一般口演 分娩

[96-産婦-045] The head direction to angle of progression ratio: a quantitative parameter for intrapartum evaluation of cephalic malposition

Eriko YANO¹, Takayuki IRIYAMA¹, Seisuke SAYAMA², Naoya AKIBA¹, Mari ICHINOSE¹, Masatake TOSHIMITSU¹, Takahiro SEYAMA¹, Keiichi KUMASAWA¹, Takeshi NAGAMATSU³, Yutaka OSUGA¹ (1.Department of Obstetrics and Gynecology, The University of Tokyo, 2.Department of Obstetrics and Gynecology, Tokyo-Kita Medical Center, 3.Department of Obstetrics and Gynecology, International University of Health and Welfare Narita Hospital)