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244··99156156’’’’(n20)(n=20),(0.05),,(70.。%4.5%60.3%9.2%,P0.01),。(0.05)。,(r~0.865。.945,0.05),PET-C02。HR(50140/)MAP(3·4614·6kaP),。:(1);(2)(、PETCO:)();(3)。。20,7,13,30n。20,8,12,328。。(Ivnos3100),2~2.scm,cIm。、HR、MAP、(PETCO:)、(SpOZ)、(jSOZ),,a。:、、,。:、,,pETCOZ4.6kPa6.okPa。,.25.45L·min’·m2,24℃~29℃。(1)(rSO:)(1,2)。(2)MAP,MAP3.4614.63kPa,,MAP.715~21.1k8Pa。(3)HRHR(5o~140/)。,1,76%70%。(4)PETCOZ,PETCO:(r=0.728~0.878,P0.05)。(5),(r=0.865~0.945,P0.01)。(6)Sp02,Spo:,。,SpO:。spoZ(:-0.3445~0.443,P0.05)。*200001195961562451rS02rSOZ(%)27.84.876.86.73.24.3`72.84.2(03℃)07.04.5(03℃)60.39.2“`17.29.7.0.050.01()702,18,。2,,,24%,2(46%)。(8)1,,54%,(NPT32℃)。(9)jSOZSjO:(r=0.543~0.624,P)0.05)。2rS02rSO:(%)73.26.27.92.46“76·1.45.73.8.717.61.8175·O.9170.0n·。“.0.05;(2),,;(3)。60(3013),72.9%3.8%(63%~85%),72.6%.35%(“%~81%)。〔2,3〕。,54%,。,54%;〔,jSO:,,;(4)。。SpO:,〔`〕。(30%70%)。、、,,,。、、PETCOZ,HRMAP。:(1)(、),HirtzDG.Reportofthenationalinstituteofneurologiealdisorderandstrokeworkshiponnearinfraredspee-troseoPy.Pediatries,1993,91:414.SmithDS,LevyWJ,CarterS,etal.Brainvaseularhemoglobinsaturationandlightseatteringinapopulationofvolunteers.Anesthesiology,1992,77(3A):150·SilvayG,KoornR,BueekJ,etal.Useofnoninvasiveeere-braloPtiealspeetroseopyintientsduringeardioPul-monarybypass.AnesthAnalg,1992,74:5292.CroughwellND,FraseoP,BlumenthalJA,etal.Warmingduringeardiopulmonarybypass15assoeiatedwithjugularbulbdesaturation.AnnThoraeSurg,1992,53:827.(:19940110:19940511)24619596516ABSRTACTAessssmentofceerbraloxygenasturationmonitoringanidtcsilniealsignfiieaene.HangYannan,LiuReu,WngXingrui,etalartmentofAnesthesiology,Re。italAfjliatedtoShanghaiSecond4dicalUnivesriyt,Shanghai200001.Cerebraloxygensaturationweremonitoredinopenheartsurgery(n=20)andbrainsurgery(n=20).There-sultsshowedthatanesthetieandsurgiealproeeduresaffeeteerebraloxygensaturationsignifieantly,eerebraloxygensaturationinereasedduringinduetion(p0.05),deereasedfrom70.04.5%to60.39.2%(p0.0)during:e-warningperiodofCPB,inereasedto71.29.7%(P(0.05),afterbypass.eDereasedfro75.09.1%to7011%(P(0.05)affterextubationinbrainsurgiealpatients.ThereweregoodlinearrelationshipbetweeneerebraloxygensaturationandpumpflowrateorpETCOZ(r=0.865~0.945,p0.01or0.05).HR(50~14obpm)andMAp(3.46~14.63kpa)didnotehangeeerabraloxygensaturationsignifieantly.Theeonelusion:①It,sveryimpor-tanttomonitoreerebraloxygensaturationduringanesthesiabeeauseiteanrefleeteerebraloxygenbalanee;②Influ-eneingfaetors:arterialoxygenation,PoTCO:,bodytemperratureandpumpflowrateoreardiaeoutput;③Singiifeantreduetionofeerebraloxygensaturation(54%)indieatedpoorprognosis.KeywordsCerebraloxygensaturationMonitoring`。:=7.44+0.08721(em);9.3+.0063Xc(m)。。、(l),;(2):2c0m、c3m、3mm,,,()o。m,5c0m,km,60、70……20c0m,cm25、24、23、22、21、19、17.5、17、16.5、15.5、15、14、13.5、13、12·5、1c2m,Icm()。15.csm()14c0m,17.csm();(3)。、(1)361,20。,161,110,51;(2),Lveine(1/2+1c2m);(3)23(TZT3),。、(l)98%,96.4%,58.8,5112(Tl),9(T4);(2)。.001。、,。51129,,。,,。,,160cm,15oem,,140~16oem,。,Zem,JLlem。(:19940610:19941104)`,100037