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CTRI Number  CTRI/2025/09/094549 [Registered on: 10/09/2025] Trial Registered Prospectively
Last Modified On: 25/08/2025
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Medical Device 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Comparing performance of Laryngeal mask airways blockbuster and baska for patients undergoing elective surgery under general anaesthesia 
Scientific Title of Study   Comparison of performance characteristics of blockbuster and baska mask lma in patients undergoing elective surgery under general anaesthesia  
Trial Acronym  nil 
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Malvika Kishore 
Designation  Junior Resident  
Affiliation  ESIC model hospital, Basaidarapur, New Delhi 110015, department of anaesthesiology, Ot building C block  
Address  G 73/1b Jagat Puri Delhi-51

East
DELHI
110051
India 
Phone  8586860161  
Fax    
Email  malvikakishore30@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr. Vijay Kumar nagpal 
Designation  Professor  
Affiliation  ESIC model hospital, Basaidarapur 
Address  Esic model hospital, department of anaesthesiology, C block old OT Building, New delhi

West
DELHI
110015
India 
Phone  9968304240  
Fax    
Email  nagpalvijaykumar@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Malvika Kishore 
Designation  Junior Resident  
Affiliation  ESIC model hospital, Basaidarapur 
Address  Esic model hospital, department of anaesthesiology, C block OT building

East
DELHI
110015
India 
Phone  8586860161  
Fax    
Email  malvikakishore30@gmail.com  
 
Source of Monetary or Material Support  
ESI Hospital, Block W, Basai Dara pur, Bali Nagar, New Delhi, Delhi 110015, Department of Anaesthesiology , C Block OT Building  
 
Primary Sponsor  
Name  Esic hospital, Basai Darapur  
Address  ESI, Hospital, block W, basaidarapur, delhi- 110015 
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 Vijay Kumar nagpal  ESIC, PGIMSR BASAIDARAPUR, DELHI  ESI Hospital, Block W, Basai Dara pur, Bali Nagar, New Delhi, Delhi 110015, Department of Anaesthesiology , C Block OT Building
North West
DELHI 
9968304240

Nagpalvijaykumar@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
ESI- PGIMSR   Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Healthy Human Volunteers  Patient with no comorbidities or any one or two we’ll controlled comorbidity ( ASA 1 & 2) ICD-10-PCS Code: 3E0G3GC 
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  BASKA LMA  Comparing Performance Characteristics The Baska Mask is a third-generation supraglottic airway device that utilizes a self-sealing membranous cuff and non-inflatable design to optimize seal during spontaneous or controlled ventilation. It has integrated suction channels for pharyngeal and gastric drainage, reducing aspiration risk. Although both devices are coded similarly in ICD-10-PCS due to procedural similarity, their clinical performance (e.g., seal pressure, ease of insertion, ventilation efficacy) forms the basis for comparison in this trial. 
Intervention  Blockbuster LMA  Comparing Performance characteristics The Blockbuster LMA is a second-generation supraglottic airway device designed for effective airway management during general anesthesia. It features a wide airway tube, drain tube for gastric access, and is equipped with a cuff designed to provide an effective seal for positive pressure ventilation. It also includes fiberoptic-guided intubation capability, making it suitable for difficult airways. After induction of general anesthesia, the Baska Mask will be inserted according to manufacturer guidelines. Proper placement will be confirmed using standard clinical methods (capnography, chest auscultation, chest rise). The device will be used for airway management throughout the surgical procedure. 
Intervention  Nil  Nil 
Intervention  Nil  Nil 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  60.00 Year(s)
Gender  Both 
Details  ASA 1 & 2
Mallampati 1 & 2
Elective Surgery of less than or equal to 2 hours  
 
ExclusionCriteria 
Details  BMI more than 30 KG per M2
Mouth opening of less than 2
History of Gastroesophagial reflux disease
Known allergies to an aesthetic agents or devices 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Participant Blinded 
Primary Outcome  
Outcome  TimePoints 
To compare time taken for successful insertion between blockbuster and baska LMA in patients undergoing elective surgery under general anaesthesia   At baseline 
 
Secondary Outcome  
Outcome  TimePoints 
To compare number of insertion attempts
To compare requirement for manipulation
To compare oropharyngeal leak pressure
To compare successful gastric tube placement
To compare incidence of postoperative sore throat
To compare adequacy of placement using glottic exposure grading
To compare hemodynamic response during insertion & removal of device
 
Compare incidence of postoperative sore throat at baseline 2hours,4hours & 6hours.
Adequacy of placement using glottic exposure grading at baseline
Hemodynamic response during insertion & removal of device at baseline.
 
 
Target Sample Size   Total Sample Size="108"
Sample Size from India="108" 
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   Phase 3/ Phase 4 
Date of First Enrollment (India)   10/09/2025 
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="0"
Months="11"
Days="0" 
Recruitment Status of Trial (Global)   Not Applicable 
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   The proposed study will be conducted in the Department of anaesthesiology , esic- pgimsr, basaidarapur, New Delhi- 110015. A total of 108 patients will be enrolled for study and informed consent will be taken for comparison of performance characteristics of blockbuster and baska lma in patients undergoing elective surgery under general anaesthesia.  
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