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CTRI Number  CTRI/2024/11/076187 [Registered on: 04/11/2024] Trial Registered Prospectively
Last Modified On: 02/11/2024
Post Graduate Thesis  Yes 
Type of Trial  PMS 
Type of Study   Medical Device 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Comparison of a monitor called SPI versus hemodynamic parameters on use of pain medication during removal of kidney through keyhole surgery under general anesthesia - an experimental study 
Scientific Title of Study   Effect of surgical plethysmography index on perioperative opioid use in patients undergoing laparoscopic nephrectomy under general anesthesia - A randomized controlled 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  Sharat krishna reddy kesavareddy 
Designation  Junior resident 
Affiliation  Nizams institute of medical sciences. 
Address  Department of Anesthesia and Intensive Care, Nizams institute of medical sciences, Panjagutta, Hyderabad.
Hyderabad,Telangana.
Hyderabad
TELANGANA
500082
India 
Phone  9700033346  
Fax    
Email  sharatkrishnareddyk@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Indira gurajala 
Designation  professor 
Affiliation  Nizams institute of medical sciences. 
Address  Department of Anesthesia and Intensive care, Nizams institute of medical sciences, Panjagutta, Hyderabad.
Hyderabad,Telangana.
Hyderabad
TELANGANA
500082
India 
Phone  7729932044  
Fax    
Email  indiradevraj@yahoo.in  
 
Details of Contact Person
Public Query
 
Name  Sharat krishna reddy kesavareddy 
Designation  Junior resident 
Affiliation  Nizams institute of medical sciences. 
Address  Department of Anesthesia and intensive care, Nizams institute of medical sciences, panjagutta, Hyderabad.
Hyderabad,Telangana.
Hyderabad
TELANGANA
500082
India 
Phone  9700033346  
Fax    
Email  sharatkrishnareddyk@gmail.com  
 
Source of Monetary or Material Support  
Nizams Institute of Medical Sciences, panjagutta, Hyderabad, Telangana, India pincode:500082. 
 
Primary Sponsor  
Name  Nizams institute of medical sciences 
Address  Panjagutta, Hyderabad, 500082, telangana, India. 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
None   
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Dr K Sharat Krishna Reddy  Nizams Institute of medical Sciences  Speciality block operation theatre Department of Anesthesia and intensive care, Nizams institute of medical sciences, panjagutta, hyderabad.
Hyderabad
TELANGANA 
9700033346

sharatkrishnareddyk@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
NIMS Institutional Ethics Committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: O||Medical and Surgical,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  opioid sparing analgesia technique through surgical plethesmography index.  patients are divided into 2 group SPI-group and control group. SPI- group: fentanyl group will be given 0.5mcg/kg when SPI above 50 for more than 5 minutes.  
Comparator Agent  opioid sparing analgesia through SPI - guided intervention.  In control group: injection fentanyl will be given if heart rate or blood pressure will increase more than 20% for more than 5 minutes. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  80.00 Year(s)
Gender  Both 
Details  patients undergoing elective laparoscopic nephrectomy,with ASA grade 1 and 2, normal renal and liver function test and hemoglobin 9gram/dl 
 
ExclusionCriteria 
Details  patient refusal, emergency surgery, patients who are hemodynamically unstable, pregnant women and who has history of opiod abuse. 
 
Method of Generating Random Sequence   Random Number Table 
Method of Concealment   An Open list of random numbers 
Blinding/Masking   Participant and Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
compare the amount the amount of intraoperative injection fentanyl requirement in SPI- guided group and conventional group which is based on hemodynamic response- based group.   from time of patient induction to extubation 
 
Secondary Outcome  
Outcome  TimePoints 
check incidence of number of hemodynamic events such as tachycardia, unwanted somatic movements, time for extubation ( time from spontaneous breathing efforts to removal endo tracheal tube)
postoperative tramadol requirement. 
intraoperative inducation to until 24hours post operatively. 
 
Target Sample Size   Total Sample Size="76"
Sample Size from India="76" 
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   Post Marketing Surveillance 
Date of First Enrollment (India)   15/11/2024 
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="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 - YES
  1. What data in particular will be shared?
    Response - All of the individual participant data collected during the trial, after de-identification.

  2. What additional supporting information will be shared?
    Response -  Study Protocol
    Response -  Statistical Analysis Plan
    Response - Informed Consent Form
    Response - Clinical Study Report

  3. Who will be able to view these files?
    Response - Researchers whose proposed use of the data has been approved by an independent review committee identified for this purpose.

  4. For what types of analyses will this data be available?
    Response - For individual participant data meta-analysis.

  5. By what mechanism will data be made available?
    Response (Others) - 

  6. For how long will this data be available start date provided 12-01-2025 and end date provided 11-03-2030?
    Response - Beginning 3 months and ending 5 years following article publication.

  7. Any URL or additional information regarding plan/policy for sharing IPD? 
    Additional Information - NIL
Brief Summary   Though systemic opioids are commonly used and provide good pain relief, there is an increase incidence postoperative nausea and vomiting, urinary retention,respiratory depression and especially in cancer patients several studies have shown that tumor recurrence and decreased disease free and overall survival rate. As it is impossible to completely do away with perioperative opioid use, emphasis has been on opioid sparing analgesia.
To support this a search for newer modality has been increased which easy and inexpensive. Surgical pletysmography is new modality used to monitor nociceptive stimuli and anti-nociceptive drug effect during surgery using the pulse wave photoplethysmographic amplitude and heart rate interval derived from pulse oximetry measurements, represents the mean surgical stress level during anaesthesia.
The present study is planned to evaluate the utility of SPI ( surgical plethysmograhic index ) in providing opioid sparing analgesia. 
This study is a randomized double blinded study which will be done in patients scheduled for laparoscopic radical nephrectomy.
Conduct of study as follows, Patients are divided are into 2 groups, that is SPI- guided analgesia group injection fentanyl will be given @IV 0.5mcg/kf bolus when SPI above 50 for more than 5min. other group is that is Control group, injection fentanyl was given at standard practice based on changes in heart rate and blood pressure >20% of the base line.
 
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