How to See Plaque?
The Latest Technology in Dentistry
Plaque and Calculus Detection
The fluorescence arises because of the presence of porphyritic compound, particularlyprotoporphyrin-IX (PP9)
Light-induced fluorescence: shedding new light on dental biofilms and dental caries
By Professor Laurence J. Walsh and Fardad Shakibaie
According to The University of Queensland School of Dentistry research report, uncleaned plaque in the mouth will induce a fluorescent red light after irradiation with a specific blue light wavelength. So that the uncleaned plaque in the mouth can be easily identified.
As shown in the left figure.
Plaque showing Red Reflections
Scientific Journals and Research Papers
Australasian Dental Practice
INTERNATIONAL JOURNAL OF DENTAL CLINICS
The Open Dentistry Journal
International Journal of Medical Dentistry