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Module 27: Air Polishing for Biofilm Management and Stain Removal (air…
Module 27: Air Polishing for Biofilm Management and Stain Removal
Biofilm Management
nonsurgical periodontal therapy -
control the bacterial challenge to the patient
air polishing
uses combination of abrasive powder with water and compressed air
sodium bicarbonate powder
conventional
supragingival
never used subginigival
glycine-based powder
subgingival
fine
80% less abrasive
iatrogenic facial emphysema
rare condition that results from accidental introduction and collection of air in soft tissues of the face from the use of pressurized air in dental procedure
aerosol
small droplet usually 5 micrometer or less in diameter
PPE
mask with high bacterial filtration efficiency - filters out 98% of particles that are three microns or larger in size
technique
3-5 mm away from the tooth surface
angle between nozzle and tooth between 30-60 degrees
circular pattern over coronal tooth surface for 1 to 10 seconds