20150065733A (ja) |
CN (2) | CN104684606B (ja) |
AU (1) | AU2013323759B2 (ja) |
BR (1) | BR112015006984A2 (ja) |
CA (1) | CA2885742C (ja) |
DK (1) | DK2900302T3 (ja) |
ES (1) | ES2960909T3 (ja) |
FI (1) | FI2900302T3 (ja) |
HK (1) | HK1249063A1 (ja) |
HR (1) | HRP20231321T1 (ja) |
HU (1) | HUE064103T2 (ja) |
IN (1) | IN2015DN02530A (ja) |
PL (1) | PL2900302T3 (ja) |
PT (1) | PT2900302T (ja) |
RU (1) | RU2627676C2 (ja) |
WO (1) | WO2014052306A1 (ja) |
Families Citing this family (20)
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AUPQ867900A0 (en) | 2000-07-10 | 2000-08-03 | Medrad, Inc. | Medical injector system |
USD1031029S1 (en) | 2003-11-25 | 2024-06-11 | Bayer Healthcare Llc | Syringe plunger |
US7666169B2 (en) | 2003-11-25 | 2010-02-23 | Medrad, Inc. | Syringe and syringe plungers for use with medical injectors |
US8926569B2 (en) | 2006-03-15 | 2015-01-06 | Bayer Medical Care Inc. | Plunger covers and plungers for use in syringes and methods of fabricating plunger covers and plungers for use in syringes |
USD847985S1 (en) | 2007-03-14 | 2019-05-07 | Bayer Healthcare Llc | Syringe plunger cover |
USD942005S1 (en) | 2007-03-14 | 2022-01-25 | Bayer Healthcare Llc | Orange syringe plunger cover |
CN103442750B (zh) * | 2011-03-11 | 2015-09-23 | 斯冈株式会社 | 接头机构 |
ITRE20120020A1 (it) * | 2012-03-14 | 2013-09-15 | Cgm Spa | Siringa per l'iniezione di materiale granulare solido |
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2013
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- 2013-09-24 CN CN201710969818.8A patent/CN107551358B/zh active Active
- 2013-09-24 EP EP13842045.0A patent/EP2900302B1/en active Active
- 2013-09-24 IN IN2530DEN2015 patent/IN2015DN02530A/en unknown
- 2013-09-24 ES ES13842045T patent/ES2960909T3/es active Active
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2015
- 2015-11-02 US US14/930,115 patent/US9744305B2/en active Active
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2017
- 2017-08-28 US US15/687,641 patent/US10286152B2/en active Active
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2018
- 2018-07-09 HK HK18108833.4A patent/HK1249063A1/zh unknown
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JP2002017852A (ja) * | 2000-06-21 | 2002-01-22 | Medrad Inc | シリンジ |
US20030153877A1 (en) * | 2002-02-08 | 2003-08-14 | Chin-Shu Huang | Safety syringe of easy to pull out the plunger |
WO2008059448A2 (en) * | 2006-11-16 | 2008-05-22 | CANE' S.P.A - Socio Unico | Syringe plunger and syringe incorporating the plunger. |
WO2010139793A1 (en) * | 2009-06-04 | 2010-12-09 | Novo Nordisk A/S | Mixing device with piston coupling arrangement |
Also Published As
Publication number | Publication date |
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HRP20231321T1 (hr) | 2024-02-16 |
CN107551358B (zh) | 2020-10-09 |
EP4249018A2 (en) | 2023-09-27 |
CN104684606A (zh) | 2015-06-03 |
PL2900302T3 (pl) | 2024-03-11 |
US9744305B2 (en) | 2017-08-29 |
HK1249063A1 (zh) | 2018-10-26 |
US10286152B2 (en) | 2019-05-14 |
EP2900302A1 (en) | 2015-08-05 |
KR20150065733A (ko) | 2015-06-15 |
AU2013323759A1 (en) | 2015-04-09 |
US9174003B2 (en) | 2015-11-03 |
CA2885742A1 (en) | 2014-04-03 |
US20180008780A1 (en) | 2018-01-11 |
US20160051761A1 (en) | 2016-02-25 |
PT2900302T (pt) | 2023-11-02 |
WO2014052306A1 (en) | 2014-04-03 |
IN2015DN02530A (ja) | 2015-09-11 |
BR112015006984A2 (pt) | 2017-07-04 |
CN104684606B (zh) | 2017-10-17 |
EP2900302B1 (en) | 2023-08-02 |
AU2013323759B2 (en) | 2018-04-26 |
DK2900302T3 (da) | 2023-10-30 |
RU2015115752A (ru) | 2016-11-20 |
HUE064103T2 (hu) | 2024-02-28 |
ES2960909T3 (es) | 2024-03-07 |
EP2900302A4 (en) | 2016-05-18 |
FI2900302T3 (fi) | 2023-10-18 |
US20140094749A1 (en) | 2014-04-03 |
CA2885742C (en) | 2020-05-26 |
EP4249018A3 (en) | 2024-03-20 |
CN107551358A (zh) | 2018-01-09 |
RU2627676C2 (ru) | 2017-08-09 |
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