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Bone cancer implant infections under the microscope

NCT ID NCT07264296

Knowledge-focused Sponsor: Vastra Gotaland Region 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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Jun 27, 2026

Summary

This study looks at why people with bone cancer (skeletal sarcoma) get more infections after joint replacement surgery than those with arthritis. Researchers will collect tissue and blood samples from 40 patients to compare immune and bacterial factors. The goal is to understand the causes, not to 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

About 40 people

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

Started

Feb 2025

Expected to finish

Jan 2028

An estimate. End dates often move.

Lead sponsor

A government agency

The lead sponsor is a government body.

Who can take part

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

Who is studied

Three groups of patients will be studied: * Patients who undergo surgery with a megaprosthesis due to skeletal sarcoma * Patients who have a PJI of a megaprosthesis * Patients who have a PJI after total hip or knee replacement due to osteoarthritis All patients will be recruited consecutively at the Sahlgrenska University Hospital.

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: * Patients diagnosed with skeletal sarcoma planned for primary surgery with resection of tumour and replacement with a megaprosthesis. * Patients operated with a megaprosthesis due to skeletal sarcoma who develop a peri-prosthetic joint infection (PJI). * Patients diagnosed with PJI after total hip or knee replacement due to osteoarthritis. Exclusion Criteria: * None in the group of patients with skeletal sarcoma. * Patients in the PJI group who have a total hip or knee replacement are excluded if they use immunomodulary medication or have a immunodeficiency.

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Conditions

The condition(s) this trial relates to.

bone sarcoma osteoarthritis osteoarthritis, hip osteoarthritis, knee osteosarcoma periprosthetic joint infection prosthesis-related infectious disease

As listed by the trial registrant

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

Hip arthritis Implant infection Knee arthritis Prosthesis related infections Skeletal sarcoma

How to take part

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

  1. The places running it

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

  2. The official record

    The full official record for this study. This one lists no contact details, but it is the first place any would appear.

    Open the record ↗

  3. 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

Locations

  • Ortopedi, Sahlgrenska University Hospital

    Gothenburg, Sweden

More trials for these conditions

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