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New knee prosthesis helps bone cancer patients walk again

NCT ID NCT04650594

Disease control Sponsor: University Hospital, Lille Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looked at how well a special knee replacement (MUTARS) works after removing bone cancer. Nine patients were checked to see if they could lock their new knee and walk actively. The goal was to understand if the prosthesis helps with daily movement and walking.

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

9 people

The number who actually took part.

Started

Jul 2021

Finished

Nov 2021

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

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: * Patient with MUTARS® modular reconstruction prostheses following primary or secondary knee bone malignancy with minimal follow-up of one year, * Cardiological follow-up including at least one ECG and a clinical examination of less than 1 year (ability to perform the isokinetic test), * Written informed consent from patient, * Socially insured patient, * Patient willing to comply with all study procedures and study duration. Exclusion Criteria: * \- Underage, * Less than a one-year follow-up after surgery (stability of results is not achieved if follow-up is less than one year), * Meniscal lesion knee healthy side, * Prosthetic surgery of the knee healthy side, * Patient with an unbound fracture, * Patient without cardiological follow-up, * Pregnant or breastfeeding woman, * Inability to receive information, consent and participate in the whole study, * No social insurance cover, * No written consent, * Person under judicial protection or deprived of liberty.

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Conditions

The condition(s) this trial relates to.

bone cancer neoplasm

As listed by the trial registrant

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

Bone cancer Knee disease

Contacts and locations

Locations

  • Hop Swynghedauw

    Lille, 59037, France

More trials for these conditions

Other studies related to the condition(s) this trial covers.