Flowstar is a compact and digital flowmeter designed for practical, everyday flow studies. The investigation starts automatically when the patient starts voiding. The flow and volume scales can be adjusted and the pre-flow and post-flow time are user selectable. Siroky flow plots can be printed to diagnose normal or obstructed urinary flow in male patients. Measurement and Analysis Uroflowmetry Siroky flow rate nomograms Automatic analysis The Flowstar is a compact and above all very cost-effective system for routine uroflow measurements.