APPENDIX D
PREVENTIVE DENTISTRY SPECIALIST
POSITIONS AND FINGER RESTS
USED IN SCALING
SUGGESTED
SUGGESTED
MOUTH
SURFACES
AREAS
PDS
FINGER REST
MIRROR
POSITION
Facial and
Maxillary right
9 o'clock
Lingual surfaces
No
proximal
posterior
Maxillary right
Occlusal surfaces of
Lingual
9 o'clock
Yes
posterior
adjacent teeth
All surfaces,
Maxillary
Linguoincisal edges of
8 o'clock
No
sides toward
anterior
adjacent teeth
All surfaces,
Maxillary
Linguoincisal edges of
12 o'clock
Yes
sides away
anterior
adjacent teeth
Facial and
Maxillary left
9 o'clock
Occlusal surfaces
No
proximal
posterior
Facial or occlusal
Maxillary left
Lingual
9 o'clock
Yes
surfaces of maxillary
posterior
teeth
Facial and
Mandibular left
9 o'clock
Occlusal surfaces
No
proximal
posterior
Mandibular left
Occlusal surfaces of
Lingual
9 o'clock
No
posterior
these teeth
Facial and
Mandibular
12 o'clock
Facial surfaces
No
proximal, sides
anterior
away
Facial and
Mandibular
8 o'clock
Lingual surfaces
No
proximal, sides
anterior
toward
Lingual, sides
Mandibular
12 o'clock
Facial surfaces
Yes
away
anterior
Lingual, sides
Mandibular
8 o'clock
Lingual surfaces
Yes
toward
anterior
Facial and
Mandibular
Occlusal surfaces of
9 o'clock
No
proximal
right posterior
these teeth
Mandibular
Occlusal surfaces of
Lingual
9 o'clock
Yes
right posterior
these teeth
End of Appendix D
MD0513
D-1