Where the various classifications are not used, the following observations are more
likely to be noted and acted upon.
Factors that Make Surgery Less Difficult:
Mesio-angular impaction
Class 1 ramus
Class A depth
Roots 1/3 – 2/3 formed (present in the younger patient)
Fused conical roots
Wide periodontal ligament (present in the younger patient)
Large follicle (present in the younger patient)
Elastic bone (present in the younger patient)
Separated from 2nd molar
Separated from IDN
Soft tissue impaction
Factors that Make Surgery More Difficult:
Disto-angular impaction
Class 3 ramus
Class C depth
Long thin roots (present in the older patient)
Divergent curved roots
Narrow periodontal ligament (present in the older patient)
Thin follicle (present in the older patient)
Dense, inelastic bone (present in the older patient)
Contact with 2nd molar
Close to IDN
Complete bony impaction.
