Thursday, February 10, 2011

maxillary major connector (RPD)



Maxillary Major Connector
Maxillary major connector :

1 ) Palatal Bar (< 8mm)
2 ) Palatal Strap (8mm – 12mm)
3 ) Palatal Plate (>12mm)

Palatal Strap :

1 ) Midpalatal Strap (posterior)
-Tooth Borne RPDs when post teeth is missing

2 ) Anterior palatal strap (horseshoe or U shaped)
-Tooth Borne RPDs when anterior teeth is missing

3 ) Anteroposterior palatal strap
-Tooth borne / tooth-mucosa borne RPDs , when replacement anterior  &  posterior teeth is required

Palatal Plate :

1 ) Modified palatal plate
-Tooth-mucosa borne RPDs

2 ) Complete palatal plate
-Long span bilateral tooth-mucosa borne, with or without anterior tooth replacement.

Palatal Bar :

1 ) Anterio-posterior palatal bar
-Short span class iii application replacing 1 or 2 teeth , on each side of the arch
-Not a 1st choice

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