Page 148 - My FlipBook

ii6 PREPARATION OF CAVITIES

Names of Margins
Mesial
Distal
Buccal
Labial
Margins
Lingual
Incisal
Occlusal
Gingival

Nomenclature of Simple Cavities
Occlusal Cavities Labial, Buccal or Lingual Cavities
'
Mesial Mesial
Distal Distal
Walls Buccal WaUs Gingival
Lingual Occlusal or incisal
Pulpal Axial
Mesio-buccal
Line angles Mesio-lingual Line angles Mesio-axial
(longitudinal) Disto-buccal (longitudinal) Disto-axial
Disto-lingual
I
Mesio-occlusal
Mesio-pulpal Disto-occlusal
Line angles Disto-pulpal Line angles Mesio-gingival
(transverse) Linguo-pulpal (transverse) Disto-gingival
Bucco-pulpal Occluso-axial
Gingivo-axial
Mesio-occlusal
Cavo-surface Disto-occlusal Cavo-surface Based on the same
angles B.ucco-occlusal angles rule as for occlu-
Linguo-occlusal sal cavities
Mesio-bucco-pulpal Mesio-axio-gingival
Point angles Disto-bucco-pulpal Point angles Disto-axio-gingival
Mesio-linguo-pu^pal Mesio-axio-occlusal
Disto-linguo-pulpal Disto-axio-occlusal
Mesial Mesial
Distal Margins Distal
Margins Buccal Gingival
Lingual Occlusal or incisal
Simple cavities on proximal surfaces have the same
number of walls, angles, and margins as those on other axial
surfaces, and are named similarly.
With this basis all cavities, however complex, may be

easily named and described.