Health Condition 1: O- Medical and Surgical
Conditions
Interventions
Intervention1: Group 2 (UAB): Superior Laryngeal Nerve (SLN) block will be given by tracing the nerve bilaterally. with the help of ultrasonography using a linear probe. Intratracheal injection will b
Sponsors
Department of anesthesiology
Eligibility
Inclusion criteria
Inclusion criteria: Mallampati grade 3 & 4 or inter-incisor distance ASA grade 1,2,3 Patients having mouth opening Large oropharyngeal tumors, obstructing laryngeal tumors, congenital and acquired maxillofacial deformities, ankylosis of the temporomandibular joints, fractures or ankylosing spondylitis of the cervical spine, and all patients with a history of previous intubation problems. Trauma â?? facial lacerations/ fractures, cervical spine instability, upper airway lacerations etc.
Exclusion criteria
Exclusion criteria: Significant glottis and subglottic obstructions Blood and secretions in oral cavity Allergy to local anesthetics / ultrasound gel Hemodynamic instability Infection at local site Previous neck surgery Epileptics
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 1. Cough reflex 2. Gag reflexTimepoint: 1. Cough reflex at a time point when fibreoptic bronchoscope is passing through pharynx, during awake intubation 2. Gag reflex at a time point when fibreoptic bronchoscope is passing through larynx, during awake intubation | — |
Secondary
| Measure | Time frame |
|---|---|
| Duration of intubationTimepoint: Time point from entry of fibreoptic bronchoscope through nose to the endotracheal tube placement, during awake intubation;Facial grimace Timepoint: At a time point when fiberoptic bronchoscope is 1. passing through nose 2. passing through pharynx 3. passing through larynx;Heart rate, blood pressure, partial pressure of oxygen saturationTimepoint: 1. Pre-operatively at a time point 10 minutes before shifting to operation theatre 2. Maximum value attained while performing fiberoptic awake intubation 3. Immediately after intubation (placement of endotracheal tube into trachea) 4. 5 minutes after intubation 5. 15 minutes after intubation;Vocal cord visibilityTimepoint: At a time point when fiberoptic bronchoscope is passing through vocal cord | — |
Countries
India
Contacts
Public ContactDr Ajit Kumar
AIIMS Rishikesh
Outcome results
None listed