MANDIBULAR MAJOR CONNECTOR
o Upper border 3 mm from gingival
o Lower border 1st step to design

LINGUAL BAR
o Most commonly used
o Lingual bar is short & thick - used in wide lingual sulcus & lingual frenum is low
o However, there are certain cases where we cannot use lingual bar
i. Shallow vestibule
ii. Lingually high frenal attachment
iii. Alveolar ridge resorption
iv. Lingual tori
v. Severe vertical resorption

LINGUAL PLATE
a. Can use in above conditions
b. When teeth are periodontally weak also giving splint effect
c. Need for the addition of one or more anterior teeth
d. When teeth lingually inclined

Q. Lingual plate is long & thin - used in shallow sulcus, high lingual frenum, & for splinting mobile
anterior teeth.

LABIAL BAR