3D-printed hip cup tested for better bone preservation

NCT ID NCT06287021

Knowledge-focused Sponsor: Permedica spa Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study is testing whether a new 3D-printed titanium hip cup helps maintain bone density better than a standard cup in people getting a hip replacement. Fifty adults with hip osteoarthritis will be randomly assigned to receive either the new 3D-printed cup or a standard cup. Researchers will measure bone density around the implant using DEXA scans over two years.

What this could mean

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

Active substance: 3D-printed highly-porous trabecular titanium acetabular cup (device)
What this could lead to: If successful, this could show that the new 3D-printed cup helps preserve bone around the hip replacement better than the standard cup, potentially leading to longer-lasting implants.
What could go wrong: This is a small, early-stage study with only 50 participants, so results may not apply to everyone. The new cup might not show any advantage over the standard one.

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 50 people

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

Started

Apr 2024

Expected to finish

Jun 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

40 to 85 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

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 candidated to undergo unilateral cementless primary total hip arthroplasty with Jump System Traser® cup or Jump System HAX-Pore® cup by Permedica Orthopaedics (study sponsor). * Patient with primary or secondary hip osteoarthritis; * Patient who has given informed consent; Exclusion Criteria: * Male patients younger than 40 years or older than 85 years; * Female patients younger than 50 years or older than 85 years; * Childbearing; * Patients not indicated for receiving the investigational devices; * Patients not indicated for receiving cementless metaphyseal short femoral stems by Permedica Orthopaedics as the "Exacta RS" or "Exacta S" brand; * Patients with rheumatoid arthritis, avascular osteonecrosis, severe hip dysplasia (grade III-IV according to Crowe classification), Perthes disease, Paget disease, femoral neck fracture, pelvic fracture or sequelae of previous surgical procedures or trauma to the ipsilateral hip; * Patients with bone disorders; * Patients with diabetes; * Patients under PTH (parathyroid hormone), corticosteroid, or osteoporosis pharmacological therapy; * Patients with disabling disease in the contralateral limb; * Patients with BMI \> 30 or \< 18; * Patients not willing to follow the study protocol; * Patients incapable to understand the study protocol; * Patients addicted to alcohol or drugs; * Patients already enrolled in other clinical investigations;

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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.

Total hip arthroplasty

How to take part

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

The places running it

2 sites. The list below names each one and where it is.
The official record

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

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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.

3D-printed hip cup tested for better bone preservation

What the study statuses mean