JP6334628B2 - ダイヤルバックおよび最終投与量制御を備える注射ペン - Google Patents
ダイヤルバックおよび最終投与量制御を備える注射ペン Download PDFInfo
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- JP6334628B2 JP6334628B2 JP2016171691A JP2016171691A JP6334628B2 JP 6334628 B2 JP6334628 B2 JP 6334628B2 JP 2016171691 A JP2016171691 A JP 2016171691A JP 2016171691 A JP2016171691 A JP 2016171691A JP 6334628 B2 JP6334628 B2 JP 6334628B2
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- dose
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- injection
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Images
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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)
Description
Claims (3)
- ハウジング;
前記ハウジングに関して回転可能であって、所望の注射投与量を設定するための投与量設定ノブ;
ねじ山要素を備え、対応するねじ係合によって第1の方向に前進可能な主ねじであって、前記第1の方向は、カートリッジから医薬品を放出する方向である主ねじ;
それらの間の相対的な回転を防止するために前記主ねじに対して回転が固定されるドライバーであって、第1の方向に回転可能であり、前記主ねじを回転させ、および前記主ねじを前記第1の方向に前進させるドライバー;および
それらの間の相対的な回転を防止するために前記ドライバーに対して回転が固定されるセットバック部材;
を含み、
ここで、前記ハウジングは、前記ハウジング内の表面に提供される可撓性の突起をさらに含み、および前記投与量設定ノブは、前記突起を着脱自在に係合し、設定投与量の注射が完了すると前記突起と回転可能に分離して可聴信号を生成する可撓性のタブ要素さらに含むことを特徴とする医薬品注射ペン。 - 前記投与量設定ノブが前記ハウジングに対して回転して所望の注射投与量を設定するとき、前記可撓性のタブ要素は、前記突起の第1のエッジとハウジングの側壁との間を越えて、前記突起を前記側壁から離れて撓ませることを特徴とする請求項1に記載の医薬品注射ペン。
- 前記投与量設定ノブは、投与量を注射するための反対方向、およびこの方向に回転し、前記可撓性のタブ要素は、前記可撓性のタブ要素を半径方向内側に撓ませて、前記突起の第2のエッジを係合し、ここで、前記可撓性のタブ要素が前記突起の端を通過すると、前記可撓性のタブ要素は初期位置に戻り、同時に、注射終了を示す可聴信号を提供することを特徴とする請求項2に記載の医薬品注射ペン。
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