Patent ID: 7451760
Filing Date: 2008-11-18
Classification: A61B,A61J,A61M,G07F,G16H,Y02A

Abstract:
1. A system for delivery of a drug to a patient comprising: a drug delivery device arranged to deliver a dose of the drug to the patient over a plurality of breaths, the device including a breath analyser which a data carrier onto which the drug delivery device is arranged to place the breath information for a number of drug deliveries; a data analyser arranged to analyze the breath information from the data carrier, and to derive characteristics of the patient's breathing; and a trend generator of analyzing the breath information and the characteristics of the patient's breathing over a number of treatments, wherein the breath information includes a total treatment time, a total inhalation time and a total exhalation time, and wherein the data analyser calculates a total no flow time value by subtracting the total inhalation time and the total exhalation time from the total treatment time.