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CTRI Number  CTRI/2019/01/017255 [Registered on: 25/01/2019] Trial Registered Prospectively
Last Modified On: 28/04/2020
Post Graduate Thesis  No 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group, Active Controlled Trial 
Public Title of Study   A Clinical Study to Compare Nerve block in Right Upper Side of Abdomen Performed using Ultrasound and Laparoscopy for Postoperative Pain Relief 
Scientific Title of Study   Comparison of Laparoscopic guided with Ultrasound Guided Subcostal Transversus Abdominis Plane Block for Postoperative Analgesia in Laparoscopic Cholecystectomy – A Prospective, Randomized Study 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Rajagopalan Venkatraman 
Designation  Professor 
Affiliation  Srm Medical College Hospital and Research Centre 
Address  Department of Anaesthesiology Srm Medical College Hospital Potheri

Kancheepuram
TAMIL NADU
603203
India 
Phone  9894581455  
Fax    
Email  drvenkat94@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Rajagopalan Venkatraman 
Designation  Professor 
Affiliation  Srm Medical College Hospital and Research Centre 
Address  Department of Anaesthesiology Srm Medical College Hospital Potheri

Kancheepuram
TAMIL NADU
603203
India 
Phone  9894581455  
Fax    
Email  drvenkat94@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Meshach M Dhas 
Designation  Postgraduate Student 
Affiliation  Srm Medical College Hospital and Research Centre 
Address  Department of Anaesthesiology Srm Medical College Hospital Potheri

Kancheepuram
TAMIL NADU
603203
India 
Phone  9489618237  
Fax    
Email  meshachmdhas@gmail.com  
 
Source of Monetary or Material Support  
SRM Institute of Science and Technology 
 
Primary Sponsor  
Name  SRM medical College Hospital  
Address  Room no 1, B Block, Department of Anaesthesiology Potheri Kattankulathur 603203 Kancheepuram TAMIL NADU  
Type of Sponsor  Research institution and hospital 
 
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 
Rajagopalan Venkatraman  SRM medical college hospital   Department of Anaesthesiology Srm Medical College Hospital Potheri Kattankulathur
Kancheepuram
TAMIL NADU 
9894581455

drvenkat94@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
SRM Medical College Hospital and Research Centre   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: K806||Calculus of gallbladder and bile duct with cholecystitis,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Laparoscopic guided Subcostal TAP BLock  The nerve block performed between internal oblique and transversus abdominis muscle below the costal margin under visualisation with laparosopy. 
Intervention  Ultrasound guided Subcostal TAP Block  The nerve block performed between internal oblique and transversus abdominis muscle below the costal margin under ultrasound guidance.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  70.00 Year(s)
Gender  Both 
Details  1. Patients with ASA Physical Status I and II posted for unilateral laparoscopic cholecystectomy.
2. Weighing between 60 – 100 kg

 
 
ExclusionCriteria 
Details  1. All patients with ASA Physical Status III and above
2. Patients who refuse to participate in the study
3. Patients who are allergic to amide local anaesthetics
4. Patients who are pregnant
5. Patients with chronic cardiac, renal or hepatic condition
6. Patients with coagulation abnormalities
 
 
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 
Duration of postoperative analgesia   Time taken from the block completion to the first request for postoperative analgesia 
 
Secondary Outcome  
Outcome  TimePoints 
Consumption of analgesics  Total consumption of Morphine in the PCA pump for 24 hours is calculated 
 
Target Sample Size   Total Sample Size="60"
Sample Size from India="60" 
Final Enrollment numbers achieved (Total)= "0"
Final Enrollment numbers achieved (India)="80" 
Phase of Trial   N/A 
Date of First Enrollment (India)   01/02/2019 
Date of Study Completion (India) 30/09/2019 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="1"
Months="0"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details   NA 
Individual Participant Data (IPD) Sharing Statement

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

Brief Summary  

Patients posted Laparoscopic cholecystectomy that fulfills the inclusion criteria will be enrolled in this study after obtaining ethical committee clearance. Patients will be randomly allocated into two groups, Group A and Group B, with 40 patients in each group. At the end of surgery, Group A patients will receive Ultrasound guided bilateral subcostal  Transversus Abdominis Plane (TAP) block with Ropivacaine 0.2% 20 ml. Group B patients will receive laparoscopic guided bilateral subcostal TAP block with Ropivacaine 0.2% 20 ml.  The patient will be monitored by the anaesthesiologist in PACU who will be blinded to the group involved.

All patients will be premedicated with Tab. Alprazolam 0.5 mg PO 2 hrs before being shifted to the operating theatre. Patient’s vitals will be monitored with pulse oximetry, NIBP, and ECG. All the patients will receive general anaesthesia with endotracheal intubation which will be standardized. Patients will be induced with Propofol 2mg/kg and vecuronium 0.1 mg/kg as the muscle relaxant. Morphine 0.15 mg/kg iv will be the intraoperative analgesic. Anaesthesia will be maintained with Sevoflurane and vecuronium.

At the end of surgery, the patient will receive either ultrasound (Group A) or laparoscopic guided (Group B) TAP block. After taking proper aseptic precautions, TAP block will be given using 20 ml of 0.2% Ropivacaine. The patient will be extubated after performing the block and shifted to recovery. The patient will be shifted to PACU when Aldrete recovery criteria are satisfied. The patient will be continuously monitored in PACU for 24 hours. The pain will be assessed by visual analog scale (VAS), measured at rest with 0 being no pain and 10 being worst pain possible. 

The duration of postoperative analgesia is defined as the time taken from the completion of TAP block to the first request for postoperative analgesia (VAS > 3). The patient will be started on Patient Controlled Analgesia pump with morphine bolus dose of 1 mg and lockout interval of 10 minutes. The patient will be instructed to have bolus when VAS is more than 3. The total consumption of morphine is noted. The occurrence of any adverse effects like nausea, vomiting, itching and respiratory depression will be noted and treated accordingly.

 
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