초록 ▼

An apparatus for delivering medicaments to a patient which include a fluid dispensing device and a novel cooperating reservoir fill assembly which can be easily and quickly connected to the fluid dispensing device. The fluid dispensing device uniquely includes an elastomeric bladder stored energy ty

An apparatus for delivering medicaments to a patient which include a fluid dispensing device and a novel cooperating reservoir fill assembly which can be easily and quickly connected to the fluid dispensing device. The fluid dispensing device uniquely includes an elastomeric bladder stored energy type infusion means which can be used for delivering a wide variety of medicaments such as drugs, medicaments, bilogical agents, or other therapeutic agents at a substantially constant rate.

대표청구항 ▼

[ I claim:] [1.] An apparatus for use in infusing medicinal fluid into a patient at a controlled rate comprising:(a) a fluid dispenser comprising:(i) an elongate housing having walls defining an internal chamber;(ii) a support connected to said housing, said support being disposed within said intern

[ I claim:] [1.] An apparatus for use in infusing medicinal fluid into a patient at a controlled rate comprising:(a) a fluid dispenser comprising:(i) an elongate housing having walls defining an internal chamber;(ii) a support connected to said housing, said support being disposed within said internal chamber and having a dispenser connector and a fluid inlet and a fluid outlet; and(iii) an elongate tubular shaped elastomeric member connected proximate its ends to said support, said elastomeric member having a central portion disposed within said internal chamber of said housing and overlaying said fluid inlet and said fluid outlet of said support, said central portion of said elastomeric member being distendable by fluid flowing through said fluid inlet of said support from a first position in proximity with said support to a second position; and(b) a reservoir fill assembly interconnectable with said fluid dispenser for filling said fluid reservoir thereof, said reservoir fill assembly comprising:(i) a container subassembly including a container having a fluid chamber; closure means for sealably closing said first open end of said container; and a plunger movable relative to said container from a first location to a second, spaced-apart location;(ii) an adapter subassembly comprising a hollow housing having a first open end for receiving a part of said container of said container assembly and a second end, said hollow housing further including an adapter connector mateably interconnectable with said dispenser connector for removably interconnecting said adapter subassembly with said fluid dispenser; and(iii) an adapter sleeve interconnectable with said adapter subassembly for movement between first and second positions, said adapter sleeve including pusher means for engagement with said plunger of said container subassembly to move said plunger between said first and second locations upon movement of said adapter sleeve toward said second position.