关键词: 分娩；体位；第二产程；母儿结局

Abstract: This review of evidences for different birth positions during the second stage of labor included classification of birth positions, application actuality and the impacts of different birth positions on maternal and neonatal outcomes. Different birth positions had their own advantages and disadvantages. Therefore, midwives should help women choose appropriate birth positions according to the maternal well-being, fetal well-being and progress of labor for an improved maternity care and a qualified puerpera-centered midwifery.

Key words: birth; position; second stage of labor; maternal and neonatal outcomes