JP2022522171A - 吐出用量を決定するための手段を有する薬剤送達装置 - Google Patents
吐出用量を決定するための手段を有する薬剤送達装置 Download PDFInfo
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Abstract
Description
Claims (15)
- ピストンロッド(10、110)が、基準軸に沿って延在し、かつ用量吐出イベント中に前記基準軸の周りで吐出方向に回転を強制されて、薬剤リザーバ(30、130)からの薬剤の吐出を引き起こし、弾性ラチェット要素(12)が、前記ピストンロッド(10、110)と動作可能に結合されており、かつ所定の用量増分の吐出に応答して弾性変形および回復を含む偏向運動を受け、その偏向運動が、前記ピストンロッド(10、110)の速度変動を引き起こすタイプの薬剤送達装置(1)であって、
-前記ピストンロッド(10、110)と動作可能に結合されており、かつ前記吐出方向の前記ピストンロッド(10、110)の回転に応答して、回転抵抗力に対して前記基準軸の周りを回転するように構成されている、回転子モジュール(50、150)であって、前記用量吐出イベント中に前記ピストンロッド(10、110)によって伝達されるトルクを監視するためのセンサシステム(70、71;170、183;270、183)を備える、回転子モジュール(50、150)を備え、
前記センサシステム(70、71;170、183;270、183)が、前記監視されたトルクから、前記弾性ラチェット要素(12)の前記偏向運動に起因する前記ピストンロッド(10、110)の速度変動の発生を識別するように構成されている、薬剤送達装置(1)。 - 前記センサシステム(70、71;170、183;270、183)によって識別される前記ピストンロッド(10、110)の前記速度変動の発生に関連する情報を通信するための通信インターフェース(72、185、186)をさらに備える、請求項1に記載の薬剤送達装置。
- 前記センサシステム(70、71;170、183;270、183)が、前記ピストンロッド(10、110)の前記識別された速度変動の発生および前記所定の用量増分から薬剤の吐出用量を推定するようにさらに構成されている、請求項2に記載の薬剤送達装置。
- 前記通信インターフェース(72、185、186)が、薬剤の推定される吐出用量を示す視覚的、聴覚的、および触覚的な手段のうちの少なくとも1つを備える、請求項3に記載の薬剤送達装置。
- 前記通信インターフェース(72、185、186)が、外部装置への薬剤の推定される吐出用量の有線または無線送信のための送信インターフェースを備える、請求項3に記載の薬剤送達装置。
- 前記回転子モジュール(50、150)が、前記ピストンロッド(10、110)と、前記用量吐出イベント中に前記ピストンロッド(10、110)によって前記基準軸に沿って変位する前記薬剤リザーバ(30、130)の壁部分との間に配設されている、請求項1~5のいずれかに記載の薬剤送達装置。
- 前記回転子モジュール(50、150)が、放射状に突出したリップ構造体(67、167)を備え、前記回転抵抗力が、前記リップ構造体(67、167)と、前記薬剤リザーバ(30、130)の内面部分との間の摩擦境界面によって提供される、請求項6に記載の薬剤送達装置。
- 前記回転子モジュール(50)が、前記ピストンロッド(10)と回転的にインターロック係合している第1の部分(51)と、前記リップ構造体(67)を備え、かつトルク伝達構造体(61、62、66)によって前記第1の部分と回転的に結合されている第2の部分(65)と、を備え、前記センサシステム(70、71)が、前記トルク伝達構造体(61、62、66)上に配設されたセンサ(70)を備える、請求項7に記載の薬剤送達装置。
- 前記回転子モジュール(50)が、前記第1の部分(51)と前記第2の部分(65)との間に配設された中間部(60)をさらに備え、前記中間部(60)が、前記センサシステム(70、71)および前記トルク伝達構造体(61、62、66)を担持している、請求項8に記載の薬剤送達装置。
- 前記回転子モジュール(150)が、前記ピストンロッド(110)と同心に配設されており、かつ軸方向に延在する部分(151r、251r)を含む、第1の部分(151)と、前記リップ構造体(167)を担持し、かつ前記第1の部分(151)に回転的にロックされている、第2の部分(160)と、を備え、前記ピストンロッド(110)が、前記軸方向に延在する部分(151r、251r)に接線方向の駆動力を加えるように構成された放射状突出部(110a)を備え、前記センサシステム(170、183;270、183)が、前記放射状突出部(110a)と前記軸方向に延在する部分(151r、251r)との間に配設されたセンサ(170、270)を備える、請求項7に記載の薬剤送達装置。
- 前記回転子モジュール(150)が、実質的に前記第1の部分(151)と前記第2の部分(160)との間に配設された中間部(180)をさらに備え、前記中間部(180)が、前記センサシステム(170、183;270、183)を担持し、かつ前記センサ(170、270)が上に配設された軸方向に延在するセンサキャリア(184、284)を備える、請求項10に記載の薬剤送達装置。
- 前記第2の部分(160)が、空洞(164)を形成するカップ形状の壁を備え、前記中間部(180)が、実質的に前記空洞(164)内に配設され、前記軸方向に延在するセンサキャリア(184、284)が、そこから近位に延在する、請求項11に記載の薬剤送達装置。
- 前記センサ(70、170)が、圧電センサである、請求項8~12のいずれかに記載の薬剤送達装置。
- 請求項1~13のいずれかに記載の薬剤送達装置(1)で使用するための回転子モジュール(50、150)。
- ピストンロッドが、用量吐出イベント中に基準軸の周りで回転を強制されて、薬剤の吐出を引き起こし、弾性ラチェット要素が、前記ピストンロッドと動作可能に結合されており、かつ所定の用量増分の吐出に応答して弾性変形および回復を含む偏向運動を受け、その偏向運動が、前記ピストンロッドの速度変動を引き起こし、クリックを生じさせる、薬剤送達装置において前記弾性ラチェット要素によって生成されるクリックを検出する方法であって、
(i)前記用量吐出イベント中に前記ピストンロッドによって伝達されるトルクを監視することと、
(ii)前記監視されたトルクから、前記弾性ラチェット要素の前記偏向運動に起因する前記ピストンロッドの速度変動の発生を識別することと、を含む、方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19159673 | 2019-02-27 | ||
EP19159673.3 | 2019-02-27 | ||
PCT/EP2020/055099 WO2020174031A1 (en) | 2019-02-27 | 2020-02-27 | Drug delivery device with means for determining expelled dose |
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JP2022522171A true JP2022522171A (ja) | 2022-04-14 |
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JP2021549975A Pending JP2022522171A (ja) | 2019-02-27 | 2020-02-27 | 吐出用量を決定するための手段を有する薬剤送達装置 |
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US (1) | US20220134012A1 (ja) |
EP (1) | EP3930797A1 (ja) |
JP (1) | JP2022522171A (ja) |
CN (1) | CN113543825A (ja) |
WO (1) | WO2020174031A1 (ja) |
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GB2611807A (en) * | 2021-10-17 | 2023-04-19 | Owen Mumford Ltd | Plunger |
GB2611808B (en) * | 2021-10-17 | 2024-02-28 | Owen Mumford Ltd | Plunger |
GB2611809B (en) * | 2021-10-17 | 2024-02-28 | Owen Mumford Ltd | Plunger |
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US6277099B1 (en) | 1999-08-06 | 2001-08-21 | Becton, Dickinson And Company | Medication delivery pen |
AU2007228715B2 (en) | 2006-03-20 | 2011-11-17 | Novo Nordisk A/S | Electronic module for mechanical medication delivery devices |
WO2015071354A1 (en) | 2013-11-13 | 2015-05-21 | Novo Nordisk A/S | Drug delivery device with time indicator feature |
EP3381494A1 (en) * | 2017-03-30 | 2018-10-03 | Tecpharma Licensing AG | Monitoring an injection process |
US20190022328A1 (en) * | 2017-07-21 | 2019-01-24 | Verily Life Sciences Llc | Dosage measurement system in a pen button |
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2020
- 2020-02-27 US US17/433,479 patent/US20220134012A1/en active Pending
- 2020-02-27 EP EP20706007.0A patent/EP3930797A1/en active Pending
- 2020-02-27 JP JP2021549975A patent/JP2022522171A/ja active Pending
- 2020-02-27 WO PCT/EP2020/055099 patent/WO2020174031A1/en unknown
- 2020-02-27 CN CN202080017434.6A patent/CN113543825A/zh active Pending
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CN113543825A (zh) | 2021-10-22 |
WO2020174031A1 (en) | 2020-09-03 |
US20220134012A1 (en) | 2022-05-05 |
EP3930797A1 (en) | 2022-01-05 |
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