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Comparison of two different types of anesthesia needle gauges on injection success

Comparison of Two Different Needle Gauges in Intraligamentary Injection in Mandibular Molar Teeth With Asymptomatic Pulpitis: A Double Blind Randomized Clinical Trial

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
IRCT
Registry ID
IRCT20241226064175N1
Enrollment
100
Registered
2025-01-07
Start date
2025-01-20
Completion date
Unknown
Last updated
2025-02-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

People who have received mandibular block injections and buccal infiltration anesthesia but have pain during access cavity preparation and dentin scaling.

Interventions

Intervention 1: Intervention group: In the first group, intraligamentary injection of 2% lidocaine with 1:80,000 epinephrine (Darupaksh-Iran-Tehran) with a 30 gauge needle tip and 25 millimeter length

Sponsors

Kerman University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: Over 18 years of age They have a mandibular first or second molar that required root canal therapy People who have a history of pain and experience severe and prolonged pain in response to cold testing Systemically, they should be GRADE I, II of the American Society of Anesthesiologists. Patients should be able to identify the type and severity of pain and record it on the desired form.

Exclusion criteria

Exclusion criteria: People with Grade III, IV systemic diseases Irreparable tooth Periodontal problems and gum and bone loss around the tooth in question, along with deep probing pockets Sensitivity and allergy to the anesthetic used Taking painkillers within 12 hours before coming to the faculty for treatment Having a crown on the tooth pregnancy or breastfeeding

Design outcomes

Primary

MeasureTime frame
Pain. Timepoint: VAS will be given to both groups of participants to assess pain at 6, 12, 24, and 48 hours after treatment. The patient will be called back for a re-examination one week after treatment, and the pain level and periodontal probe depth will be recorded. Method of measurement: Visual Analogue Scale (VAS).

Countries

Iran (Islamic Republic of)

Contacts

Public ContactHamed Manouchehrifar

Kerman University of Medical Sciences

hamed_man61@gmail.com+98 34 3212 6025

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026