Objective Ultrasound is considered a safe imaging modality and is routinely applied during
early pregnancy. However, reservations are expressed concerning the application of …

Doppler ultrasound is used in obstetrics and gynecology fields to serve as the complement
mode in the standard prenatal scan. It aids in investigating fetus blood flow in expectant …

Diagnostic ultrasound is the gold standard for obstetric scanning and one of the most
important imaging techniques for perinatal and neonatal monitoring and diagnosis …

The elevated surface temperature of diagnostic ultrasound transducers imposes an
important limitation to their safe use in clinical situations. Moreover, particular care should be …

Objectives The present study was aimed at evaluating acoustic outputs during clinical
ultrasound examinations, as expressed by the thermal index (TI) and the mechanical index …

Introduction This paper reports the results of an audit to assess the possible thermal hazard
associated with the clinical use of ultrasound scanners in UK Hospitals for transvaginal …

Diagnostic ultrasound is a form of energy that has the potential for effects in tissues
(bioeffects). The 2 most likely mechanisms are heating and cavitation. The thermal index (TI) …

Technological development has led to significant improvements in ultrasonographic
capabilities in recent years, and this has been accompanied by increases in acoustic output …

Diagnostic ultrasound has been used for many years with a remarkable history of safety
during the standard clinical practice. Introduction of color and pulsed Doppler modes …

Ultrasound bioeffect is discussed from its physical property, ie thermal effect by thermal
index, mechanical effect by mechanical index, and by the output intensity of ultrasound …