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

January 17, 2024 updated by: Seoul National University Hospital

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

Preoperative preoxygenation is performed using HFNOT, and the gastric volume before and after HFNOT is measured by ultrasound and compared in obese patients undergoing surgery under general anesthesia.

Study Overview

Status

Not yet recruiting

Conditions

Study Type

Observational

Enrollment (Estimated)

60

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Contact

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Sampling Method

Probability Sample

Study Population

Obese patients undergoing surgery under general anesthesia

Description

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

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Measure Description
Time Frame
gastric volume measured by gastric ultrasound
Time Frame: immediately before HFNOT, immediately after HFNOT, immediately after tracheal intubation
gastric volume measured by gastric ultrasound
immediately before HFNOT, immediately after HFNOT, immediately after tracheal intubation

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Seoul National University Hospital

Collaborators

SMG-SNU Boramae Medical Center

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

January 10, 2024

Primary Completion (Estimated)

January 1, 2025

Study Completion (Estimated)

January 31, 2025

Study Registration Dates

First Submitted

January 3, 2024

First Submitted That Met QC Criteria

January 17, 2024

First Posted (Actual)

January 22, 2024

Study Record Updates

Last Update Posted (Actual)

January 22, 2024

Last Update Submitted That Met QC Criteria

January 17, 2024

Last Verified

January 1, 2024

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • HFNOT_gastric

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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