Beckett & Wilson’s classification

September 1, 2011 | By | Reply More

Beckett & Wilson’s classification

They decided that the following must be considered while determining the proportionate amount of support provided by the teeth & tissue. Tissues includes mucosa and underlying bone.

a)the quality of abutment support.

b)the magnitude of occlusal support.

c)the harmony of the occlusion.

d)the quality of the mucosa &residual ridge.

Class I:

bounded saddle.

abutment teeth qualified to support the denture.

mucosa is not used for support.

Class II:


a)tooth-&- tissue- borne


Class III:

bounded saddle.

abutment teeth not so qualified to support the denture as described in class I.

Wilson in 1957 elaborate the classification as follows:

  • Mandibular Kennedy’s class III should be treated as class I
  • Maxillary Kennedy’s class III should be treated as class I or III

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Category: Dental, Prosthodontics

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