The National Library for Health now has a Surgery, Theatres and Anaesthesia Specialist Library, with links to resources for any member of the theatre team. Perioperative management, surgery, infection control, safety, theatre management and equipment are among the topics covered. You can browse the Library, or search it. There is a related blog, at http://theatreslibrary.blogspot.com/.
The Library itself is at http://www.library.nhs.uk/theatres/