NEUTRAL ZONE RECORDING IN COMPLETE DENTURE PATIENTS IS IMPORTANT FOR TEETH ARRANGEMENT

1. NEUTRAL ZONE RECORDING

2. WHAT IS NEUTRAL ZONE ?
The neutral zone is defined as the potential space between
the lips and cheeks on one side, and the tongue on the other;
that area or position where the forces between the tongue
and cheeks or lips are equal.
 The forces of the tongue pressing outward are neutralized
by forces of the cheeks and lips pressing inward.

9. NEUTRAL ZONE TECHNIQUE
PRE-OPERATIVE
PRIMARY IMPRESSIONS
FINAL IMPRESSIONS

10. PATIENT PERFORMING FUNCTIONAL MOVEMENTS
NEUTRAL ZONE RECORDED
INDEX AROUND
RECORDED NEUTRAL
ZONE
WAX RIM
FABRICATED
ACCORDING TO THE
INDEX
MANDIBULAR TEETH
ARRANGEMENT
ACCORDING TO THE
INDEX

11. WAXED UP TRIAL DENTURES POST OPERATIVE
DENTURE INSERTION: MAXIMUM
INTERCUSPATION