What was the chair of spikes used for?

The chair of spikes, often referred to as a "torture chair," was a medieval device used for punishment and interrogation. It featured sharp spikes on the seat and backrest, designed to inflict pain on the victim while preventing them from falling off. This method was intended to extract confessions or information through torture, instilling fear and suffering in the condemned. Its use highlights the brutal methods of punishment prevalent in certain historical periods.