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CTRI Number  CTRI/2022/02/040280 [Registered on: 14/02/2022] Trial Registered Prospectively
Last Modified On: 06/03/2023
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Medical Device
Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Comparison of performance of LMA Protector and LMA Proseal as airway management in anaesthetized paralyzed patients 
Scientific Title of Study   Comparison of performance of LMA Protector and LMA Proseal in anaesthetized paralyzed patients 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Mamta Bhardwaj 
Designation  Associate Professor 
Affiliation  Pt. BDS University of Health Sciences 
Address  New Modular Ot complex, Department of anaesthesiology and critical care, PGIMS Rohtak

Rohtak
HARYANA
124001
India 
Phone  9812789476  
Fax    
Email  drmamta@gmail.com  
 
Details of Contact Person
Scientific Query
 
Name  Mamta Bhardwaj 
Designation  Associate Professor 
Affiliation  Pt. BDS University of Health Sciences 
Address  New Modular Ot complex, Department of anaesthesiology and critical care, PGIMS Rohtak

Rohtak
HARYANA
124001
India 
Phone  9812789476  
Fax    
Email  drmamta@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Sunny  
Designation  post Graduate Student 
Affiliation  Pt. BDS University of Health Sciences 
Address  New Modular Ot complex, Department of anaesthesiology and critical care, PGIMS Rohtak

Rohtak
HARYANA
124001
India 
Phone  7988289898  
Fax    
Email  sunnydhania85@gmail.com  
 
Source of Monetary or Material Support  
Department of Anaesthesiology, Pt. BDS PGIMS, ROHTAK 
 
Primary Sponsor  
Name  Nil 
Address  NA 
Type of Sponsor  Other [NA] 
 
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 
Sunny  Pt. BDS PGIMS  New modular OT complex, 2nd floor Department of Anaesthesiology, Pt. BDS PGIMS, Rohtak
Rohtak
HARYANA 
7988289898

sunnydhania85@gmail.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Biomedical Research Ethics Committee, UHS, Rohtak  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  , (1) ICD-10 Condition: K00-K95||Diseases of the digestive system, (2) ICD-10 Condition: C509||Malignant neoplasm of breast of unspecified site, (3) ICD-10 Condition: H748||Other specified disorders of middle ear and mastoid, (4) ICD-10 Condition: H188||Other specified disorders of cornea, (5) ICD-10 Condition: N813||Complete uterovaginal prolapse, (6) ICD-10 Condition: N838||Other noninflammatory disorders ofovary, fallopian tube and broad ligament,  
 
Intervention / Comparator Agent  
Type  Name  Details 
Comparator Agent  LMA Proseal in anaesthetized paralyzed patients  clinical performance of LMA Proseal in anaesthetized paralyzed patients 
Intervention  LMA Protector in anaesthetized paralyzed patients  clinical performance of LMA Protector in anaesthetized paralyzed patients  
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  70.00 Year(s)
Gender  Both 
Details  ASA- I to III undergoing elective surgery under general anaesthesia with airway management using supraglottic airway device in supine position. 
 
ExclusionCriteria 
Details  Patients with known difficult airway, edentulous, BMI > 30 kg/ m2, upper airway pathology,
mouth opening <3.2cm, known gastroesophageal reflux, increased risk of aspiration, recent
upper respiratory tract infection and patient refusal to participate, will be excluded from the
study 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking    
Primary Outcome  
Outcome  TimePoints 
To compare oropharyngeal leak pressure of LMA Protector and LMA Proseal  0mins,30mins, 60mins, 90mins, 120mins, 150mins,180mins, 24hr
 
 
Secondary Outcome  
Outcome  TimePoints 
1. Insertion characteristics (number of insertion attempts, ease of insertion, success rate,
amount of air required for cuff inflation)
2. Positioning outcomes (fiberoptic view scoring, gastric tube placement)
3. Hemodynamic parameters
4. Postoperative complications (blood stains on device, sore throat, hoarseness of voice,
dysphagia) 
0mins,30mins, 60mins, 90mins, 120mins, 150mins,180mins, 24hr
 
 
Target Sample Size   Total Sample Size="80"
Sample Size from India="80" 
Final Enrollment numbers achieved (Total)= "90"
Final Enrollment numbers achieved (India)="90" 
Phase of Trial   N/A 
Date of First Enrollment (India)   15/02/2022 
Date of Study Completion (India) 31/08/2022 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="0"
Months="6"
Days="0" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details   Nil 
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary  

The LMA Protector is the latest innovation from the inventors of the laryngeal mask. The device has a fixation system which prevents proximal displacement during use ensuring that the distal end seals around the upper oesophageal sphincter. Preliminary clinical trials of the LMA-Protector have shown that it is easy to insert and provides a reliable and adequate seal. A recent primary evaluation of the LMA-Protector reported that the device provides a high pharyngeal seal. However, its performance particularly airway sealing effect, has not been compared with other well-identified supraglottic airway devices such as the LMA Proseal. LMA Proseal has been widely used in clinical practice and has been reported to show a better or comparable performance including airway sealing effect compared to previous LMA devices. We hypothesize that LMA-Protector will provide comparable clinical efficacy and safety as the PLMA and so the purpose of the study is to compare the clinical performance of the LMA-Protector and the PLMA in terms of oropharyngeal seal pressure and insertion characteristic.

 
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