Patent ID: 6159180
Filing Date: 2000-12-12
Classification: A61M,Y10S

Abstract:
A device for use in infusing medicinal fluid into a patient at a controlled rate comprising:(a) a reservoir assembly including a base;(b) stored energy means for forming, in conjunction with said base a fluid reservoir having an inlet and an outlet in said stored energy means comprising at least one distendable member superimposed over said base, said member being distendable as a result of pressure imparted by the fluids to be infused, to establish internal stresses, said stresses tending to move said member toward a less distended configuration;(c) fluid delivery means in communication with said outlet of said fluid reservoir for delivering fluid from the device;(d) flow control means disposed intermediate said outlet of said fluid reservoir and said fluid delivery means for controlling the rate of flow of fluid flowing from said fluid delivery means; and(e) closure means connected to said reservoir assembly for supporting therewithin said fluid delivery means.