Methods PAs and AVFs were established in the femoral region of rabbit with microsurgery.Diagnoses of PA and AVF were performed with high quality Doppler uhrasonography.

• 方法 应用显微外科技术，在兔股部的股动脉、股静脉上建立PA，AVF的模型，借助彩色超声诊断系统采集数据，进行研究。