学科分类
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2 个结果
  • 简介:目的探讨音乐疗法对眼球摘除术患者睡眠的影响。方法50例眼球摘除术患者(50眼)采用随机数字表法分两组,对照组采用常规睡眠护理,实验组在常规睡眠护理基础上进行音乐疗法。观察两组眼球摘除术患者术后5天睡眠情况。结果实验组于音乐疗法干预后入睡时间、睡眠时间、睡眠质量评分明显优于对照组,有显著性差异(P〈0.01)。两组患者睡眠障碍的发生差异具有显著差异(P〈0.01)。结论音乐疗法能有效提高眼球摘除术患者睡眠质量。

  • 标签: 音乐疗法 眼球摘除术 睡眠
  • 简介:AIM:Todescribethecharacteristicsofmodulationtransferfunction(MTF)ofanteriorcornealsurface,andobtainthethenormalreferencerangeofMTFatdifferentspatialfrequenciesandopticalzonesoftheanteriorcornealsurfaceinmyopes.·METHODS:Fourhundredeyesfrom200patientswereexaminedunderSIRIUScornealtopographysystem.PhoenisanalysissoftwarewasappliedtosimulatetheMTFcurvesofanteriorcornealsurfaceatverticalandhorizontalmeridiansatthe3,4,5,6,7mmopticalzonesofcornea.TheMTFvaluesatspatialfrequenciesof5,10,15,20,25,30,35,40,45,50,55and60cycles/degree(c/d)wereselected.·RESULTS:TheMTFcurveofanteriorcornealsurfacedecreasedrapidlyfromlowtointermediatefrequency(0-15cpd)atvariousopticalzonesofcornea,thevaluedecreasedto0slowlyathigherfrequency(>15cpd).Withtheincreaseoftheopticalzonesofcornea,MTFcurvedecreasedgradually.3)Intherangeof3mm-6mmopticalzonesofthecornea,theMTFvaluesmeasuredathorizontalmeridianweregreaterthanthecorrespondingvaluesathorizontalmeridianofeachspatialfrequency,thedifferencewasstatisticallysignificant(P<0.05).At7mmopticalzonesofcornea,theMTFvaluesmeasuredathorizontalmeridianwerelessthanthecorrespondingvaluesatverticalmeridianat10-60spatialfrequencies(cpd),andthedifferencewasstatisticallysignificantin25,30,35,40,45,50cpd(P<0.05).·CONCLUSION:MTFcanbeusedtodescribetheimagingqualityofopticalsystemsatanteriorcornealsurfaceobjectivelyindetail.

  • 标签: MODULATION TRANSFER FUNCTION OPTICAL quality CORNEA