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1、位时,其信号通过神经通路到达相应的脑功能区,使之被激活或者抑制,产生镇痛效应。这就为痛觉的共同脑功能网络及特异性的部位辨识区提供了初步证据,也为针刺镇痛的中枢作用机制提供了理论支持。关键词:静息态;脑功能磁共振成像;针刺镇痛;脑功能网络Studyonbrainfunctionalnetworkofacupuncturetreatmentonischioneuralgiabyrestingstate・fMRIYangyong(AcupunctureandMoxibustion&Massage)Directedbyzhouyo
2、ulongAbstractObjective:UsingthefunctionalMagneticResonanceImaging(fMRI)andthenetworkanalysistechniquestoinvestigatethebrainnetworkofpatientswithischioneuralgiaontime,andtoexplorethechangeofbrainfunctionnetwokofacupunctureanalgesia・Accordingtotheconsequence,therela
3、tionshipamongallthenucleusarcanalyzed.Inordertofindthenetworkofpainandacupunctureanalgesia,andtoelucidatethemechanismofcenteractionofischioneuralgia.restingstateMethods:1.10healthysubjectswerescannedbytherestingstatefunctionalMRIinthistrial.Thescanningprocessingin
4、volvesthestructureandtheresting-state(Rl).2.10patientswithischioneuralgiawerescannedtoo.Thescanningprocessinginvolvestheresting-state1(R1),theacupointstimulating(AP)andthercsting-statc2(R2).Imagesanddatasgainedintheworkstationwasanalyzedbythesesoftwares,suchasMRI2
5、.0,FSL,AFNIandsoon.Alldatawereanalyzedwiththeamplitudeoflowfrequencyfluctuations(ALFF).Thescanningprocedureasbelow:afterAP8min6s(R2)Result:1.Theactivatedregionsofrestingstate,comingfrom10healthysubjects,analyzedbyone-samplet-testduringR1wereoccipitallobeonbothside
6、,parietallobeonbothside,middlefrontalgyrus,superiorfrontalgyrus,frontalpoleonbothside.2.Theactivatedregionsofrestingstate,comingfrom10patientswithischioneuralgia,analyzedbyone-samplet-testduringR1wereparacentrallobule,ACC,thalamencephal,occipitallobe(allbothside);
7、theroundofthirdventricle,opticchiasma.PAG,vermisandsoon.3・Afteracupuncturethetheacupointsof"gentong2^ontheleftside,theactivatedregionsanalyzedbyone-samplet-testduringAPwereoccipitallobe,temporallobe,parietallobe,theleftsideofmesencephalic,cerebellum.4.Thepatientsa
8、ctivatedregionsanalyzedbyone-samplet-tcstofR2weretemporallobconbothsidc;thcleftsideofthalamcnccphal,splcniumofcorpuscallosum,opticchiasma,therightsideof