About: http://webisa.webdatacommons.org/143553743

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	where the bone-side portion of the implant consists of a pedicle screw. However, other implant elements for anchoring the device to the bone, in particular the vertebrae, are suitable for this invention, e.g. hooks with slotted heads.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com