Comparison of Pain After Root Canal Treatment With and Without Coronal Preflaring in Lower Premolar Teeth Using Two Different File Systems

Comparison Of Post-Operative Pain After Root Canal Treatment With And Without Coronal Preflaring In Mandibular Premolars With Symptomatic Irreversible Pulpitis Using Two Different File Systems: A Randomised Clinical Trial. - NIL

Status

Active, not recruiting

Phases

Phase 2Phase 3

Study type

Interventional

Source

CTRI

Registry ID

CTRI/2026/04/108765

Enrollment

136

Registered

2026-04-20

Start date

Unknown

Completion date

Unknown

Last updated

2026-04-27

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

Conditions

None listed

Interventions

Intervention1: Root canal treatment using coronal preflaring instruments with HyFlex EDM and NeoEndo S NiTi rotary files.: Root canal treatment will be performed using HyFlex EDM and NeoEndo S NiTi ro

followed by standardized procedures including access preparation. working length determination, glide path preparation, cleaning and shaping, irrigation, obturation, and restoration. The procedure wil

Eligibility

Inclusion criteria

Inclusion criteria: 1.Patients with symptomatic irreversible pulpitis without tenderness on percussion in mandibular premolar teeth. 2. Teeth where number 10 K files can reach and fit the Working length. 3. Patients who are able to understand the informed consent form and pain recording scales used in the study

Exclusion criteria

Exclusion criteria: 1. Teeth that are difficult to isolate with rubber dam. 2. Teeth with no occlusal contact. 3. Previously initiated root canal treatment. 4. Teeth with calcified root canaL. 5. Teeth with internal/external root resorption 6. Teeth with multiple root canals. 7. Teeth with crown and/or root fracture. 8. Patients who received analgesics or anti-inflammatory drugs in the last 72 hours and antibiotics for the last 1 week.

Design outcomes

Primary

Measure	Time frame
1. pain 2. analgesic intake 3. periapical extrusionTimepoint: 1.pain - at baseline, 6hrs, 24hrs, 48hrs, 72hrs, 1 week 2. analgesic intake- 6hrs, 24hrs, 48hrs, 72hrs, 1 week 3.periapical extrusion-present or absent after obturation.	—

Secondary

Measure	Time frame
Instrument fractureTimepoint: during the procedure	—

Countries

India

Contacts

Public ContactDr Poonam Bogra

D. A. V. (c) dental college, yamunanagar

poonambogra@yahoo.in9050462962

Outcome results