Device for subcutaneous delivery of fluid medicament

An improved device delivers a fluid medicament to the subcutaneous tissue of a user. The device is better suited for patients with Parkinson's Disease and other central nervous system disorders, thanconventional infusion devices. The device can include a reusable part including a drive component (e.g., motor) and control electronics and a reusable part including a medicament reservoir. Medicamentcan be evacuated from the medicament reservoir by a plunger assembly that includes a plunger attached to a lead screw that is rotated by a nut, all within the disposable part. The device can be fluidically coupled with the tissue via a flexible cannula. Various embodiments relate to an improved cannula insertion mechanism that delivers the cannula under a force applied by a spring. Various embodiments relate to improved filling of the device, for example, using a vial adapter and an automated filling station. 一种改进的设备将流体药物输送到使用者的皮下组织。与常规的输注设备相比，该设备更适用于具有帕金森氏病和其他中枢神经系统疾病的患者。该设备可以包括包含驱动部件(例如，马达)和控制电子器件的可重复使用的部分和包含药物储器的可重