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CTRI Number  CTRI/2025/11/097136 [Registered on: 10/11/2025] Trial Registered Prospectively
Last Modified On: 09/11/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Medical Device
Dentistry 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   Post-treatment Pain After Cleaning Root Canals Using Two Different Modern Dental File Systems: A Randomized Study 
Scientific Title of Study   Postoperative Pain Following Glide Path Preparation Using Two NiTi File Systems in Optimum Glide Path 2 (OGP 2) Motion: A Randomized Controlled Trial 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Aswathy Suresh Kumar 
Designation  Postgraduate student  
Affiliation  Goa Dental College and Hospital 
Address  Pg Clinic,Department of Conservative Dentistry and Endodontics (Department No.6), Goa Dental College and Hospital,Edapally- Panvel Highway,Bambolim 403202

North Goa
GOA
403202
India 
Phone  08208736544  
Fax    
Email  aswathy2199@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Marina Fernandes 
Designation  Professor  
Affiliation  Goa Dental College and Hospital 
Address  Pg Clinic,Department of Conservative Dentistry and Endodontics (Department No.6), Goa Dental College and Hospital,Edapally- Panvel Highway,Bambolim 403202

North Goa
GOA
403202
India 
Phone  9049666453  
Fax    
Email  docrmarina@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Aswathy Suresh Kumar 
Designation  Postgraduate student  
Affiliation  Goa Dental College and Hospital 
Address  Pg Clinic,Department of Conservative Dentistry and Endodontics (Department No.6), Goa Dental College and Hospital,Edapally- Panvel Highway,Bambolim 403202

North Goa
GOA
403202
India 
Phone  08208736544  
Fax    
Email  aswathy2199@gmail.com  
 
Source of Monetary or Material Support  
Pg Clinic,Department of Conservative Dentistry and Endodontics (Department No.6), Goa Dental College and Hospital,Edapally- Panvel Highway,Bambolim 403202 
 
Primary Sponsor  
Name  Goa Dental College and Hospital, 
Address  Bambolim, Goa 
Type of Sponsor  Government medical college 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Aswathy Kumar  Goa Dental College and Hospital  Pg Clinic,Department of Conservative Dentistry and Endodontics (Department No.6), Edapally- Panvel Highway,Bambolim 403202
North Goa
GOA 
08208736544

aswathy2199@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Goa Dental College and Hospital Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K041||Necrosis of pulp,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  NiTi File Proglider file used in Optimum Glide Path 2 (OGP 2) motion  Glide path preparation performed using Proglider fileoperated in Optimum Glide Path 2 (OGP 2) motion according to manufacturer’s instructions. Root canal cleaning and shaping followed by standard obturation and postoperative pain assessment at 6, 12, 24, and 48 hours using a Visual Analogue Scale (VAS). 
Comparator Agent  NiTi File VDW Rotate used in Optimum Glide Path 2 (OGP 2) motion  Glide path preparation performed using VDW Rotate operated in Optimum Glide Path 2 (OGP 2) motion according to manufacturer’s instructions. Subsequent steps and postoperative pain assessment identical to intervention group. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  Clinical inclusion criteria
2.No Medical History.
3.Only one tooth per subject included.
4.Asymptomatic maxillary and mandibular first or second molars with necrotic pulp periapical lesions.

Radiographic inclusion criteria
1.Carious lesion involving the pulp space.
2.Periapical rarefaction up to Periapical index score 3 (PAI score 1 to 3)
3.Normal radiographic appearance with healthy supporting tissues.
 
 
ExclusionCriteria 
Details  1.If the #15K-file crossed the apex without resistance or the #08K-file could not reach the working length, the teeth were excluded from the analysis.
2.Presence of acute or chronic apical abscess, acute pain at presentation.
3.Presence of any systematic illness.
4.Presence of swelling, pathological mobility, or sinus tract.
5.History of use of antibiotics in the preceding 7 days.
6.History of allergy to local anaesthetics.
7.Presence of progressive periodontal disease.
8.Pregnant or lactating women.
9.Teeth with calcified, resorbed, or complex canal anatomy, vital pulp, previous endodontic treatment, or deemed unrestorable/severely damaged.
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
Postoperative pain (VAS 0–10) recorded at baseline, 6 hrs, 12 hrs, 24 hrs and 48 hours post-treatment.
 
Baseline: Immediately after treatment

6 hours post-treatment

12 hours post-treatment

24 hours post-treatment

48 hours post-treatment 
 
Secondary Outcome  
Outcome  TimePoints 
1. Analgesic intake (Number of analgesic intake)
2. Flare-ups/abscess formation requiring intervention
3. Procedural mishaps (e.g., instrument separation, ledge)
 
Baseline: Immediately after treatment

6 hours post-treatment

12 hours post-treatment

24 hours post-treatment

48 hours post-treatment 
 
Target Sample Size   Total Sample Size="40"
Sample Size from India="40" 
Final Enrollment numbers achieved (Total)= "Applicable only for Completed/Terminated trials"
Final Enrollment numbers achieved (India)="Applicable only for Completed/Terminated trials" 
Phase of Trial   Phase 4 
Date of First Enrollment (India)   25/11/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  25/11/2025 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="0"
Months="0"
Days="10" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Response - NO
Brief Summary   This randomized clinical trial aims to compare postoperative pain following root canal preparation using Proglider versus VDW Rotate in adults requiring endodontic treatment of multiple rooted teeth. A total of 40 participants will be randomly assigned to one of the two groups. Postoperative pain will be assessed using a visual analogue scale (VAS) immediately after treatment (baseline), and at 6, 12, 24, and 48 hours post-procedure. The study is participant- and outcome-assessor–blinded to reduce bias. 
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