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New airway device shows promise for obese surgery patients

NCT ID NCT07573813

Symptom relief Sponsor: Yongtao Sun Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested a new video laryngeal mask airway (SaCoVLM™) in 57 morbidly obese patients undergoing bariatric surgery. The device helped doctors place a breathing tube on the first try in most cases. The goal was to see if it is safe and effective for this group of patients.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
SaCoVLM™ video laryngeal mask airway (device)
What this could lead to
If successful, this device could make intubation safer and easier for obese patients undergoing surgery.
What could go wrong
This is a small, single-arm study with no comparison group, so results may not apply to all patients. The device is still new and needs more testing.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Participants

57 people

The number who actually took part.

Started

May 2022

Finished

May 2023

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Who is studied

The study population comprised adult patients aged over 18 years (with no upper age limit) diagnosed with morbid obesity.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: 1. Adult patients aged over 18 years (no upper age limit) 2. Diagnosed with morbid obesity, clinically defined as either: Body mass index (BMI) ≥ 40 kg/m², or BMI ≥ 35 kg/m² accompanied by at least one significant obesity-related comorbidity Exclusion Criteria: 1. Have no clinical indicators of anticipated difficult airway (Mallampati classification IV, thyromental distance \< 6 cm, mouth opening \< 3 cm, severe limited neck extension, or a history of difficult airway management) 2. Demonstrate tolerance for laparoscopic surgery and anesthesia 3. Be scheduled exclusively for LSG without concurrent additional procedures

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Conditions

The condition(s) this trial relates to.

morbid obesity Obesity obesity disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Morbidly obese Obesity

Contacts and locations

Locations

  • The First Affiliated Hospital of Shandong First Medical University & Shandong Provincial Qianfoshan Hospital

    Jinan, Shandong, 250014, China

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