Surgery Surgery
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Age 18 - 70 years 2. Undergoing elective surgery with planned tracheal intubation and arterial catheterisation as part of routine NHS clinical care 3. Able to provide informed written consent
Exclusion criteria
Exclusion criteria: 1. Known or predicted difficult facemask ventilation or tracheal intubation 2. Previous and planned laryngeal, tracheal or oesophageal surgery 3. History of dysphagia or achalasia 4. History of uncontrolled gastro-oesophageal reflux or known hiatus hernia 5. History of pharyngeal pouch 6. Risk of pulmonary aspiration of gastric contents necessitating awake or rapid sequence tracheal intubation 7. Pregnancy
Countries
England, United Kingdom