Patent ID: 8672885
Filing Date: 2014-03-18
Classification: A61M

Abstract:
1. A dispensing device for dispensing medicaments to a patient comprising: (a) a supporting structure; (b) a pre-filled collapsible container having a continuous wall formed of a single material carried by said supporting structure, said collapsible container comprising an hermetically sealed reservoir, including an accordion-like member, said hermetically sealed reservoir having an outlet port and including sealing means for sealing said outlet port, said sealing means comprising a nipple connected to said accordion-like member, said nipple having a severable tip portion; (c) stored energy means carried by said supporting structure and operably associated with said collapsible reservoir for collapsing said collapsible reservoir to expel fluid therefrom; (d) an administration set, including an administration line interconnected with said outlet of said collapsible reservoir; and (e) fluid flow control means carried by said supporting structure for controlling fluid flow from said collapsible reservoir toward said administration set, said fluid flow control means comprising rate control means carried by said supporting structure for controlling the rate of fluid flow from said collapsible reservoir toward said administration set and operating means carried by said supporting structure for controlling fluid flow between said collapsible container and said rate control means, said operating means comprising an operating shaft rotatably carried by said supporting structure, said operating shaft carrying a knife for severing said tip portion of said nipple.