Comparison of two methods of intraosseous injection and lower alveolar nerve block in the first mandibular molars with irreversible pulpitis.

Not Applicable

Recruiting

Conditions: Asymptomatic irreversible pulpitis.
Asymptomatic irreversible pulpitis

Registration Number: IRCT20180930041187N1

Lead Sponsor: Shahid Beheshti University of Medical Sciences

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Recruiting

Sex: All

Target Recruitment: 64

Inclusion Criteria

The age of the patient is over 18 years and under the age of 60 years
Patient Satisfaction to enter the study
Patients have the ability to read and understand the consent and sign it
Patients should have at least one first vital mandibular molar without spontaneous pain and positive response to Electrical Pulp Tester and prolonged response to the cold test
The absence of periapical radiolucency or any periapical lesions in radiography
Patients without any systemic diseases
Absence of acute inflammation and advanced periodontal disease at the first mandibular molar and adjacent Molar and premolar teeth and injection area

Exclusion Criteria

History of any cardiovascular disease and high blood pressure
Lactate or pregnant women
Any history of alergy to anesthetic solutions
Using analgesic drugs since 12 hours before the treatment
Mobility more than 0.5 mm
Probing more than 3 mm in mesial and distal
Severe dental pain that needs emergency treatment
Non vital coronal pulp tissue
Teeth with full crown
No lip numbness after the Inferior Alveolar Nerve Block injection
No pulp exposure after removing caries
lack of cooperation or interest of patient to continue the study

Study & Design

Study Type: interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Success of the Anesthesia. Timepoint: After the Injection and during root canal therapy (RCT). Method of measurement: Vitality pulp test (Electrical pulp tester and endo ice) before RCT and questioning from patients during RCT.;Pain during injection. Timepoint: During injection of Anesthetic solution and immediately after completion of injection. Method of measurement: Heft-parker visual Analogue Scale.;Pain. Timepoint: Before injection (during vital pulp tests), after injection (during the evaluation of anesthesia success). Method of measurement: Heft-parker visual Analogue Scale.;Pulse. Timepoint: Before injection , after injection. Method of measurement: Pulse-oximeter.;Onset of Anesthesia. Timepoint: After the injection with 1-minute intervals for a period of 15 minutes. Method of measurement: Vitality pulp test (pulp tester and endo ice).;Duration of Anesthesia. Timepoint: From the beginning to the end of the treatment session. Method of measurement: Asking from the patients.

Secondary Outcome Measures