最新激光在眼科(60)幻灯片.ppt

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1、激光在眼科(60)Dr.AjayDudaniDr.VinodGoyelSURYAEYETECHMulund,MumbaiISO9001:2000CertifiedSURYAZENEYECENTREKhar,MumbaiWhatisLASER?L-LightA-AmplificationbyS-StimulatedE-EmissionofR-RadiationSURYAModesofOperationModedependsonLasermaterial&ModeofexcitationofmaterialTwomodes-Cont

2、inuouswaveoperationConventionalpulsedoperation-Qswitched-modelockedSURYADeliverySystemsTranspupillary-Slitlamp-LaserIndirectOphthalmoscopyTransscleral-Contact-NoncontactEndophotocoagulationSURYASURYARadiationWavelengths193nm-Excimer(Cornea)488-514nm-Argon(Retina)694.

3、3nm-Ruby780-840nm-Diode1064nm-NdYag(Capsule)10,600nm-Carbondioxide(Skin)SURYAUsesDiagnosticTherapeuticSURYADiagnosticUsesLaserFluorescenceSpectroscopyScanningLaserOphthalmoscopyLaserInterferometryFundusFluoresceinAngiographyFfaPICSURYATherapeuticUsesWidelyUsed-Extra-

4、ocularadnexaeAnteriorSegmentPosteriorSegmentSURYAi.Removaloflidmassesii.Orbitotomiesiii.Blepharoplasty,Aesthetics(smoothenwrinkles)iv.Capillaryhemangioma,PortwinestainTherapeuticUsesA.ExtraocularAdnexaeSURYAB.AnteriorSegmenti.LASIK,PRK,PTKTherapeuticUsesSURYAWhatisLA

5、SIK?TherapeuticUsesSURYASuitablefor2to9DioptresofRef.ErrorOPDProcedure5minutespereyeLASIKTherapeuticUsesSURYASuctionRingMicrokeratomeFlapRemovedLASIKTherapeuticUsesSURYALASIKFlapReplacedPost-Op.B.AnteriorSegmentTherapeuticUsesii.Conjunctival/CornealGrowths,Neovascula

6、rizationiii.CyclophotocoagulationSURYATherapeuticUsesB.AnteriorSegmentSURYAWhatisGlaucoma?TherapeuticUsesSURYAiv.Reopenfailedfilteringblebsv.Iridoplasty,Gonioplastyvi.Iriscyst,PupilloplastyTherapeuticUsesB.AnteriorSegmentSURYAvii.PosteriorCapsularOpacificationTherape

7、uticUsesB.AnteriorSegmentSURYATherapeuticUsesC.PosteriorSegmentSURYAWhatisDiabeticRetinopathy?TherapeuticUsesSURYAWhatisDiabeticRetinopathy?TherapeuticUsesSURYAWhatisDiabeticRetinopathy?TherapeuticUsesSURYAWhatisDiabeticRetinopathy?TherapeuticUsesSURYAWhatisDiabeticR

8、etinopathy?TherapeuticUsesSURYAWhatisDiabeticRetinopathy?TherapeuticUsesSURYAWhatisDiabeticRetinopathy?TherapeuticUsesSURYASeverity