Terminated OBSERVATIONAL NCT04726618

Development of Hardware and Software for Pulmonary Magnetic Resonance Imaging Using Inhaled Tracer Gases

Sponsor: The Hospital for Sick Children

Interventions Hyperpolarized 129-xenon gas and Perfluoropropane gas

Updated 11 times since 2021 Last updated: Aug 27, 2025 Started: Mar 1, 2022 Primary completion: Apr 9, 2024 Completion: Apr 9, 2024

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Funding constraints

Other terminated trials from The Hospital for Sick Children

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A observational or N/A phase clinical study on Healthy Volunteers, this trial is terminated or withdrawn. The trial is conducted by The Hospital for Sick Children and has accumulated 11 data snapshots since 2022. Longitudinal tracking of this trial contributes to a broader understanding of treatment development timelines.

Status Flow

Change History

11 versions recorded

Oct 2025 — Present [monthly]

Terminated

Status: Recruiting → Terminated
Dec 2024 — Oct 2025 [monthly]

Recruiting
Sep 2024 — Dec 2024 [monthly]

Recruiting
Jul 2024 — Sep 2024 [monthly]

Recruiting
Jun 2022 — Jul 2024 [monthly]

Recruiting

▶ Show 6 earlier versions

Feb 2022 — Jun 2022 [monthly]

Recruiting
Oct 2021 — Feb 2022 [monthly]

Recruiting
Sep 2021 — Oct 2021 [monthly]

Recruiting

Status: Not Yet Recruiting → Recruiting
Jun 2021 — Sep 2021 [monthly]

Not Yet Recruiting
Apr 2021 — Jun 2021 [monthly]

Not Yet Recruiting
Feb 2021 — Apr 2021 [monthly]

Not Yet Recruiting

First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

The Hospital for Sick Children

Data source: The Hospital for Sick Children

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Toronto, Canada