the investigator intended to study the effect of laser versus ultrasonic in activation of irrigation in post operative pain of patients have a symptomatic necrotic teeth
the investigator will choose from patients entering clinic of endodontics in faculty of oral and dental medicine Cairo university who are eligible to the criteria. After the patients is found eligible,the patients will be randomly assigned to either the control (ultrasonic activated irrigation )or to the intervention ( diode laser activated irrigation) treatment done in both in single visit. At the end of treatment, patients will be asked to record post operative pain by NRS .
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
DOUBLE
Enrollment
44
diode laser became the most common and affordable type of laser used in endodontics for many uses , its disinfection effect is an important issue which not discussed in clinical trial before , So this study is assigned to study that
post operative pain
intensity of post operative pain will be measured using a numerical rating (NRS)scale
Time frame: up to 1 week
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