Parks Medical Electronics - manufacturing Doppler ultrasound systems since 1961 - serves vascular labs, hospitals, medical clinics, and surgical centers across the USA. Specializing in vascular diagnostic equipment including our flagship Flo-Lab system (trusted for 40+ years) and portable Doppler devices for physicians, surgeons, and specialists. Our ultrasound technology delivers unmatched sensitivity for arterial testing, venous studies, peripheral vascular disease diagnosis, and surgical applications. Products include: Flo-Lab vascular diagnostic systems Portable handheld Dopplers Directional Doppler systems Operating room Doppler equipment Veterinary ultrasound devices. Manufactured in Oregon.