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Which surgery best fights knee replacement infections? study digs into data

NCT ID NCT07232771

Knowledge-focused Sponsor: First Affiliated Hospital of Fujian Medical University 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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Updated 1 time

Summary

This study looked back at 145 patients who had a knee replacement infection and underwent one of four surgical treatments. Researchers compared how often the infection came back or required another surgery. The goal is to help surgeons pick the best option for each patient.

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 study could help doctors choose the best surgical approach for knee replacement infections, potentially reducing the need for repeat surgeries.
What could go wrong
This is a small, single-center retrospective study, not a controlled trial. Results may not apply to all patients, and it does not test a new treatment.

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

200 people

The number who actually took part.

Started

Jan 2023

Finished

Dec 2024

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

According to the inclusion criteria, 145 patients who underwent DAIR, phase 1 revision, phase 1.5 revision, and phase 2 revision surgery for TKA-PJI at the institution between 2012 and 2022 were selected. All patients have completed at least 2 years of follow-up. Follow up includes prosthesis loosening, infection recurrence rate, infection recurrence rate, infection new incidence rate, bacterial positive culture rate, infection free survival rate, and revision rate for any reason. Sampling Method

Ages

Children (under 18), adults (18 to 64) and older adults (65 and over)

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 1. Patients who met the diagnostic criteria for TKA-PJI; 2. Patients who underwent one of the following surgical interventions: DAIR, one-stage revision, 1.5-stage revision, or two-stage revision; 3. Patients with complete medical records available; 4. Patients who provided informed consent to participate in the study. Exclusion Criteria: 1. Incomplete medical records; 2. Poor follow-up compliance, including inability to complete scheduled follow-up visits or refusal to participate in follow-up; 3. Follow-up duration less than 2 years.

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Conditions

The condition(s) this trial relates to.

periprosthetic joint infection Reinfection

As listed by the trial registrant

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

Aseptic loosening Periprosthetic joint infection (PJI) Reinfection Revision Total knee arthroplasty

Contacts and locations

Locations

  • The First Affiliated Hospital of Fujian Medical University

    Fuzhou, Fujian, 350005, China

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