pe Flashcards
Mini Sickle
Two cutting edges, buccal and lingual, supra-gingivally
curved blade, triangular in cross section
pen grasp
Columbia curette 4R-4L colour
red
Columbia curette 4R-4L
2 cutting edges, sub-gingival anywhere in the mouth, limited access to deep pockets
working angulation 70 degrees
calculus in deep pockets, 90 degrees
semi-circular in cross section
Gracey Curette 1-2 colour
grey
Gracey curette 1-2
single cutting edge, sub-gingival scaling, upper and lower anterior teeth
Gracey curette 7-8 colour
green
Gracey curette 7-8
single cutting edge, sub-gingival scaling, buccal and lingual posterior
Gracey curette 11-12 colour
orange
Gracey curette 11-12
single cutting edge, sub-gingival scaling, mesial of posterior
Gracey curette 13-14 colour
blue
Gracey curette 13-14
single cutting edge, subgingival, distal of posterior
Hoe scaler 134-135 colour
yellow
Hoe scaler 134-135
sub and supragingival, buccal and lingual surfaces
Hoe scaler 156-157 colour
red
Hoe scaler 156-157
sub and gingival, mesial and distal
Gracey curette cutting degree
70 degrees
instrument terminal shank 110
What cutting edge is used for gracey curette
LARGER OUTER CURVE, MORE CONVEX
Hoe scaler cutting degree
90 degrees, overlapping strokes
instrument is 100 with shank beveled at 45
Gracey curette 1-2 seating position
upper and lower anterior - upper 11oclock, lower 7oclock
7 oclock position
43-33 labial and lingual
9 oclock position
44-48 LR buccal, 34-38 LL lingual, 14-18 UR buccal
where is 6 o clock located
the px chin
Mini sickle terminal shank and face degrees
90
