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One surgery instead of two for infected knee replacements? study tests patient selection.

NCT ID NCT02405702

Knowledge-focused Sponsor: University Hospital, Strasbourg, France 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 26, 2026 · Last updated Jun 26, 2026

Summary

This study looked at whether carefully selecting patients for a single surgery (one-step replacement) can effectively treat an infected knee replacement. Researchers reviewed records of 60 patients who had this procedure between 2000 and 2010. The goal was to see if using specific patient criteria leads to better infection healing, compared to the standard two-step approach.

What this could mean

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

What this could lead to
If successful, this could help doctors decide which patients might benefit from a single surgery to treat a knee replacement infection, potentially reducing the need for a two-step procedure.
What could go wrong
This is a small, retrospective review of past cases, not a controlled trial. The criteria used to select patients are not well proven, and results may not apply to all patients.

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.

Participants

60 people

The number who actually took part.

Started

Mar 2015

Finished

Jan 2016

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.

Who is studied

Patients over 18 years having surgery for the management of knee infection after change in one step of a knee replacement prothesis in the participating services between 2000 and 2010.

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: * Patients over 18 years * Patient having surgery for the management of knee infection after change in one step of a knee replacement prothesis in the participating services between 2000 and 2010. Exclusion Criteria: * Patients under 18 years

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Conditions

The condition(s) this trial relates to.

bacterial arthritis Infections infective arthritis

As listed by the trial registrant

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

Knee infection

More trials for these conditions

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