Ultrasound is produced by high frequency vibrations beyond the range of human hearing. The frequency of ultrasound is therefore greater than 20,000 hertz. Ultrasound, like audible sounds, is ...

For expectant parents, a baby scan should be a moment of joy, but for some who have used high street clinics, they have been left with trauma. The Society of Radiographers (SoR) has warned that high ...

Abstract: Ultrasonic transit time flow meters are promising for fiscal high-precision energy flow rate measurement of natural gas in subsea applications. For accredited operation, improved control ...

A seven-week ultrasound is not always performed, but it can help confirm the pregnancy and determine the due date. You can usually hear the heartbeat during a seven-week ultrasound. A seven-week ...

A bladder ultrasound helps detect bladder polyps, which might not show symptoms. Some bladder polyps can become cancerous, so doctors may recommend removing them if they are suspicious. Bladder polyps ...