The present disclosure relates generally to implanting intracranial devices (e.g., electrodes, catheters, biopsy probes, etc.) independently (not in parallel) into a patients brain. A single entry point can be opened in a patients head. At least two intracranial devices can be inserted through the entry point. The at least two intracranial devices can be implanted to at least two different locations in the patients brain through the same entry point.