| abstract |
Programmable automatic portable injection / aspiration device and injection cartridges used therewith in drug delivery. The device comprises a chamber (1219) configured to receive a preconditioned disposable medicament cartridge (1217), means (1215) for operating the cartridge, means (1221) for regulating the flow, direction and depth of insertion of the needle, injection of liquid and withdrawal of the needle. Means (1221) for storing data and programming the device are also provided in order to predetermine and vary the flow rates at will, as well as sensors (1233, 1235) and indicators (1211) intended to detect and indicate various flow rates and operating parameters. Means (1232) perform an automatic analysis of the injection site to ensure that it is medically appropriate, and locking means (1229) is intended to prevent accidental discharge of the device. Injection cartridges (1217) adapted to contain and inject drugs with single or multiple constituents, intended for use with the device, for manual use or with mechanical actuators (1203, 1205, 1207) are provided. |