97 patients with head and obstructivedystocia Clinical AnalysisAbstractObjective:Toinvestigatetheheadobstructivedystociaclinicalreasons,toprovideforreasonableandeffectivemeasurestodealwithamorereliable clinical reference methods: the period from March2009 to July 2010 sections97patientswithheadandobstructivedystociamaternalclinicaldatatobearetrospectiveanalysissummarizestheresults:thefirstabnormal factors accounting for 80.41% (78/97, abnormalmaternal birth canal is about 11.34% (11/97, the maternaluterineinertiaisabout5.15%(5/ 97,thegreatchildfactors accounted for about 3.09% (3/97) .78 cases of thefirst bitofabnormalobstructivedystociamaternalin41casesofpersistentoccipitaltransverseposition,approximately52.56%,32casesofpersistentocciputposterior position, Persistent occiput transverse cesareansectionrateisabout48.78%(20/41,approximately41.03%ofpersistentocciputposteriorcesareansectionrate is about 84.38% (27/32, the difference was significant ( P <0.05. Conclusion: Persistent occipital transverse, the1latter closely monitor the production process and the fetalhead reduction can lead to the first bit of obstructive dystocia, the main reason. timely rival obstructive dystocia make more accurate predictions.Keywords: head position, obstructive dystocia,clinical analysisCLC number: R714.4 Document code: BInrecentyearssincetheincidenceofclinicalcesarean section showing an increasing trend, the clinicalnaturalbirth ratehasdeclined,butinactualclinicaldeliveryprocess,the first bit of obstructivedystociastillrelativelycommon1.departmentsintheperiodMarch2009 to July 2010 on the clinical information of 97 cases ofmaternalobstructivedystociainthefirstbittoberetrospectivelyanalyzedandsummarized,inordertoexplore the head obstructive dystocia clinical reasons forthe reasonable and effective measures to deal with a morereliableclinicalreferencenowclinicalanalysissummaryreport is as follows.1MaterialsandMethods1.1GeneralInformationSelectedinMarch2009toJuly 2010,my2department97patientswithheadandobstructivedystocia maternal age of 21 to 34 years old, average age28.3 years,gestationalage38 to42 weeks,71 cases ofprimiparous, 26 cases by the middle; 68 cases of natural childbirth, and about 70.10%, 29 cases of cesarean section, approximately 29.90%.1.2 MethodsAccordingto theclinicalstageof laborcurve2-3,thedesignatedheadof obstructivedystocia for the following aspects: Palace expansionstagnation:Theactiveperiodoftheuteruswithinaspecified time dilation there is a big resistance, duration of more than two hours, symptomatic treatment two hours little effect. fetal head lower stagnation: The fetal head to reduce stagnation in certain parts of durationgreater than 2 hours, symptomatic treatment of two hours of little effect. The second stage of labor, delay:The cervix is​​fully expanded to two hours of the fetus still no delivery.31.3statisticalmethodsTheapplicationofstatisticalanalysisthesoftwareSPSS8.1 oninformationand data for statistical analysis, count data to take the X²test,P<0.05wasconsideredstatisticallysignificant.2results2.197casesofmaternalheadobstructive dystocia related factors and mode of deliveryare shown in Table 1.Obstructive dystocia of the headbit of the 197 casesof maternal factorsassociatedwithmode of delivery cases (%)Share the free papercanbedrawnthroughthe Table 1, the firstbitofobstructivedystociamaternalin97cases,78casesofmaternaldystociabecausefor the first bit of exception,about 80.41%;11abnormalcases ofmaternaldystociareasonforthebirthcanal,about11.34%,5casesofmaternaldystociacauses uterineinertia,about5.15%,three cases of mothers giving birth reasons for the great children, about 3.09%.Comparativeanalysisof headabnormalitiesin2.278casesofheadpositionabnormalobstructive4dystocia maternal and childbirthThefirstbitofabnormalobstructivedystociamaternalin78casesamong41casesofmaternalpersistentocciputtransverseposition,approximately52.56%, 32 cases of maternal pers