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CTRI Number  CTRI/2021/03/031855 [Registered on: 10/03/2021] Trial Registered Prospectively
Last Modified On: 19/12/2023
Post Graduate Thesis  Yes 
Type of Trial  Interventional 
Type of Study   Surgical/Anesthesia 
Study Design  Randomized, Parallel Group Trial 
Public Title of Study   Comparison of 2 different technique of tube insertion in windpipe under local anesthesia and sedation. 
Scientific Title of Study   Comparison of awake nasotracheal intubation using flexible Fibre-optic bronchoscope versus D blade CMAC Video-laryngoscope in patients having anticipated difficult airway under topical local anaesthesia and dexmedetomidine infusion. 
Trial Acronym   
Secondary IDs if Any  
Secondary ID  Identifier 
NIL  NIL 
 
Details of Principal Investigator or overall Trial Coordinator (multi-center study)  
Name  Dr Aritra Kundu 
Designation  Junior Resident (Post graduate trainee)  
Affiliation  All Indian Institute of Medical Sciences, New Delhi 
Address  Room no. 5013, 5th floor, Teaching block, Department of Anaesthesiology, Pain Medicine and Critical Care All India Institute of Medical Sciences, New Delhi

South West
DELHI
110029
India 
Phone  989991524  
Fax    
Email  karitra52@yahoo.com  
 
Details of Contact Person
Scientific Query
 
Name  Dr Nishant Patel 
Designation  Assistant Professor 
Affiliation  All Indian Institute of Medical Sciences, New Delhi 
Address  Room no. 5013, 5th floor, Teaching block, Department of Anaesthesiology, Pain Medicine and Critical Care All India Institute of Medical Sciences, New Delhi

South West
DELHI
110029
India 
Phone  8510955882  
Fax    
Email  pateldrnishant@gmail.com  
 
Details of Contact Person
Public Query
 
Name  Dr Nishant Patel 
Designation  Assistant Professor 
Affiliation  All Indian Institute of Medical Sciences, New Delhi 
Address  Room no. 5013, 5th floor, Teaching block, Department of Anaesthesiology, Pain Medicine and Critical Care All India Institute of Medical Sciences, New Delhi

South West
DELHI
110029
India 
Phone  8510955882  
Fax    
Email  pateldrnishant@gmail.com  
 
Source of Monetary or Material Support  
Department of Anaesthesiology, Pain Medicine & Critical Care, All India Institute of Medical Sciences, Ansari nagar, New delhi- 110029  
 
Primary Sponsor  
Name  All India Institute of Medical Sciences 
Address  Room no. 5013, 5th floor, Teaching Block, Department of Anaesthesiology, Pain Medicine & Critical Care, All India Institute of Medical Sciences, Ansari Nagar, New Delhi 110029  
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 Aritra Kundu  All India Institute of Medical Sciences  Room no 5013, 5th floor teaching block,Department of Anaesthesiology, Pain Medicine & Critical Care, All India Institute of Medical Sciences. Ansari Nagar, New Delhi
South West
DELHI 
9869991524

karitra52@yahoo.com 
 
Details of Ethics Committee  
No of Ethics Committees= 1  
Name of Committee  Approval Status 
Ethics commitee for post graduate research, AIIMS  Approved 
 
Regulatory Clearance Status from DCGI  
Status 
Not Applicable 
 
Health Condition / Problems Studied  
Health Type  Condition 
Patients  (1) ICD-10 Condition: 8||Other Procedures, (2) ICD-10 Condition: 4||Measurement and Monitoring,  
 
Intervention / Comparator Agent
Modification(s)  
Type  Name  Details 
Intervention  Awake nasotracheal intubation by D-blade CMAC videolaryngoscopy   under 4% lignocaine nebulisation with 5-6 l/min oxygen and Lignocaine 10% pump spray will be used by applying two puffs on tonsillar pillars and back of the throat. the patient will be sedated using a loading dose of 1mcg/kg of dexmedetomidine over 10 min followed by infusion at a rate of 0.4 mcg/kg/hr. After adequate sedation is achieved, D-blade CMAC videolaryngoscope will be inserted to aid in intubation. If there is difficulty in negotiating the endotracheal tube, a bolus of injection propofol will be given at the dose of 0.5 mg/kg. 
Intervention  Awake nasotracheal intubation by fibre-optic bronchoscopy  under 4% lignocaine nebulisation with 5-6 l/min oxygen and Lignocaine 10% pump spray will be used by applying two puffs on tonsillar pillars and back of the throat. the patient will be sedated using a loading dose of 1mcg/kg of dexmedetomidine over 10 min followed by infusion at a rate of 0.4 mcg/kg/hr. After adequate sedation is achieved, fibre optic bronchoscope will be inserted to aid in intubation. If there is difficulty in negotiating the endotracheal tube, a bolus of injection propofol will be given at the dose of 0.5 mg/kg. 
Comparator Agent  nil  nil 
 
Inclusion Criteria  
Age From  18.00 Year(s)
Age To  75.00 Year(s)
Gender  Both 
Details  mouth opening >1.5cm
ASA Status I-III
Elective surgery requiring nasotracheal intubation
 
 
ExclusionCriteria 
Details  Patient refusal
Severe bradycardia (heart rate <50/min)
Any type of atrioventricular block in electrocardiogram (ECG)
Heart failure
Base of skull fracture
Emergency surgery
Thrombocytopaenia or coagulopathy contraindicated to nasal intubation.
Patient with nasal pathology
 
 
Method of Generating Random Sequence   Computer generated randomization 
Method of Concealment   Sequentially numbered, sealed, opaque envelopes 
Blinding/Masking   Not Applicable 
Primary Outcome  
Outcome  TimePoints 
To compare the awake nasotracheal intubation time between the fibreoptic bronchoscope group and D-blade CMAC videolaryngoscope group.  preoperative 
 
Secondary Outcome  
Outcome  TimePoints 
The intubation score for both the groups
To evaluate the first attempt success rate
To evaluate overall success rate
POGO (Percentage of Glottic Opening) score in Group C only.
Adverse events during intubation
Haemodynamic changes during intubation
Anaesthetist’s satisfaction score (Numerical score)
Patient’s satisfaction score
 
peroperative to post operative 24 hrs 
 
Target Sample Size   Total Sample Size="100"
Sample Size from India="100" 
Final Enrollment numbers achieved (Total)= "100"
Final Enrollment numbers achieved (India)="100" 
Phase of Trial   Phase 2 
Date of First Enrollment (India)
Modification(s)  
01/09/2021 
Date of Study Completion (India) 20/01/2023 
Date of First Enrollment (Global)  Date Missing 
Date of Study Completion (Global) Date Missing 
Estimated Duration of Trial   Years="2"
Months="2"
Days="2" 
Recruitment Status of Trial (Global)
Modification(s)  
Not Applicable 
Recruitment Status of Trial (India)  Completed 
Publication Details
Modification(s)  
Not yet started  
Individual Participant Data (IPD) Sharing Statement

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

Response - NO
Brief Summary
Modification(s)  
this study is a randomized study to compare awake nasotracheal intubation using flexible Fibre-optic bronchoscope versus D blade CMAC Video-laryngoscope in patients having anticipated difficult airway under topical local anaesthesia and dexmedetomidine infusion. 
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