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CTRI Number  CTRI/2025/07/091278 [Registered on: 21/07/2025] Trial Registered Prospectively
Last Modified On: 17/07/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Dentistry
Other (Specify) [ new technique of restoration of teeth is compared with the conventional technique]  
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   study to evaluate efficient composite restoration technique  
Scientific Title of Study   Evaluation of bite force between conventional direct composite restoration technique and occlusal stamp technique- a comparative clinical study 
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 Dhanya Joseph Madassery 
Designation  Post Graduate student 
Affiliation  The Oxford Dental College 
Address  Department of Pediatric and Preventive Dentistry The Oxford Dental College Bommanahalli NH 44 Hongasandra Bengaluru Karnataka 560068

Bangalore
KARNATAKA
560068
India 
Phone  8289915515  
Fax    
Email  dhanyarejo14@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Madhusudhan KS 
Designation  Reader 
Affiliation  The Oxford Dental College 
Address  Department of Pediatric and Preventive Dentistry The Oxford Dental College Bommanahalli NH 44 Hongasandra Bengaluru Karnataka 560068

Bangalore
KARNATAKA
560068
India 
Phone  9886035137  
Fax    
Email  sudhannks@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Madhusudhan KS 
Designation  Reader 
Affiliation  The Oxford Dental College 
Address  Department of Pediatric and Preventive Dentistry The Oxford Dental College Bommanahalli NH 44 Hongasandra Bengaluru Karnataka 560068

Bangalore
KARNATAKA
560068
India 
Phone  9886035137  
Fax    
Email  sudhannks@gmail.com  
 
Source of Monetary or Material Support  
The oxford dental college and hospital Bommanahalli, NH 44, Hongasandra, Bengaluru, Karnataka 560068 
 
Primary Sponsor  
Name  Dr Dhanya Joseph Madassery 
Address  The Oxford Dental College Bommanahalli, NH 44, Hongasandra, Bengaluru, Karnataka 560068 
Type of Sponsor  Other [self] 
 
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 Dhanya Joseph Madassery  The Oxford Dental College  Room No.8 Department of Pediatric and Preventive Dentistry The Oxford Dental College Bommanahalli NH 44 Hongasandra Bengaluru Karnataka 560068
Bangalore
KARNATAKA 
08289915515

dhanyarejo14@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  NIL 
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  composite resin restoration   occlusal stamp technique 
Intervention  composite resin restoration for carious lesions  conventional technique 
 
Inclusion Criteria  
Age From  7.00 Year(s)
Age To  14.00 Year(s)
Gender  Both 
Details  1. Children aged between 7years to 14 years.
2. Patients with bilateral class 1 cavity (ICDAS code 2 to 4) on permanent mandibular first molar.
 
 
ExclusionCriteria 
Details  1. Patients with TMJ disorders, craniomandibular dysfunction
2. Patients with intellectual disability
3. Patients with acute pain or abscess
4. Patients with nonocclusion in the posterior region
 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment    
Blinding/Masking    
Primary Outcome  
Outcome  TimePoints 
The occlusal stamp technique is more accurate than the conventional technique  at baseline 
 
Secondary Outcome  
Outcome  TimePoints 
Time required for finishing & polishing in both the techniques   at baseline 
 
Target Sample Size   Total Sample Size="15"
Sample Size from India="15" 
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   N/A 
Date of First Enrollment (India)   17/08/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Applicable only for Completed/Terminated trials 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
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  
Imbalances in occlusal forces due to poor dental restoration result in mal-
aligned teeth and difficulties in speech and mastication.
The main objective is to compare and evaluate the bite force after the fabrication of composite
restorations using occlusal stamp technique and conventional technique.
Initially, bite force of the involved teeth is recorded bilaterally using an occlusal bite force
meter. The first phase of making the occlusal matrix (stamp) involves cleaning and drying of
the occlusal surface. Flowable composite is applied over the occlusal surface and an
applicator tip wet with bonding agent is embedded in the composite and light cured, removed
off the occlusal surface and used as occlusal stamp.
The caries is excavated, cavity prepared, acid etched, bonded, packed with composite. After
the last 1-2mm thick increment of composite resin into the cavity, prior to curing, a Teflon
tape is placed over the increment, the fabricated occlusal stamp is pressed against the surface
to allow the stamp to adapt to the uncured composite. Teflon tape followed by excess
composite is removed and light cured. Prior to finishing and polishing and after polishing, the
occlusal bite force is recorded.
On the contralateral side, composite is restored using conventional technique and bite force
recorded similar to the occlusal stamp technique. The hypothesis of the study is that the occlusal stamp technique will give a better occlusal anatomy than the conventional technique
 
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