Objective:To investigate the value of Doppler tissue imaging(DTI)in assessing wall motions of swine by observe the changes of velocities of wall motion in different status.

• 目的 :利用多普勒组织显像技术 (DTI)评价家猪在制备急性冬眠心肌 (AHM)模型前后室壁运动的变化情况 ,分析 DTI技术评价室壁运动的价值。