UnknownNot Applicable

Comparison of Ultrasound-guided Location of Laryngeal Mask With Air Leakage Test

China104 participantsStarted 2021-04-01

Plain-language summary

Compare the accuracy of two methods of ultrasound and air leakage test in positioning laryngeal mask. Validate the relationship between ultrasound scores, air leak levels, and bronchoscopic classification in positioning laryngeal mask

Who can participate

Age range17 Years – 65 Years

SexALL

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Inclusion criteria

✓. Age is between 17 to 65 years old;
✓. ASA (Amecican Society of Anesthesiology ) scores I-II;
✓. Actual weight is between 30 to 100 kilogram;
✓. Patients undergo selective supine operations under general anesthesia (laryngeal mask);
✓. Patients agree to participate in our study and sign Informed Consent Form

Exclusion criteria

✕. Airway stenosis, history of airway masses etc, whicn may cause obstruction to ventilation;
✕. Swelling of the neck caused by huge mass in the neck and history of neck surgery etc, which doesn't contribute to ultrasound observation;
✕. Stomach fullness, intestinal obstruction, gastroesophageal reflux disease etc, which may cause reflux aspiration.

What they're measuring

Ultrasound scoring system

Timeframe: during procedure (after laryngeal mask's placement)

Air leakage test grading system

Timeframe: during procedure (after laryngeal mask's placement)

Fiberoptic scoring system

Timeframe: procedure (after ultrasound examination or leakage test)

Trial details

NCT IDNCT04390893

SponsorShenzhen Second People's Hospital

Sponsor typeOTHER

Study typeINTERVENTIONAL

Primary completion2021-07-31

Contact for this trial

Li Xiong, master

+86-13510602774 levender14@163.com

View on ClinicalTrials.gov More Laryngeal Mask trials