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CTRI Number  CTRI/2024/03/063828 [Registered on: 08/03/2024] Trial Registered Prospectively
Last Modified On: 09/04/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Comparison of inflammation markers and bone loss in fluid around different dental implants over time  
Scientific Title of Study   Comparative evaluation of inflammatory biomarkers in peri implant crevicular fluid and crestal bone loss in two different implant collar designs at different time intervals:A 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  DrPaulina 
Designation  Pg Student 
Affiliation  Manav Rachna Dental College 
Address  Dept of Prosthodontics, Manav Rachna Dental College Faridabad,Haryana

Faridabad
HARYANA
121010
India 
Phone  8130586818  
Fax    
Email  rememberpaulina@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Sapna Rani 
Designation  Professor 
Affiliation  Manav Rachna Dental College, Faridabad 
Address  Department of Prosthodontics, Manav Rachna Dental College Faridabad

Faridabad
HARYANA
121010
India 
Phone  8375899663  
Fax    
Email  sapnarani.sds@mrei.ac.in  
 
Details of Contact Person
Public Query
 
Name  DrPaulina 
Designation  Pg Student 
Affiliation  Manav Rachna Dental College 
Address  Dept of Prosthodontics, Manav Rachna Dental College Faridabad,Haryana

Faridabad
HARYANA
121010
India 
Phone  8130586818  
Fax    
Email  rememberpaulina@gmail.com  
 
Source of Monetary or Material Support  
Manav Rachna Dental College, Faridabad 
 
Primary Sponsor  
Name  Dr.Paulina 
Address  Dept of Prosthodontics Manav Rachna Dental College,Faridabad,Haryana 
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 Paulina  Manav Rachna Dental College  Department of Prosthodontics
Faridabad
HARYANA 
8130586818

rememberpaulina@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Manav Rachna Dental College Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K056||Periodontal disease, unspecified,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Microthreaded collar implant placement  After placement of implant ,inflammatory biomarkers in periimplant crevicular fluid and crestal bone levels will be assessed at different time intervals 
Intervention  Smooth collar design implant placement  After placement of implant, inflammatory biomarkers in periimplant crevicular fluid and crestal bone levels will be assessed at different time intervals. The total duration of intervention will be 6 months. 
 
Inclusion Criteria  
Age From  20.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  Patients with one missing tooth in the posterior mandibular molar area
Patients with good oral hygiene
Patients with adequate bone height and width to accommodate implant of appropriate dimension
Co-operative patient, willing to give consent
 
 
ExclusionCriteria 
Details  Patients with a known history of any systemic diseases
Patients with a history of smoking
Patients with a history of intake of immunosuppressive drugs, anticoagulants, and anti-cancer drugs three months prior to the study
Patients with a history of radiotherapy
Pregnant and lactating women
 
 
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 Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
1. To evaluate the effect of Micro-Thread Collar Design on crestal bone levels and inflammatory biomarkers
2. To evaluate the effect of Smooth Collar Design on crestal bone levels and inflammatory biomarkers

 
At the time of implant placement, 3 months and 6 months post-implant placement. 
 
Secondary Outcome  
Outcome  TimePoints 
nil  nil 
 
Target Sample Size   Total Sample Size="26"
Sample Size from India="26" 
Final Enrollment numbers achieved (Total)= "0"
Final Enrollment numbers achieved (India)="0" 
Phase of Trial   Phase 4 
Date of First Enrollment (India)   15/03/2024 
Date of Study Completion (India) Date Missing 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="1"
Months="3"
Days="0" 
Recruitment Status of Trial (Global)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Completed 
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
Modification(s)  
      New developments in implant design and surface technology have emerged to minimize crestal bone level changes. Since implant collar or crest module is a trans-osteal  portion of the implant that plays an important role in peri implant tissue’s health condition, so assessment of biomarker in Peri Implant Crevicular Fluid (PICF) is a valuable diagnostic tool to maintain peri-implant health around crest module. Although few studies are available but there is a lack of consensus regarding superior  retention of crestal bone levels by roughened collars when compared to smooth (machined) collars in human studies. There is  also paucity of literature on the correlation  of loss of crestal bone levels with inflammatory markers with relation to different collar designs. This study, therefore aims to compare the affect of collar design on crestal bone levels and inflammatory bio markers.
 
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