方法应用彩色多普勒、皮温计和临床观察方法监测带蒂皮瓣转移血流变化，提出带蒂皮瓣早期断蒂的客观指标。
Methods The blood supply of transferred pedicle skin flap was observed with colorful Doppler, skin thermometer and clinical observation and give a suggestion about the indication.
目的：应用彩色多普勒技术检测糖尿病兔视网膜血流频谱，旨在探讨糖尿病视网膜病变早期血流变化的特点及其发生机制。
AIM: To detect the flow frequency spectrum of diabetic rabbits with color Doppler imaging (CDI), and evaluate the flow characteristic and occurrence mechanism of early diabetic retinopathy (DR).
目的应用彩色多普勒超声检测妊娠高血压综合征(PIH)孕妇及其胎儿的肾动脉血流变化。
Objective To investigate renal artery hemodynamics of pregnancy induced hypertension (PIH) patients and fetus in various degrees by color Doppler ultrasound.
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