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CTRI Number  CTRI/2018/08/015370 [Registered on: 17/08/2018] Trial Registered Prospectively
Last Modified On: 30/03/2020
Post Graduate Thesis  Yes 
Type of Trial  Observational 
Type of Study   Cross Sectional Study 
Study Design  Other 
Public Title of Study   Study of movement of the upper part of foodpipe during dry and wet swallow in persons following removal of voicebox with and without swallowing difficulties- an exploratory study 
Scientific Title of Study   Biomechanics of pharyngoesophageal segment during dry and wet swallow in persons with total laryngectomy with and without dysphagia- an exploratory study 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  G Harsha Raj 
Designation  Student 
Affiliation  School of allied health sciences, MAHE, Manipal 
Address  Department of Speech and Hearing, SOAHS, Manipal Academy of Higher Education, Manipal, Karnataka

Udupi
KARNATAKA
576104
India 
Phone  9731233356  
Fax    
Email  harsha.rg17@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Venkataraja Aithal 
Designation  Professor 
Affiliation  School of allied health sciences, MAHE, Manipal 
Address  Department of speech and hearing, School of Allied health sciences, Manipal Academy of Higher Education, Manipal, Karnataka
Department of speech and hearing, School of Allied health sciences, Manipal Academy of Higher Education, Manipal, Karnataka
Udupi
KARNATAKA
576104
India 
Phone  9448824363  
Fax    
Email  vrajaithal@manipal.edu  
 
Details of Contact Person
Public Query
 
Name  Dr Venkataraja Aithal 
Designation  Professor 
Affiliation  School of allied health sciences, MAHE, Manipal 
Address  Department of speech and hearing, School of Allied health sciences, Manipal Academy of Higher Education, Manipal, Karnataka
Department of speech and hearing, School of Allied health sciences, Manipal Academy of Higher Education, Manipal, Karnataka
Udupi
KARNATAKA
576104
India 
Phone  9448824363  
Fax    
Email  vrajaithal@manipal.edu  
 
Source of Monetary or Material Support  
Kasturba Hospital, Manipal, Karnataka,576104 
 
Primary Sponsor  
Name  DEPARTMENT OF SPEECH AND HEARING 
Address  SCHOOL OF ALLIED HEALTH SCIENCES, MANIPAL ACADEMY OF HIGHER EDUCATION, MANIPAL, KARNATAKA 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
NIL  NIL 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 4  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
G Harsha Raj  Amritha Institute of Medical Sciences  Amrita Institute of Medical Sciences and Research Centre Ponekkara, P. O Kochi, Kerala 682 041, India
Ernakulam
KERALA 
9731233356

harsha.rg17@gmail.com 
G Harsha Raj  Nitte Institute of Speech and Hearing  Justice KS Hegde Charitable Hospital, Deralakatte, Mangalore – 575018 Karnataka, India
Dakshina Kannada
KARNATAKA 
9731233356

harsha.rg17@gmail.com 
G HARSHA RAJ  Regional Cancer Center, Trivandrum  Regional Cancer Center, Medical College Campus, Medical College Road, Thiruvananthapuram, Kerala 695011
Thiruvananthapuram
KERALA 
9731233356

harsha.rg17@gmail.com 
G HARSHA RAJ  SCHOOL OF ALLIED HEALTH SCIENCES, KASTURBA HOSPITAL  3rd Floor, CTC building,DEPARTMENT OF SPEECH AND HEARING, KASTURBA HOSPITAL, MANIPAL, KARNATAKA
Udupi
KARNATAKA 
9731233356

harsha.rg17@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 4  
Name of Committee  Approval Status 
KMC and KH Institutional Ethics Committee  Approved 
KMC and KH Institutional Ethics Committee  Approved 
KMC and KH Institutional Ethics Committee  Approved 
KMC and KH Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied
Modification(s)  
Health Type  Condition 
Patients  (1) ICD-10 Condition: R131||Dysphagia, (2) ICD-10 Condition: R131||Dysphagia,  
 
Intervention / Comparator Agent  
Type  Name  Details 
 
Inclusion Criteria  
Age From  40.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  Person with pure case of total laryngectomy
Participants with good comprehension.
Persons who have started on oral feeds
 
 
ExclusionCriteria 
Details  Presence of any neuromotor impairment affecting swallowing skills.
Significant post- operative dysphagia or prosthesis related issues of swallowing.
Significant post- operative complications such as prosthesis related issues of swallowing
Patients with aspiration
Structural and functional deficits of oral cavity.
Excessive fat deposition in the cervical area.
Excessive hair growth in cervical area.
Skin allergy in the neck region.
Sensory impairments: hearing and tactile.
Person is not willing to accept the food provided 
 
Method of Generating Random Sequence   Other 
Method of Concealment   Not Applicable 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
The data on biomechanics of pharyngoesophageal segment during dry and wet swallowing in alaryngeal speakers can be used to identify swallowing issues post operatively in routine clinical setting through a simple non-invasive radiation-freebiomechanics study.This method can be used for screening purpose and for early diagnosis of swallowing issues. Findings of this study would help in planning client specific interventions as well as for further documenting their progress.   1 
 
Secondary Outcome  
Outcome  TimePoints 
Nil  Nil 
 
Target Sample Size   Total Sample Size="12"
Sample Size from India="12" 
Final Enrollment numbers achieved (Total)= "23"
Final Enrollment numbers achieved (India)="23" 
Phase of Trial   N/A 
Date of First Enrollment (India)   23/08/2018 
Date of Study Completion (India) 20/02/2019 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) 20/02/2019 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Completed 
Recruitment Status of Trial (India)  Completed 
Publication Details   Not yet decided 
Individual Participant Data (IPD) Sharing Statement

Will individual participant data (IPD) be shared publicly (including data dictionaries)?  

Brief Summary  

Aim of the current study is to investigate the biomechanics of pharyngoesophageal (PE) segment  in persons with total laryngectomy, with and without dysphagia, through the analysis of the amplitude, onset and duration of movement of PE segment during dry and wet swallow

The biomechanics of pharyngoesophageal segment will be studied through dry swallow and wet swallow which includes swallowing of solid liquid and semisolid diet

The current study will be conducted on persons with total laryngectomy presenting with and without dysphagia, visiting the following hospital during the course of study:

Kasturba Hospital, Manipal

Amrita Institute of Medical Sciences (AIMS), Kochi

Justice KS Hegde Charitable Hospital, Mangalore

Regional Cancer Centre, Trivandrum

The sample consists of persons who underwent total laryngectomy with a post operative duration of minimum of 3 months with no major issues in swallowing. Persons who can perform dry and wet swallowing will be considered.

Non invasive surface electromyography is used to test the participants.

Trials include dry swallow  and wet swallow which includes solid, semi solid and liquid consistencies. 1 tablespoon (10 ml) of liquid (pure water) & semisolid (porridge) and 1 teaspoon of solid (upma) will be given. Initially, a series of practice trial will be given to confirm the nature of swallow followed by which test begins and data obtained will be further subjected to analysis of measures of biomechanics.

The following parameters of biomechanics of swallowing will be analysed:     Amplitude (mV) ,onset (msec) and Duration (sec)   

This data can be used to identify swallowing problems in persons with laryngectomy post surgically in routine clinical situations

This would help in planning client specific interventions and documenting the progress in a hierarchical manner.

The study would be useful to understand the nature of swallowing biomechanics of PE segment in persons with total laryngectomy with dysphagia in comparison with those without dysphagia.    


 
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