Perelman School of Medicine at the University of Pennsylvania

Center for Magnetic Resonance & Optical Imaging

Cylinder – Electrode Recording Cylinder Visualization


CYLINDER is a GUI driven program that uses MRI to quantitatively determine recording electrode trajectories and their intersection with desired brain anatomy. This program can be used to guide electrode placement specific to the anatomy of an individual subject.

  • IDL 5.4 or newer

The Cylinder software is available by email request.


For comments or questions on the CYLINDER program, send e-mail to: Mark Elliott at