Choosing the Right EMG Machine - MFI Medical

Electromyography (EMG) machines are a fundamental tool in the field of neurophysiology. They assist clinicians in diagnosing and treating a broad range of neuromuscular disorders. When considering the right EMG machine, critical factors include reliability, user-friendliness, and precision. In this article, we’ll compare EMG machine options from two leading manufacturers: Cadwell and Natus Nicolet/Synergy, available from MFI Medical.

Cadwell Sierra Series

Cadwell Sierra Series - MFI Medical

The Cadwell Sierra Summit EMG system delivers high-performance neuro diagnostics with an advanced amplifier design. This Cadwell EMG machine offers comprehensive nerve conduction studies and needle EMG capabilities, making it a powerful diagnostic tool for any clinical setting.

The Cadwell Sierra Summit EMG system boasts an array of impressive features. Its base unit comes equipped with a dedicated keypad and knob controls, ensuring intuitive and efficient operation. The system is further enhanced by a dual high-power speaker setup with a software equalizer, delivering exceptional audio performance. Among its specialized functionalities, the EMG Guided Injection Protocol stands out, providing precise guidance for injections. Moreover, the system offers comprehensive NCV (motor, sensory, mixed, inching) capabilities, F Wave / H Reflex analysis, and a built-in Electrode Continuity Check, ensuring reliable and accurate results during examinations.

Cadwell Sierra Wave EMG - MFI Medical

The Cadwell Sierra Wave EMG stands out for its portability and versatile data management. It combines the aspects of routine nerve conduction, and EMG studies into one compact system, providing flexibility in the clinic.

Cadwell Sierra Wave EMG offers a versatile set of features, including a base unit with intuitive controls, programmable Handheld StimTroller, and a 2 or 4-channel amplifier. It supports various EMG protocols like free run and capture mode, with buffer playback, unlimited storage, and programmable Muscle Scoring. The system also includes numerous analysis options, such as Single Motor Unit Analysis, NCV, F Wave, H Reflex, AnatomyVIEW, Blink Reflex, RNS, SEP, SSR, RR Interval, and more. With comprehensive application help, technical phone support, and compatibility with USB printers, it ensures efficient and user-friendly EMG testing.

Cadwell Sierra II Wedge EMG System - MFI Medical

Lastly, the Cadwell Sierra II Wedge EMG System offers a balance between performance and affordability. This two-channel Cadwell EMG machine brings together routine EMG and nerve conduction studies into one easy-to-use device.

The quick recovery design minimizes shock artifact, ensuring precise and rapid results. A user-friendly custom keyboard grants easy access to essential test controls. The system encompasses various protocols, encompassing EMG, NCV, F Wave, H-Reflex, RNS, Blink Reflex, and a comprehensive range of somatosensory, auditory, and visual evoked potentials tests. Generated reports include diverse traces, tabulated measurements, patient details, findings, conclusions, and comments.

Natus Nicolet/Synergy EMG Systems

Natus Nicolet/Synergy EMG Systems - MFI Medical

The Nicolet EDX EMG/NCS/EP/IOM System is an all-in-one comprehensive system offering advanced data analysis and reporting capabilities. Natus EMG machine offers the versatility of EMG, Nerve Conduction Study (NCS), Evoked Potentials (EP), and Intraoperative Monitoring (IOM) capabilities.

The Nicolet EDX EMG/NCS/EP/IOM system features a powerful digital signal processor, connections for various accessories, and up to eight channels for online analysis. It includes an electrical stimulator probe with five head options and a 2-channel amplifier optimized for basic EMG/NCS/EP. The 2+6-channel and 16-channel amplifiers are designed for advanced testing with multiple applications. Viking or Synergy software offers efficient workflow, automated test procedures, and customizable reports. The system also boasts networking and IT features for remote access and EMR integration. Citrix compatibility allows remote access from anywhere.

Nicolet VikingQuest EMG - MFI Medical

The Nicolet VikingQuest EMG machine is a robust, user-friendly system offering EMG and NCS capabilities. This Natus EMG machine provides comprehensive diagnostics with precise and detailed readings.


In conclusion, both Cadwell and Natus Nicolet/Synergy offer reliable and efficient EMG machines that cater to various clinical needs. Your choice will depend on your specific requirements, such as portability, advanced diagnostics, or budget.

At MFI Medical, we provide an extensive range of EMG machines from leading manufacturers to help you find the equipment that suits your needs. Whether you're a large medical facility or a small practice, we're here to help you make the best choice. Contact us today to find out more about our EMG machines. We hope this comparison helps you in making an informed decision for your medical practice.