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CTRI Number  CTRI/2022/04/041809 [Registered on: 12/04/2022] Trial Registered Prospectively
Last Modified On: 08/04/2022
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Medical Device
Other (Specify) [Chemomechanical caries removal agent]  
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   Removal of deep caries with chemical solutions 
Scientific Title of Study   Efficacy Of Chemomechanical Method of Caries Removal Using BRIX- 3000 in vital pulp therapy- A Randomized Controlled Trial. 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Janani Balachandran 
Designation  Reader 
Affiliation  Sree Balaji Dental College and Hospital 
Address  Velachery Rd, VGP Rajesh Nagar, Pallikaranai, Chennai, Tamil Nadu

Chennai
TAMIL NADU
600100
India 
Phone  9941100678  
Fax    
Email  janani.balachandran@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Janani Balachandran 
Designation  Reader 
Affiliation  Sree Balaji Dental College and Hospital 
Address  Velachery Rd, VGP Rajesh Nagar, Pallikaranai, Chennai, Tamil Nadu

Chennai
TAMIL NADU
600100
India 
Phone  9941100678  
Fax    
Email  janani.balachandran@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Janani Balachandran 
Designation  Reader 
Affiliation  Sree Balaji Dental College and Hospital 
Address  Velachery Rd, VGP Rajesh Nagar, Pallikaranai, Chennai, Tamil Nadu

Chennai
TAMIL NADU
600100
India 
Phone  9941100678  
Fax    
Email  janani.balachandran@gmail.com  
 
Source of Monetary or Material Support  
Clinical area, Dr. A.P.J Abdul Kalam Education and Research Center and Super Specialty Dental Clinic,  
nil 
 
Primary Sponsor  
Name  Indian Dental Research Foundation IDA 
Address  Prabhadevi , Mumbai 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 2  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Janani Balachandran  Dr. A.P.J. Abdul Kalam Education & Research Centre and Superspeciality Dental Clinic  Block No. 6, 1st Floor, 386, Sane Guruji Premises,, Opp. Siddhivinayak Temple, Swatantrya Veer Savarkar Marg, Prabhadevi, Mumbai, Maharashtra 400025
Mumbai (Suburban)
MAHARASHTRA 
9941100678

janani.balachandran@gmail.com 
Dr Janani Balachandran  Sree Balaji Dental College and Hospital  Velachery Rd, VGP Rajesh Nagar, Pallikaranai, Chennai, Tamil Nadu 600100
Chennai
TAMIL NADU 
9941100678

janani.balachandran@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 2  
Name of Committee  Approval Status 
Institutional Ethics Committee A.P.J. Abdul Kalam Education & Research Centre and Super speciality Dental Clinic  Approved 
Sree Balaji Dental College and Hospital  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K040||Pulpitis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Chemomechanical preparation using BRIX 3000  After rubber dam isolation, preparation was done with high speed bur just enough to enlarge the diameter of cavity. In case of a wide cavity Brix 3000 was directly applied. Application of the material was done according to the manufacturer’s instructions. The material was applied with a blunt spoon excavator and left for 2 minutes (allowing it to interact with infected dentin). At first, Brix gel was clear, but later on, due to its effect (decomposition of the carious lesion) it turned darker (turbid). The decayed dentin, which became softened (due to the action of the material) was then scraped away using a blunt excavator in a pendulum movement without pressure. If necessary, the procedure was repeated to get healthy dentin until the gel remained clear (without any evidence of darkish colour) indicating that the infected carious lesion was completely removed. Then the cavity was examined by tactile sensation and visual inspection (Banerjee et al., 2000) to assess the complete removal of the carious lesion. 
Comparator Agent  Traditional cavity preparation using high speed carbide bur  After rubber dam isolation caries removal was done using a high speed hand piece (NSK) with a round carbide bur(SS White, Germany). The cavities were then checked using the same criteria that was used with group 1 (G1)to check for the remaining caries.After the completion of caries removal, by either method, cavities were restored according to the depth of the cavity. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  55.00 Year(s)
Gender  Both 
Details  1.Bilateral open carious lesion with dentin involvement
2.Opening should be large enough to allow penetration of a small excavator
3.No proximal caries as evidenced by intra oral periapical radiographs
•Teeth without clinical or radiographic evidence of pulp, furcation or periapical pathology.
 
 
ExclusionCriteria 
Details  1.History of pain and pulp exposure.
2.Presence of sinus opening with pus discharge and radiographic evidence of furcation or periapical pathology.
3.Hypersensitivity to any of the component of BRIX 3000.

 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   On-site computer system 
Blinding/Masking   Participant, Investigator and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
Assessing the pain scores (HP VAS) and time (T) taken for deep caries excavation using chemomechanical method of cavity preparation as compared to conventional method.  HP VAS scale taken after cavity preparation (post procedure). Time taken for the procedure recorded.  
 
Secondary Outcome  
Outcome  TimePoints 
Higher success rates of vital pulp therapy when BRIX 3000 CMCP is used  1, 3 and 6 months post-treatment 
 
Target Sample Size   Total Sample Size="134"
Sample Size from India="134" 
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)   25/04/2022 
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="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)   Closed to Recruitment of Participants 
Recruitment Status of Trial (India)  Not Yet Recruiting 
Publication Details   nil 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary   AIM - The purpose of the current study was to evaluate the efficacy of chemomechanical method of caries removal using BRIX 3000 as compared to conventional caries excavation with burs in vital pulp therapy

METHODOLOGY - The double-blind randomized control trial was conducted on 134 patients who were randomly divided into chemomechanical caries removal with BRIX 3000(Group I - 67 patients) and high-speed bur excavation with aerator (Group II - 67 patients). Time (T) required for cavity preparation and pain perceived by the patients (HP - VAS scores) were recorded. After the final restoration patients were recalled at the end of 1,3 and 6 months for follow-up. During the follow-up recalls the success of pulp capping procedures was recorded by calibrated examiners who evaluated the pulp (Endo frost, Dry Ice) and periapical status (IOPA). The results were statistically analyzed by Independent sample t-test and Mann Whitney U test.

CONCLUSION  - The primary outcome measures suggested more time taken with BRIX 3000 as compared to high-speed burs. however, the patient felt more comfortable and the HP VAS scores are significantly lower for BRIX 3000. This method can eliminate the need for local anesthesia for deep caries excavations.

BRIX 3000 effectively removed only the carious dentin leaving behind sound dentin for remineralization, this will lead to increased success rates achieved in pulp capping procedures. BRIX 3000 is an important aid in this revolution towards minimally invasive dentistry and is an important material in the dental arsenal.
 
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