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CTRI Number  CTRI/2021/12/038627 [Registered on: 15/12/2021] Trial Registered Prospectively
Last Modified On: 25/12/2024
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   Comparison of efficacy of two different techniques of Ultrasound guided local anesthetic drug injections for postoperative pain relief in radical breast surgeries. 
Scientific Title of Study   Comparison Of Efficacy Of Ultrasound Guided Single Level Thoracic Paravertebral Block Versus Complete Antethoracic Block For Postoperative Analgesia In Modified Radical Mastectomy:A Non Inferiority Randomized Controlled Trial 
Trial Acronym  Not Applicable 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Ruchi Singh 
Designation  Senior Resident 
Affiliation  Dr B.R.A.I.R.C.H.,All India Institute of Medical Sciences,New Delhi 
Address  Department of Oncoanesthesia and Palliative medicine, Dr BRA IRCH
Department of Oncoanesthesia and Palliative medicine, Dr BRA IRCH
New Delhi
DELHI
110023
India 
Phone  09165291956  
Fax  -  
Email  instantruchi@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Ruchi Singh 
Designation  Senior Resident 
Affiliation  Dr B.R.A.I.R.C.H.,All India Institute of Medical Sciences,New Delhi 
Address  Department of Oncoanesthesia and Palliative medicine, Dr BRA IRCH
Department of Oncoanesthesia and Palliative medicine, Dr BRA IRCH
New Delhi
DELHI
110023
India 
Phone  09165291956  
Fax  -  
Email  instantruchi@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Sachidanand Jee Bharti  
Designation  Additional Professor 
Affiliation  Dr B.R.A.I.R.C.H.,All India Institute of Medical Sciences,New Delhi 
Address  Room No.139, Department of Oncoanesthesia and Palliative Medicine,Dr. B.R.A. I.R.C.H., A.I.I.M.S., New Delhi
Room No.139, Department of Oncoanesthesia and Palliative Medicine,Dr. B.R.A. I.R.C.H., A.I.I.M.S., New Delhi
New Delhi
DELHI
110023
India 
Phone  9968436042  
Fax  -  
Email  sachidadr@yahoo.co.in  
 
Source of Monetary or Material Support  
AIIMS, Oncology Department 
 
Primary Sponsor  
Name  AIIMS 
Address  Department of Onco-Anaesthesia and Palliative Medicine, All India Institute of Medical Sciences, 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 
Dr Sachidanand Jee Bharti   AIIMS  Oncology, Operation Theatre Dr BRAIRCH, All India Institute of Medical sciences,New Delhi
New Delhi
DELHI 
9968436042
-
sachidadr@yahoo.co.in 
 
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: C50||Malignant neoplasm of breast,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Intervention  Complete Antethoracic Block  Patients will receive Complete Antethoracic block with 60ml 0.2% ropivacaine along with general anaesthesia. 
Comparator Agent  Thoracic Paravertebral block  Patients will receive single level thoracic Paravertebral block with 25ml 0.5% ropivacaine along with general anaesthesia.  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  70.00 Year(s)
Gender  Female 
Details  1. ASA I and II
2. Patients posted for MRM
3. Patients giving written informed consent to participate in the study
 
 
ExclusionCriteria 
Details  1. BMI > 35kg/m2
2. Patient with infection at the site of injection
3. Coagulopathy
4. Spine deformity
5. Drug addicts or history of opioid dependence
6. Patients with history of allergy to opioids or local anaesthetics 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Outcome Assessor Blinded 
Primary Outcome  
Outcome  TimePoints 
To measure the duration of Post-operative
analgesia (that is, time to first rescue analgesia
after administration of block ).
 
Post-operative (0
min) ,30 min ,1, 2 , 6 ,12 and 24 hours or as per patients request within 24hours in postoperative period 
 
Secondary Outcome  
Outcome  TimePoints 
Total rescue analgesic requirement in
Post-operative period.
 
Post-operative (0
min) ,30 min ,1, 2 , 6 ,12 and 24 hours or as per patients request within 24hours of surgery 
Comparison of Post-operative pain ( using numeric rating scale) and adverse effects   Post-operative (0
min) ,30 min ,1, 2 , 6 ,12 and 24 hours  
To evaluate and compare patient satisfaction with the block
procedure and at the end of 24hours in postoperative period. 
Immediately after the block and at the end of 24hours in postoperative period. 
 
Target Sample Size   Total Sample Size="70"
Sample Size from India="70" 
Final Enrollment numbers achieved (Total)= "70"
Final Enrollment numbers achieved (India)="70" 
Phase of Trial   N/A 
Date of First Enrollment (India)
Modification(s)  
16/12/2021 
Date of Study Completion (India) 15/03/2022 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="3"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
Modification(s)  
not yet 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary
Modification(s)  
Breast cancer is increasingly becoming the most common cancer among females worldwide.Modified radical mastectomy(MRM) is a common surgical procedure being performed for patients with breast cancer.Perioperative pain management is one of the crucial elements required for optimal outcome of patients undergoing oncosurgical procedures.The optimal use of analgesic technique provides both short term benefits like adequate pain management,reduced postoperative nausea and vomiting,improved quality of surgical recovery and long term benefits like reduced risk of development of chronic postsurgical pain and development of metastases and recurrent disease.A number of regional anesthetic techniques like local wound infiltration,thoracic epidural anesthesia and thoracic paravertebral block and more recently fascial blocks have been employed for perioperative pain in patients undergoing breast cancer surgeries.The fascial blocks include classical and modified Pectoralis nerve block(PECS),Serratus anterior plane(SAP) and Erector spinae plane block(ESPB).The pectoral nerve block is an easy and safe nerve block for breast surgery.But it does not sufficiently block the anterior branches of the intercostal nerves (from T2 to T6) or the lateral branches of the intercostal nerves (from T5 to T6); therefore, postoperative analgesia of the internal and inferior mammary area may be insufficient. Complete Antethoracic block blocks these spared anterior and lateral branches of intercostal nerves too,hence better analgesia of the breast is provided.There is a case report on analgesic effect of complete antethoracic block,but it has not been compared with paravertebral block to compare its analgesic efficacy previously.Hence,with the above background, we planned a prospective randomized clinical trial to compare the analgesic efficacy of single level thoracic paravertebral block and complete antethoracic block in patients undergoing modified radical mastectomy. 
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