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All videos are free of charge for online viewing here and on YouTube. You can also purchase them on a DVD here... SFEMG Videos Introduction   The Authors   The SFEMG Book AID Jitter System   Principles of SFEMG   Needle, Selectivity and Instrumentation   Fiber Density Measurements   Jitter Phenomenon and Stimulation SFEMG   Jitter Measurement During Voluntary Activation   Quality Control in SFEMG   Jitter during Voluntary Activation and Stimulation   Velocity Recovery Function Technical Aspects of SFEMG   Trigger and Delay Line   Filters   Amplitude Variation in SFEMG Signals   Jitter Display as Dots in Sequential Histograms   Care of Electrodes   SFEMG: Recording and Analysis   Volitional     Frontalis     Biceps Brachii     Extensor Digitorum Communis   Stimulation SFEMG     Frontalis: Needle Stimuation     Frontalis: Surface Stimulation     Orbicularis Oculi     Extensor Digitorum Communis     Tibialis Anterior   Fiber Density     Extensor Digitorum Communis   Jitter: Measurement and Interpretation   Jitter Appreciation   Technical Block (False Trigger)   Triangular After potentials   Recognizing Trends   Visualizing Jitter in Tripple Potential   Selecting the Trigger in a Multi-spike Potential   Analyzing Jitter in a Multi-spike Potential   Split Muscle Fiber   Direct Muscle Stimulation High Jitter Without Blocking   Flip Flop (Bimodal Jitter)   Neurogenic Blocking   Neurogenic Blocking: Difficult   Ephaptic Transmission   F Response   Axon Reflex   Measuring Jitter with Concentric Electrodes   Technique: Extensor Digitorum Communis   Action Potential Summation in CN EMG   Interviews with the Authors Diagnosis     Diagnostic strategy     Pre and Post Synaptic Differentiation     Normal Limits for Repetitive Nerve Stimulation     When Repetitive Nerve Stimulation is Abnormal     Longitudinal Studies     Fiber Density in Motor Neuron Disease     Fiber Density in Neuromuscular Junction Disease     Reports   Technical     Concentric Needle for Jitter Analysis Number of Discharges     Multi-spike Analysis     Outliers and Mean Values   Learning SFEMG     Why Learn SFEMG     How To Learn SFEMG   Perspectives     Erik Stålberg     Joze Trontelj     Donald Sanders   Jitter in Reinnervation     Poem, VRF in late component     Sub and supraliminal jitter. Note F-responses     CNE el.stim, trend in latency (PLS)     Nerve jitter, CNE rec     PLS, CNE el.stim     Nerve jitter CNE recording     CNE in myasthenia gravis GBS, insufficient stim, large jitter     GBS stable complex, disturbance in negative peak     GBS complex with increasing stim     GBS complex stable CNE recording     Axon reflex in SFEMG