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CTRI Number  CTRI/2016/08/007179 [Registered on: 12/08/2016] Trial Registered Retrospectively
Last Modified On: 12/08/2016
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Other (Specify) [INTERVENTIONAL PAIN MANAGEMENT]  
Study Design  Single Arm Study 
Public Title of Study   A clinical trial to study efficacy and safety of pulsed radiofrequency as treatment of oral cancer pain. 
Scientific Title of Study   Efficacy of pulsed radiofrequency ablation for the treatment of oarl cancer pain involving glossopharyngeal nerve. 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Suryabrata Chattopadhyay 
Designation  Junior resident Anaesthesia 
Affiliation  Postgraduate Institute of Medical Education and Research 
Address  Office of Department of Anaesthesia & Critical Care Nehru Hospital. Fourth Floor. PGIMER.

Chandigarh
CHANDIGARH
160012
India 
Phone  8727083344  
Fax    
Email  drsurya24@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Neerja Bharti 
Designation  Professor 
Affiliation  PGIMER, Chandigarh 
Address  Office of Department of Anaesthesia & Critical Care Nehru Hospital, Fourth Floor PGIMER

Chandigarh
CHANDIGARH
160012
India 
Phone  09915575145  
Fax    
Email  bhartineerja@yahoo.com  
 
Details of Contact Person
Public Query
 
Name  Dr Suryabrata Chattopadhyay 
Designation  Junior Resident Anaesthesia 
Affiliation  PGIMER, Chandigarh 
Address  Office of Department Anaesthesia & Critical Care Nehru Hospital, Fourth Floor PGIMER

Chandigarh
CHANDIGARH
160012
India 
Phone  8727083344  
Fax    
Email  drsurya24@gmail.com  
 
Source of Monetary or Material Support  
Post Graduate Institute of Medical Education and Research, Chandigarh- 160012 
 
Primary Sponsor  
Name  Post Graduate Institute of Medical Education Research 
Address  Office of Department of Anaesthesia & Critical Care. Nehru Hospital 4th floor PGIMER Chandigarh 160012 
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 = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
DR Suryabrata Chattopadhyay  Post Graduate Institute of Medical Education & Research  Office of Department of Anaesthesia & Critical Care 4TH Floor Nehru Hospital PGIMER-160012
Chandigarh
CHANDIGARH 
08727083344

drsurya24@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
INSTITUTE ETHICS COMMITTEE(Intramural) PGIMER,Chandigarh  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  Cancer pain involving glossopharyngeal nerve in a case of oropharyngeal carcinoma with no curative intervention planned,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  None  Pain scores will be compared pre & post intervention (after 2 weeks) in the same patients 
Intervention  Pulsed Radiofrequency Ablation   Pulsed Radiofrequency Ablation of the Glossopharyngeal nerve causing pain will be performed once under sedation in operation theater 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  Adult population (18-65 years)suffering from oropharyngeal carcinoma with no curative intervention planned( not fit for surgery) undergoing treatment by WHO step ladder II method still complaining of severe pain ( NRS>5) in the base of tongue, tonsillar fossa, pharynx- area mainly supplied by glossopharyngeal nerve. 
 
ExclusionCriteria 
Details  unstable cardio-respiratory disorder
coagulation & hematological disorder
psychological disorder & history drug abuse
non compliant for 3 months follow up
injection site not suitable due to presence of infection , lymph node enlaegement
bilateral involvement of glossopharyngeal nerve 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Open Label 
Primary Outcome  
Outcome  TimePoints 
Efficacy of PRF ablation of glossopharyngeal nerve for the treatment of cancer pain by pain score by numerical rating scale
 
Post intervention - 1week, 2 week, 1 month, 2 month, 3 month 
 
Secondary Outcome  
Outcome  TimePoints 
Safety profile of PRF of glossopharyngeal nerve in cancer pain  during & post intervention (120 mins ) & post intervention 1 week, 2 week, 1 month, 2 month,3 month  
 
Target Sample Size   Total Sample Size="30"
Sample Size from India="30" 
Final Enrollment numbers achieved (Total)= ""
Final Enrollment numbers achieved (India)="" 
Phase of Trial   N/A 
Date of First Enrollment (India)   24/09/2014 
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="6"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details    
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary  
                The Pulsed Radiofrequency (PRF)  treatment has been used previously for the treatment of various pain conditions and found to be safe & effective.In this trial we will study whether PRF treatment of glossopharyngeal nerve is effective & safe in the pain management of oropharyngeal cancer patient suffering from intractable pain which can not be controlled by traditional analgesic therapy at base of tongue, tonsillar fossa, oropharynx( area supplied by glossopharyngeal nerve). PRF of glossopharyngeal nerve will be done at Operation theatre under full aseptic precaution with standard monitoring for vital signs & as day care basis. Post procedure patient will be monitored at PACU for 2 hrs and subsequently patient will be assessed at 1 week, 2week. 1 month, 2 month, 3 month post PRF at pain clinic. During their visit pain score will be noted according to numerical rating scale ( NRS). Treatment will be considered effective if there is 50% reduction in NRS at 2 week post PRF from the base line.
 
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