To Compare two techniques of local anaesthesia to airway by using either ultrasound assisted local anesthesia drug injection or nebulisation with local anesthesia drug, for inserting tracheal tube into airway in conscious patient
- Conditions
- Health Condition 1: O- Medical and Surgical
- Registration Number
- CTRI/2019/08/020676
- Lead Sponsor
- Department of anesthesiology
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- ot Yet Recruiting
- Sex
- Not specified
- Target Recruitment
- 0
Mallampati grade 3 & 4 or inter-incisor distance <2.5 cm
ASA grade 1,2,3
Patients having mouth opening < 3 fingers, patients with a short neck and long teeth, micrognathia, obesity and cellulitis of the tongue.
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.
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
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method 1. Cough reflex <br/ ><br>2. Gag reflexTimepoint: 1. Cough reflex at a time point when fibreoptic bronchoscope is passing through pharynx, during awake intubation <br/ ><br>2. Gag reflex at a time point when fibreoptic bronchoscope is passing through larynx, during awake intubation
- Secondary Outcome Measures
Name Time Method Duration of intubationTimepoint: Time point from entry of fibreoptic bronchoscope through nose to the endotracheal tube placement, during awake intubation;Facial grimace <br/ ><br>Timepoint: At a time point when fiberoptic bronchoscope is <br/ ><br>1. passing through nose <br/ ><br>2. passing through pharynx <br/ ><br>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 <br/ ><br>2. Maximum value attained while performing fiberoptic awake intubation <br/ ><br>3. Immediately after intubation (placement of endotracheal tube into trachea) <br/ ><br>4. 5 minutes after intubation <br/ ><br>5. 15 minutes after intubation;Vocal cord visibilityTimepoint: At a time point when fiberoptic bronchoscope is passing through vocal cord