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CTRI Number  CTRI/2025/06/089906 [Registered on: 30/06/2025] Trial Registered Prospectively
Last Modified On: 30/06/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group, Multiple Arm Trial 
Public Title of Study   A Study to Compare Three Types of Dental Crowns in Children with Damaged Permanent molar. 
Scientific Title of Study   Comparative Assessment of Bioflx crown, Composite crown and Stainless steel crown in patient having Molar incisor hypomineralisation: A Randomised 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 Anshula Deshpande 
Designation  Professor 
Affiliation  K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University 
Address  Dept. of Pediatric and Preventive Dentistry,K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University,Piparia,Vadodara

Vadodara
GUJARAT
391760
India 
Phone  7600916400  
Fax    
Email  dranshula@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Anshula Deshpande 
Designation  Professor 
Affiliation  K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University 
Address  Dept. of Pediatric and Preventive Dentistry,K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University,Piparia,Vadodara

Vadodara
GUJARAT
391760
India 
Phone  7600916400  
Fax    
Email  dranshula@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Anshula Deshpande 
Designation  Professor 
Affiliation  K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University 
Address  Dept. of Pediatric and Preventive Dentistry,K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University,Piparia,Vadodara

Vadodara
GUJARAT
391760
India 
Phone  7600916400  
Fax    
Email  dranshula@gmail.com  
 
Source of Monetary or Material Support  
Department of Pediatric and Preventive Dentistry,K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University, Vadodara,391760,Gujarat,India 
 
Primary Sponsor  
Name  Dr Anshula Deshpande 
Address  Department of Pediatric and Preventive Dentistry,K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University, Vadodara,391760,Gujarat,India 
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 Anshula Deshpande  K.M Shah Dental college & Hospital  No. 3,Department of Pediatric and Preventive Dentistry,K.M Shah Dental college & Hospital, Sumandeep Vidyapeeth, Deemed to be University, Vadodara,391760,Gujarat,India
Vadodara
GUJARAT 
7600916400

dranshula@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
SVIEC  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K004||Disturbances in tooth formation,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Group A: Bioflx crown (Kids-e-dental) cemented with GIC Group B: Composite crown (Pedocrown) cemented with flowable composite resin   Group A- Preformed Bioflx crown (Bioflx, Kids-e-dental) used for restoring MIH-affected permanent molars. Tooth is minimally prepared using tapered diamond bur. Crown is contoured using How pliers and cemented with Type I Glass Ionomer Cement (GC Fuji, Japan). Duration of study is 24 months. Group B - Preformed composite resin crown (PedoCrown) placed on permanent molars with MIH. Tooth is prepared using straight fissure and 169L burs. Trial fit is checked before final cementation with flowable composite (3M ESPE Z350).Duration of study is 24 months.  
Comparator Agent  Group C: Stainless Steel Crown (3M ESPE) cemented with GIC  Preformed metal crown (3M ESPE, United States) placed on permanent molars affected by MIH. Tooth is prepared using tapered and 169L burs, followed by trial fitting. Crown is contoured and crimped, then cemented using Type I Glass Ionomer Cement (GC Fuji, Japan). Excess cement is cleaned and occlusion verified. Duration of study is 24 months. 
 
Inclusion Criteria  
Age From  7.00 Year(s)
Age To  14.00 Year(s)
Gender  Both 
Details  1. Children between 7 to 14 years having permanent molars diagnosed with MIH-TNI20 score 2 (MIH with enamel breakdown but without hypersensitivity) & Score 4 (MIH with enamel breakdown and with hypersensitivity)
2. Normal and healthy Co-operative participants.
3. Parents/Guardian who are willing to give a written informed consent and assent by participants will be included in the study.
 
 
ExclusionCriteria 
Details  1. A pathological discrepancy of root resorption
2. Inflammation at the furcation area
3. Permanent teeth having not sufficient crown structure
4. Teeth with root caries
5. Mentally challenged or disabled childrens and children with any type of dentofacial abnormality will be excluded from the study.
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Not Applicable 
Blinding/Masking   Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
Clinical performance of crowns using the Modified United States Public Health Service (USPHS) Criteria   baseline, 6 months, 12 months, 24 months 
 
Secondary Outcome  
Outcome  TimePoints 
To assess and compare the satisfaction levels of parents and children regarding Stainless Steel Crowns, Composite Crowns, and Bioflx Crowns placed on permanent molars affected by MIH.

Parameters Assessed:
Satisfaction will be measured using a structured questionnaire based on a 5-point Likert scale covering:
1. Crown color
2. Crown size and shape
3. Overall appearance
4. Comfort and acceptability (child-specific)
5. General satisfaction with treatment (parent-specific)
 

12 months
24 months 
 
Target Sample Size   Total Sample Size="57"
Sample Size from India="57" 
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 3/ Phase 4 
Date of First Enrollment (India)   14/07/2025 
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="3"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Open to Recruitment 
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 study is a randomized clinical trial designed to compare the clinical performance and patient satisfaction of three different types of dental crowns—Stainless Steel Crown (SSC), Composite Crown, and Bioflx Crown—in children aged 7 to 14 years with Molar-Incisor Hypomineralisation (MIH). A total of 57 teeth will be randomly assigned into three groups. Clinical success will be evaluated using Modified United States Public Health Service (USPHS) criteria, and satisfaction will be assessed through structured questionnaires for parents and children using a 5-point Likert scale. Follow-up evaluations will be conducted at 6, 12, and 24 months post-treatment to determine which crown provides the best outcome in terms of durability, functionality, and esthetics.

 

 
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