Gastric Volume in Paralyzed Obese Patients After High-flow Nasal Oxygen Therapy

Seoul National University

Status: Enrolling

Conditions: Undefined

Study type: Observational

Funder types: Other

Identifiers

NCT06216912

HFNOT_gastric

Details and patient eligibility

About

Preoperative preoxygenation is performed using High-flow nasal oxygen therapy, and the gastric volume before and after High-flow nasal oxygen therapy is measured by ultrasound and compared in obese patients undergoing surgery under general anesthesia.

Full description

Preoperative preoxygenation is performed using High-flow nasal oxygen therapy, and the gastric volume before and after High-flow nasal oxygen therapy is measured by ultrasound and compared in obese patients undergoing surgery under general anesthesia.

Enrollment: 60 estimated patients

Sex: All

Ages: 20+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Adult patients with a BMI of 30 kg/m2 or more, undergoing surgery under general anesthesia

Exclusion criteria

• Nasotracheal intubation
• History of a surgery or anatomical anomaly in the head and neck
• History of Inability to breathe through nose
• History of difficult airway
• Severe cardiac or respiratory disease
• Gastric reflux disease, diabetes, pregnancy
• Previous gastric surgery