1.Proper placement of the axillary roll is under the thorax caudad to the axilla.
腋窝卷的正确使用方法,是放在腋窝的端的胸廓下。
2.In the normal nondistended state,this area coincides with the most caudad portion of the manometrically determined LES located within and caudad to the diaphragmatic hiatus.