JP6514265B2 - 事前充填されたシリンジに使用されるストッパ - Google Patents
事前充填されたシリンジに使用されるストッパ Download PDFInfo
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- JP6514265B2 JP6514265B2 JP2017083905A JP2017083905A JP6514265B2 JP 6514265 B2 JP6514265 B2 JP 6514265B2 JP 2017083905 A JP2017083905 A JP 2017083905A JP 2017083905 A JP2017083905 A JP 2017083905A JP 6514265 B2 JP6514265 B2 JP 6514265B2
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- Japan
- Prior art keywords
- stopper
- plunger rod
- main body
- syringe barrel
- rib
- 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.)
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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
- A61M5/315—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
- 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
- A61M5/178—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
- A61M2005/31523—Piston or piston-rod constructions, e.g. connection of piston with piston-rod for reducing reflux
Landscapes
- 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)
Description
本出願は、そのすべての開示全体が本明細書に参照により全体的に組み込まれている、2007年6月4日出願の米国特許仮出願第60/941,851号明細書、名称「Stopper and Plunger Rod for a Prefilled Syringe」および2007年7月19日出願の米国特許仮出願第60/950,741号明細書、名称「Positive Displacement Stopper for a Prefilled Syringe」に対する優先権を主張する、いずれも2008年6月4日出願の、米国特許出願第12/133,041号明細書および同第12/133,076号明細書の一部継続出願である。
Claims (6)
- シリンジ外筒で使用するように適合されたプランジャロッドおよびストッパアセンブリであって、
(a)前部取り付け端部および後端部を有し、長手方向軸に沿って延びるプランジャロッドであって、前記前部取り付け端部は、先細部およびそこから延びる前部フランジを含む、プランジャロッドと、
(b)開いた後方端部と、閉じた前端部と、前記閉じた前端部に隣接する、主要本体と一体的に形成されたコア部材とを画成する前記主要本体を有するストッパであって、前記開いた後方端部は、内側の壁表面によって画成され、前記開いた後方端部は、前記プランジャロッドの前記前部取り付け端部を受け入れ、前記プランジャロッドを前記ストッパ内に係止するように適合される、ストッパと、
(c)前記シリンジ外筒と共にアクティブシールを形成するために前記主要本体の周囲を取り囲んで径方向に外向きに延びる少なくとも1つのリブと、
(d)前記主要本体の内面上に形成された先細部であって、前記プランジャロッドの前方端部取り付け部分上の前記先細部と接触するように適合された傾斜部分を有し、前記接触する先細部は、共に共働し、それによって前記プランジャロッドに前方向の力がかけられた際、前記ストッパが前記少なくとも1つのリブおよび前記シリンジ外筒に径方向の力をかけるようにするアクティブシール表面を形成する、先細部と、
(e)前記主要本体の前記内面、前記コア部材の一部分、および前記主要本体の前記内面上の前記先細部によって画成された開放空間と、
を備え、
前記プランジャロッドの前記前部取り付け端部から延びる前記前部フランジは、前記開放空間内に延びることを特徴とするプランジャロッドおよびストッパアセンブリ。 - 前記ストッパの前記開いた後方端部は、内側の壁表面によって画成され、前記開いた後方端部は、前記プランジャロッドの前記前部取り付け端部を受け入れ、前記プランジャロッドを前記ストッパ内に係止するように適合されることを特徴とする請求項1に記載のプランジャロッドおよびストッパアセンブリ。
- 前記シリンジ外筒と共にアクティブシールを形成するために前記主要本体の周囲を取り囲んで径方向に外向きに延びる少なくとも1つのリブを含むことを特徴とする請求項1に記載のプランジャロッドおよびストッパアセンブリ。
- 前記主要本体の内面上の前記先細部と前記前方端部取り付け部分上の前記先細部は、共に共働し、それによって前記プランジャロッドに前方向の力がかけられた際、前記ストッパが前記少なくとも1つのリブおよび前記シリンジ外筒に径方向の力をかけるようにするアクティブシール表面を形成することを特徴とする請求項1に記載のプランジャロッドおよびストッパアセンブリ。
- 前記ストッパは、前記コア部材の内部から前記開いた後方端部に向かって突出するストッパ中央ポストを含み、前記ストッパ中央ポストは、前記プランジャロッドの前方端部取り付け部分に接触するように適合された後コア部分を含む、ことを特徴とする請求項1〜4のいずれか一項に記載のプランジャロッドおよびストッパアセンブリ。
- 前記前部フランジは、前記ストッパの前記閉じた前端部の底面を伸張させないように前記主要本体の内面の側部に当接することを特徴とする請求項1に記載のプランジャロッドおよびストッパアセンブリ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019075533A JP6959699B2 (ja) | 2010-04-05 | 2019-04-11 | 事前充填されたシリンジに使用されるストッパ |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12/754,101 US8740856B2 (en) | 2007-06-04 | 2010-04-05 | Stoppers used in pre-filled syringes |
| US12/754,101 | 2010-04-05 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015184185A Division JP6133953B2 (ja) | 2010-04-05 | 2015-09-17 | 事前充填されたシリンジに使用されるストッパ |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019075533A Division JP6959699B2 (ja) | 2010-04-05 | 2019-04-11 | 事前充填されたシリンジに使用されるストッパ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017148554A JP2017148554A (ja) | 2017-08-31 |
| JP6514265B2 true JP6514265B2 (ja) | 2019-05-15 |
Family
ID=44009899
Family Applications (4)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013503777A Active JP5814342B2 (ja) | 2010-04-05 | 2011-03-25 | 事前充填されたシリンジに使用されるストッパ |
| JP2015184185A Active JP6133953B2 (ja) | 2010-04-05 | 2015-09-17 | 事前充填されたシリンジに使用されるストッパ |
| JP2017083905A Active JP6514265B2 (ja) | 2010-04-05 | 2017-04-20 | 事前充填されたシリンジに使用されるストッパ |
| JP2019075533A Active JP6959699B2 (ja) | 2010-04-05 | 2019-04-11 | 事前充填されたシリンジに使用されるストッパ |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013503777A Active JP5814342B2 (ja) | 2010-04-05 | 2011-03-25 | 事前充填されたシリンジに使用されるストッパ |
| JP2015184185A Active JP6133953B2 (ja) | 2010-04-05 | 2015-09-17 | 事前充填されたシリンジに使用されるストッパ |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019075533A Active JP6959699B2 (ja) | 2010-04-05 | 2019-04-11 | 事前充填されたシリンジに使用されるストッパ |
Country Status (10)
| Country | Link |
|---|---|
| US (3) | US8740856B2 (ja) |
| EP (1) | EP2555817B1 (ja) |
| JP (4) | JP5814342B2 (ja) |
| CN (1) | CN102971031B (ja) |
| AU (1) | AU2011238758B2 (ja) |
| BR (1) | BR112012025548B1 (ja) |
| CA (1) | CA2794206C (ja) |
| ES (1) | ES2808327T3 (ja) |
| MX (1) | MX2012010943A (ja) |
| WO (1) | WO2011126764A2 (ja) |
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2010
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| JP6959699B2 (ja) | 2021-11-05 |
| AU2011238758B2 (en) | 2014-11-06 |
| BR112012025548B1 (pt) | 2020-10-27 |
| EP2555817B1 (en) | 2020-05-13 |
| US8740856B2 (en) | 2014-06-03 |
| US9592346B2 (en) | 2017-03-14 |
| JP2019130387A (ja) | 2019-08-08 |
| WO2011126764A2 (en) | 2011-10-13 |
| JP2017148554A (ja) | 2017-08-31 |
| MX2012010943A (es) | 2013-02-07 |
| JP2013523330A (ja) | 2013-06-17 |
| US20140207081A1 (en) | 2014-07-24 |
| EP2555817A2 (en) | 2013-02-13 |
| US10183118B2 (en) | 2019-01-22 |
| CN102971031B (zh) | 2016-01-27 |
| AU2011238758A1 (en) | 2012-10-25 |
| WO2011126764A3 (en) | 2011-12-01 |
| ES2808327T3 (es) | 2021-02-26 |
| CA2794206C (en) | 2015-06-09 |
| CN102971031A (zh) | 2013-03-13 |
| US20170136187A1 (en) | 2017-05-18 |
| CA2794206A1 (en) | 2011-10-13 |
| BR112012025548A2 (pt) | 2016-06-28 |
| JP6133953B2 (ja) | 2017-05-24 |
| US20110034882A1 (en) | 2011-02-10 |
| JP2016013471A (ja) | 2016-01-28 |
| JP5814342B2 (ja) | 2015-11-17 |
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