Targeting Knee Pain at the Source: The Benefits of Radiofrequency Ablation

You've tried physical therapy, medications, injections, and lifestyle modifications, but you’re still dealing with chronic knee pain day in and day out. But before you resign yourself to living with this limitation or considering major knee replacement surgery, there's an innovative treatment option you should know about: genicular radiofrequency ablation (RFA).

Genicular radiofrequency ablation is a minimally invasive treatment that targets chronic knee pain from conditions like osteoarthritis (OA) at the source. Our team at Centers for Pain Control & Vein Care offers this effective solution in Hobart, La Porte, Merrillville, Munster, and Valparaiso, Indiana, and here’s what you need to know about what it is and how it works.

How radiofrequency ablation treats chronic knee pain

While there are lots of different causes of chronic knee pain, one of the most common is osteoarthritis, which happens when the cartilage cushioning your joint gradually wears away. As bone rubs against bone, inflammation develops and nerves in and around your knee send constant pain signals to your brain.

Conservative treatments are often the first line of defense against this persistent pain and they can be effective. Anti-inflammatory medications reduce swelling temporarily, corticosteroid injections provide relief for weeks or months, and physical therapy strengthens the muscles supporting your knee.

But when these approaches stop working or provide only temporary relief, you need a solution that addresses the pain signals themselves. That's where genicular radiofrequency ablation comes in.

This minimally invasive procedure targets your genicular nerves, which are small sensory nerves responsible for transmitting pain signals from your knee to your brain. It uses radiofrequency energy to heat and interrupt these nerves’ ability to send pain signals to your brain.

During the procedure, we use fluoroscopy (real-time X-ray imaging) to guide a thin needle to the precise location of these nerves around your knee. You receive local anesthesia to numb the area so you feel minimal discomfort from start to finish. 

Here are some of the best benefits of radiofrequency ablation for chronic knee pain.

Benefit #1: RFA addresses pain at the source

Pain medications circulate through your entire body and can cause unwanted side effects. Injections provide only temporary inflammation reduction. But radiofrequency ablation targets the root cause of your chronic knee pain: the overactive sensory nerves themselves.

Radiofrequency ablation interrupts the specific pain pathway causing your discomfort, so you're treating the problem where it starts, not just covering it up. That means your pain relief comes from the procedure itself, not from daily pills with their associated risks and limitations. 

With less reliance on pain medication, you can avoid the side effects of long-term nonsteroidal anti-inflammatory drug (NSAID) use like stomach problems and increased cardiovascular risk, and eliminate concerns about opioid dependency. 

Benefit #2: RFA delivers long-lasting pain relief without surgery

Unlike medications that mask pain temporarily or injections that reduce inflammation for a limited time, radiofrequency ablation provides relief that lasts six months to two years or even longer.

You're not just managing symptoms day by day. Instead, you're gaining months of significantly reduced pain from a single outpatient procedure. Most patients experience 50-80% improvement in their knee pain, and you avoid the risks, complications, and lengthy recovery associated with knee replacement surgery.

And even if it’s likely you’ll need knee replacement eventually, radiofrequency ablation can delay that need if you're not ready for such a major procedure or want to wait until surgery becomes absolutely necessary. With radiofrequency ablation, it’s possible to maintain your active lifestyle while postponing — or potentially avoiding — more invasive interventions.

Benefit #3: RFA comes with minimal downtime and quick recovery

We perform genicular radiofrequency ablation on an outpatient basis, meaning you go home the same day. You don't need general anesthesia, there are no large incisions to heal, and you return to light activities within a few days.

You can get back to your life quickly without the disruption of major surgery. And as the treatment takes effect, you’ll find you can walk longer distances without discomfort, climb stairs with less difficulty, and sleep better at night without knee pain waking you up.

Are you ready to find out if genicular radiofrequency ablation is a good choice for you? We’re here to help you find out. In general, we recommend this treatment if you have chronic knee pain from osteoarthritis that hasn't responded adequately to conservative treatments.

In most cases, we start with a diagnostic nerve block first to confirm that targeting these specific nerves will provide you with relief. If the nerve block successfully reduces your pain, you're likely to benefit from the longer-lasting effects of radiofrequency ablation.

Chronic knee pain doesn’t have to control your life. Call 219-476-7246 or request an appointment online today to learn whether genicular radiofrequency ablation could help you get back to the activities you love.