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CTRI Number  CTRI/2025/10/096362 [Registered on: 22/10/2025] Trial Registered Prospectively
Last Modified On: 21/10/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Dentistry 
Study Design  Single Arm Study 
Public Title of Study   EVALUATION and COMPARISON OF NUTRITIONAL STATUS, ORAL HEALTH-RELATED QUALITY OF LIFE, AND ORAL HYGIENE CONDITION IN PATIENTS BEFORE AND AFTER OBTURATOR PROSTHESIS REHABILITATION FOLLOWING MAXILLECTOMY: A CLINICAL STUDY 
Scientific Title of Study   COMPARATIVE EVALUATION OF NUTRITIONAL STATUS, ORAL HEALTH-RELATED QUALITY OF LIFE, AND ORAL HYGIENE CONDITION IN PATIENTS BEFORE AND AFTER OBTURATOR PROSTHESIS REHABILITATION FOLLOWING MAXILLECTOMY: 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  Dr Priyanka Chhetri 
Designation  Post Graduate Student  
Affiliation  SCB Dental college and Hospital 
Address  Department of Prosthodontics and Crown and Bridge, SCB Dental College and Hospital

Cuttack
ORISSA
753007
India 
Phone  7005188340  
Fax    
Email  pc30855@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Angurbala Dhal 
Designation  Associate Professor 
Affiliation  SCB Dental College and Hospital 
Address  Department of Prosthodontics and Crown and Bridge, SCB Dental College and Hospital
Scb Dental college and Hospital
Cuttack
ORISSA
753007
India 
Phone  9437303876  
Fax    
Email  drangurbaladhal@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Angurbala Dhal 
Designation  Associate Professor 
Affiliation  SCB Dental College and Hospital 
Address  Department of Prosthodontics and Crown and Bridge, SCB Dental College and Hospital
Scb Dental college and Hospital
Cuttack
ORISSA
753007
India 
Phone  9437303876  
Fax    
Email  drangurbaladhal@gmail.com  
 
Source of Monetary or Material Support  
NIL 
 
Primary Sponsor  
Name  SCB Dental college and hospital 
Address  S.C.B DENTAL COLLEGE AND HOSPITAL, CUTTACK, ODISHA, 753007, INDIA 
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 Priyanka Chhetri  SCB DENTAL COLLEGE AND HOSPITAL  Department of Prosthodontics and Crown and Bridge, SCB Dental College and Hospital Ladies Hostel, SCB Medical college and Hospital
Cuttack
ORISSA 
07005188340

pc30855@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
INSTITUTIONAL ETHICS COMMITTEE, SCB DENTAL COLLEGE AND HOSPITAL, CUTTACK  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: D498||Neoplasm of unspecified behavior of other specified sites,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Not applicable  Not applicable 
Intervention  Obturator Prosthesis Rehabilitation  The patients who have undergone maxillectomy and present with a maxillary defect will be rehabilitated with an obturator prosthesis, which is a maxillofacial prosthesis used to close a congenital or acquired tissue opening, primarily of the hard palate and/or contiguous alveolar/soft tissue structures. The prosthesis can be used by patients for lifetime. followed up until 3 months 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  90.00 Year(s)
Gender  Both 
Details  1.Patient with maxillary defect due to maxillectomy for oral cancer, requiring an obturator prosthesis irrespective of gender.
2. Patients aged 18 years and above
3.Patient with maxillary defect classified under Aramany classification class I-VI and/or soft palate defect
 
 
ExclusionCriteria 
Details  1.Patient requiring surgical or delayed surgical obturator not evaluated for the study
2.Completely edentulous patient.
3.Patient with an associated systemic disease like cardiovascular disease, or chronic disease related to liver, kidney, or GIT.
4.Patient with restrictive mouth opening (15 mm or less).
5.Physical & neurological disability that will interfere with the study.
6.Patient showing evidence of local recurrence.
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
Nutritional status, oral health related quality of life and oral hygiene conditions in patients before and after obturator prosthesis rehabilitation following maxillectomy.   Baseline, 1 month and 3 months 
 
Secondary Outcome  
Outcome  TimePoints 
nil  nil 
 
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   N/A 
Date of First Enrollment (India)   01/11/2025 
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)   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 30 patients (sample size selected according to the central limit theorem), presenting with a maxillary defect following maxillectomy due to surgery for maxillary cancer, will be selected for the study based on the above-mentioned criteria and provided with an obturator prosthesis as required. All participants will fill out written informed consent forms before recruitment. They will be informed about the study procedure and associated discomfort in the written information sheet. A case history shall be recorded & clinical examination of the patient shall be done.

Pre-prosthetic treatment evaluation

1.    Nutritional status of the patient will be evaluated using three nutritional assessment tool

a)    patient generated- subjective global assessment(PG-SGA)

b)    nutritional risk index (NRI) or Buzby index

c)     Malnutrition Universal Screening Tool (MUST).

2.    Oral hygiene-related quality of life will be evaluated using the oral health impact profile (OHIP-14).

3.    Oral hygiene condition will be calculated using: O’Leary’s Plaque control record


Procedure for fabrication of an obturator

The primary impression of the patient will be made with an irreversible hydrocolloid (alginate). Border moulding using green stick impression compound (DPI, Bombay Burmah Trading Corp Ltd, Mumbai, India) and secondary impression will then be made if necessary. Master cast will be poured with type III gypsum, and maxillomandibular relation recording will be made, if necessary, upon which the obturator will be fabricated using Poly methyl methacrylate (PMMA) resin (DPI, Bombay Burmah Trading Corp Ltd, Mumbai, India) and stainless-steel wire will be used for the fabrication of clasps.

The prosthesis will then be delivered to the patient after proper occlusal adjustment if necessary and proper oral hygiene instructions will be given.

Follow-up evaluation will be made 1 month and 3 months after the treatment. 

Post-prosthetic treatment evaluation

1.    Oral hygiene-related quality of life will be evaluated using the oral health impact profile (OHIP-14) 1 month after the treatment

2.    Oral hygiene condition will be calculated using O’Leary’s Plaque control record  of the remaining teeth 1 month after the treatment

3.    Nutritional status of the patient will be evaluate 3 months after the treatment

 
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