How to take clear four-dimensional color ultrasound pictures Four-dimensional color ultrasound examination is an important examination item in modern medicine and plays a vital role in the health of mothers and fetuses. In order to obtain clear four-dimensional color ultrasound pictures, you need to pay attention to the following aspects. 1. Reasonably adjust equipment parameters. First of all, reasonable adjustment of equipment parameters is the key to taking clear four-dimensional color ultrasound pictures. The brightness, contrast, hue and other parameters of the device have a direct impact on the clarity of the picture. Before shooting, reasonable parameter adjustments should be made based on factors such as the examination site, gestational age, and fetal weight to ensure that