DRIVE MECHANISM FOR DRUG DELIVERY PUMPS WITH INTEGRATED STATUS INDICATION

To provide a drug pump drive mechanism and a drug pump.SOLUTION: A drug pump drive mechanism for use in cooperation with a drug container including a plunger seal and a power control system comprises: a drive housing defining an axis; a piston disposed for movement from at least a retracted first po...

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Bibliographische Detailangaben
Hauptverfasser: NICHOLAS J CICCARELLI, CHRISTOPHER EDWARD HATCH, KEVIN BOKELMAN, JOHN C LOVE, RYAN M AGARD, PAUL F BENTE IV, SEAN M O'CONNOR, IAN B HANSON
Format: Patent
Sprache:eng ; jpn
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Beschreibung
Zusammenfassung:To provide a drug pump drive mechanism and a drug pump.SOLUTION: A drug pump drive mechanism for use in cooperation with a drug container including a plunger seal and a power control system comprises: a drive housing defining an axis; a piston disposed for movement from at least a retracted first position to an extended second position along the axis; at least one biasing member; a sleeve assembly disposed at least partially within the drive housing; and an end-of-dose indicator.SELECTED DRAWING: Figure 1A 【課題】薬剤ポンプ駆動機構及び薬剤ポンプを提供すること。【解決手段】プランジャ封止材及び電源制御システムを含む薬剤容器と連係して使用するための薬剤ポンプ駆動機構であって、軸を画定する駆動ハウジングと、前記軸に沿って少なくとも引き込まれた第1位置から伸びた第2位置へ移動するように配置されたピストンと、少なくとも一つの付勢部材と、前記駆動ハウジング内に少なくとも一部が配置されたスリーブアセンブリと、用量終了表示器と、を備える。【選択図】図1A