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CTRI Number  CTRI/2017/10/010264 [Registered on: 31/10/2017] Trial Registered Prospectively
Last Modified On: 13/07/2020
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   To compare analgesic efficacy of two truncal blocks:TAP and QL block in laparoscopic inguinal hernia surgeries  
Scientific Title of Study   To compare analgesic efficacy of bilateral Quadratus Lumborum block vs Transversus Abdominis Plane block in patients undergoing laparoscopic Trans-abdominal Pre-peritoneal repair of inguinal hernia: a randomised control trial 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  AVISHEK ROY 
Designation  junior resident 
Affiliation  AIIMS, NEW DELHI 
Address  Ansari nagar, new delhi, AIIMS
ANSARI NAGAR, DELHI-110029
New Delhi
DELHI
110029
India 
Phone  9038516090  
Fax    
Email  roy.avishek1992@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Debesh Bhoi 
Designation  assistant professor 
Affiliation  AIIMS, NEW DELHI 
Address  AIIMS, Ansari nagar, new delhi
Ansari Nagar, Delhi-110029
New Delhi
DELHI
110029
India 
Phone  7042129428  
Fax    
Email  debeshbhoi@gmail.com  
 
Details of Contact Person
Public Query
 
Name  AVISHEK ROY 
Designation  junior resident 
Affiliation  AIIMS, NEW DELHI 
Address  AIIMS, Ansari nagar, new delhi
ANSARI NAGAR, DELHI-110029
New Delhi
DELHI
110029
India 
Phone  9038516090  
Fax    
Email  roy.avishek1992@gmail.com  
 
Source of Monetary or Material Support  
AIIMS HOSPITAL, Ansari nagar, new delhi 
 
Primary Sponsor  
Name  AIIMS hospital 
Address  Ansari nagar, New delhi 
Type of Sponsor  Government medical college 
 
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 
AVISHEK ROY  All India Insitute Of Medical sciences  Ansari nagar, NEW DELHI
New Delhi
DELHI 
9038516090

roy.avishek1992@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Institute Ethics Committee,AIIMS  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied
Modification(s)  
Health Type  Condition 
Patients  ASA-1/2 patients, aged 18-65 years undergoing uni/bilateral inguinal hernia repair by TAPP approch. both sexes included, (1) ICD-10 Condition: M958||Other specified acquired deformities of musculoskeletal system,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Quadratus lumborum block   truncal block applied as apart of multimodal analgesia in many surgeries. we will use transmuscular approach of Quadratus Lumborum block where local anesthetic( 20 ml of 0.25 % ropivacaine each side) will be injected under USG guidance between quadratus lumborum and psoas major muscle 
Comparator Agent  Trasnversus Abdominis Plane block  well established truncal block technique. we will use posterior approach where local anesthetic (20 ml of 0.25% Ropivacaine) will be injected in between internal oblique and transversus abdominis muscle of abdomen. block will be done under USG guidance and through lumabr traingle of petit. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  ASA 1 and 2, both unilateral and bilateral inguinal hernia 
 
ExclusionCriteria 
Details  refusal to consent, BMI>35 kg/m2, history of allergy to local anesthetic, history of neurological or psychiatric disorder, active infection at the site of injection, bleeding diathesis-platelet count<100,00/mm3 and/or INR>1.5, patients unable to comprehend use of PCA pump, patients with recurrent or complicated hernia 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
To assess the intraoperative and post-operative Fentanyl consumption over 24 hours of surgery  24 hours post-operatively 
 
Secondary Outcome  
Outcome  TimePoints 
assessment of dermatomal coverage by 3 point scale  upto 30 minutes 
calculate total performance time in each group  during blocks 
observation of lower limb weakness  24 hours 
time to first analgesic requirement indicated by the time when patient presses PCA button  immediate post operative period 
comparison of NRS score between the two group   after awakenig,1hr, 2hr, 4 hr, 6hr,12 hr, 24 hr 
quality of recovery at 24 hours by QoR-40 questionnaire  24 hours 
quality of life assessment by SF-36 questionnaire  3 months post-operatively 
incidence of post-operative nausea and vomitting  24 hours 
 
Target Sample Size   Total Sample Size="60"
Sample Size from India="60" 
Final Enrollment numbers achieved (Total)= "42"
Final Enrollment numbers achieved (India)="42" 
Phase of Trial   N/A 
Date of First Enrollment (India)   02/11/2017 
Date of Study Completion (India) 25/03/2019 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) 25/03/2019 
Estimated Duration of Trial   Years="1"
Months="11"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
Modification(s)  
This study has bagged first prize as poster presentation in PG assembly organised by department of anesthesia in AIIMS New Delhi in September, 2019. It has not been written as a papaer yet. 
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary
Modification(s)  
After completion of the study, we found that patients in QL group had lesser perioperative fentanyl requirements and longer lasting analgesia as compared to patients in TAP group. Post operative pain scores and comparison of quality of life assessed by QOR-SF-36 at 3 months post operatively were comparable. thus, we concluded that QL block was better in terms of perioperative analgesia in patents undergoing laparoscopic TAPP repair of inguinal hernia. There was no observable adverse effect to preclude the study. The study was printed in the form of thesis dissertation in June 2019 and accepted by AIIMS ethical board before final MD examination. 
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