Nerve Conduction, EMG, and Evoked Potentials

with the option of completely integrated ultrasound

Scalable Hardware and Software

  • Build the system you need with a variety of stimulators, amplifiers, and test protocols
  • Our most advanced amplifiers offer 1 -12 channels of sophisticated filtering and noise reduction
  • Choose from a variety of carts, computers and monitors or provide your own
  • Configure a portable Summit™ system that can be set up for testing in a matter of seconds
  • Add Integrated Ultrasound
EMG, Evoked Potential

Flexible and Familiar Design

  • See it how you want to: Custom views give you full control of displays, colors, tables and test protocols
  • Hear it how you want to: Our highest sound quality is achieved with instantaneous signal processing, dual high-quality speakers and full equalizer controls
  • Use it how you want to: Customize your  workflow with user-defined studies and tests that can be adjusted on the fly

StimTroller Plus for EMG

Controls exactly where you need them - next to your needle

Control gain, sweep, run/stop, playback and volume

StimTroller Plus for NCS

Perform an entire NCS from the palm of your hand

Control intensity, pulse width, distance, nerve selection, site selection, trace selection and more

Precise and responsive controls

Simplified interface

Programmable protocol-specific function keys and knobs

Complement your electrodiagnostic testing with completely integrated ultrasound

  • Confirm electrodiagnostic findings
  • Detect early stage nerve damage
  • Provide insight into muscle functionality
  • See how movement effects the nerve
  • Study the nerve along its entire course

Improve your diagnosis and treatment decisions

  • Improve accuracy and specificity of a diagnosis
  • Identify the site of involvement and origin of compression
  • Determine the needs and expected outcomes of surgery
  • Detect additional evidence: cysts, lipomas, compressions, entrapments, tumors, traumas, and causes of lesions

Augment your needle guidance and injections

  • Ensure the needle is inserted in the correct muscle
  • See the location of the needle within the muscle
  • Measure muscle functionality pre-injection and post-injection
  • Simultaneously hear, see and stimulate for accurate injections
EMG, Ultrasound

Complete Neurodiagnostic Solutions

Cadwell neurodiagnostic solutions are engineered to work on a single computer or as separate systems connected with CadLink data management. Cadwell is dedicated to creating smart and affordable neurodiagnostic technology.

  • EMG
  • NCS
  • EPs
  • Advanced Protocols
  • Autonomic Studies
  • EEG
  • Ultrasound Imaging
  • T2 Cart – single or dual monitor configuration
  • Point of Care Cart
  • Portable wheeled case
  • Portable carry casy

The Sierra Summit Evoked Potential system is:


  • Customize existing or create new protocols
  • Simultaneously display live, averaged and grand average data
  • Easily adjust parameters and positions of individual traces or entire trials
  • Customize the calculations of Latency, Amplitude, Interlatency, Interamplitude, percentages, ratios and side-by-side comparisons
  • Incrementally smooth or unsmooth data live or post-acquisition


  • Select the channels and tests you need and easily add more later
  • Software-controlled montages and inputs can be changed on the fly
  • Control settings and parameters directly from the test screen
  • Compare side-by-side with vertical or horizontal split screen
  • Use the Remote Headbox for tight spaces and better patient mobility


  • Fully customize Auto Cursors and highlight abnormal values
  • Use Tabular Data Summary View to see all test results on one screen
  • Use Auto Findings Composer to generate a summary of findings based on normative data
  • Create a personalized report with just a few clicks using QuickReport and custom templates
EMG, Evoked Potential


  • Headphones, Inserts, Bone Transducer
  • Condensation, Rarefaction, Alternating
  • Click, Tones, PIP 202, PIP 212
  • WAV, Trigger-In, Trigger-Out


Pattern VEP, Flash VEP, ERG, EOG, Trigger-In, Trigger-Out
  • VEP Protocols: Pattern VEP, Flash VEP, ERG, EOG, Trigger-In, Trigger-Out
  • Selectable Fields, Check Sizes and Targets
  • Get accurate results with any external LCD monitor with the Calibration Sensor


SEP, Dermatomal SEP, Interleave SEP, Trigger-In, Trigger-Out
  • Custom Trace Labels
  • Advanced Stim Modes