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CTRI Number  CTRI/2024/11/076523 [Registered on: 11/11/2024] Trial Registered Prospectively
Last Modified On: 02/06/2025
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Comparison of one vs both side Quadratus Lumborum Block using Bupivacaine with Dexmedetomidine for Postoperative pain relief in Laparoscopic Nephrectomies: A randomized study. 
Scientific Title of Study   Comparison of unilateral versus bilateral Quadratus Lumborum Block using Bupivacaine with Dexmedetomidine for Postoperative Analgesia in Laparoscopic Nephrectomies: A randomized 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  Dr Neha Singh 
Designation  Professor 
Affiliation  All India Institute of Medical Sciences, Bhubaneswar 
Address  Department of Anesthesiology and Critical care, All India Institute of Medical Sciences, Sijua, Patrapada, Bhubaneswar, Odisha, India

Khordha
ORISSA
751019
India 
Phone  9438884045  
Fax    
Email  drneha.com@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Neha Singh 
Designation  Professor 
Affiliation  All India Institute of Medical Sciences, Bhubaneswar 
Address  Department of Anesthesiology and Critical care, All India Institute of Medical Sciences, Sijua, Patrapada, Bhubaneswar, Odisha, India


ORISSA
751019
India 
Phone  9438884045  
Fax    
Email  drneha.com@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Neha Singh 
Designation  Professor 
Affiliation  All India Institute of Medical Sciences, Bhubaneswar 
Address  Department of Anesthesiology and Critical care, All India Institute of Medical Sciences, Sijua, Patrapada, Bhubaneswar, Odisha, India


ORISSA
751019
India 
Phone  9438884045  
Fax    
Email  drneha.com@gmail.com  
 
Source of Monetary or Material Support  
All India Institute of Medical Sciences Sijua Patrapada Bhubaneswar, PIN-751019, Odisha India 
 
Primary Sponsor  
Name  All India Institute of Medical Sciences Sijua Patrapada Bhubaneswar Odisha India 
Address  All India Institute of Medical Sciences Sijua Patrapada Bhubaneswar, PIN-751019, Odisha India 
Type of Sponsor  Research institution and hospital 
 
Details of Secondary Sponsor  
Name  Address 
None  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 Neha Singh  All India Institute of Medical Sciences, Bhubaneswar  Department of Anesthesiology and Critical care, Pre-operative areas, Operation theatre complexes, Postoperative recovery areas and Wards, AIIMS, Bhubaneswar Khordha ORISSA India
Khordha
ORISSA 
09438884045

drneha.com@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institutional Ethics Committee, All India Institute of Medical Sciences, Bhubaneswar   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition:N398||Other specified disorders of urinary system. Ayurveda Condition: VRUKKAJAVIDRADHIH, (2) ICD-10 Condition:N159||Renal tubulo-interstitial disease,unspecified. Ayurveda Condition: VRUKKAJAVIDRADHIH,  
 
Intervention / Comparator Agent  
snoIntervention/ComparatorTypeDrug-TypeProcedure NameDetails
1Intervention ArmProcedure- (Procedure Reference: Unilateral QLB, Procedure details: Bupivacaine 0.25% 30 mL with inj. dexmedetomidine 1 mcg/kg will be injected on the anterior aspect of the muscle on the side of the surgery.)
2Comparator Arm (Non Ayurveda)-Bilateral QLBBupivacaine 0.25% 40 mL with inj. dexmedetomidine 1 mcg/kg will be taken and 20 mL will be injected on the anterior aspect of the muscle on each side.
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  75.00 Year(s)
Gender  Both 
Details  ASA I/II, 18-75 years male &female patients planned for laparoscopic nephrectomy surgery. 
 
ExclusionCriteria 
Details  Patients with known allergy to the drugs used
Patients with contraindications for QLB
Patient refusal for consent
BMI more than 35  
 
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 compare postoperative Numeric rating Scale (NRS) scores over 24 hours.  To compare postoperative Numeric rating Scale (NRS) scores over 24 hours. 
 
Secondary Outcome  
Outcome  TimePoints 
a) Time to request of first rescue analgesia and number of doses
b) Total dose of Intraoperative Opioid used
c) Numeric Rating Scale (NRS) scores at 2,4,8,12,18, & 24 hrs
d) Time taken to perform block
e) Postoperative complications - Nausea/Vomiting/bradycardia/dizziness/Pruritus/ Respiratory Depression
f) Ramsay sedation score (RSS)
g) Quality of recovery 15(QoR 15) and Bruggemann comfort scale (BCS)
h) Length of hospital stay and CPSP (Chronic Postsurgical Pain) at 3 months.  
First postoperative 24 hours to 3 months. 
 
Target Sample Size   Total Sample Size="120"
Sample Size from India="120" 
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)   19/11/2024 
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="2"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Open to Recruitment 
Publication Details   N/A 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary
Modification(s)  

Effective pain management after Laparoscopic Nephrectomy is of pivotal for postoperative recovery and patient satisfaction. Various regional blocks like Quadratus Lumborum Block (QLB), Erector Spinae Plane Block (ESPB), and Transverse Abdominis Plane (TAP) Block have been used in nephrectomies. Among the facial plane blocks, QLB effectively decreases opioid requirements, pain scores, and associated side effects in patients undergoing nephrectomy [1].

Both unilateral and bilateral QLBs were used for analgesia, but still not compared for analgesic effect. Preoperative unilateral QLB in laparoscopic-assisted nephrectomy successfully decreased postoperative pain and perioperative opioid consumption [2]. Bilateral QLB techniques showed comparable postoperative analgesic properties with epidural among living kidney donors undergoing laparoscopic nephrectomy [3-4]. So, we have planned this study to compare the unilateral vs bilateral QLB using Bupivacaine with Dexmedetomidine in laparoscopic nephrectomies.

References:

1. Little C, Rahman S. Quadratus Lumborum Blocks in Nephrectomy: A Narrative Review. Local Reg Anesth. 2021 Apr 19;14:57-65.

2. Li Y, Wang L, Sun J, Xie T, Fu J, Feng C, Lu G. Effects of Subcostal Anterior Quadratus Lumborum Block with and without Dexmedetomidine on Postoperative Rehabilitation in Patients Undergoing Laparoscopic Renal Surgery: A Prospective Double-Blinded Randomized Controlled Study. Drug Des Devel Ther. 2023 Nov 10;17:3281-3293. 

3. Rahendra R, Pryambodho P, Aditianingsih D, Sukmono RB, Tantri A, Melati AC. Comparison of IL-6 and CRP Concentration Between Quadratus Lumborum and Epidural Blockade Among Living Kidney Donors: A Randomized Controlled Trial. Anesth Pain Med. 2019 Apr 28;9(2): e91527.

4. Aditianingsih D, Pryambodho, Anasy N, Tantri AR, Mochtar CA. A randomized controlled trial on analgesic effect of repeated Quadratus Lumborum block versus continuous epidural analgesia following laparoscopic nephrectomy. BMC Anesthesiol. 2019 Dec 5;19(1):221. doi: 10.1186/s12871-019-0891-7. PMID: 31805855; PMCID: PMC6894195.

 
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