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CTRI Number  CTRI/2023/01/049220 [Registered on: 25/01/2023] Trial Registered Prospectively
Last Modified On: 16/01/2023
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   Comparative study of patient will recieve retrolaminar block with patient will not receive retrolaminar block in adult patient undergoing percutaneous nephrolithotomy surgery  
Scientific Title of Study   Comparative study of analgesic effectiveness in Retrolaminar block with intravenous patient controlled analgesia (PCA) in adult patients undergoing percutaneous nephrolithotomy surgery : A randomized controlled trial 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Anu kumari 
Designation  Junior resident 
Affiliation  All india institute of medical science patna 
Address  Department of Anaesthesiology , All India Institute of Medical Science Patna Phulwari Sharif Patna
Department of Anaesthesiology , All India Institute of Medical Science Patna Phulwari Sharif Patna
Patna
BIHAR
801507
India 
Phone  08826027590  
Fax    
Email  ku.anu373@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  poonam kumari 
Designation  Associate professor 
Affiliation  All india institute of medical science patna 
Address  Room no 506 5th floor ot complex ipd building Aiims patna
Room no 506 5th floor ot complex ipd building Aiims patna
Patna
BIHAR
801507
India 
Phone  7992418189  
Fax    
Email  drpoonam1981@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Anu Kumari 
Designation  junior resident 
Affiliation  All india institute of medical science patna 
Address  Department of Anaesthesiology , All India Institute of Medical Science Patna Phulwari Sharif Patna
Department of Anaesthesiology , All India Institute of Medical Science Patna Phulwari Sharif Patna
Patna
BIHAR
801507
India 
Phone  8826027590  
Fax    
Email  kuanu373@gmail.com  
 
Source of Monetary or Material Support  
All india institute of medical science patna 
 
Primary Sponsor  
Name  All india institute of medical science 
Address  Urology ot 5th complex ipd building Aiims patna  
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
All india institute of medical science  Urology ot 5th complex ipd building aiims patna 
 
Countries of Recruitment     India  
Sites of Study  
No of Sites = 1  
Name of Principal Investigator  Name of Site  Site Address  Phone/Fax/Email 
Poonam kumari  All India Institute Of Medical Sceience Patna  Department of anaesthesiology Patna BIHAR
Patna
BIHAR 
7992418189

drpoonam1981@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional ethics committee  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: N201||Calculus of ureter, (2) ICD-10 Condition: N289||Disorder of kidney and ureter, unspecified, (3) ICD-10 Condition: O||Medical and Surgical, (4) ICD-10 Condition: N29||Other disorders of kidney and ureter in diseases classified elsewhere, (5) ICD-10 Condition: N288||Other specified disorders of kidney and ureter,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  General anesthesia and opioids through PCA fentanyl pump   PCA fentanyl pump with 0.5mcg/kg at loading dose with lockout interval 15 min for postoperative 24 hours 
Intervention  general anesthesia with retrolaminar block  0.25% bupivacaine of total volume 20 ml while intraoperative period  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  70.00 Year(s)
Gender  Both 
Details  Age 18 to 70 (Either sex)
ASA I/II
BMI <30kg/m2 
 
ExclusionCriteria 
Details  History of focal neurological deficit
psychiatric disorder
coagulation disorder
liver pathology
use of any opioid in last 6 month 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant and Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
To measure perioperative fentanyl consumption in 24 hours  To measure perioperative fentanyl consumption in 24 hours 
 
Secondary Outcome  
Outcome  TimePoints 
Time of first rescue analgesia
NRS score at post operative period  
NRS score postoperative at 30 min,2 hour,4 hour,8 hour,12 hour,24 hour 
 
Target Sample Size   Total Sample Size="40"
Sample Size from India="40" 
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   Phase 4 
Date of First Enrollment (India)   01/02/2023 
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   Not published 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary  

Comparative study of analgesic effectiveness in Retrolaminar block with intravenous patient controlled analgesia (PCA) in adult patient undergoing percutaneous nephrolithotomy surgery: A randomized controlled trial

INTRODUCTION
  • Percutaneous nephrolithotomy is a surgical procedure commonly used to treat large kidney stones. It is usually accompanied by severe pain and discomfort postoperatively.
  • Regional blocks have been used to control post operative pain are QLB, subcostal block, paravertebral block and erector spinae block.
  • Ultrasounded guided retrolaminar block is recently introduced as a regional analgesia technique for surgeries in thoracolumbar region.
AIM :To evaluate the analgesic effect of US guided RLB in terms of reducing the perioperative (24 hours) opioid consumption in patients with PCNL surgery.

OBJECTIVE
         Primary objective: To measure perioperative total fentanyl consumption in 24 hours.
         Secondary objective: Time of first rescue analgesia
                                            : NRS score postoperative period 30 min,2 hour,4 hour,8 hour,12 hour,24 hour
METHODOLGY
         STUDY DESIGN: double blinded, randomised controlled trial
         STUDY POPULATION : All patient undergoing PCNL procedure in AIIMS patna
          SAMPLING TECHNIQUE: Patient will be divided by computer generated randomization number into group I and II
                                                      Group I: will receive general anesthesia only
                                                       Group II:  will receive general anesthesia and retrolaminar block.

After taking written consent from the study participants and will explain about the procedure technique and education about numerical rating score (NRS) and PCA pump to patient.
The patient will be nil per oral for 8 hours prior to procedure. standard monitoring pulse oximetry, non invasive blood pressure and ECG will be attached after entering the operation theatre and baseline value will be noted. All patient in both group will receive general anesthesia. Patient will induced with fentanyl 2 mcg/kg, propofol 2 mg/kg and atracurium 0.5mg/kg.
After induction patient will be intubated with endotracheal tube. Anesthesia will be maintained with isoflurane, oxygen and air to maintain minimum alveolar concentration(MAC).
After placing the patient to prone position all patients of group II will receive US guided RLB at T9 level. For this we will place a linear US probe longitudinally in midline to identified spinous process of T9 level vertebra.
Following this the US probe will be slide slightly laterally toward the operating side to identified following structure the lamina ( horse head sign of hyperechoic structure).erector spinae muscle and the hyperechoic dura between two lamina.
The needle will be inserted in plane to the probe in cranial or caudal direction towards the targeted lamina (1 to 1.5 cm lateral to the target spinous process) and needle tip will be contacted with lamina.
After negative aspiration for blood and air 0.25% bupivacaine of total volume 20 ml will be injected. patient of group I will not receive any intervention.At the end of surgery total intraoperative fentanyl consumption will be noted in both group. 
Postoperative all patients will receive paracetamol 1 gm iv every 6 hourly. All patient enrolled in study will be provided with PCA fentanyl pump with 0.5mcg/kg fentanyl at each loading but not infusion.
Lockout interval 15 min. The patient will be instructed to use the pump when NRS will be 4 or above. The fentanyl consumption will be recorded during intra and post operative 24 hours by a researcher who is not a member of the surgical team (30 min,2 hours,4 hours,8 hoyrs,12 hours,24 hours).
 
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