Patent ID: 6355019
Filing Date: 2002-03-12
Classification: A61M

Abstract:
A fluid delivery device for infusing medicinal fluids into a patient at a controlled rate comprising:(a) housing having a fill port and a receiving chamber; (b) stored energy means disposed within said housing for forming a reservoir having an inlet and an outlet, said stored energy means comprising at least one distendable membrane, said membrane being distendable in a manner to establish internal stresses, said stresses tending to move said membrane toward a less distended configuration; and (c) filling means connected to said housing for filling said reservoir, said filling means including: (i) a first filling assembly comprising: a. a container subassembly including a container having a fluid chamber and displacement means movable relative to said fluid for dispensing fluid from said chamber; b. an adapter subassembly comprising a hollow housing for telescopically receiving at least part of said container subassembly and means for moving said displacement means relative to said fluid chamber of said container; and c. advancing means connected to said housing for controllably advancing said adapter subassembly into said receiving chamber of said housing, said advancing means comprising an advancing dial rotatably connected to said housing for movement between first aid second positions; and (ii) a second filling assembly comprising a fluid transport assembly mateable with said fill port.