MAJOR CONNECTORS MAXILLARY MAJOR CONNECTOR MANDIBULAR MAJOR CONNECTOR PALATAL BAR PALATAL STRAP ANTERIOPOSTERIOR BAR FUNCTIONS REQUIRMENTS SPECIAL REQUIREMENTS ANTERIOPOSTERIOR STRAP CPOSED HORSE SHOE HORSESHOE COMPLETE PALATE

1. MAJOR CONNECTORS
Shari S. R

2. 2
FUNCTIONS
It joins the components on one side of the arch with those on the
opposite side.

3. REQUIREMENTS
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• BE RIGID
• PROTECT SOFT TISSUES
• PATIENT COMFORT
• INDIRECT RETENTION
• SELF CLEANSIBLE

4.  MAXILLARY MAJOR CONNECTORS
 Palatal bar
 Palatal strap
 A-P Palatal bar
 Horse shoe
 A-P Palatal strap
 Complete palate
TYPES
• MANDIBULAR MAJOR CONNECTORS
• Lingual bar
• Lingual plate
• Double lingual bar
• Labial bar

5. 5
Maxillary Major Connectors Special Requirements
• Beadlines
• No relief except palatal tori and prominent
median suture

6. PALATAL BAR
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• Narrow,Half oval
• Indicated:
• Short span Class III
• Interim applications
• Bulky
• Little vertical support
Not used Anterior to 2nd Premolar

7. PALATAL STRAP (Most versatile)
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• Wide band of metal with thin cross section.
• Width > 8mm
• Indicated:
• Class II & ClassIII
Papillary Hyperplasia
Not for Class I cases.
Rigidity Support L-beam principle

8. Anterio-Posterior Palatal Bar( Bar + plate)
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• Rigidity
• Less tissue coverage
• L beam
• Circular configuration
Indicated :
• Widely separated anterior & posterior abutments
• When Support is not a major concern
• Interfere phonetics
• Little support
In reduced PDL support cases

9. 9
HORSE SHOE
• Good vertical support
• Indicated:
• Missing several anterior teeth
• Tori case
Flexion on vertical forces
Distal extension cases

10. 10
ANTERIO-POSTERIOR PALATAL STRAP/CLOSED HORSE SHOE
• Good support & rigidity
• Most maxillary partial denture applications
• Each strap should be 8mm width.
Interfere phonetics
• L beam
• Circular configuration

11. COMPLETE PALATE
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• Ultimate Rigidity and support
• Indicated:
• All posterior teeth to be replaced.
• Remaining teeth has less PDL support.
• Minimal ridge height
Papillary hyperplasia

12. CONCLUSION
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13. THANK YOU