The purpose of the study is to evaluate two different ways to administer the numbing solution. One is with a conventional needle and syringe the other method iontophoresis is a machine that supplies a weak current through electrodes that touch your teeth. Both methods use an anesthesia solution to make your teeth numb but the iontophoresis system contains no needle and the delivery device does not penetrate the gum.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
SINGLE
Enrollment
20
Injection of lidocaine as local anesthesia
Injecting Tetracaine Hydrochloride 4% with 0.5% Oxymetazoline to the oral tissue using iontophoresis technique
LSUHSC School of Dentistry
New Orleans, Louisiana, United States
Pain response in the gingiva
Pain response in the gingiva will be recorded as a yes/no after a painful stimulus is applied using a probe on the buccal and palatal soft tissues.
Time frame: Up to 1 hour
Cold pulp test
The pulpal response will be assessed using a cold pulp test as yes/ no response.
Time frame: Up to 1 hour
Pain scale: Visual analog scale
Time frame: Baseline and 2 minutes after delivery of anesthesia.
Beck's anxiety scale
Time frame: Baseline and 2 minutes after delivery of anesthesia.
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