| abstract |
An automatic programmable portable injection/aspiration device and injection cartridges used therewith are provided for administration of medicaments. The device includes a chamber (1219) configured for the receipt of a prepackaged disposable medicine cartridge (1217), means (1215) for operating the cartridge, means (1221) for controlling the rate, direction and extent of needle insertion, fluid injection, and needle withdrawal. Means (1221) for storing data and for programming the device to predetermine and vary the rates as desired, and sensors (1233, 1235) and indicators (1211) for detecting and indicating various rates and parameters of performance are also provided. Also provided are means (1232) for automatically interrogating an injection site to insure that the site is medically appropriate and locking means (1229) for preventing accidental discharge of the device. Injection cartridges (1217), adapted for storing and injecting single- or multiple-component medicaments are provided for use with the device, or for manual use or with mechanical actuators (1203, 1205, 1207). |