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Neuromodulation Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

Charge Density

Professional Technical IVT

The amount of electrical charge delivered per unit area of electrode surface, a critical safety parameter in neurostimulation.

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Polarity Reversal

Intermediate Technical IVT

The programming technique of switching electrode polarity (anode/cathode) to modify stimulation field direction and cove...

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Pulse Width

Intermediate Technical IVT

The duration of each electrical pulse in microseconds, a key programmable parameter in neurostimulation devices.

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Pulsed Radiofrequency

Advanced Technical IVT

A modified radiofrequency technique that delivers energy in brief pulses rather than continuously, creating neuromodulat...

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Radiofrequency Ablation

Intermediate Technical IVT

A minimally invasive procedure using high-frequency electrical current to heat and destroy specific nerve tissue to inte...

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Recruitment Threshold

Advanced Technical IVT

Minimum stimulation intensity required to activate a sufficient population of neural fibers to produce therapeutic effec...

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Refractory Epilepsy

Professional Technical IVT

Epilepsy that does not respond adequately to antiepileptic medications, often requiring alternative treatments such as n...

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Responsive Neurostimulation

Professional Technical IVT

An adaptive neuromodulation system that detects abnormal brain activity and delivers targeted stimulation to prevent or...

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Rheobase

Professional Technical IVT

The minimum electrical current intensity required to excite neural tissue with an infinitely long stimulus duration.

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Sacral Neuromodulation

Professional Technical IVT

A therapeutic approach using electrical stimulation of sacral nerve roots to treat bladder, bowel, and pelvic floor dysf...

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Sham Stimulation

Intermediate Technical IVT

A control condition in neuromodulation research where patients receive inactive or subtherapeutic stimulation to assess...

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Spinal Cord Stimulator

Intermediate Technical IVT

Implantable device that delivers electrical pulses to the spinal cord to manage chronic pain conditions.

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Stimulation Artifact

Professional Technical IVT

Electrical interference patterns generated by active neurostimulation that can obscure physiological signals during neur...

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Stun Effect

Advanced Technical IVT

Temporary worsening of symptoms immediately following neurostimulation device implantation, typically resolving as tissu...

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Subthreshold Stimulation

Professional Technical IVT

Electrical stimulation delivered below the threshold for conscious sensation, used in modern neurostimulation paradigms.

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Sweet Spot Programming

Professional Technical IVT

A programming approach that identifies the optimal electrode configuration and stimulation parameters that provide maxim...

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Tachyphylaxis

Professional Technical IVT

Rapid loss of therapeutic response to neuromodulation therapy despite continued or increased stimulation parameters.

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Therapeutic Efficacy Assessment

Intermediate Formal IVT

Systematic evaluation of neuromodulation therapy outcomes using standardized measures and patient-reported data.

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Therapeutic Steering

Advanced Technical IVT

The precise manipulation of electric field direction and intensity using multiple electrode contacts to optimize neural...

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Therapeutic Washout

Intermediate Technical IVT

The gradual return of symptoms following discontinuation of neuromodulation therapy, used to assess treatment efficacy.

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Therapeutic Window

Professional Technical IVT

The range of stimulation parameters between the threshold for therapeutic benefit and the onset of adverse side effects.

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Therapy Cycling

Intermediate Technical IVT

Programmed alternation between periods of active stimulation and rest to prevent neural accommodation.

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Tonic Stimulation

Intermediate Technical IVT

Continuous, regular-frequency neurostimulation typically delivered at 40-100 Hz for pain relief.

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A non-invasive brain stimulation technique that applies weak electrical currents to modulate neuronal activity.

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Transcranial Magnetic Stimulation

Intermediate Technical IVT

Non-invasive neuromodulation technique using magnetic fields to stimulate specific brain regions.

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Showing 73–96 of 100

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