Laser dental hard tissue interaction with possible applications (2)
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Dr.Rana T. Jameel Dr.Rana T. Jameel
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Transcript of Laser dental hard tissue interaction with possible applications (2)
Dr.Rana T. JameelDr.Rana T. Jameel
a= Reflectiona= Reflectionb= Scatteringb= Scatteringc=Transmissionc=Transmissiond=Absorptiond=Absorptione=Absorption & e=Absorption & FluorescenceFluorescence
wavelength of laser lightwavelength of laser light type of molecules that made radiated type of molecules that made radiated tissue and /or contained within.tissue and /or contained within.
Cavity preparationCavity preparation
Er:YAG laser (Er:YAG laser (λλ=2.97µm)=2.97µm)
*Absorption *Absorption represents the represents the Photothermal effect oPhotothermal effect of laser f laser
COAGULCOAGULATION BY ATION BY DIODE DIODE LASERLASER
Absorption and fluorescenceAbsorption and fluorescence
DIAGNODentDIAGNODent
QLF QLF
used as a concept in Photo used as a concept in Photo polymerization (curing) of recent polymerization (curing) of recent composite generationcomposite generation. (Tetric Ceram Tetric Ceram and Tetric EvoCeramand Tetric EvoCeram) Diode Diode
laserlaser
Argon Argon laserlaser
FIBER OPTIC FIBER OPTIC TRANSILLUMINATIONTRANSILLUMINATION
surface debridement with Er:YAG surface debridement with Er:YAG laser inlaser in the treatment of the treatment of periimplantitisperiimplantitis
ReflectionReflection :
