YY/T 0865-2011 in English

This standard provides guidelines for the measurement and characterization of ultrasonic fields used in medical applications operating at frequencies below 40 MHz. It outlines the procedures necessary to accurately assess the physical properties of these ultrasonic fields, ensuring consistency and reliability in their evaluation. The document specifies the methods for determining key parameters such as intensity, spatial distribution, and temporal characteristics. It also includes requirements for the calibration and performance of the equipment used in the measurement process. The standard is structured to support both the development and the application of ultrasonic devices in medical settings, ensuring that the measurements are conducted in a standardized manner. The content is intended for use by manufacturers, regulatory bodies, and professionals involved in the testing and validation of ultrasonic systems.