Healthcare Professionals

Verify Evaluation System

Sacral Neuromodulation


The Verify™ evaluation system is a simple and discreet system used for the basic or advanced evaluation to assess the potential for long-lasting control with the InterStim™ system.



InterStim Therapy for Urinary Control is indicated for the treatment of urinary retention and the symptoms of overactive bladder, including urinary urge incontinence and significant symptoms of urgency-frequency alone or in combination, in patients who have failed or could not tolerate more conservative treatments.

This therapy is not intended for patients with mechanical obstruction such as benign prostatic hypertrophy, cancer, or urethral stricture.


InterStim Therapy for Bowel Control is indicated for the treatment of chronic fecal incontinence in patients who have failed or are not candidates for more conservative treatments.

Product Details

Verify Delivers Greater Insight

Verify Controller Usage Log

The Verify evaluation system provides data about the system and the evaluation, leading to a well-informed assessment of Sacral Neuromodulation as a treatment option.

  • Access Precise Data: The wireless touch-screen controller has a usage log to help clinicians stay informed about the evaluation
    • Program usage
    • Stimulation on/off
    • Patient adherence
    • Correlation between patient diary and usage log
  • Confirm System Integrity: Verify performs an automatic system integrity check to provide assurance that cable and lead connections are secure.
  • Assess Precisely Set Programs: Up to three precision-set programs can be stored in the controller, giving clinicians the versatility to assess multiple therapeutic settings for each patient.

Verify Provides Freedom for Patients

Verify Controller Programs

The Verify evaluation system includes a simple, wireless touch-screen controller and a small, concealable external neurostimulator (ENS).

  • Discreet: The ENS weighs less than 2 ounces, is worn on a belt, and is easy to conceal under clothing. Leads are hidden under bandaging.
  • Simple to Use: Using the controller, patients can start and stop therapy, change programs, and make other adjustments quickly and easily during the evaluation.
  • Greater Autonomy: Patients can change programs confidently on their own, requiring fewer programming sessions.

External Neurostimulator Model 3531

Verify External Neurostimulator Model 3531

The external neurostimulator (ENS) used with the Verify evaluation system is a small, lightweight, programmable device that pairs with the controller to deliver stimulation through the lead.

  • Single-patient use device
  • Small
  • Lightweight (less than 2 oz.)
  • Single button, used for On-Off
  • Water-resistant
  • Wireless connectivity with controller

Controller Model 3537

Verify Evaluation System Controller

The hand-held controller used with the Verify evaluation system pairs with the external neurostimulator (ENS) to deliver stimulation through the lead.

  • Reuseable device
  • Wireless connectivity with neurostimulator
  • Touch-screen display
  • Usage log
  • Accurate battery estimates
    • Controller
    • Neurostimulator
  • Single On-Off button
  • Up/down keys increase/decrease stimulation level
  • Automatic error detection
  • Automatic cable detection

Storage of three evaluation programs


  • Tined Lead Model 3889


Access prescriber, implant, MRI, and other manuals on the Medtronic Manual Library. Search by the product name (InterStim) or model number (Verify). You may also call 800-961-9055 for a copy of a manual.