Patent ID: 8123723
Filing Date: 2012-02-28
Classification: A61M

Abstract:
1. A fluid delivery device for dispensing medicaments to a patient comprising: (a) a supporting structure comprising a base assembly and a housing rotatably interconnected with said base assembly; (b) a carriage assembly carried by said base assembly of said supporting structure for movement between a first position and a second position; (c) locking means carried by said supporting structure for locking said carriage assembly in said first position; (d) a unitary pre-filled collapsible container formed in a continuous manner and carried by said carriage assembly, said collapsible container containing the medicaments to be dispensed to the patient and having a continuous, uninterrupted wall formed of a single material, said uninterrupted wall including a bellows-like sidewall, a neck portion connected to said bellows-like side wall, a top wall continuously formed with said bellows-like sidewall and a bottom wall continuously formed with said sidewall, said bottom wall including a cup-shaped portion which, upon the collapse of said collapsible container is disposed in close proximity to said neck portion, said bellows-like sidewall, said top wall and said bottom wall cooperating to form a hermetically sealed reservoir having an outlet port; (e) a stored energy means operably associated with said carriage assembly for moving said carriage assembly between said first and second positions, said stored energy means comprising a plurality of elongated, pre-stressed strips of spring material having a first end and a second end, said first end being interconnected with said carriage assembly; (f) an administration set, including an administration line interconnected with said outlet port of said collapsible reservoir; and (g) fluid flow control means carried by said base assembly of said supporting structure for controlling fluid flow from said collapsible reservoir toward said administration set, said flow control means comprising rate control means for controlling the rate of fluid flow from said collapsible reservoir toward said administration set and further comprising operating means for controlling fluid flow between said collapsible reservoir and said rate control means.