JPWO2022044340A1 - - Google Patents
Info
- Publication number
- JPWO2022044340A1 JPWO2022044340A1 JP2021542470A JP2021542470A JPWO2022044340A1 JP WO2022044340 A1 JPWO2022044340 A1 JP WO2022044340A1 JP 2021542470 A JP2021542470 A JP 2021542470A JP 2021542470 A JP2021542470 A JP 2021542470A JP WO2022044340 A1 JPWO2022044340 A1 JP WO2022044340A1
- Authority
- JP
- Japan
- 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
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
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)
- Pistons, Piston Rings, And Cylinders (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022019646A JP2022062227A (ja) | 2020-08-31 | 2022-02-10 | ピストン |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2020/032958 WO2022044340A1 (ja) | 2020-08-31 | 2020-08-31 | ピストン |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022019646A Division JP2022062227A (ja) | 2020-08-31 | 2022-02-10 | ピストン |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022044340A1 true JPWO2022044340A1 (https=) | 2022-03-03 |
| JP7193887B2 JP7193887B2 (ja) | 2022-12-21 |
Family
ID=80355002
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021542470A Active JP7193887B2 (ja) | 2020-08-31 | 2020-08-31 | ピストン |
| JP2022019646A Pending JP2022062227A (ja) | 2020-08-31 | 2022-02-10 | ピストン |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022019646A Pending JP2022062227A (ja) | 2020-08-31 | 2022-02-10 | ピストン |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20230293820A1 (https=) |
| EP (1) | EP4205784A4 (https=) |
| JP (2) | JP7193887B2 (https=) |
| KR (1) | KR20230058099A (https=) |
| CN (1) | CN116157169A (https=) |
| AU (1) | AU2020465340A1 (https=) |
| CA (1) | CA3192018A1 (https=) |
| TW (1) | TW202224714A (https=) |
| WO (1) | WO2022044340A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102794309B1 (ko) * | 2023-05-10 | 2025-04-15 | 제이더블유생명과학 주식회사 | 주사기 |
| EP4609898A1 (en) * | 2024-02-28 | 2025-09-03 | Becton, Dickinson and Company | Method of manufacturing a laminated stopper, polymer blends for same and stoppers made therefrom |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2895773A (en) * | 1956-10-22 | 1959-07-21 | Robert K Mcconnaughey | Variable diameter tensed ring piston |
| JP2012205931A (ja) * | 2012-07-26 | 2012-10-25 | Terumo Corp | シリンジ |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5918427B2 (ja) | 1979-10-09 | 1984-04-27 | テルモ株式会社 | シリンジ用ガスケツト |
| US6511459B1 (en) * | 2000-09-29 | 2003-01-28 | Mallinckrodt Inc. | Syringe plunger having an improved sealing ability |
| JP2006519070A (ja) * | 2003-02-27 | 2006-08-24 | バクスター・インターナショナル・インコーポレイテッド | 注射器のためのピストンアセンブリ |
| JP2006181027A (ja) | 2004-12-27 | 2006-07-13 | Daikyo Seiko Ltd | 注射器用ピストン |
| WO2008151239A2 (en) * | 2007-06-04 | 2008-12-11 | Becton, Dickinson And Company | Positive displacement stopper for a pre-filled syringe |
| WO2014196056A1 (ja) * | 2013-06-06 | 2014-12-11 | テルモ株式会社 | 注射器およびプレフィルドシリンジ |
| WO2015150646A1 (fr) * | 2014-04-02 | 2015-10-08 | Aptar Stelmi Sas | Ensemble de seringue anti-reflux |
| JP6478325B2 (ja) * | 2015-05-08 | 2019-03-06 | 住友ゴム工業株式会社 | プレフィルドシリンジ用ガスケットおよびプレフィルドシリンジ |
-
2020
- 2020-08-31 US US18/020,524 patent/US20230293820A1/en active Pending
- 2020-08-31 EP EP20951589.9A patent/EP4205784A4/en active Pending
- 2020-08-31 JP JP2021542470A patent/JP7193887B2/ja active Active
- 2020-08-31 CN CN202080103654.0A patent/CN116157169A/zh active Pending
- 2020-08-31 AU AU2020465340A patent/AU2020465340A1/en active Pending
- 2020-08-31 CA CA3192018A patent/CA3192018A1/en active Pending
- 2020-08-31 WO PCT/JP2020/032958 patent/WO2022044340A1/ja not_active Ceased
- 2020-08-31 KR KR1020237009979A patent/KR20230058099A/ko active Pending
-
2021
- 2021-08-30 TW TW110132009A patent/TW202224714A/zh unknown
-
2022
- 2022-02-10 JP JP2022019646A patent/JP2022062227A/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2895773A (en) * | 1956-10-22 | 1959-07-21 | Robert K Mcconnaughey | Variable diameter tensed ring piston |
| JP2012205931A (ja) * | 2012-07-26 | 2012-10-25 | Terumo Corp | シリンジ |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022044340A1 (ja) | 2022-03-03 |
| JP7193887B2 (ja) | 2022-12-21 |
| EP4205784A1 (en) | 2023-07-05 |
| TW202224714A (zh) | 2022-07-01 |
| EP4205784A4 (en) | 2023-10-04 |
| CA3192018A1 (en) | 2022-03-03 |
| AU2020465340A1 (en) | 2023-05-04 |
| US20230293820A1 (en) | 2023-09-21 |
| JP2022062227A (ja) | 2022-04-19 |
| KR20230058099A (ko) | 2023-05-02 |
| CN116157169A (zh) | 2023-05-23 |
| AU2020465340A9 (en) | 2024-06-06 |
Similar Documents
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