During the last 60 years, uterine EMGs have been extensively investigated at the cell and tissue levels, at whole-organ myometrial and abdominal levels.

• 虽然已有少数国内外的学者在细胞、肌肉和腹壁等不同层次上进行了子宫肌电信号的研究,但都没有对子宫肌电与子宫收缩一致性以及宫缩极性间的关系进行研究。