Restorations/Molar classification

• Pit and fissures on occlusal surfaces of molar and premolars
• Ex. B, O, L

• Mesial Distal n Occlusal surfaces of premolars and molars
• Ex. MO, DO and MOD

• Mesial or Distal surfaces of incisors and canines
• Ex MF, ML DF and DL

• Mesial or distal surface including the incisal edge
• Ex MIFL DIFL

• Gingival third of facial or lingual surface
• Ex B F

Incisal edge of anterior teeth and occlusal cusps

Class I occlusion

Class II occlusion

Class III occlusion

Class I caries

Class II caries

Class III caries

Class IV caries

Class V caries

Class VI caries

Mesiobuccal cusps of the maxillary first molar is in the buccal groove of the mandibular first molar

Distobuccal cusps of the maxillary first molar is in the mandibular buccal groove

The maxillary first molar is completely distal to the landmarks of the mandibular first molar