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CTRI Number  CTRI/2013/11/004148 [Registered on: 19/11/2013] Trial Registered Prospectively
Last Modified On: 19/07/2017
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Medical Device 
Study Design  Single Arm Study 
Public Title of Study   Autonomic Regulation Therapy for treatment of Heart Failure - Extension Study 
Scientific Title of Study
Modification(s)  
Extension 5 Hz Study of Neural Regulation Therapy on Myocardial Function in Heart Failure (Extension ENCORE 5 Hz). 
Trial Acronym   
Secondary IDs if Any
Modification(s)  
Secondary ID  Identifier 
C-06, Version 2.0 Dated 30 August 2016  Protocol Number 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name   
Designation   
Affiliation   
Address 




 
Phone    
Fax    
Email    
 
Details of Contact Person
Scientific Query

Modification(s)  
Name  Dr Sonika Newar 
Designation  Medical Monitor 
Affiliation  JSS Medical Research India Private Limited 
Address  Vatika Mindscapes Tower B, 6th Floor, Plot 12/2, Sector 27 D,

Faridabad
HARYANA
121003
India 
Phone  91-8800799887  
Fax  129-6613520  
Email  sonika.newar@jssresearch.com  
 
Details of Contact Person
Public Query

Modification(s)  
Name  Dr Shariq Anwar 
Designation  Head - Operations 
Affiliation  JSS Medical Research India Private Limited 
Address  Vatika Mindscapes Tower B, 6th Floor, Plot 12/2, Sector 27 D

Faridabad
HARYANA
121003
India 
Phone  91-9810979215  
Fax  129-6613520  
Email  shariq.anwar@jssresearch.com  
 
Source of Monetary or Material Support  
Cyberonics, Inc. 100 Cyberonics Blvd. Houston, Texas 77058 USA 
 
Primary Sponsor  
Name  Cyberonics Inc 
Address  100 Cyberonics Blvd. Houston, Texas 77058 USA 
Type of Sponsor  Pharmaceutical industry-Global 
 
Details of Secondary Sponsor
Modification(s)  
Name  Address 
JSS Medical Research India Private Limited  Vatika Mindscapes Tower - B, 6th Floor, Plot 12/2, Sectore 27D, Faridabad - 121003, Haryana, India 
 
Countries of Recruitment     India  
Sites of Study
Modification(s)  
No of Sites = 5  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr Bhagvathula Kutumba Srinivasa Sastry  Care Hospitals  Room# 14, OPD block, Cardiology department, Exhibition Grounds Road, Nampally, Pin Code – 500001
Hyderabad
ANDHRA PRADESH 
9849599888

bksshastri@hotmail.com 
Dr Rajendra Kumar Premchand  Krishna Institute of Medical science  Room #46 , 3rd Floor, Block 3, Cardiology department , #1-8-31/1, Minister Road, Secunderabad - 500003, India
Hyderabad
ANDHRA PRADESH 
9848029443

kumarpre@hotmail.com 
Dr Kamal Sharma  Sanjivani Super Speciality Hopsitals Pvt.Ltd.  Room # 4, Ground Floor, Cardiology Department, 1, Uday Park Society, Nr.Sunrise Park, Vastrapur, Pin Code – 380015
Ahmadabad
GUJARAT 
9925195662

kamalsharma1975@rediffmail.com 
Dr Rufino Monteiro  Vintage Hospital Premises  Ground Floor, Cardiology Department Building No- 2, Near Caculo Mall, Panaji.
North Goa
GOA 
9822100328

rufino@sify.com 
Dr Rajasekhar V  Yashoda Hospital (Behind Harihara Kalabhavan)  Room No 159, OP-V, First Floor, S.P. Road, Secunderabad-500003, Telangana, India
Hyderabad
ANDHRA PRADESH 
9949825483

dr.rajasekharvarada@gmail.com 
 
Details of Ethics Committee
Modification(s)  
No of Ethics Committees= 5  
Name of Committee  Approval Status 
Institutional Ethics Committee, Care Foundation, Care Hospital, Road No.1,Banjara Hills,Hyderabad-500 034  Approved 
Institutional Ethics Committee, Yashoda Group of Hospital Hyderabad. Yashoda Hospital, Behind Harihara kalabhavan  Approved 
KIMS Intuitional Ethics Committee, #1-8-31/1, Minister Road, Secunderabad Institutional Ethics Committee, Yashoda Group of Hospital Hyderabad 500003, Hyderabad  Approved 
Sanjivani Hospital Ethics Committee,1 New Uday Park Society, Near Sunrise Park,Vastrapur, Ahemdabad-380015  Approved 
Vintage Institutional Ethics Committee, Office c/o: Vintage Hospital and Medical Research Centre Pvt Ltd, Caculo Enclave, St.Inez, Panaji, Goa 403001, India  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  Heart Failure,  
 
Intervention / Comparator Agent
Modification(s)  
Type  Name  Details 
Intervention  Implantable VNS Therapy System  Open-label safety follow-up study. Patients with symptomatic heart failure who have had a cervical VNS implantation on either the left side or right side on ANTHEM-HF followed up to under ENCORE study & the ENCORE 5Hz Extension study (Lead-in study). After completion of the ENCORE 5 Hz Extension study, continuous data collection will be done at baseline, 6 months, and 12 months. Safety will be determined by the incidence of device-related complications. Efficacy will be determined by heart failure measurements such as left ventricular end systolic volume (LVESV) and left ventricular end systolic diameter (LVESD), and ejection fraction (EF). 
Comparator Agent  Not Applicable  Not Applicable 
 
Inclusion Criteria
Modification(s)  
Age From  18.00 Year(s)
Age To  99.00 Year(s)
Gender  Both 
Details  Patients enrolled in the study must meet all of the following criteria:
1. Willing and capable of providing informed consent
2. Completed the ENCORE Extension study (18-month study)


 
 
ExclusionCriteria 
Details  Patients who meet any of the following criteria are not eligible to be enrolled in the study:
1. Patients with a life expectancy of less than 12 months per physician judgement.
2. Women of childbearing potential who are or might be pregnant at the time of the study or breastfeeding
3. Patients scheduled for Cardiac Resynchronization Therapy (CRT) in the next 6 months
 
 
Method of Generating Random Sequence   Not Applicable 
Method of Concealment   Not Applicable 
Blinding/Masking   Open Label 
Primary Outcome
Modification(s)  
Outcome  TimePoints 
The primary safety objective will be the incidence of device-related complications.
The primary efficacy objective is to evaluate the change in measures of cardiac function (LVESV and EF)  
Baseline, 6 and 12 months 
 
Secondary Outcome
Modification(s)  
Outcome  TimePoints 
6-minute walk  Baseline, 6 and 12 months 
Quality of Life based on patient questionnaire  Baseline, 6 and 12 months 
NYHA Class  Baseline, 6 and 12 months 
Heart rate variability (HRV)  Baseline, 6 and 12 months 
Blood biomarkers (brain natriuretic peptide,
NT-proBNP, creatinine 
Baseline, 6 and 12 months 
Left Ventricular End Systolic Diameter (LVESD)  Baseline, 6 and 12 months 
 
Target Sample Size   Total Sample Size="60"
Sample Size from India="60" 
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)   19/11/2013 
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)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Open to Recruitment 
Publication Details    
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary  

A followup safety study to see the long-term effect of safety and efficacy of Cyberonics VNS Therapy System for the treatment of symptomatic heart failure for an additional 6 months.

RefCTRI Number for the main study is CTRI/2012/05/002681

 
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