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CTRI Number  CTRI/2024/07/070063 [Registered on: 05/07/2024] Trial Registered Prospectively
Last Modified On: 13/06/2024
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Single Arm Study 
Public Title of Study   To compare the brain activity and biting force in patients wearing complete dentures with fixed dentures. 
Scientific Title of Study   Correlation of neuroplastic activity and masticatory force in All-on-four and All-on-six implant supported prosthesis wearers - An in-vivo 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  Stanzin Yangdol 
Designation  Junior Resident  
Affiliation  Faculty of dental sciences IMS BHU Varanasi 
Address  Room no 4, Unit of Prosthodontics, Faculty of Dental Sciences, IMS ,BHU Varanasi

Varanasi
UTTAR PRADESH
221005
India 
Phone  8899672620  
Fax    
Email  stanz.yandol850@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Romesh soni 
Designation  Professor 
Affiliation  Unit of prosthodontics, faculty of dental sciences IMS BHU 
Address  Room no:4,Unit of Prosthodontics, Faculty of Dental Sciences, IMS ,BHU Varanasi

Varanasi
UTTAR PRADESH
221005
India 
Phone  9616803332  
Fax    
Email  rsoni80@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Romesh soni 
Designation  Professor 
Affiliation  Unit of prosthodontics, faculty of dental sciences IMS BHU 
Address  Room no: 4, Department of Prosthodontics, Faculty of Dental Sciences, IMS ,BHU Varanasi

Varanasi
UTTAR PRADESH
221005
India 
Phone  9616803332  
Fax    
Email  rsoni80@gmail.com  
 
Source of Monetary or Material Support  
self, Department of prosthodontics, Faculty of dental sciences , IMS BHU varanasi 221005 
 
Primary Sponsor  
Name  Self Faculty of dental sciences IMS BHU 
Address  Deparment of prosthodontics,faculty of dental sciences,BHU Varanasi , 221005 
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 Stanzin yangdol  Prosthodontics department BHU  Second floor prosthodontics , department FDS IMS BHU
Varanasi
UTTAR PRADESH 
8899672620

ystanzin09@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
INSTITUT OF MEDICAL SCIENCES BHU  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K068||Other specified disorders of gingiva and edentulous alveolar ridge,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Implant supported prosthesis  Implant supported prosthesis may include all on 4 implant supported fixed prosthesis, all on 6 implant supported prosthesis. the parameters for brain functional activity and masticatory force will be evaluate after 3 months 
Comparator Agent  Conventional complete denture  conventional complate dentures in edentulous patients and then the parameters for brain activity and masticatory force will be evaluated after 1 month 
 
Inclusion Criteria  
Age From  40.00 Year(s)
Age To  70.00 Year(s)
Gender  Both 
Details  1.Completely edentulous arch or non-restorable remaining teeth.
2.Patient’s cooperation, motivation and good oral hygiene.
3.No acute infection should be present.
4.Without any history of temporomandibular joint disorders, pscychiatric disorders or on neuromodifying medication.
5.Signed informed consent
 
 
ExclusionCriteria 
Details  1.Use of medical devices or the presence of conditions that would be dangerous in or incompatible with the MRI environment.
2.Use of over-the-counter medications within 3 days of the imaging session; presence of systemic, vascular, or central nervous system diseases.
3.Use of medications with known neuromotor effects, e.g., neuroleptics or antidepressants.
4.Unnecessary habits (smoking, presence of parafunctional habits)
5.Insufficient mouth opening to accommodate surgical instruments
6.Traumatic occlusion.
7.Non –compensated diabetes mellitus.
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Participant Blinded 
Primary Outcome  
Outcome  TimePoints 
Change in the cortical activity in functional magnetic resonance imaging is done   At 1 month then at 4 month 
 
Secondary Outcome  
Outcome  TimePoints 
Increase in the masticatory force following prothetic rehabilitation after 1 months then after 4 months  1 month then after 4 months 
 
Target Sample Size   Total Sample Size="10"
Sample Size from India="10" 
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)   16/07/2024 
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="1"
Days="10" 
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  

A total of 10 patients will be selected from the Out Patient Department (OPD) of Prosthodontic unit of Faculty of Dental Sciences, Institute of Medical Sciences, BHU. Patient selection will be made according to inclusion and exclusion criterion. After taking history, patient will be evaluated clinically and radiographically. The proposed treatment plan will be explained to the patient and necessary investigation will be done after consent has been taken.

In group 1 patient (5 each), All-on -four implant treatment plan will be proposed , at first conventional denture will be proposed. At first conventional denture will be made then after 1 month functional MRI will be taken to see the brain activity followed by assessing the masticatory force. After that four implant will be placed each in maxillary and mandibular arch followed by waiting for 3 month to osseointegrate. Prosthetic rehabilitation will be done after 3 month followed by again taking the functional MRI to see the cortical changes and assessment of masticatory force.

In group 2 patient (5 each), All on six implant treatment plan will proposed. Similar to group 1 at first we will rehab with conventional denture then implant treatment, 6 implant in each arch. Then followed by functional MRI and masticatory force assessment .Thus, we can make intragroup as well as intergroup assessment that is between all on four and all on six treatment.

Functional MRI:It is a non-invasive method to assess sensory function and visualisation of brain activities through MRI. will be carried out in the Radiodiagnosis Department of Sir Sunderlal Hospital, IMS,BHU. Subjects will be asked to clench during the procedure while using their respective complete denture prosthesis/implant supported prosthesis during clenching activity. Subsequent to data collection ,a sensitivity frequency(Fd%) will be applied, and the data thus obtained will be subjected to statistical analysis.

Necessary changes may be made in the methodology of proposed study, in its best interest

 
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