Could a single injection transform hip replacement recovery?

NCT ID NCT01911949

Completed Symptom relief Sponsor: McMaster University Source: ClinicalTrials.gov ↗

First seen Aug 10, 2026 · Last updated Aug 11, 2026 · Updated 1 time

Summary

This trial tests whether a single ultrasound-guided injection of numbing medication near the femoral nerve can reduce pain after hip replacement surgery. The goal is to see if this approach helps patients move and walk sooner, making physiotherapy easier and shortening hospital stays. The study includes adults undergoing a hip replacement and will measure how feasible the approach is, along with safety outcomes.

What this could mean

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

Active substance: A single injection of a numbing medication (bupivacaine with epinephrine) given near the femoral nerve using ultrasound guidance.
What this could lead to: If effective, this nerve block could offer a simple, low-side-effect way to manage pain after hip replacement, helping patients walk sooner and leave the hospital faster.
What could go wrong: This is a small, early feasibility study, so results may not be conclusive. There are also rare risks like nerve damage, bleeding, or allergic reactions.

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Conditions

The condition(s) this trial relates to.

Pain, Postoperative

As listed by the trial registrant

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

POST SURGICAL PAIN

Contacts and locations

Locations

St. Joseph's Heathcare Hamilton

Hamilton, Ontario, L8N 4A6, Canada

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