Unipolar Versus Bipolar Radiofrequency Ablation in Knee Osteoarthritis Pain

Sponsor
Tanta University
Study ID
NCT07789340
Status
Recruiting
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Conditions

Eligibility Criteria

Sex
ALL
Age
50 Years - N/A
Healthy Volunteers
Not accepted

Interventions

  • Unipolar radiofrequency ablation — PROCEDURE
    Patients will undergo radiofrequency ablation (RFA) of three genicular nerves (superior medial, superior lateral and inferior medial) with one cannula.
  • Bipolar radiofrequency ablation — PROCEDURE
    Patients will undergo radiofrequency ablation (RFA) as unipolar RFA but with two cannulas.

Study Details

This study aims to compare the efficacy of unipolar versus bipolar radiofrequency ablation (RFA) in knee osteoarthritis pain.

Key Dates

First listed
Aug 27, 2026
Start date
Aug 29, 2026
Status verified
Aug 2026
Primary completion
Jun 1, 2027
Completion
Jun 1, 2027

Study Design

Enrollment
64 participants (estimated)
Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT

Arms

  • Experimental: Unipolar RFA (URFA) Group
    Patients will undergo radiofrequency ablation (RFA) of three genicular nerves (superior medial, superior lateral and inferior medial) with one cannula.
  • Experimental: Bipolar RFA (BRFA) Group
    Patients will undergo radiofrequency ablation (RFA) as unipolar RFA but with two cannulas.

Primary Outcome Measure

Proportion of successful responders with a reduction 50% of pain [ Time Frame: 24 weeks after the procedure ]

Central Contacts

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