Free Teaching Tools

Explore the ideas
behind the signal.

Interactive teaching tools, grouped by topic. Choose an explorer, simulator or practice activity.

Physics in IONM

Ohm’s law Differential amplifiers Filter response explorer Frequency filter simulator Sampling & bit resolution Analogue-to-digital conversion Evoked-potential signal physics Sound wave mechanics Decibels & power Power ratio & sound intensity

Neuroanatomy

3D brain anatomy Locked for now 3D spinal cord anatomy Locked for now Spinal cord tract placement Locked for now Muscle identification & needle placement Locked for now

Electrodes & stimulation

Electrode & stimulation basics Head electrode placement Train-Of-Four Peripheral electrode polarity Stimulation polarity practice

Pathways & mapping

Auditory pathway animation Locked for now SSEP signal-loss scenarios Locked for now SSEP pathway walkthrough Locked for now Central sulcus phase reversal Locked for now Paradoxical lateralization Locked for now Motor mapping explorer Locked for now Guided motor mapping practice Locked for now

Educational schematics and simulations. Examples simplify anatomy and signal behaviour; they are not clinical decision tools.