41. Today, several ultrasonic toothbrushes simultaneously provide both ultrasound and sonic vibration. 42. The direct drive piezoelectric motor uses continuous ultrasonic vibrations to provide movement. 43. PKD is diagnosed by Ultrasonic scan by a specialist veterinarian. 44. The cleaning solution contains ingredients designed to make ultrasonic cleaning more effective. 45. As tendon tension increases, the intensity of reflected ultrasonic echoes increases. 46. We are involved in many projects concerning various applications of ultrasonic techniques. 47. The bat ultrasonic frequency and range have been reported in different studies. 48. The hospital at that time had ultrasonics , instrumentation and physiological measurement. 49. Ultrasonic transducers convert AC into ultrasound, as well as the reverse.50. Research shows no difference in effectiveness between ultrasonic scalers and hand instruments.
