asopharyngeal Apnoeic Oxygenation at 18l/min in Obese Patients: A Randomised Controlled Study
- Conditions
- Anaesthesia
- Registration Number
- PACTR202202665252087
- Lead Sponsor
- Department of Anaesthethics and Critical Care
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Recruiting
- Sex
- All
- Target Recruitment
- 30
•Elective surgery requiring intubation with muscle relaxation
•Patients older than 18 years
•Obese patients with a BMI > 35 kg/m2
•ASA 1 and 2 patients
•Patient < 18 years old
•ASA = 3
•Pregnant patients
•Severe gastro-oesophageal reflux disease or aspiration risk
•Severe obstructive sleep apnoea
•Limiting chronic respiratory and cardiovascular disease (NYHA = 3)
•Uncontrolled hypertension, ischaemic heart disease, congestive heart disease
•Anaemia (Hb<10) or Polycythaemia (Hb>17)
•Sepsis or other uncontrollable cause of increased metabolic demand
•Raised intracranial pressure
•Arterial saturation < 98% at maximum preoxygenation
•Difficult clinical airway assessment (patient will likely be difficult to intubate)
•Increased risk of bleeding
•Bleeding at the insertion of the nasopharyngeal catheter
•Grade 3 or 4 Cormack-Lehane view at intubation
•Difficult bagging at the induction of anaesthesia
•Allergy to any of the drugs used in the study
•The patient declined to be part of the study or unable to provide informed consent
Symptoms of COVID 19
Study & Design
- Study Type
- Interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Safe apnoea time time from apnoea until an arterial saturation of 92 percent
- Secondary Outcome Measures
Name Time Method Rate of carbon dioxide accumalation;Desaturation determinants