JP6073544B2 - 注射器のための調整可能な投与量設定プランジャ - Google Patents
注射器のための調整可能な投与量設定プランジャ Download PDFInfo
- Publication number
- JP6073544B2 JP6073544B2 JP2011136309A JP2011136309A JP6073544B2 JP 6073544 B2 JP6073544 B2 JP 6073544B2 JP 2011136309 A JP2011136309 A JP 2011136309A JP 2011136309 A JP2011136309 A JP 2011136309A JP 6073544 B2 JP6073544 B2 JP 6073544B2
- Authority
- JP
- Japan
- Prior art keywords
- syringe
- plunger
- flange assembly
- drug
- dose
- 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.)
- Expired - Fee Related
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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
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/31561—Mechanically operated dose setting member using freely adjustable volume steps
-
- 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
- A61M5/31533—Dosing mechanisms, i.e. setting a dose
- A61M5/31545—Setting modes for dosing
- A61M5/31548—Mechanically operated dose setting member
- A61M5/3155—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe
- A61M5/31551—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe including axial movement of dose setting member
-
- 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
- A61M5/1782—Devices aiding filling of syringes in situ
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
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
Claims (14)
- 薬剤を受け入れるための本体と、
前記本体に対して回転式に移動可能であり、投与量を設定し、前記薬剤を前記本体内に引き入れ、また、前記本体外に薬剤を投薬するために前記本体に対して軸方向に移動可能なプランジャと
を備え、
前記本体は、第1の部分と、第2の部分とを有し、
前記プランジャは、該プランジャの表面に配置されたねじを含むねじ切りされた部分を有し、
投与量を設定し、前記本体の前記第2の部分内に薬剤を引き入れるために、前記プランジャが前記本体に対して回転可能に移動するとき、前記ねじ切りされた部分は前記本体の前記第1の部分と回転して係合し、
前記本体の前記第2の部分外へ薬剤を投薬するために、前記プランジャが前記本体に対して軸方向に移動するとき、前記ねじ切りされた部分は前記本体の前記第1の部分に対して軸方向に偏向することを特徴とする注射器。 - 前記本体は、前記プランジャの前記ねじ切りされた部分に対応するねじ切りされた部分を有し、前記プランジャの前記本体に対する回転を容易にすることを特徴とする請求項1に記載の注射器。
- 前記プランジャは、前記本体内に軸方向に押されて前記薬剤を投薬することを特徴とする請求項2に記載の注射器。
- 針は、前記本体に連結され、前記薬剤の引き込みおよび投薬を容易にすることを特徴とする請求項1に記載の注射器。
- 前記薬剤は、前記プランジャが回転されて投与量を設定しているとき、前記注射器本体内に引き入れられることを特徴とする請求項1に記載の注射器。
- 薬剤を受け入れるための本体と、
前記本体内に固定式に配置されたフランジ組立体であって、フランジと、前記フランジから下方向に延びる壁と、前記フランジ組立体を貫通して延びる孔とを含む、フランジ組立体と、
前記フランジ組立体の前記孔と移動可能に連結された、前記薬剤を引き込み、投薬するプランジャであって、前記プランジャ上に配置された複数の投与量設定インジケータを含む、プランジャと
を備え、
前記フランジ組立体の前記壁の内面と前記プランジャは、対応するねじ切りされた部分を有し、注射器内に薬剤を引き入れるための前記プランジャの前記フランジ組立体に対する回転を容易にし、
前記複数の投与量設定インジケータの一つが、前記注射器内に薬剤を引き入れるとき、視認可能であり、
前記注射器の前記本体内の薬剤を投薬するために、前記プランジャが前記フランジ組立体を通って軸方向に押されるとき、前記フランジ組立体の前記壁の内面の前記ねじ切りされた部分は、偏向することを特徴とする注射器。 - 前記本体は、第1の直径を有する第1の部分と、第2の直径を有する第2の部分とを有し、前記第1の直径は、前記第2の直径より大きいことを特徴とする請求項6に記載の注射器。
- 前記薬剤が、前記本体の前記第2の部分内に受け入れられることを特徴とする請求項7に記載の注射器。
- 針は、前記本体に連結され、前記薬剤の引き込みおよび投薬を容易にすることを特徴とする請求項6に記載の注射器。
- シールドは、前記本体に連結され、前記針を覆うことを特徴とする請求項9に記載の注射器。
- 前記複数の投与量設定インジケータの1つが、前記フランジ組立体内の窓から見えることを特徴とする請求項6に記載の注射器。
- 前記プランジャは、第1の位置と第2の位置の間で移動可能であり、前記プランジャが前記第1の位置にあるとき、前記プランジャの第1のシール部材および第2のシール部材は、前記本体の前記第2の部分内に配置され、前記プランジャが前記第2の位置にあるとき、前期第1のシール部材は前記第2の部分内にあり、前記第2のシール部材は前記本体の前記第1の部分内にあることを特徴とする請求項7に記載の注射器。
- 前記複数の投与量設定インジケータは、前記プランジャの前記ねじ切りされた部分を形成するねじ山に沿って配置されることを特徴とする請求項6に記載の注射器。
- 前記薬剤は、前記プランジャが回転して投与量を設定しているときに前記注射器本体内に引き入れられることを特徴とする請求項6に記載の注射器。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US34425710P | 2010-06-18 | 2010-06-18 | |
US61/344,257 | 2010-06-18 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016212009A Division JP6527122B2 (ja) | 2010-06-18 | 2016-10-28 | 注射器のための調整可能な投与量設定プランジャ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012000469A JP2012000469A (ja) | 2012-01-05 |
JP6073544B2 true JP6073544B2 (ja) | 2017-02-01 |
Family
ID=44314138
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011136309A Expired - Fee Related JP6073544B2 (ja) | 2010-06-18 | 2011-06-20 | 注射器のための調整可能な投与量設定プランジャ |
JP2016212009A Active JP6527122B2 (ja) | 2010-06-18 | 2016-10-28 | 注射器のための調整可能な投与量設定プランジャ |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016212009A Active JP6527122B2 (ja) | 2010-06-18 | 2016-10-28 | 注射器のための調整可能な投与量設定プランジャ |
Country Status (5)
Country | Link |
---|---|
US (1) | US9345842B2 (ja) |
EP (2) | EP2397173B1 (ja) |
JP (2) | JP6073544B2 (ja) |
CA (2) | CA3042909C (ja) |
ES (2) | ES2746187T3 (ja) |
Families Citing this family (9)
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CA2779383A1 (en) * | 2009-12-02 | 2011-06-09 | Sanofi-Aventis Deutschland Gmbh | Dose display mechanism for a drug delivery device |
US9877761B2 (en) * | 2011-06-07 | 2018-01-30 | Abyrx Inc. | Applicator with conformable tip |
US9474864B2 (en) | 2014-12-15 | 2016-10-25 | Brell Medical Innovations, LLC | Safety syringe and methods for administration of a medicament dose by subject weight |
US11351307B2 (en) * | 2016-11-07 | 2022-06-07 | Beloteca Investment Fund 1, LLC | Adjustable dose drug delivery system |
WO2018232408A1 (en) | 2017-06-16 | 2018-12-20 | Credence Medsystems, Inc. | System and method for safety syringe |
US11744951B2 (en) | 2018-10-24 | 2023-09-05 | Cc Biotechnology Corporation | Syringe with injection dose adjustment function |
CA3119277A1 (en) * | 2018-11-13 | 2020-05-22 | Credence Medsystems, Inc. | System and method for microdose injection |
US11883635B2 (en) | 2020-06-17 | 2024-01-30 | Credence MedSystems | System and method for microdose injection |
US11471606B1 (en) | 2021-10-04 | 2022-10-18 | Robert Peliks | Syringe and method of use |
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-
2011
- 2011-06-14 CA CA3042909A patent/CA3042909C/en active Active
- 2011-06-14 CA CA2743198A patent/CA2743198C/en active Active
- 2011-06-15 US US13/067,631 patent/US9345842B2/en active Active
- 2011-06-16 EP EP11170077.9A patent/EP2397173B1/en active Active
- 2011-06-16 EP EP19185524.6A patent/EP3569273B1/en active Active
- 2011-06-16 ES ES11170077T patent/ES2746187T3/es active Active
- 2011-06-16 ES ES19185524T patent/ES2957339T3/es active Active
- 2011-06-20 JP JP2011136309A patent/JP6073544B2/ja not_active Expired - Fee Related
-
2016
- 2016-10-28 JP JP2016212009A patent/JP6527122B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
CA3042909C (en) | 2021-04-13 |
EP3569273A1 (en) | 2019-11-20 |
CA2743198A1 (en) | 2011-12-18 |
JP2012000469A (ja) | 2012-01-05 |
CA2743198C (en) | 2019-06-11 |
ES2746187T3 (es) | 2020-03-05 |
EP3569273B1 (en) | 2023-08-30 |
US9345842B2 (en) | 2016-05-24 |
EP2397173A3 (en) | 2013-09-04 |
US20110313396A1 (en) | 2011-12-22 |
ES2957339T3 (es) | 2024-01-17 |
CA3042909A1 (en) | 2011-12-18 |
EP2397173A2 (en) | 2011-12-21 |
JP6527122B2 (ja) | 2019-06-05 |
JP2017018719A (ja) | 2017-01-26 |
EP2397173B1 (en) | 2019-08-07 |
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