EMG/NCS/EP/NMUS – Sierra Summit
Sierra Summit EMG, NCS, EP, and Ultrasound
The Sierra Summit® is one of our most dynamic neurophysiological neurodiagnostic systems. It is capable of EMG, NCS, VEP, AEP, MEP, SSEP, NMUS, and many other neurodiagnostic examinations.

Sierra Summit is designed for the neurophysiologist or electrodiagnostic technician who prioritizes quality, durability, and efficiency.

Integrate EMG, NCS, EP, and NMUS with the Sierra Summit
Sierra Summit® is a flexible and full-featured electrodiagnostic and imaging system.

Scalable Electrodiagnostic hardware and software
Sierra Summit is flexible for neurology and physical medicine and rehabilitation (PM&R) applications. Choose the amplifiers, stimulators, accessories, and electrodes that best suit your practice. The protocol licensing of Sierra® software allows you to select only the test protocols you need. A variety of custom carts, computers, and monitors are available, or you can provide your own.

Durable and reliable hardware
Cadwell uses the highest quality components to deliver system reliability, including electrode connectors rated for 100,000+ connections, industrial cables with locking aluminum connectors, and test fixture and electrode testers for instant hardware diagnostics.

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The Sierra Summit Base Unit offers a simple user interface for EMG, NCS, EP, and NMUS
The Sierra Summit Base Unit is the hub for auxiliary evoked potentials, electrical stimulators, amplifiers, in and out triggers, the PC connection, and power.

  • Our highest sound quality is achieved with instantaneous signal processing, dual high-quality speakers, and full equalizer controls
  • Machined aluminum dials, raised buttons, and locking aluminum connectors are build to last and rated for 100,000+ uses
  • Integrated stimulators
  • Trigger in/out for peripheral equipment

The Sierra Summit Base Unit offers a simple user interface for EMG, NCS, EP, and NMUS
The Sierra Summit Base Unit is the hub for auxiliary evoked potentials, electrical stimulators, amplifiers, in and out triggers, the PC connection, and power.

  • Our highest sound quality is achieved with instantaneous signal processing, dual high-quality speakers, and full equalizer controls
  • Machined aluminum dials, raised buttons, and locking aluminum connectors are build to last and rated for 100,000+ uses
  • Integrated stimulators
  • Trigger in/out for peripheral equipment

Complement your electrodiagnostic testing with Sierra NMUS1 Ultrasound

Sierra NMUS1™ is an advanced ultrasound imaging tool designed specifically for neuromuscular diagnostics, musculoskeletal examinations, and augmented needle guidance. Sierra NMUS1 and the NMUS+ protocol in Sierra® software provide innovative and sophisticated algorithms and dedicated imaging and diagnostic features.

Sierra NMUS1 is completely integrated into the Sierra software NMUS+ protocol for fast and accurate diagnoses, enabling high image quality, an intuitive protocol-specific user-interface, a simple integrated workflow and results, and muscle quantification mode.

StimTroller Plus handheld stimulator

The StimTroller Plus™ electrical stimulator provides a handheld recording and stimulating tool, so you can run complete tests from the palm of your hand. Control intensity, pulse width, distance, nerve selection, site selection, trace selection, and more with the StimTroller Plus. Adjust the angle and distance between probes or remove them to attach electrodes, needles or other stimulators. Use as a remote control for EMG: run and stop EMG acquisition, adjust gain and sweep control, store snapshots and buffers, review and playback buffer, select muscles, increase volume, and more

Engineered with reinforced housing and stainless steel mechanics, the StimTroller Plus will help you deliver efficient electrodiagnostic testing experiences.

Cadwell Whitepaper The Case for Neuromuscular Ultrasound

Electromyography (EMG) and Nerve Conduction Studies (NCS) have been the standard of electrodiagnostic medicine care for the last 50 years. Recent developments in high-frequency ultrasound imaging technology have resulted in neuromuscular ultrasound (NMUS) becoming another important component of neurodiagnostic evaluations.

Francis Walker, MD, is a neurologist and professor of neurology at the Wake Forest School of Medicine Department of Neurology. His research in movement disorders has helped pioneer the development of neuromuscular ultrasound as a sophisticated, low-cost diagnostic tool (Wake Forest). “The rate of discovery of new indications for neuromuscular ultrasound,” writes Francis Walker, “the endurance of previously discovered indications, the continued evolution of instrumentation, its non-invasiveness, and the growing use of ultrasound for different neuromuscular disorders by experts in electrodiagnostic medicine makes a compelling case for imaging in clinical neurophysiology laboratories” (Walker, et al., 2018).

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