Hip implant showdown: which design keeps metals out of your blood?

NCT ID NCT03371212

Ongoing Knowledge-focused Sponsor: Rush University Medical Center Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compares two types of hip replacement implants to see if one raises metal levels in the blood more than the other. Fifty-two adults getting a hip replacement will be randomly assigned to receive either a standard implant or a newer 'dual mobility' design. Researchers will measure cobalt, chromium, and titanium in participants' blood after surgery to check for differences.

What this could mean

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

Active substance: hip replacement implants (dual mobility vs. conventional)
What this could lead to: If successful, this study could help surgeons choose hip implants that minimize metal release into the blood.
What could go wrong: This is a small, early-phase study with only 52 participants, so results may not apply to everyone. It measures metal levels, not long-term health effects.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

osteoarthritis

As listed by the trial registrant

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

SERUM METAL LEVELS, SPECIFICALLY COBALT, CHROMIUM, AND TITANIUM

Contacts and locations

Locations

Rush University Medical Center

Chicago, Illinois, 60612, United States

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