Toying with the puzzle box, Kirsty solves and inadvertently summons the sadomasochistic demons known as the Cenobites and their leader, Pinhead (Doug Bradley).
The attempt failed when he brought forth 'the Surgeons' (although it is never confirmed, it is heavily implied that these were the Cenobites from Barker's earlier work 'The Hellbound Heart' and its subsequent film adaptation 'Hellraiser')who proceeded to fillet him.