deltatrials
Suspended OBSERVATIONAL NCT05547347

Safety, Ultrasound Conspicuity, and Migration of Twinkling Markers in Patients With Locally Advanced Breast Cancer

A Phase 1 Study in Patients With Clinically Node-Positive Breast Cancer to Assess the Safety, Ultrasound Conspicuity, and Migration of an Ultrasound Twinkling Marker Obeservedfor Sonographic Targeting (UTMOST TRIAL)

Sponsor: Mayo Clinic

Updated 13 times since 2022 Last updated: Oct 23, 2025 Started: Mar 21, 2023 Primary completion: Dec 31, 2026 Completion: Dec 31, 2026
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Suspended

Pending biocompatibility testing

Listed as NCT05547347, this observational or N/A phase trial focuses on Anatomic Stage III Breast Cancer AJCC v8 and Locally Advanced Breast Carcinoma and remains suspended. Sponsored by Mayo Clinic, it has been updated 13 times since 2023, reflecting substantial change activity. This study contributes to the evolving evidence base for cancer treatment protocols.

Status Flow

~Sep 2022 – ~Nov 2022 · 2 months · monthly snapshot~Nov 2022 – ~Feb 2023 · 3 months · monthly snapshot~Feb 2023 – ~May 2023 · 3 months · monthly snapshot~May 2023 – ~Aug 2023 · 3 months · monthly snapshot~Aug 2023 – ~Nov 2023 · 3 months · monthly snapshot~Nov 2023 – ~Jul 2024 · 8 months · monthly snapshot~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshot~Sep 2024 – ~Oct 2024 · 30 days · monthly snapshot~Oct 2024 – ~Mar 2025 · 5 months · monthly snapshot~Mar 2025 – ~Apr 2025 · 31 days · monthly snapshot~Apr 2025 – ~Jun 2025 · 2 months · monthly snapshot~Jun 2025 – ~Nov 2025 · 5 months · monthly snapshot~Nov 2025 – present · 10 months · monthly snapshot

Change History

13 versions recorded
  1. Nov 2025 — Present [monthly]

    Suspended

    Status: Enrolling By InvitationSuspended

  2. Jun 2025 — Nov 2025 [monthly]

    Enrolling By Invitation

  3. Apr 2025 — Jun 2025 [monthly]

    Enrolling By Invitation

  4. Mar 2025 — Apr 2025 [monthly]

    Enrolling By Invitation

  5. Oct 2024 — Mar 2025 [monthly]

    Enrolling By Invitation

Show 8 earlier versions
  1. Sep 2024 — Oct 2024 [monthly]

    Enrolling By Invitation

  2. Jul 2024 — Sep 2024 [monthly]

    Enrolling By Invitation

  3. Nov 2023 — Jul 2024 [monthly]

    Enrolling By Invitation

  4. Aug 2023 — Nov 2023 [monthly]

    Enrolling By Invitation

    Status: Not Yet RecruitingEnrolling By Invitation

  5. May 2023 — Aug 2023 [monthly]

    Not Yet Recruiting

  6. Feb 2023 — May 2023 [monthly]

    Not Yet Recruiting

  7. Nov 2022 — Feb 2023 [monthly]

    Not Yet Recruiting

  8. Sep 2022 — Nov 2022 [monthly]

    Not Yet Recruiting

    First recorded

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Mayo Clinic
Data source: Mayo Clinic

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

Study Locations