Evaluating lung function in obese patients during bariatric surgery anesthesia

Assessment of Pulmonary Function in Relation to the Anesthetic Used in Patients Undergoing Bariatric Surgery

NA · Medical University of Gdansk · NCT06759623

This study tests how different types of anesthesia affect lung function in obese patients having bariatric surgery to see which option might lead to better recovery.

Quick facts

PhaseNA
Study typeInterventional
Enrollment100 (estimated)
Ages18 Years and up
SexAll
SponsorMedical University of Gdansk (other)
Locations1 site (Gdansk)
Trial IDNCT06759623 on ClinicalTrials.gov

What this trial studies

This study assesses how different inhalational anesthetics affect lung function in obese patients undergoing bariatric surgery. It aims to measure lung function before anesthesia induction and after awakening, comparing the effects of sevoflurane to intravenous anesthetics. The study will include patients who are qualified for bariatric surgery and will exclude those with certain medical conditions that prevent spirometry testing. By understanding the impact of anesthetic choice on pulmonary function, the study seeks to improve postoperative outcomes for these patients.

Who should consider this trial

Good fit: Ideal candidates for this study are obese patients who are scheduled for bariatric surgery.

Not a fit: Patients with contraindications to spirometry testing or those with certain acute medical conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved anesthetic practices that enhance lung function recovery in obese patients after bariatric surgery.

How similar studies have performed: Previous studies have indicated that the choice of anesthetic can influence lung function, suggesting that this approach has potential based on existing evidence.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Obese patients qualified for bariatric surgery.

Exclusion Criteria:

* Patients who have absolute contraindications to spirometry testing, i.e:

  * with aneurysms of the aorta or cerebral arteries threatening to rupture, after recent vascular surgery
  * with increased intracranial pressure, after recent intracranial bleeding or head surgery within the cranial cavity
  * after acute conditions within 6 months prior to surgery such as stroke, myocardial infarction, unstable angina, pneumothorax
  * with uncontrolled hypertension
  * after recent eye surgery or a history of retinal detachment
  * with hemoptysis of unknown etiology. And patients unable to perform spirometry testing

Where this trial is running

Gdansk

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Obesity and Obesity-related Medical Conditions

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.