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CTRI Number  CTRI/2024/09/073409 [Registered on: 04/09/2024] Trial Registered Prospectively
Last Modified On: 21/08/2024
Post Graduate Thesis  Yes 
Type of Trial  PMS 
Type of Study   Dentistry 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A clinical study to compare the accuracy of digital impression taken with intraoral scanner with the accuracy of impression taken with impression materials ( traditional method) in patients with acquired upper jaw ( maxilla) defects due to cancer, fungus, trauma. 
Scientific Title of Study   A parallel randomised control trial for comparison of accuracy of digital impression versus conventional impression technique in maxillectomy patients. 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Rekha Gupta  
Designation  Professor and Head of the Department 
Affiliation  Maulana Azad Institute of Dental Sciences  
Address  Department of Prosthodontics, Maulana Azad Institute of Dental Sciences, MAMC Complex, B.S. Zafar Marg, New Delhi

Central
DELHI
110002
India 
Phone  9654700952  
Fax    
Email  dr_rekhagupta@yahoo.co.in  
 
Details of Contact Person
Scientific Query
 
Name  Rekha Gupta  
Designation  Professor and Head of the Department 
Affiliation  Maulana Azad Institute of Dental Sciences  
Address  Department of Prosthodontics, Maulana Azad Institute of Dental Sciences, MAMC Complex, B.S. Zafar Marg, New Delhi

Central
DELHI
110002
India 
Phone  9654700952  
Fax    
Email  dr_rekhagupta@yahoo.co.in  
 
Details of Contact Person
Public Query
 
Name  Aishwarya Patil 
Designation  Postgraduate student 
Affiliation  Maulana Azad Institute of Dental Sciences  
Address  Department of Prosthodontics, Maulana Azad Institute of Dental Sciences, MAMC Complex, B.S. Zafar Marg, New Delhi

Central
DELHI
110002
India 
Phone  9423837684  
Fax    
Email  Patilaish.patil83@gmail.com  
 
Source of Monetary or Material Support  
Maulana Azad Institute of Dental Sciences  
 
Primary Sponsor  
Name  Maulana Azad Institute of Dental Sciences 
Address  Maulana Azad Institute of Dental Sciences, MAMC Complex, B.S. Zafar Marg, New Delhi: 110002  
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 Rekha Gupta  Maulana Azad Institute of Dental Sciences   Room 205, Department of Prosthodontics, second floor,Maulana Azad Institute of Dental Sciences, MAMC Complex, B.S. Zafar Marg, New Delhi: 110002
Central
DELHI 
9654700952

dr_rekhagupta@yahoo.co.in 
 
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 
Patients  (1) ICD-10 Condition: K088||Other specified disorders of teethand supporting structures,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Conventional impression  Accuracy of conventional impression acquired with traditional impression materials in maxillectomy patients evaluated at time of intervention once 
Intervention  Intraoral scanner  Accuracy of digital impression acquired with the help of intraoral scanner in maxillectomy patients evaluated at time of intervention once 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  Patients with unilateral maxillectomy defects who
will be reporting to the hospital and willing to participate in the study and havingAdequate number of teeth present on the non-defect side. 
 
ExclusionCriteria 
Details  Bilateral maxillectomy defects or Active or recurrent lesions or Insufficient number of teeth present on the non-defect side. 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
Measuring and comparing the accuracy of impressions taken using intraoral scanner and conventional impression materials   Measuring and comparing the accuracy of impressions taken using intraoral scanner and conventional impression at time of delivery of Obturator once which will be set as baseline 
 
Secondary Outcome  
Outcome  TimePoints 
Recording and comparing the level of comfort and easiness of patient with impressions taken with intraoral scanner and conventional impression materials  On the day of delivery of Obturator 
 
Target Sample Size   Total Sample Size="22"
Sample Size from India="22" 
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   Post Marketing Surveillance 
Date of First Enrollment (India)   05/09/2024 
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="1"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
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  
The study will compare the accuracy and precision of cast
of maxillectomy patients obtained from impression with digital method i.e.
intraoral scanner with the cast obtained by conventional impression methods
The accuracy of the cast will be evaluated by an expert prosthodontist on a likert
scale. Further, the fit , retention and stability of the obturator that is fabricated in
both group of patients will be evaluated by an expert prosthodontist as well as
the patient on an obturator functioning scale. The comfort and patient
satisfaction of the respective impression techniques will also be evaluated.
 
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