Patent ID: 8968244
Filing Date: 2015-03-03
Classification: A61M,F16K

Abstract:
1. A drug delivery system comprising: a plurality of drug delivery channels; a plurality of drug vial spikes, each drug vial spike in fluid connection with a respective one of said drug delivery channels; a valve mechanism associated with each drug delivery channel, the valve mechanism arranged to permit or prevent fluid flow through one or more of said drug delivery channels; a patient delivery channel, in selective fluid connection with one or more of said drug delivery channels, the patient delivery channel arranged for connection to a subject; a bubble detector for detecting air bubbles in a flowpath comprising one or more of the plurality of drug delivery channels or the patient delivery channel, and a control unit configured to control the valve mechanism for selectable fluid flow through one or more of the plurality of drug delivery channels, and for controlling said fluid flow in response to detection of air bubbles by the bubble detector.