Introduction And Classification
Removable Partial Denture
In the year 1923 Dr. Edward Kennedy of New York most popular classified partially edentulous arches & not denture.
Class I: Bilateral edentulous areas located posterior to the remaining natural teeth i.e. there are two edentulous spaces located in the posterior region without any teeth posterior to it.
Class II: Unilateral edentulous area located posterior to the remaining natural teeth, i.e. there is single edentulous space located in the posterior region without any teeth present.
Class III: Unilateral edentulous area with natural teeth anterior and posterior to it, i.e. this indicated a single edentulous area which does not cross the midline of the arch with teeth present on both sides.
Class IV; Single, bilateral edentulous area located anterior to the remaining teeth. This is a single edentulous ares, which crosses the midline of the arch, with remaining teeth present only posterior to it.