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CTRI Number  CTRI/2022/04/041859 [Registered on: 13/04/2022] Trial Registered Prospectively
Last Modified On: 11/04/2022
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Drug
Surgical/Anesthesia
Dentistry 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   Comparing organic bone replacement material from egg shell with man-made materials in rate of bone healing after lower wisdom tooth removal 
Scientific Title of Study   Comparative evaluation of egg shell derived Nano hydroxyapatite and synthetic hydroxyapatite both combined with concentrated growth factor in bone regeneration after mandibular 3rd molar surgery  
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Jayaindhraeswaran J 
Designation  Postgraduate 
Affiliation  Saveetha Dental College and Hospitals 
Address  Saveetha Dental College and Hospitals 162, Poonamallee High Rd, Velappanchavadi, Chennai, Tamil Nadu 600077

Chennai
TAMIL NADU
600077
India 
Phone  7200500633  
Fax    
Email  Eshwaran.jjjj@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Prof Dr Senthilnathan 
Designation  Professor and Head of Department of OMFS 
Affiliation  Saveetha Dental College and Hospitals 
Address  Saveetha Dental College and Hospitals 162, Poonamallee High Rd, Velappanchavadi, Chennai, Tamil Nadu 600077

Chennai
TAMIL NADU
600077
India 
Phone    
Fax    
Email  dr.nathankps@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Prof Dr Senthilnathan 
Designation  Professor and Head of Department of OMFS 
Affiliation  Saveetha Dental College and Hospitals 
Address  Saveetha Dental College and Hospitals 162, Poonamallee High Rd, Velappanchavadi, Chennai, Tamil Nadu 600077

Chennai
TAMIL NADU
600077
India 
Phone    
Fax    
Email  dr.nathankps@gmail.com  
 
Source of Monetary or Material Support  
Saveetha Dental College and Hospitals 
 
Primary Sponsor  
Name  Saveetha Dental College 
Address  Saveetha Dental College and Hospitals 162, Poonamallee High Rd, Velappanchavadi, Chennai, Tamil Nadu 600077 
Type of Sponsor  Private 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 
J JAYINDHRAESWARAN  Saveetha Dental College and Hospitals  Clinic 20, Department of Oral & Maxillofacial Surgery Saveetha Dental College and Hospitals 162, Poonamallee High Rd, Velappanchavadi, Chennai, Tamil Nadu 600077
Chennai
TAMIL NADU 
7200500633

Eshwaran.jjjj@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  Patients undergoing surgical removal of Impacted lower third molar teeth under local anaesthesia 
Patients  (1) ICD-10 Condition: K011||Impacted teeth,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Egg shell derived hydroxyapatite  Chicken egg shell, sterilised and ground into powder. Concentrated growth factors Mix will be packed into extraction at socket at time of surgery (single sitting). Procedure time is approximately 15-20 minutes. 
Comparator Agent  Synthetic hydroxyapatite  Commercially available synthetic bone graft material will be compared. Mix will be packed into extraction at socket at time of surgery (single sitting). Procedure time is approximately 15-20 minutes. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  45.00 Year(s)
Gender  Both 
Details  1. Patients undergoing bilateral mandibular 3rd molar extraction
2. Patients with no associated pathologies and medical conditions or any medications that might alter the healing potential - ASA 1 and ASA 2 
 
ExclusionCriteria 
Details  1. Medically compromised patients
2. Patients with unilateral impacted lower third molars
3. Patients on preoperative anti-inflammatory medication
4. History of systemic diseases
5. Pregnant patients 
 
Method of Generating Random Sequence   Coin toss, Lottery, toss of dice, shuffling cards etc 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
1. Bone regeneration: Verified using CBCT
 
1. 1 month, 3 months, 6 months 
 
Secondary Outcome  
Outcome  TimePoints 
Wound healing - clinical examination  1 month 
 
Target Sample Size   Total Sample Size="40"
Sample Size from India="40" 
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 
Date of First Enrollment (India)   15/04/2022 
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="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
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   Use of various bone graft substitutes are advised to prevent bone loss, periodontal problems and enhance bone formation. Choice of the graft substitute depend on the biological properties and the cost of the material. Hence, a preliminary study was planned to evaluate the effectiveness of eggshell derived nano hydroxyapatite as an emerging graft substitute for the enhancement of bone regeneration.

Hydroxyapatite (HA) is apatite calcium phosphate. In many disciplines of surgery HA is being used as graft material successfullyIn particular, HA shows highest level of bioactivity and forms a quick bond with bone.A recent study showed bioactive effect of the HA ceramic is because of the ability to concentrate active fibronectin on its surface.Hydroxyapatite is available in porous/dense block or granular form for clinical use.  It is an inorganic ceramic substance which does not cause any foreign body reaction; in porous grafts the hard tissue grows into it and mingles with natural tissues.

The eggshell formulations have been used since the beginning as trace element and mineral supplying agents.The eggshell powder has been examined in rats for bone healing. Few studies show surface modified eggshell powder as osteoconductive bone filling material with variable benefit in bone regeneration.The literature showed material properties of egg- shell-derived hydroxyapatite (EHA) are superior when compared with the commercially available graft materials.So, the EHA has been introduced as bone graft substitute recently. Histomorphometric evaluation showed that the EHA has excellent new bone formation ability.This has led to the curiosity to prepare the EHA from eggshell waste in a very economical way.

 
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