JP2018514303A - ばね機構を有する薬剤送達装置 - Google Patents
ばね機構を有する薬剤送達装置 Download PDFInfo
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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
- A61M5/31533—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
- A61M5/31553—Mechanically operated dose setting member by rotational movement of dose setting member, e.g. during setting or filling of a syringe without 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
-
- 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
- A61M5/20—Automatic syringes, e.g. with automatically actuated piston rod, with automatic needle injection, filling automatically
- A61M5/2033—Spring-loaded one-shot injectors with or without automatic needle insertion
-
- 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
- A61M5/31535—Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
-
- 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
- A61M5/31535—Means improving security or handling thereof, e.g. blocking means, means preventing insufficient dosing, means allowing correction of overset dose
- A61M5/31536—Blocking means to immobilize a selected dose, e.g. to administer equal doses
-
- 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
-
- 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
- A61M5/31556—Accuracy improving means
- A61M5/31558—Accuracy improving means using scaling up or down transmissions, e.g. gearbox
-
- 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
- A61M5/31566—Means improving security or handling thereof
- A61M5/31573—Accuracy improving means
- A61M5/31575—Accuracy improving means using scaling up or down transmissions, e.g. gearbox
-
- 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
- A61M5/31578—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod
- A61M5/3158—Constructional features or modes of drive mechanisms for piston rods based on axial translation, i.e. components directly operatively associated and axially moved with plunger rod performed by axially moving actuator operated by user, e.g. an injection button
-
- 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
- A61M5/31583—Constructional features or modes of drive mechanisms for piston rods based on rotational translation, i.e. movement of piston rod is caused by relative rotation between the user activated actuator and the 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
- A61M5/31565—Administration mechanisms, i.e. constructional features, modes of administering a dose
- A61M5/3159—Dose expelling manners
- A61M5/31593—Multi-dose, i.e. individually set dose repeatedly administered from the same medicament reservoir
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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)
Abstract
Description
Claims (10)
- 薬剤充填カートリッジを備える、または薬剤充填カートリッジを受容するように適合された薬剤送達装置(200、300)であって、
ハウジング(201、301)と、
吐出アセンブリとを備え、前記吐出アセンブリは、
受容されたカートリッジにおいてピストンに係合し遠位方向に前記ピストンを軸方向に変位させ、そうすることで前記カートリッジから薬剤の用量を吐出するように適合されたピストンロッドと、
軸を画定する駆動部材(260、360)と、
ばねハウジング(250、350)と、
前記ばねハウジングまたは前記駆動部材に結合されたねじり駆動ばね(255)と、
ユーザが、吐出されるべき用量の量を設定すると同時に、前記駆動部材の回転によって対応して前記駆動ばねを歪めることを可能にする用量設定手段であって、
用量設定中に前記駆動部材に回転的に結合され、用量を設定するために第1の方向に回転するように適合された用量設定部材(280)、および
前記駆動部材が、前記歪められた駆動ばねの付勢に対抗して設定回転位置に保持されることを可能にするラチェット機構
を備える用量設定手段と、
前記設定用量の量を吐出するために、前記歪められた駆動ばねを解放して前記駆動部材を回転させるように適合された解放手段であって、近位の初期位置と作動された遠位の解放位置との間で前記ハウジングに対して軸方向に可動である解放部材(290、390)を備える解放手段と
を備え、
前記ばねハウジングは、前記ハウジングに螺旋結合され、前記ばねが、前記ばねハウジングに対して接線力を作用させ、そうすることで前記ばねハウジングを近位方向に付勢し、
前記ばねハウジングは、作動されると、近位側に向けられた付勢力を前記解放部材に対して作用させ、
前記ばねハウジングは、遠位側に向けられた力が前記解放部材に対して作用されると、前記遠位方向へ螺旋状に動かされることが可能である、薬剤送達装置。 - 前記解放部材は、前記駆動部材に対して軸方向に固定されている、請求項1に記載の薬剤送達装置。
- 前記用量設定部材(280)は、設定用量を減少させるために反対の第2の方向に回転するように適合されている、請求項1または2に記載の薬剤送達装置。
- 前記ラチェット機構は、前記第1の方向および前記第2の方向の両方に調整されることが可能である、請求項3に記載の薬剤送達装置。
- 前記ラチェット機構は、設定用量が減らされるのを可能にする二方向ラチェット機構の形態である、請求項4に記載の薬剤送達装置。
- 前記ラチェット機構は、設定用量が減らされるのを可能にする解放可能一方向ラチェット機構の形態である、請求項4に記載の薬剤送達装置。
- 前記ばねハウジング(250)は、対応する傾斜したスロット(209)に受容された突起(259)によって前記ハウジングに螺旋結合される、請求項1から6のいずれか一項に記載の薬剤送達装置。
- 前記スロットは前記ハウジングに形成される、請求項7に記載の薬剤送達装置。
- 前記ばねハウジング(350)は、
前記ハウジング(301)から延びる近位方向に開いた傾斜したスロット(309)と、
前記ハウジングから延び、前記傾斜したスロットに摺動係合するように適合された、遠位方向に延びる傾斜したフィンガ(359)と
によって、前記ハウジング(301)に螺旋結合される、請求項1から6のいずれか一項に記載の薬剤送達装置。 - 前記ばね(255)が予め引っ張られている、請求項1から9のいずれか一項に記載の薬剤送達装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15165735 | 2015-04-29 | ||
EP15165735.0 | 2015-04-29 | ||
PCT/EP2016/059627 WO2016174213A1 (en) | 2015-04-29 | 2016-04-29 | Drug delivery device with spring mechanism |
Publications (2)
Publication Number | Publication Date |
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JP2018514303A true JP2018514303A (ja) | 2018-06-07 |
JP6932644B2 JP6932644B2 (ja) | 2021-09-08 |
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Application Number | Title | Priority Date | Filing Date |
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JP2017556599A Active JP6932644B2 (ja) | 2015-04-29 | 2016-04-29 | ばね機構を有する薬剤送達装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10441722B2 (ja) |
EP (1) | EP3288613B1 (ja) |
JP (1) | JP6932644B2 (ja) |
CN (1) | CN107530499B (ja) |
WO (1) | WO2016174213A1 (ja) |
Cited By (1)
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JP2023512996A (ja) * | 2020-11-03 | 2023-03-30 | プンリム ファーマテック インコーポレイテッド | ドーズダイヤル内に配されたボタンプレートを通じて注入ボタンの安定した動作構造を有する薬物投入調節装置 |
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CN110869076A (zh) * | 2017-06-27 | 2020-03-06 | 诺和诺德股份有限公司 | 扭力弹簧驱动式注射装置 |
US20230001101A1 (en) * | 2019-12-18 | 2023-01-05 | Novo Nordisk A/S | Fixed dose injection device |
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- 2016-04-29 US US15/568,574 patent/US10441722B2/en active Active
- 2016-04-29 WO PCT/EP2016/059627 patent/WO2016174213A1/en active Application Filing
- 2016-04-29 EP EP16723677.7A patent/EP3288613B1/en active Active
- 2016-04-29 JP JP2017556599A patent/JP6932644B2/ja active Active
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2023512996A (ja) * | 2020-11-03 | 2023-03-30 | プンリム ファーマテック インコーポレイテッド | ドーズダイヤル内に配されたボタンプレートを通じて注入ボタンの安定した動作構造を有する薬物投入調節装置 |
JP7338069B2 (ja) | 2020-11-03 | 2023-09-04 | プンリム ファーマテック インコーポレイテッド | ドーズダイヤル内に配されたボタンプレートを通じて注入ボタンの安定した動作構造を有する薬物投入調節装置 |
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US10441722B2 (en) | 2019-10-15 |
EP3288613A1 (en) | 2018-03-07 |
JP6932644B2 (ja) | 2021-09-08 |
CN107530499A (zh) | 2018-01-02 |
US20180154087A1 (en) | 2018-06-07 |
WO2016174213A1 (en) | 2016-11-03 |
EP3288613B1 (en) | 2021-12-08 |
CN107530499B (zh) | 2020-07-14 |
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