New imaging method reveals how lung blood flow changes when you hold your breath

NCT ID NCT07303972

Not yet recruiting Knowledge-focused Sponsor: Shanghai Zhongshan Hospital Source: ClinicalTrials.gov ↗

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

Summary

This study will test a new way to measure blood flow in the lungs using a belt that sends weak electrical currents and small injections of salt water. One hundred healthy adults will hold their breath at two different lung volumes while the device creates a map of blood flow. The goal is to see how lung inflation changes blood distribution, which could help doctors better manage breathing machines for patients with lung problems.

What this could mean

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

What this could lead to: If successful, this could improve how doctors monitor lung function and tailor breathing support for patients with lung disease.
What could go wrong: This is a small, early-stage observational study in healthy volunteers, so results may not apply to sick patients. The technique is still experimental.

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

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for ELECTRICAL IMPEDANCE TOMOGRAPHY are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

Respiratory Aspiration

As listed by the trial registrant

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

ELECTRICAL IMPEDANCE TOMOGRAPHY LUNG PERFUSION RESPIRATORY PHYSIOLOGY VENTILATION PERFUSION MISMATCH

More trials for these conditions

Other studies related to the condition(s) this trial covers.