Clinical trial Recruiting at 1 site Observational Ages 18 to 99

Evaluating lung function improvement after bronchial thermoplasty in severe asthma patients

Official title: Spirometric Response to Bronchial Thermoplasty in Patients With Severe Asthma

Run by University of Oklahoma · NCT02241265 · Data updated 2026-11-12

This study looks at how bronchial thermoplasty affects lung function in people with severe asthma by checking their breathing tests before and after the treatment.

Quick facts

Study typeObservational
Ages18 Years to 99 Years
SexAll
Enrollment20 (estimated)
SponsorUniversity of Oklahoma
Academic / other
Locations1 site (Oklahoma City, Oklahoma)
StatusRecruiting
StartedFebruary 2014
Main results expectedJanuary 2026
Study endsSeptember 2026
Registry record updatedFebruary 10, 2025
Trial IDNCT02241265 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study are adults over 18 years old diagnosed with severe asthma and experiencing decreased FEV1.

Probably not a fit

Patients under 18 years of age will not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to retrospectively analyze spirometry data from patients with severe asthma who have undergone bronchial thermoplasty. The researchers will review medical records from two centers, focusing on changes in forced expiratory volume (FEV1) before and after the thermoplasty procedure, which is performed in three sessions. The study will collect comprehensive data, including demographics and spirometric results, to assess the effectiveness of the treatment.

Why it matters

Potential benefit: If successful, this study could provide insights into the effectiveness of bronchial thermoplasty in improving lung function for patients with severe asthma.

How similar studies have gone: Previous studies have shown promising results for bronchial thermoplasty in asthma management, indicating that this approach has been tested with some success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* \>18 years of age
* severe asthma diagnosis
* decreased FEV1

Exclusion Criteria:

* \< 18 years of age

Where it's running

  • Ouhsc
    Oklahoma City, Oklahoma, United States
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.