NeuroNexus Technologies View Institution's Website 1 article published in JoVE Neuroscience Surgical Implantation of Chronic Neural Electrodes for Recording Single Unit Activity and Electrocorticographic Signals Gregory J. Gage1, Colin R. Stoetzner1, Thomas Richner2, Sarah K. Brodnick2, Justin C. Williams2, Daryl R. Kipke1,3 1Biomedical Engineering, University of Michigan, 2Biomedical Engineering, University of Wisconsin-Madison, 3NeuroNexus Technologies We provide useful information for surgeons who are learning the process of implanting chronic neural recording electrodes. Techniques for both penetrating and surface electrode systems are described in a rodent animal model.