Patent ID: 7029465

Claim:
A method of using a therapeutic agent delivery device filter ampoule system to deliver a therapeutic agent, comprising: (a) providing a container comprising a filter ampoule port extending from an exterior wall of the container, an interior wall defining a chamber with an outlet and a channel extending from the chamber through the filter ampoule port, a vial port extending from the exterior wall of the container wherein the interior wall of the container defines a vial port channel extending from the chamber through the vial port, wherein the filter ampoule port is between the outlet and the vial port, a first valve or first pinch-point in the ampoule port channel with a capacity to control introduction of fluids through the filter ampoule port into the chamber, and a second valve or second pinch-point in the chamber between the vial port and the filter ampoule port with a capacity to prevent the mixture of fluids introduced into the chamber through the filter ampoule port and the vial port; (b) providing a filter ampoule system, comprising an ampoule with walls defining a mouth, wherein the ampoule contains a solution comprising a therapeutic agent; and a filter cartridge sealingly connected to the mouth of the ampoule, the filter cartridge comprising a first side having a protrusion defining an input channel, a second side having a connector defining an output channel, wherein the connector is designed to sealingly engage the filter ampoule port of the container, and a filter positioned between the first side and the second side, such that when fluid contained in the ampoule is forced out of the ampoule it passes through the input channel, through the filter, and out the output channel, (c) sealingly engaging the connector of the filter ampoule system and the filter ampoule port; and (d) forcing a first quantity of therapeutic agent out of the ampoule, through the filter cartridge into the chamber through the filter ampoule port channel, and out of the chamber through the outlet.