deltatrials
Unknown NA INTERVENTIONAL 1-arm NCT00551967

Evaluation of the Wear of Vitamin E Treated Polyethylene Components in Primary THA Using RSA

Evaluation of the Wear of Vitamin E Treated Polyethylene Components in Primary Total Hip Arthroplasty Using Radiostereometric Analysis (RSA)

Sponsor: Massachusetts General Hospital

Interventions Hip replacement
Updated 8 times since 2017 Last updated: May 2, 2017 Started: Oct 31, 2007 Primary completion: Dec 31, 2022 Completion: Dec 31, 2022
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 Osteoarthritis of Hip and Traumatic Arthritis of Hip and is currently ongoing. Massachusetts General Hospital leads this study, which shows 8 recorded versions since 2007 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

~Jan 2017 – ~Feb 2017 · 31 days · monthly snapshotRecruiting~Feb 2017 – ~Jun 2017 · 4 months · monthly snapshotRecruiting~Jun 2017 – ~Jun 2018 · 12 months · monthly snapshotActive Not Recruiting~Jun 2018 – ~Jan 2021 · 31 months · monthly snapshotActive Not Recruiting~Jan 2021 – ~Jan 2023 · 24 months · monthly snapshotActive Not Recruiting~Jan 2023 – ~Jul 2024 · 18 months · monthly snapshotUnknown Status~Jul 2024 – ~Sep 2024 · 2 months · monthly snapshotUnknown~Sep 2024 – present · 24 months · monthly snapshotUnknown

Change History

8 versions recorded
  1. Sep 2024 — Present [monthly]

    Unknown NA

  2. Jul 2024 — Sep 2024 [monthly]

    Unknown NA

    Status: Unknown StatusUnknown

  3. Jan 2023 — Jul 2024 [monthly]

    Unknown Status NA

    Status: Active Not RecruitingUnknown Status

  4. Jan 2021 — Jan 2023 [monthly]

    Active Not Recruiting NA

  5. Jun 2018 — Jan 2021 [monthly]

    Active Not Recruiting NA

Show 3 earlier versions
  1. Jun 2017 — Jun 2018 [monthly]

    Active Not Recruiting NA

    Status: RecruitingActive Not Recruiting

  2. Feb 2017 — Jun 2017 [monthly]

    Recruiting NA

  3. Jan 2017 — Feb 2017 [monthly]

    Recruiting NA

    First recorded

Oct 2007

Trial started

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

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Massachusetts General Hospital
  • Zimmer Biomet
Data source: Massachusetts General Hospital

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

Study Locations