Hand Instruments
What gets refered to by number rather than name?
pliers and forceps
blades on finishing bur are called?
flutes
two types of evacuator types for dental procedure
saliva ejector and HVE
what color are the tank colors?
blue = nitrous oxide
green = oxygen
name of the 5th cusp on molar?
Cusp of Carabelli
instrument formula was developed by?
G.V. Black
When was the air-driven handpiece discovered
1950s
HVE has three main purposes
keep mouth free of saliva, blood, water, and debris
retract tongue and cheek
reduce aerosols from high-speed
type of drug that constircts blood vessels
vasoconstrictor
how often should you change your toothbrush
every 3 months or after a sickness
3 parts to instrument
handle, shank, working end
rpm for high and low?
low= 5,000 to 30,000 rpm
high= 400,000 rpm
3 most common methods of isolation?
cotton rolls
dry angles
dental dam
Smaller the gauge, _____ the needle
Larger the gauge, ______ the needle
thicker; thinner
why does Ms. Jo get her favorite drink from panera?
sip club! unlimited Dr. Pepper :D
Instruments used in restorative and aesthetic dental procedures are classified into what four categories?
examination
hand (manual) cutting
restorative
accessory
parts to a bur
shank, neck, head
how to hold evacuator
thumb-to-nose
pen
hollow center of the injection needle
lumen
sharpest tooth in the mouth
canines
uses for mouth mirror
indirect vision
light reflection
retraction of tongue
tissue protection
what do the color bands on burs represent
grit or coarseness
limited-area vs full-mouth rinsing
limited= when dentist exits mouth during tx
full=pt needs refreshing and before dismissal
When was local anesthesia developed
mid-1800s
how many CEUs needed to renew RDA license and how often?
25 CEUs every two years