简介：Ourpreviousstudieshavehistomorphologicallyconfirmedthatnanofibrouspoly(3-hydroxybutyrateco-3-hydroxyvalerate)conduitcanbeusedtorepair30-mm-longsciaticnervedefects.However,therepaireffectsonratbehaviorsremainpoorlyunderstood.Inthisstudy,weusednanofibrouspoly(3-hydroxybutyrate-co-3-hydroxyvalerate)conduitandautologoussciaticnervetobridge30-mm-longratsciaticnervegaps.Within4monthsaftersurgery,ratsciaticnervefunctionalrecoverywasevaluatedpermonthbybehavioralanalyses,includingtoeoutangle,toespreadanalysis,walkingtrackanalysis,extensorposturalthrust,swimmingtest,open-fieldanalysisandnociceptivefunction.Resultsshowedthatratsciaticnervefunctionalrecoverywassimilarafternanofibrouspoly(3-hydroxybutyrate-co-3-hydroxyvalerate)conduitandautologousnervegrafting.Thesefindingssuggestthatnanofibrouspoly(3-hydroxybutyrate-co-3-hydroxyvalerate)conduitissuitableinuseforrepairoflong-segmentsciaticnervedefects.

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简介：BACKGROUND:Pattern-visualevokedpotential(PVEP)canreflectthefunctionalstatusofretinalganglialcells(RGC)andvisualcortex,andisanobjectiveexaminationforvisualpathwayfunction.Itisauniquemethodforobjectivelyexaminingtheopticnervefunctionofopticganglioncells.OBJECTIVE:Toobservetheeffectsofnervegrowthfactor(NGF)onPVEFinthetreatmentofopticnervecontusion,evaluatetheclinicalefficacyofNGF,andmakeanefficacycomparisonwithvitaminB12.DESIGN:Arandomlygrouping,controlledobservation.SETTING:DepartmentofOphthalmology,TangshanGongrenHospitalAffiliatedtoHebeiMedicalUniversity.PARTICIPANTS:Fortypatientswithopticnervecontusioncausedbyeyetrauma,whoreceivedthetreatmentintheTangshanWorkerHospitalAffiliatedtoHebeiMedicalUniversitybetweenJanuary2006andJune2007,wererecruitedinthisstudy.Theinvolved40patients,including34malesand6females,wereaged14-59years.TheywereconfirmedtohaveopticnervecontusionbyophthalmologicconsultationcombinedwithhistoryofdiseaseandorbitalCTexamination.Informedconsentsoftreatmentsanddetecteditemswereobtainedfromallthepatients.Thepatientswererandomlydividedinto2groupswith20ineach:NGFgroupandvitaminB12group.METHODS:Conservativetreatmentwasusedinthetwogroups.Inaddition,patientsintheNGFgroupwereintramuscularlyinjectedwithNGFsolution18μg/time,onceaday.ThoseinthevitaminB12groupwereinjectedbythesamemethodwithcommonvitaminB12of500μgcombinedwithvitaminB1of100mg,onceaday.MAINOUTCOMEMEASURES:PVEPexaminationwasconductedinallthepatientsbefore,oneandtwoweeksaftertreatment,andlatencyandamplitudeatP100weredetected.RESULTS:Fortypatientswithopticnervecontusionparticipatedinthefinalanalysis.Beforetreatment,significantdifferencesinthelatencyandamplitudeatP100werenotfoundinpatientsbetweentwogroups(P>0.05).ForeachpatientintheNGF

简介：Abducensnervepalsy(ANP)iscommonlyseeninpatientswithdiabetesmellitus.ThevalidityofacupunctureasatraditionalChinesemedicinemethodinperipheralnerverepairiswellestablished.However,itsefficacyinrandomizedcontrolledtrialsremainsunclear.Herein,wedesignedaprotocolforaprospective,single-center,randomizedcontrolledtrialtoinvestigatetheeffectofintraorbitalelectroacupunctureondiabeticANP.Weplantorecruit60patientswithdiabeticANP,andrandomlydividethemintotreatmentandcontrolgroups.Patientsinbothgroupswillcontinuetheirglucose-loweringtherapy.Aneuralnutritiondrugwillbegiventobothgroupsforsixweeks.Thetreatmentgroupwillalsoreceiveintraorbitalelectroacupuncturetherapy.Wewillassessefficacyoftreatment,eyeballmovement,diplopiadeviationandthelevelsoffastingblood-glucoseandglycosylatedhemoglobinbeforetreatmentat2,4,and6weeksaftertreatment.Theefficacyandrecurrencewillbeinvestigatedduringfollow-up(1monthafterintervention).ThisprotocolwasregisteredatChineseClinicalTrialRegistryon16January2015(ChiCTR-IPR-15005836).ThisstudywasapprovedbytheEthicsCommitteeofFirstAffiliatedHospitalofHarbinMedicalUniversityofChina(approvalnumber:201452).AllprotocolswillbeinaccordancewithDeclarationofHelsinki,formulatedbytheWorldMedicalAssociation.Writteninformedconsentwillbeprovidedbyparticipants.WeenvisagethattheresultsofthisclinicaltrialwillprovideevidenceforpromotingclinicaluseofthisnewtherapyformanagementofANP.