Restorative Technique for Class I Amalgam Preparations Flashcards
what is the goal in restorative when talking about the DEJ ( in real teeth)?
obtaining a stain free DEJ
What can we use to protect the pulp?
bases and liners
What does the Desensitizer do?
it cross links dentinal proteins closing any patent tubules
whats the name of the desensitizer we use at LECOM?
E-on desensitizer
why do we use high- copper amalgam?
its less corrosive because it reacts with the tin and reduces the gamma-2 phase.
whats the amalgam name that we use at lecom?
GS-80, its an admixture remember? :)
how long do we triturate for?
8 seconds
how long is the condensing time? carving time? total working time?
condensing- 5.5 min.
carving- 5.5 min.
total- 11 min.
should you start carving before the condensing time is up?
no. if you finish early wait the rest of the 5.5 min.
Why should you over pack amalgam?
to reduce the amount of mercury
whats the name of the tool used to carv?
cleoid-discoid
since the burnisher is shaped like a acorn what will happen when using it to carve the central groove?
it will push amalgam up the side walls of the cusps.
what can you use to lightly brush away extra amalgam around the margins?
moist cotton roll.
while checking occlusion , the contacts of the restoration should be……
light occlusion.
if you do polish the amalgam. how long should you wait after placing it?
24 hours, use slow speed with polishing burs
