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CTRI Number  CTRI/2025/07/090109 [Registered on: 03/07/2025] Trial Registered Prospectively
Last Modified On: 19/12/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   To observe the effects of two types of bone graft materials covered with amniotic membrane for the management of periodontal intrabony defects. 
Scientific Title of Study   A clinical and radiographic evaluation of eggshell hydroxyapatite with amniotic membrane versus bovine bone-derived xenograft with amniotic membrane in human periodontal intrabony defects – A randomized controlled clinical 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  Smrithi K 
Designation  Post graduate 
Affiliation  Faculty of Dental Sciences, Ramaiah University of Applied Sciences, Bangalore 
Address  Room number 2, Department of Periodontology, Faculty of Dental Sciences, Ramaiah University of Applied Sciences, Bangalore

Bangalore
KARNATAKA
560054
India 
Phone  7892101217  
Fax    
Email  smrithikumaravelu@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr.Bhavya Shetty 
Designation  Associate Professor 
Affiliation  Faculty of Dental Sciences, Ramaiah University of Applied Sciences, Bangalore 
Address  ROOM NUMBER 2, DEPARTMENT OF PERIODONTOLOGY, FACULTY OF DENTAL SCIENCES, RAMAIAH UNIVERSITY OF APPLIED SCIENCES, BANGALORE

Bangalore
KARNATAKA
560054
India 
Phone  9880262593  
Fax    
Email  Bhavyashetty123@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Smrithi K 
Designation  Post graduate 
Affiliation  Faculty of Dental Sciences, Ramaiah University of Applied Sciences, Bangalore 
Address  Room number 2, Department of Periodontology, Faculty of Dental Sciences, Ramaiah University of Applied Sciences, Bangalore

Bangalore
KARNATAKA
560054
India 
Phone  7892101217  
Fax    
Email  smrithikumaravelu@gmail.com  
 
Source of Monetary or Material Support  
Material support by Dr Vivekanand Kattimani, Sibar Institute of Dental Sciences, Guntur, Andhra Pradesh -522509 and Dr E K Girija, Periyar University Salem, Tamil Nadu -636011 Under DST Funded Technology Development Project, Govt India 
 
Primary Sponsor  
Name  Smrithi K 
Address  Room number 2, Department of Periodontology, Faculty of Dental Sciences, M.S. Ramaiah University of Applied Sciences, Bangalore 
Type of Sponsor  Other [Self funded] 
 
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 
Smrithi K  Faculty of Dental Sciences, M.S. Ramaiah University of Applied Sciences, Bangalore  Room number 2, Department of Periodontology
Bangalore
KARNATAKA 
7892101217

smrithikumaravelu@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
University Ethics Committee for Human trials of M S Ramaiah University of Applied Sciences  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K00-K95||Diseases of the digestive system,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Comparator agent – Geistlich bovine bone xenograft  Comparator agent – Geistlich bovine bone xenograft(1 cc) 
Intervention  Intervention – eggshell hydroxyapatite for 12 months(time period of the study) Comparator agent–bovine bone xenograft for 12 months(time period of the study)  Intervention – eggshell hydroxyapatite (0.5cc) for 12 months(time period of the study) Comparator agent – Geistlich bovine bone xenograft (1 cc) for 12 months(time period of the study) 
 
Inclusion Criteria  
Age From  25.00 Year(s)
Age To  55.00 Year(s)
Gender  Both 
Details  1.1.Patients between 25 to 55 years of age (Vani et.al., 2023)
2.Stage III or IV Periodontitis (2017 classification)
3 Probing depth (PD) greater than or equal to 6 mm
4.2 or 3 wall defects
5.Systemically healthy subjects
6.Subjects who have not received any periodontal treatment in the past six months
7.Subjects who have been informed about the study and has given consent.
 
 
ExclusionCriteria 
Details  1. Teeth with pulpal/periapical involvement
2. Teeth with poor prognosis
3. Smokers and alcoholics
4. Pregnant/lactating women
5. Patients with known systemic diseases/conditions
6. Subjects unwilling to participate in the study.
 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
The primary outcome measures will be to evaluate the clinical parameters such as Probing pocket depth, Plaque index, Gingival index, Gingival Bleeding Index and Relative attachment level and radiographic changes in bone fill and density in patients with intrabony defects following treatment with eggshell-derived hydroxyapatite with amniotic membrane and bovine bone-derived xenograft with amniotic membrane in periodontal intrabony defects.  At 3 months and 6 months, patient will be recalled and assessed 
 
Secondary Outcome  
Outcome  TimePoints 
The secondary outcome will be patient comfort, improved oral hygiene status assessed using Plaque index, Gingival index, Gingival Bleeding Index , reduced mobility, increased clinical attachment level.  At 3 months & 6 months, patient will be recalled & assessed 
 
Target Sample Size   Total Sample Size="30"
Sample Size from India="30" 
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)   15/07/2025 
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="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Yet Recruiting 
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 controlled clinical trial to compare the clinical and radiographic efficacy of eggshell hydroxyapatite with amniotic membrane versus bovine bone-derived xenograft with amniotic membrane in the treatment of periodontal intrabony defects. The primary outcome measures will be to evaluate the clinical parameters such as Probing pocket depth, Plaque index, Gingival index, Gingival Bleeding Index and Relative attachment level and radiographic changes in bone fill and density in patients with intrabony defects following treatment with eggshell-derived hydroxyapatite with amniotic membrane and bovine bone-derived xenograft with amniotic membrane in periodontal intrabony defects. The secondary outcome will be patient comfort, improved oral hygiene status assessed using Plaque index, Gingival index, Gingival Bleeding Index , reduced mobility, increased clinical attachment level. 
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