Radiofrequency Denervation for the Back, Hip and Neck Pain

What is Radiofrequency Denervation?

It is a therapy that uses radio waves to produce an electric current which heats the nerves of the facet joints or sacroiliac joint. The heat lesion of the nerves helps in reducing the pain.

Why do I need radiofrequency treatment/denervation?

It is undertaken when the sacroiliac joint injections, facet joint injections or medial branch blocks have provided significant pain relief for a short duration. The main purpose is to provide a prolonged period of pain relief.

What will happen to me during the treatment?

The injections are performed under x-ray guidance in the theatres by the Pain Management Consultant. A local anaesthetic will be used to numb the skin before the needle is inserted.

The doctor will ask you questions during the procedure to make sure the needles are in the right place to avoid complications.

How long will the procedure take?

The procedure usually takes between 20 – 30 minutes however you will be expected to arrive 30 minutes before for consent and ward check.

What are the risks involved?

Failure – may not work well

Worsening of pain before it gets better

Pain and bruising at the site of injection

Worse headache

Infection is rare

Leg or Arm weakness is a rare complication

What happens after the procedure?

You will be moved to the recovery area where the nurse will check your heart rate and blood pressure, followed by transfer to the ward. Your Pain Management Consultant will perform an initial assessment to ascertain the effectiveness and review you before discharge.

Is there a follow-up appointment after the treatment?

Yes, your Pain Management Consultant will follow up in 6 - 8 weeks in the Pain clinic to ascertain the effectiveness of the treatment and discuss further management.