Objective To automatically measure the Chinese health crowd skin thickness,skin of the echo density and skin sonogram with noninvasive method. Methods Automatically measuring the skin thickness,skin of echo density and ultrasonographic observations,respectively on the forehead,cheek,forearm,opisthenar,palm,abdomen,shank,instep eight different anatomical site from 830 healthy people by 22 MHz high-frequency ultrasound,and recording each data in detail. Results 22 MHz high-frequency ultrasound could clearly s...
【基金】
国家自然科学基金(编号:81361128014)
【更新日期】
2017-10-13
【分类号】
R445.1
【正文快照】
1979年,Alexander et al[1]首次应用脉冲超声检测人类皮肤厚度,引起医学界的关注。早期超声的分辨率只能达到0.2~0.5 mm,不足以分辨皮肤各
层结构。这也是过去超声很少用于皮肤疾病诊断的原因之一。随着超声技术和计算机技术的发展,高频超声应运而生。高频超声是指探头频率在1