Comparing two numbing injections for knee replacement pain
Part of Bones, joints & muscles clinical trials.
This study compares two types of numbing injections (nerve blocks) to see which provides better pain relief after total knee replacement surgery. If you are 65 or older and having your first knee replacement, you may be able to join.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are 65 years or older and having a first-time total knee replacement on one knee.
- You are able to rate your pain on a 0–10 scale.
- You do not take strong painkillers (opioids) every day for more than 30 days before surgery.
- You are not allergic to numbing medications like ropivacaine.
- You do not have a bleeding disorder or take blood thinners that cannot be safely paused.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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