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New hip implant shows promise in Long-Term study

NCT ID NCT02648152

First seen Jan 23, 2026 · Last updated Jun 23, 2026 · Updated 18 times

Summary

This study followed 218 people with osteoarthritis who received a cementless hip implant called POLARSTEM. Researchers checked how well the implant held up over 10 years by measuring survival rates and hip function. The goal was to see if this implant is a safe and effective option for hip replacement.

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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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Contacts and locations

Locations

  • Kantonsspital Aarau, Orthopedics

    Aarau, 5001, Switzerland

  • St. Elisabeth Hospital, Orthopedics and Rheumatology

    Bochum, 44787, Germany

  • University Marburg, Orthopedics and Rheumatology

    Marburg, Germany

What this could mean

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

Active substance

cementless hip implant (POLARSTEM)

What this could lead to

If successful, this could confirm that the POLARSTEM implant is a reliable option for hip replacement, improving mobility and reducing pain long-term.

What could go wrong

This is an observational study, not a controlled trial, so results may not prove the implant is better than others. Some patients may still need revision surgery.

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.