JP2017525507A - 薬物送達デバイス用の皮膚検知システム - Google Patents
薬物送達デバイス用の皮膚検知システム Download PDFInfo
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Abstract
Description
本特許出願は、参照により組み込まれる、2014年8月28日に出願された米国仮特許出願第62/043070号の利益を主張する。
本発明は、皮膚センサシステム及び装置に関する。より具体的には、本発明の実施形態は、薬物送達デバイスのための電気的および電気機械的皮膚センサシステムに関する。本発明はまた、注入可能な注射器のための再使用可能な自動注射デバイスのような、皮膚センサシステムを有する薬物送達デバイス、及びその使用方法にも関する。
本発明は、駆動制御機構への入力として使用することができる電子皮膚センサを組み込んだ薬物送達のための自動注射装置に関する。電子式皮膚センサの状態は、駆動制御機構の機能を有効にする及び/又は無効にするために使用されてもよく、及び/又は駆動制御機構の機能を起動するために用いられてもよい。電子皮膚センサの状態はまた、視覚または可聴状態インジケータを活性化または非活性化するために使用され得る。自動注射装置の構成要素は、反復可能な機能のために構成されている。
Claims (20)
- 薬物送達デバイス用の皮膚検知システムであって、
制御ユニットと、
1つ以上の電極を備える皮膚センサと、を備え、前記皮膚センサは、
(a)皮膚検知に関連する閾値を格納し、
(b)前記1つ以上の電極から1つ以上の検出信号値を受信し、
(c)前記1つ以上の検出信号値を前記閾値と比較し、
(d)前記比較に基づいて、結果信号を前記制御ユニットに送信し、前記結果信号は前記制御ユニットによって使用され、前記結果信号を受信した際にユーザの皮膚表面が前記皮膚センサに実質的に近接しているかどうかを決定する、
皮膚検知システム。 - 前記制御ユニットは、前記1つ以上の電極からそれぞれ受信された前記1つ以上の検知信号が前記閾値以上であることを前記結果信号が示す場合、前記ユーザの前記皮膚表面が前記皮膚センサに実質的に近接していると判断する、
請求項1に記載の皮膚検知システム。 - 前記制御ユニットは、前記判定に基づいて、前記制御ユニットに結合された表示ユニットに、前記ユーザの皮膚表面が前記皮膚センサに実質的に近接していることを示す第1の状態通知を表示させる、
請求項2に記載の皮膚検知システム。 - 前記制御ユニットは、前記1つ以上の電極からそれぞれ受信された前記1つ以上の検知信号が前記閾値以下であることを前記結果信号が示す場合、前記ユーザの前記皮膚表面が前記皮膚センサに実質的に近接していると判断する、
請求項1から3のいずれか一項に記載の皮膚検知システム。 - 前記制御ユニットは、前記判定に基づいて、前記制御ユニットに結合された表示ユニットに、前記ユーザの皮膚表面が前記皮膚センサに実質的に近接していないことを示す第2の状態通知を表示させる、
請求項4に記載の皮膚検知システム。 - 前記制御ユニットは、前記制御ユニットに結合されたカートリッジセンサから受信したカートリッジ状態信号に基づいて、カートリッジの存在の動作状態を決定するようにさらに構成される、
請求項1から5のいずれか一項に記載の皮膚検知システム。 - 前記制御ユニットは、前記制御ユニットに結合されたカートリッジカバーセンサから受け取ったカートリッジカバー状態信号に基づいて、前記カートリッジセンサの前記動作状態の前記決定の後に、カートリッジカバーの別の動作状態を決定するようにさらに構成されている、
請求項1から6のいずれかに記載の皮膚検知システム。 - 前記制御ユニットは、さらに、(a)前記カートリッジ状態信号によって示される前記カートリッジが存在し、(b)前記カートリッジカバー状態信号によって示される前記カートリッジカバーが閉じられ、(c)前記皮膚センサからの前記結果信号を受信した後である、と判定された際に、前記システムの1つ以上の動作を起動するためのユーザプロンプトを前記ユーザに提供するように構成されている、
請求項7に記載の皮膚検知システム。 - 前記制御ユニットは、さらに、前記ユーザプロンプトに応答して前記ユーザから受信された指示に基づいて、前記皮膚表面へと針を注射させるように構成される、
請求項1から8のいずれか一項に記載の皮膚検知システム。 - 前記制御ユニットは、薬物送達プロセス中に前記皮膚検知を監視するようにさらに構成される、請求項1から9のいずれか一項に記載の皮膚検知システム。
- 前記薬物送達プロセス中、前記制御ユニットは、前記1つ以上の検出信号値が電極信号値の変動ウインドウ内にあることを示す前記皮膚センサからの前記結果信号に基づいて、前記皮膚センサが前記皮膚表面に実質的に近接していると判定するように構成される、
請求項10に記載の皮膚検知システム。 - 前記変動ウインドウは、前記皮膚センサに記憶され、前記閾値のパーセンテージとして計算される電極信号値の範囲を含む、
請求項11に記載の皮膚検知システム。 - 前記範囲の値は、前記閾値のパーセンテージによって定められる上限と、前記閾値の別のパーセンテージによって定められる下限とを含む、
請求項12に記載の皮膚検知システム。 - 前記制御ユニットは、前記結果信号が、前記1つ以上の検知信号が少なくとも前記変動ウインドウの下限を下回っていることを示す場合、前記薬物送達プロセスの間に前記皮膚センサが前記皮膚表面に実質的に近接していないと判定する、
請求項13に記載の皮膚検知システム。 - 前記制御ユニットは、前記薬物送達の間に前記皮膚センサが前記皮膚表面に実質的に近接していないという前記判定に基づいて、前記制御ユニットに結合された駆動ユニットに、前記針を前記ユーザの前記皮膚表面から引き戻させる、
請求項14に記載の皮膚検知システム。 - 前記制御ユニットは、前記針の引き戻しに先立ち、前記1つ以上の検知信号が前記変動ウインドウの前記下限値を下回る前に、前記皮膚検知システムを再配置するための誘導メッセージを表示ユニットに表示させる、
請求項15に記載の皮膚検知システム。 - 前記皮膚センサに選択され格納された前記閾値は、(a)管理者によって決定された所定の皮膚検知閾値、及び(b)前記ユーザによって反復的に決定される測定された皮膚検知閾値、で構成されるグループからなる、
請求項1から16のいずれか1項に記載の皮膚検知システム。 - 自動注射装置であって、バレルと、針と、プランジャシールを含むプランジャアセンブリとを含むカートリッジを受け入れるように適合され、当該カートリッジは長手方向軸を画定し、前記AI装置は、
ハウジングと、
前記カートリッジの少なくとも一部を受け入れるように適合されたカートリッジキャリアであって、前記カートリッジの長手方向軸に平行な方向に前記ハウジングに対して移動するように配置された前記カートリッジキャリアと、
前記カートリッジキャリアに対して移動するように配置されたプランジャキャリアと、
前記プランジャキャリアに連結された細長い駆動装置であって、前記プランジャキャリアの前記カートリッジの長手方向軸に平行な方向への移動を提供するように配置された細長い駆動装置と、
モータと、
前記モータを前記細長い駆動装置に連結するトランスミッションアセンブリと、
請求項1から17のいずれか一項に記載の皮膚検知システムと、を備え、
前記制御部は、前記皮膚センサから受信した信号に基づいて前記モータを制御する。 - 前記制御ユニットは、前記針が前記ハウジング内にある第1の位置から前記針が前記ハウジングから遠位に延びる第2の位置まで前記カートリッジを移動させるように前記カートリッジキャリアを制御する、
請求項18に記載のAI装置。 - 皮膚検知に関連する閾値を皮膚センサに格納するステップ、
前記皮膚センサによって、1つ以上の電極からの1つ以上の検知信号を受け取るステップ、
前記1つ以上の検知信号を前記記憶された閾値と比較するステップ、
前記比較に基づいて制御ユニットに結果信号を送信するステップ、及び
前記結果信号を受信すると、ユーザの皮膚表面が前記皮膚センサに実質的に近接しているかどうかを前記制御ユニットによって決定するステップを含む、
請求項1から17のいずれか一項に記載の皮膚検知システムを使用する方法。
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US10561800B2 (en) | 2020-02-18 |
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CA2959159A1 (en) | 2016-03-03 |
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