Proper placement of the axillary roll is under the thorax caudad to the axilla.

腋窝卷正确法，是放腋窝尾端胸廓下。

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.

态中非扩大州,这区域一致那最尾力计坚决 LES 部分内和尾对横隔膜裂缝。