New breathing technique aims to cut lung risks in obesity surgery

NCT ID NCT07207772

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

Summary

This study tests whether a personalized ventilation method using electrical impedance tomography (EIT) can prevent lung complications after laparoscopic gastric sleeve surgery. About 118 adults with obesity will be randomly assigned to receive either EIT-guided ventilation or standard fixed-pressure ventilation. The main goal is to see if the EIT-guided approach reduces the rate of lung problems like pneumonia or respiratory failure within 72 hours after surgery.

What this could mean

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

Active substance
Electrical impedance tomography (EIT)-guided PEEP titration
What this could lead to
If successful, this could lead to a standard way to set ventilator settings during obesity surgery, reducing lung complications.
What could go wrong
This is a small, early-stage study (118 participants) at a single center. The approach may not work better than standard care, and results may not apply to other surgeries or hospitals.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

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

Contacts and locations

Locations

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

    RECRUITING

    Jinan, Shandong, 0531, China

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