Instrumentation Flashcards
anterior surfaces toward
8-9
anterior surfaces away
11-12
posterior toward
9
posterior away
10-11
what is a balanced instrument
working end centered with handle
simple shank
anterior teeth
complex shank
posterior teeth
long functional shank
subgingival
short functional shank
supragingival
williams probe
mm grooves at 1,2,3,5,7,8,9,10
4 and 6 markings missing to avoid confusion in readings
UNC probe
UNC 12 color coded at 4 and 9mm
UNC 15 color coded at 4, 9, and 14 mm
WHO probe
WHO- world health organization
ball end
goldman fox probe
facial and lingual aspects only
rectangular in cross section
novatech probe
shank with upward and right angled bend to facilitate access to distal surface of molars
plastic probe
color coded probe; each band is 3 mm in length
florida probe
computer assisted probe
constant probing pressure of 15g
EXD5 explorer
17 and 23 ends
orban type exlporer
anterior root surfaces and facial and lingual of posterior teeth
example: TU17 explorer
11/12 type explorer
useful anterior posterior teeth with normal suli or deep periodontal pockets
example ODU 11/12
nevi 1
sickle end:use on coronal surfaces of anterior teeth
disk end: supragingival use on lingual surfaces of anterior teeth
nevi 2
coronal surfaces of posterior teeth
nevi 3
cornonal surfaces of posterior teeth
good for pediatric patients
nevi 4
posterior teeth
removal of medium or large sized deposits
gracey 1/2
anterior teeth all surfaces
gracey 3/4
anterior all surfaces
gracey 5/6
anterior and premolar all surfaces
facial, lingual, mesial surfaces of molars
gracey 7/8
anterior and premolar teeth all surfaces
facial and lingual surfaces of posterior teeth
gracey 9/10
anterior and premolar teeth all surfaces
facial and lingual surfaces of posterior teeth
gracey 11/12
mesial and distal of anteriors
mesial surfaces of posteriors
facial lingual and mesial of posteriors
gracey 13/14
mesial and distal of anteiors
distal of posteriors
gracey 15/16
facial, lingual, and mesial surfaces (mesial most difficult surfaces to reach)
gracey 17/18
distal posteriors
6 Dental contraindications for polishing
lack of stain exposed dentin or cementum restored surfaces newly erupted teeth implant abutments enlarged gingiva
systemic contraindications
communicable disease
susceptibility to infection