deltatrials
Terminated OBSERVATIONAL NCT01177215

Investigation of an Adaptive Treatment Algorithm for Post-op Thoracic Patients to Reduce the Length of Drainage (AATD)

Implementation of an Adaptive Algorithm to Improve Chest Tube Therapy in Patients With Pulmonary Leaks Following Thoracic Surgery

Sponsor: Medela AG

Interventions Thoracic Surgery
Updated 7 times since 2017 Last updated: May 5, 2013 Started: Jul 31, 2011 Primary completion: Nov 30, 2012 Completion: Nov 30, 2012
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Terminated

Interim analysis showed that the tested protocol did not improve treatment

This observational or N/A phase trial investigates Pulmonary Fistula and is currently terminated or withdrawn. Medela AG leads this study, which shows 7 recorded versions since 2011 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Apr 2018 · 15 months · monthly snapshotTerminated~Apr 2018 – ~Jun 2018 · 2 months · monthly snapshotTerminated~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotTerminated~Jan 2021 – ~Jul 2024 · 42 months · monthly snapshotTerminated~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotTerminated~Sep 2024 – ~Sep 2025 · 12 months · monthly snapshotTerminated~Sep 2025 – present · 10 months · monthly snapshotTerminated

Change History

7 versions recorded
  1. Sep 2025 — Present [monthly]

    Terminated

  2. Sep 2024 — Sep 2025 [monthly]

    Terminated

  3. Jul 2024 — Sep 2024 [monthly]

    Terminated

  4. Jan 2021 — Jul 2024 [monthly]

    Terminated

  5. Jun 2018 — Jan 2021 [monthly]

    Terminated

Show 2 earlier versions
  1. Apr 2018 — Jun 2018 [monthly]

    Terminated

    Phase: NANone

  2. Jan 2017 — Apr 2018 [monthly]

    Terminated NA

    First recorded

Jul 2011

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Medela AG
Data source: Medela AG

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