Methods We examined 60 samples of normal diagestive tract using high performance or high frequency intra-cavity color ultrasonic equipments through abdominal area,rectum,vagina and perineum.

• 方法高性能或高频腔内彩超仪,经腹部、直肠、阴道与会阴部,对正常消化管60例220段位进行检测。结果多进路检查相结合探头徐缓加压、体位转动及适量饮水是有效方法。