APLIO 500 TUS-A500 diagnostic ultrasound system
When Continuous Trace method is used as the tracing method on Spectral Doppler in velocity trace measurement, an incorrect value may be displayed in the ultrasound systems and in the ultrasound workstations listed below.
Nationwide Distribution
https://www.accessdata.fda.gov/scripts/ires/index.cfm?Product=Z-2711-2017