ASA 1 
ASA 2 
Pts have current treatment plan at OHSU for extraction of some or all of remaining teeth and scheduled for delivery of a removable appliance post extraction 
Teeth used are able to be isolated with rubber dam 
Understand and sign consent form 

NCT00806273_inc_T1
Condition
ASA 1
NCT00806273_inc_T2
Condition
ASA 2
NCT00806273_inc_T3
Observation
treatment plan at OHSU
NCT00806273_inc_T4
Mood
scheduled for