ReActiv8® (Restorative Neurostimulation for Multifidus)

ReActiv8® is an innovative, implantable restorative neurostimulation system designed to target the multifidus muscle—the key stabilizer of the spine. By gently stimulating this deep muscle, ReActiv8® helps restore natural muscle control and spinal stability in patients with chronic mechanical low back pain linked to multifidus dysfunction. This therapy doesn’t just mask pain; it addresses one of its root causes, helping many patients regain strength, function, and long-term relief through consistent, restorative activation.

Quick Facts

  • Setting: Outpatient/ambulatory surgery
  • Time: ~60–90 minutes
  • Anesthesia: Typically sedation
  • Recovery: Same day; gradual activity ramp-up
  • Therapy: 30-minute sessions, usually twice daily

Who It Helps

  • Chronic mechanical low back pain >6 months
  • Clinical or imaging signs of multifidus dysfunction
  • Limited response to conservative care

How It Works

Leads are placed near the medial branch to activate the multifidus. A small pulse generator delivers scheduled therapy sessions that retrain and strengthen deep stabilizers over time.

What To Expect

  • Before: Evaluation, trial criteria discussion, shared decision-making
  • During: Lead and generator placement under imaging
  • After: Programming + home schedule; improvements accumulate over weeks to months

Benefits & Risks

  • Benefits: Addresses an underlying dysfunction (not just masking pain); can improve function and quality of life in appropriate patients
  • Risks: Infection, lead migration, discomfort at the pocket, device-related complications

Is It Right For Me? (Checklist)

  • ✅Diagnosed multifidus dysfunction
  • ✅ Persistent low back pain affecting daily life
  • ✅ Able to commit to prescribed therapy sessions

Alternatives At PCET

FAQs

  • Is this like a spinal cord stimulator? Different goal—ReActiv8 targets muscle activation for stability rather than masking pain signals.
  • When will I notice improvement? Often gradually over 2–3 months as muscles retrain.
  • Can I exercise? Yes—your team will give a staged plan.
  • Battery life? Device-specific; your provider will review details.

What Happens Next?

After ReActiv8® Restorative Neurostimulation, your provider will review how your pain, function, and activity level respond over time.

If you experience meaningful improvement, your provider may discuss ongoing device use, follow-up care, physical therapy, or functional rehabilitation to help support your progress.

If you do not get the improvement you were hoping for, that does not mean you are out of options. Your provider may reassess your symptoms, device settings, therapy participation, or whether another pain source may be contributing to your symptoms.

Possible next steps may include:

  • Reviewing your symptoms and treatment response
  • Evaluating device programming when appropriate
  • Supporting therapy participation and activity goals
  • Evaluating other possible pain sources
  • Physical therapy or functional rehabilitation
  • Other treatment options available through PCET

The goal is to support long-term improvement, better understand your pain, and determine the next best step for your care.

📞 Call to Schedule

If chronic low back pain linked to multifidus muscle dysfunction is impacting your quality of life, ReActiv8® restorative neurostimulation may help rebuild stability and provide long-term relief. Call (865) 579-0552 to schedule your appointment today.