Mini-Doppler Flow 404 image courtesy of Gammex.
September 24, 2015 — The Mini-Doppler Flow 404 from Gammex tests both Doppler and B-mode ultrasound systems in a single unit, and is ideal for cardiology, musculoskeletal and breast applications. A precision pulsatile flow mode allows reliable system velocity tests, while Gammex’s HE Gel helps ensure all transducers and system settings are fully tested across the entire frequency range from 2 to 18 MHz. The entire unit can go from storage to use in under 10 seconds.
For more information: www.gammex.com
January 23, 2026 
