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CTRI Number  CTRI/2024/11/076961 [Registered on: 18/11/2024] Trial Registered Prospectively
Last Modified On: 15/11/2024
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Preventive
Dentistry 
Study Design  Randomized, Parallel Group, Multiple Arm Trial 
Public Title of Study   Laser vs. Traditional Dentistry: A New Approach to Treating Cavities 
Scientific Title of Study   "Deep Caries Management with Er:YAG Laser: A Multifaceted Randomized Controlled Trial Comparing Er Laser Technology with Conventional Methods for Predictive Deep Caries Management in Restorative Dentistry" 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
U1111-1303-5945  UTN 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Sourabh T J 
Designation  Assistant Professor 
Affiliation  government dental college and research institute 
Address  Department of Conservative Dentistry and Endodontics Government Dental College and Research Institute Bengaluru

Bangalore
KARNATAKA
560002
India 
Phone  9886433370  
Fax    
Email  sourabhtorvi@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Kiran Kuamar N 
Designation  Professor & Head 
Affiliation  government dental college and research institute 
Address  Department of Conservative Dentistry and Endodontics Government Dental College and Research Institute Bengaluru


KARNATAKA
560002
India 
Phone  9449588573  
Fax    
Email  sourabhtorvi@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Sourabh T J 
Designation  Assistant Professor 
Affiliation  government dental college and research institute 
Address  Department of Conservative Dentistry and Endodontics Government Dental College and Research Institute Bengaluru


KARNATAKA
560002
India 
Phone  9886433370  
Fax    
Email  sourabhtorvi@gmail.com  
 
Source of Monetary or Material Support  
department of conservative dentistry & ENdodontics, Government dental college & Research institute. 
 
Primary Sponsor  
Name  DrSourabh T J 
Address  department of conservative dentistry and endodontics govt dental college and research institute Bengaluru 
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 sourabh T J  department of conservative dentistry and endodontics  room no 4, government dental college and research institute, Victoria campus, Bengaluru 560002
Bangalore
KARNATAKA 
9886433370

sourabhtorvi@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
institutional ethical committee, government dental college and research institute, Bengaluru  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K025||Dental caries on pit and fissure surface,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Caries Excavation with Conventional Methods  Subgroup A1: Caries Excavation and Biodentine Application on Teeth with No Pulpal Involvement: The carious lesions will be excavated using conventional methods. Following excavation, Biodentine will be applied as a pulp protection material. Subgroup A2: Caries Excavation, Diode Laser Photobiomodulation, and Biodentine Application on Teeth with No Pulpal Involvement: Caries excavation will be performed using conventional methods. Diode laser photobiomodulation will be applied to the excavation site. Biodentine will be applied as a pulp protection material. Subgroup A3: Caries Excavation with Pulpal Exposure and Pulp Capping with Biodentine Application: In cases with pulpal exposure during excavation, the exposed pulp will be capped with Biodentine. Subgroup A4: Caries Excavation with Pulpal Exposure and Direct Pulp Capping with Biodentine and Diode Laser Photobiomodulation: In cases with pulpal exposure during excavation, direct pulp capping will be performed using Biodentine. Diode laser photobiomodulation will be applied in conjunction with Biodentine.  
Intervention  Caries Excavation with Er:YAG Laser  Subgroup B1: Caries Excavation and Biodentine Application on Teeth with No Pulpal Involvement: The carious lesions will be excavated using Er:YAG laser technology. Following excavation, Biodentine will be applied as a pulp protection material. Subgroup B2: Caries Excavation, Diode Laser Photobiomodulation, and Biodentine Application on Teeth with No Pulpal Involvement: Caries excavation will be performed using Er:YAG laser technology. Diode laser photobiomodulation will be applied to the excavation site. Biodentine will be applied as a pulp protection material. Subgroup B3: Caries Excavation with Pulpal Exposure and Pulp Capping with Biodentine Application: In cases with pulpal exposure during excavation, the exposed pulp will be capped with Biodentine. Subgroup B4: Caries Excavation with Pulpal Exposure and Direct Pulp Capping with Biodentine and Diode Laser Photobiomodulation: In cases with pulpal exposure during excavation, direct pulp capping will be performed using Biodentine. Diode laser photobiomodulation will be applied in conjunction with Biodentine.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  40.00 Year(s)
Gender  Both 
Details  1. Participants with at least one deep carious lesion (class I occlusal decay and extending into dentin) in a permanent tooth.
2. Teeth testing normal to sensibility tests (tested with electric pulp tester and cold test)
3. Teeth having no visible changes in the radiograph at the apical area. 
 
ExclusionCriteria 
Details  1. Pregnant or lactating individuals.
2. Individuals with extensive tooth decay requiring endodontic treatment or tooth extraction.
3. Teeth testing abnormal to sensibility tests.
4. Participants with a history of previous laser treatment on the same tooth.
5. Participants with known allergies or hypersensitivity to any of the materials used in the study.
6. Participants with developmental or acquired dental anomalies that may affect the study outcomes.
7. Participants with severe periodontal disease, active oral infections, or conditions affecting the oral mucosa.
8. Individuals with systemic health conditions or immunocompromised status that may affect the study outcomes.
9. Participants unable to provide informed consent or understand the study requirements due to language barriers, cognitive impairments, or any other reasons.
10. Individuals with a history of any medical or dental conditions that could interfere with the success of dental restorations.
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
1. Effects of Er
laser on cariogenic microorganisms and microbial load
Primary Outcome: Reduction in cariogenic microorganisms (e.g., Streptococcus mutans counts, overall microbial load within the cavity).
2. Comparison of patient experiences and assessments between Er
laser and rotary bur
Primary Outcome: Patient comfort (measured via Visual Analog Scale (VAS) for pain), procedure acceptability, and time required for caries excavation.
3. Longevity and clinical outcomes of restorations
Primary Outcome: Restoration success rate (no secondary caries, integrity of the restoration).
4. Outcome for successful direct pulp capping using Er
laser vs. conventional methods
Primary Outcome: Pulp vitality and successful healing (assessed via clinical and radiographic signs of pulp health).
5. Effects of photobiomodulation with diode laser in conjunction with Er
laser therapy 
Regular follow-ups at 3 months, 6 months, 1 year, and 2 years 
 
Secondary Outcome  
Outcome  TimePoints 
The secondary outcomes include cavity cleanliness, patient comfort (anesthesia needs, anxiety), and postoperative sensitivity, alongside clinical metrics like secondary caries, restoration integrity, and pulpal healing. Additional focus is given to patient satisfaction and healing when photobiomodulation is used with Er
laser therapy. These outcomes offer a broader perspective on treatment efficacy and patient experience. 
Regular follow-ups at 3 months, 6 months, 1 year, and 2 years 
 
Target Sample Size   Total Sample Size="288"
Sample Size from India="288" 
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 1 
Date of First Enrollment (India)   29/11/2024 
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)  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  

Comparative Assessment of Er

Laser Therapy Versus Conventional Methods in Deep Caries ManagementO
bjectives:
  1. To evaluate the antimicrobial effects of Er
    laser therapy on cariogenic microorganisms and microbial load within therapeutic cavities compared to conventional methods (manual excavation and rotary methods).
  2. To compare patient experiences and objective assessments of Er
    laser versus rotary bur methods in terms of excavation time, patient comfort, and acceptability.
  3. To analyze the longevity and clinical outcomes of restorations prepared with Er
    laser cavities compared to conventional cavity preparation over a defined follow-up period.
  4. To investigate outcomes of direct pulp capping using Er
    laser technology versus conventional methods in the management of deep caries.
  5. To assess the impact of adjunctive photobiomodulation with a diode laser alongside Er
    laser therapy for managing deep caries lesions, with and without pulp involvement.

Primary Outcomes:

1. Reduction in microbial load

2. Patient comfort and procedural time

3. Restoration success rate over time

4. Pulp vitality in direct pulp capping

5. Success of photobiomodulation in lesion resolution

Timeline:

Immediate and short-term follow-up (within 1 week) for microbial reduction and patient comfort.

Regular follow-ups at 3 months, 6 months, 1 year, and 2 years for assessing restoration longevity, pulp vitality, and clinical outcomes of photobiomodulation.

 
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