Page 16 - My FlipBook

XII THE TECHNICAL PBOCEDUBES IN FILLING TEETH.
NUMBER
Histological Structure of the Teeth in Relation to Cavity
Preparation 100-110
Straight enamel 100
Curled enamel 101, 102
Enamel wall preparation 103
Directions of enamel rods over different portions of crowns of
the teeth 104-108
Recessional lines of the piilpal horns 105-107
Gingival portion of enamel 109
Carious enamel 110
Cavity Preparation 111-292
Brief review of the injuries to the teeth by caries, in relation
to cavity pi*eparation 111-119
Pit and fissure ca\aties Ill, 112, 113
Smooth-surface cavities 114-119

Class 1. Pit and Fissure Cavities 120-153
Instruments used in preparing 120, 121, 122
Small pit cavity in occlusal surface of upper first molar, and
filling 123, 124
Fissured grooves iu occlusal surface of upper first molar, and
filling 125, 126
Salts dialyzed from saliva and crystallized 127
Excavation of deep occlusal cavities in molars 128-137
Split upper molar, with occlusal decays and cavity prepara-
tion 138-141
Occlusal cavities in upper molar, cavity preparation and filling . 142
.
143, 144
Cavity in occlusal of lower molar, and chisel iu position for
beveling cavo-surface angle 145, 146
Buccal pit cavities in upper molars, and fillings 147, 148
Buccal pit cavities in lower molars, and fillings 149, 150
Buccal pit cavity in lower molar, and two plans of preparation 151
152, 153
Class 2. Proximal Cavities in Bicuspids aivtd Molars 154-210
Instrmuents used in preparing .; 154
Conditions in which narrow cavities bucco-lingually may be
used 155-160
Use of the prominent contact 161, 162, 163