中图分类号：R719.3文献标识码：A

    DOI：10.3969/j.issn.1006-1959.2025.14.020 文章编号：1006-1959(2025)14-0107-04

    Abstract：ObjectieTdyteetofevcallatatiolononvicalsopoeaginaldeliveryatendmatealdant outcomesipatientsithduedlaborilatepregancytosUingthedoumbertableetodtotaly4atintsodeet inducedlaborinlatepregacydmitedtoourospiafromJaary2 toecember2erndomlylocatedintootrolgoupndan stdygroupchsistigoftitsloasducdondtetisdceda dilatioluil outcomandincidenceofadverseeactiosrecompaedetweentetwogroupsResultsThecervicalishooreofthetwogrouswashiger thanthat before induction of labor，and thatof the observation group was higher than thatof the control group ( Plt;0.05 ).The time of cervical ripening， thetimfrominductiooflbortolborandteteoftefiststageoflaborintheobservationgoupwereshorterthanthoseinteontrolgroup (P

    晚期妊娠引产(induced laborinlatepregnancy)是指在妊娠晚期仍未出现临产状态，通过引产进行分娩。常规采用药物进行引产，但是需要密切控制滴注速度，如果速度过快可能引起恶心、寒颤等不良反应，增加引产风险，影响引产安全性。宫颈扩张球囊属于机械性物理引产手段，可自然、安全地使宫内扩张，促进宫颈成熟[3；但是宫颈扩张球囊在晚期妊娠引产中的应用效果如何，尚未完全明确，尤其是对患者宫颈Bishop评分、阴道分娩率及母婴结局方面的影响存在争议[4.5] ......