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CTRI Number  CTRI/2025/04/084755 [Registered on: 15/04/2025] Trial Registered Prospectively
Last Modified On: 04/04/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Crossover Trial 
Public Title of Study   Comparison of three techniques of face mask ventilation in patients undergoing surgery. 
Scientific Title of Study   Comparison of three techniques of two hand face mask ventilation: Prospective randomized crossover trial in patients undergoing elective surgery. 
Trial Acronym  NIL 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Anjana Wajekar 
Designation  Professor, Department of Anaesthesia Critical care and Pain 
Affiliation  Tata Memorial Hospital 
Address  ACTREC, Tata Memorial Centre, HBNI. Kharghar, Navi Mumbai.

Mumbai
MAHARASHTRA
410210
India 
Phone  9930104106  
Fax    
Email  anjanawajekar@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Athul R G 
Designation  Junior resident, Department of anaesthesia critical care and pain 
Affiliation  Tata Memorial Hospital 
Address  Tata memorial hospital, Parel, Mumbai

Mumbai
MAHARASHTRA
400012
India 
Phone  7994553050  
Fax    
Email  atulrg995@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Athul R G 
Designation  Junior resident, Department of anaesthesia critical care and pain 
Affiliation  Tata Memorial Hospital 
Address  Tata memorial hospital, Parel, Mumbai

Mumbai
MAHARASHTRA
400012
India 
Phone  7994553050  
Fax    
Email  atulrg995@gmail.com  
 
Source of Monetary or Material Support  
ACTREC, Tata memorial centre. Mumbai 
 
Primary Sponsor  
Name  ACTREC, Tata memorial centre 
Address  ACTREC, TMC, Kharghar, Navi Mumbai. 410210 
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 
Dr Athul R G  ACTREC  ACTREC,Sector 22, unsaved chowk-cis road, Kharghar,Navi mumbai. 410210
Mumbai
MAHARASHTRA 
9656446880

atulrg995@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
IEC- III,ACTREC  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: C00-D49||Neoplasms,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  Two hand face mask ventilation technique-L technique.  Transverse mandibular or bilateral L technique. 
Intervention  Two hand face mask ventilation techniques- CE technique, VE technique  Two techniques of two hand face mask ventilation in all the selected patients ,in randomised order. 1.Bilateral C-E technique. 2.Bilateral thenar eminence grip or the V-E technique. 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  65.00 Year(s)
Gender  Both 
Details  ASA I-III adult patients (18 - 65 years) scheduled to undergo elective surgery under general anaesthesia, with the use of non-depolarising muscle relaxant, will be included. 
 
ExclusionCriteria 
Details  1.Pediatric patients
2.Patients greater than or equal to 66 years of age
3.Patients at risk of aspiration such as pregnant patients, patients with gastro-intestinal obstruction, uncontrolled diabetes mellitus etc
4. Patients undergoing Emergency surgery
5. Patients with anticipated difficult mask ventilation such as patients with a
history of previous surgery, radiation, trauma, burns or mass (benign or malignant) in
the airways or the cranial, cervical and facial regions, patients with restricted neck and
mandible mobility (rheumatoid arthritis, cervical disc disorders, or temporomandibular joint disorders)
6. Patients with beard
7. Edentulous patients
8. Body mass index (BMI) greater than 30 kg/m2 or less than 18.5 kg/m2
9. Patients with history of snoring or obstructive sleep apnoea 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   On-site computer system 
Blinding/Masking   Investigator Blinded 
Primary Outcome  
Outcome  TimePoints 
To compare the difference between the set tidal volume (TV) and expired TV on controlled ventilation, of these three types of two hand face mask ventilation.  Ten consecutive breaths with each technique with a time break of 10 to 20 seconds between each techniques. 
 
Secondary Outcome  
Outcome  TimePoints 
To compare the end tidal carbon dioxide (ETCO2) graph as per the Concord
grading scale for facemask ventilation
Number of failed breaths as reflected by expired tidal volumes less than 2 ml/kg as recorded by the anaesthesia machine.
To compare the mean peak inspiratory pressure (PIP) of each technique. 
Ten consecutive breaths with each technique with a time break of 10 to 20 seconds between each techniques. 
 
Target Sample Size   Total Sample Size="161"
Sample Size from India="161" 
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)   01/05/2025 
Date of Study Completion (India) Applicable only for Completed/Terminated trials 
Date of First Enrollment (Global)  01/05/2025 
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)   Not Yet Recruiting 
Recruitment Status of Trial (India)  Not Yet Recruiting 
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  

Comparison of three techniques of two hand face mask ventilation:Prospective

randomized crossover trial in patients undergoing elective surgery.

Written informed consent for participation in this study will be obtained one day prior to surgery from all ASA 1-3

adults patients (18-65 years, with no anticipated difficult airway) scheduled to

undergo elective surgery under general anaesthesia, with the use of non-

depolarising muscle relaxant, during the two year study duration, in our institute. All

the patients will be explained the sequence of events that will be occurring during

induction of anaesthesia. A detailed discussion about face mask ventilation, airway

management before surgery, anaesthesia protocol and its inherent risks ,benefits

and safety measures will be done with them. Their demographic details including

age ,sex, weight, any comorbidities along with their treatment, etc will be noted.

initial hemodynamic parameters like HR, BP, SPO2 and ECG rhythm will be noted.

After adequate preoxygenation, anaesthesia inducing agents and non-depolarising

muscle relaxant will be given(confirmed with TOF). Three types of two hand face

mask ventilation will be tried under volume control mode of ventilation with fixed

respiratory parameters, and corresponding Expiratory tidal volume, EtCO2 and Peak

inspiratory pressure are noted from ventilator machine. The patient will be monitored

with HR, BP, SPO2, and ECG throughout the procedure.

 
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