deltatrials
Completed NA INTERVENTIONAL 2-arm NCT06071715

Cryoanalgesia to Treat Phantom Limb Pain Following Above-Knee Amputation

Cryoanalgesia to Treat Phantom Limb Pain Following a Trans-Femoral (Above-Knee) Amputation: A Randomized, Sham-Controlled Pilot Study

Sponsor: University of California, San Diego

Conditions Amputation, Surgical Amputation, Traumatic Phantom Limb Pain Phantom Pain Following Amputation of Lower Limb
Interventions ACTIVE cryoneurolysis SHAM cryoneurolysis
Updated 10 times since 2023 Last updated: Oct 17, 2025 Started: Feb 12, 2024 Primary completion: Oct 9, 2025 Completion: Oct 9, 2025
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This NA trial investigates Amputation, Surgical and Amputation, Traumatic and is currently completed. University of California, San Diego leads this study, which shows 10 recorded versions since 2024 — indicating substantial longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Nov 2023 – ~Feb 2024 · 3 months · monthly snapshotRecruiting~Feb 2024 – ~Mar 2024 · 29 days · monthly snapshot~Mar 2024 – ~Jul 2024 · 4 months · monthly snapshotRecruiting~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Nov 2024 · 2 months · monthly snapshot~Nov 2024 – ~Jan 2025 · 2 months · monthly snapshot~Jan 2025 – ~Feb 2025 · 31 days · monthly snapshot~Feb 2025 – ~May 2025 · 3 months · monthly snapshotActive Not Recruiting~May 2025 – ~Nov 2025 · 6 months · monthly snapshotActive Not Recruiting~Nov 2025 – present · 8 months · monthly snapshotCompleted

Change History

10 versions recorded

  1. Nov 2025 — Present [monthly]

    Completed NA

    Status: Active Not Recruiting → Completed

  2. May 2025 — Nov 2025 [monthly]

    Active Not Recruiting NA

  3. Feb 2025 — May 2025 [monthly]

    Active Not Recruiting NA

  4. Jan 2025 — Feb 2025 [monthly]

    Active Not Recruiting NA

  5. Nov 2024 — Jan 2025 [monthly]

    Active Not Recruiting NA

    Status: Recruiting → Active Not Recruiting

▶ Show 5 earlier versions

  1. Sep 2024 — Nov 2024 [monthly]

    Recruiting NA

  2. Jul 2024 — Sep 2024 [monthly]

    Recruiting NA

  3. Mar 2024 — Jul 2024 [monthly]

    Recruiting NA

  4. Feb 2024 — Mar 2024 [monthly]

    Recruiting NA

  5. Nov 2023 — Feb 2024 [monthly]

    Recruiting NA

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • University of California, San Diego
  • Varian Medical Systems
Data source: University of California, San Diego

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

Study Locations