Knee block study aims for better pain relief and fewer falls after surgery
NCT ID NCT07595471
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests two different injection spots for a nerve block in the thigh (adductor canal block) to see which provides better pain relief and reduces the risk of falls after total knee replacement. 68 adults having knee surgery under spinal anesthesia will be randomly assigned to one of two injection levels. Researchers will measure how far the numbing medicine spreads and track pain scores and safety outcomes.
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Study facts
What this study's own registry entry says, in plain language.
- Phase
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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
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About 68 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Apr 2026
- Expected to finish
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Jun 2026
An estimate. End dates often move.
- Lead sponsor
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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.
- Ages
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18 to 80 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * \* Patients aged \> 18 years. * ASA physical status classification I-III. * Patients scheduled for elective, unilateral total knee arthroplasty (TKA). * Planned administration of spinal anesthesia. * Ability to provide written informed consent. Exclusion Criteria:Scheduled for bilateral knee arthroplasty. * Known hypersensitivity or allergy to local anesthetics. * History of chronic pain syndrome or regular opioid consumption. * Presence of peripheral neuropathy or neurological disorders affecting the femoral nerve. * Coagulopathy or ongoing anticoagulant therapy. * Active infection at the site of injection. * Inability or refusal to provide written informed consent.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Ankara Etlik City Hospital
Ankara, 06000, Turkey (Türkiye)
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Other studies related to the condition(s) this trial covers.
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