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New hip implant could last longer and reduce metal risks

NCT ID NCT05547984

Disease control Sponsor: Aesculap AG Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compares a new ceramic-coated hip implant to a standard plastic one in 100 people with hip arthritis. The goal is to see which implant causes fewer metal particles to enter the blood and which one helps patients move better over three years. Participants will be randomly assigned to receive one of the two implants during hip replacement surgery.

What this could mean

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

Active substance
hip implant device
What this could lead to
If successful, this could show that a new ceramic-coated hip implant is safer and more durable than standard ones, reducing the need for repeat surgeries.
What could go wrong
This is a small, early-stage trial with only 100 participants, so results may not apply to everyone. The new implant could still wear out or cause complications over time.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 100 people

The number the study aims to enrol. It can still change while the study runs.

Started

Nov 2022

Expected to finish

Aug 2028

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Primary coxarthrosis patients indicated for cementless total hip arthroplasty * Written informed patient consent Exclusion Criteria: * Hip trauma or revision surgery * Rheumatoid or neurologic disease * BMI \>35 * Ongoing oncologic therapy * Preoperatively elevated Co or Cr serum levels \>1.0 µg/L * Patients with other joint implants, or anticipated need for another joint replacement surgery within the study period * Acetabular cup size \<52 expected * Patients not able to mentally or physically comply with the study demands and follow-up visits * Patients \<18 years at surgery * Pregnancy

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Conditions

The condition(s) this trial relates to.

osteoarthritis, hip

As listed by the trial registrant

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

Coxarthrosis; primary

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The study's own enquiry address

    This study publishes an address for enquiries. See it below .

  2. The places running it

    1 site. The list below names each one and where it is.

  3. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  4. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Study contacts

  • Contact

    Email: •••••@•••••

  • Contact

    Email: •••••@•••••

Locations

  • Masaryk Hospital

    RECRUITING

    Ústí nad Labem, Czechia

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