从顶点至两侧耳点的直线。
结果以过ANS点垂直于两侧颧额点连线的直线为面中线,其正中结构指数和侧方结构指数均值较小。
Results The middle line through ANS and perpendicular to zygomaticofrontal line has less mean of middle structure index and side middle structure index.
让脸上的皮肤放松离开中线沉向耳朵的方向,头两侧的皮肤则沉向地板的方向。
Allow the skin of the face to release away from the midline and fall towards the ears and the floor on either side of the head.
结果:耳垂参考电极有活化现象和伪迹干扰,但波幅高,中线两侧脑波失真较少。
Results: Activation and artifact were occurred in EEG record with earlobe reference electrode, but its wave amplitude was higher and bilateral brain wave of median line was more accurate.
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