New hip implant under review: will it last?

NCT ID NCT02999009

First seen Jun 27, 2026 · Last updated Jun 30, 2026 · Updated 2 times

Summary

This study follows 383 people who received a cementless hip replacement part called the Trident II Tritanium Acetabular Shell. Researchers want to see how many need a revision surgery within 5 years, compared to similar devices. The goal is to confirm the part works well and stays stable over time.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Trident II Tritanium Acetabular Shell (a cementless hip replacement part)

What this could lead to

If successful, this could confirm that the Trident II shell is a safe and durable option for hip replacement, reducing the need for early revision surgery.

What could go wrong

This is a post-market study, not a new treatment. Results may not apply to all patients, and some may still need revision due to loosening or other complications.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

osteoarthritis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • American Hip Institute

    Des Plaines, Illinois, 60018, United States

  • Center for Orthopaedics and Spine, LLC

    Lake Charles, Louisiana, 70605, United States

  • Hospital for Special Surgery

    New York, New York, 10021, United States

  • Northwell Health, Lenox Hill Hospital

    New York, New York, 10075, United States

  • Rothman Institute

    Egg Harbor, New Jersey, 08234, United States

  • Southeast Orthopedic Specialists

    Jacksonville, Florida, 32204, United States

  • St. Joseph Mercy Hospital Health System

    Ypsilanti, Michigan, 48197, United States

  • Tucson Orthopaedic Institute

    Tucson, Arizona, 85712, United States

  • UNC Orthopaedics

    Chapel Hill, North Carolina, 27599, United States