About: http://webisa.webdatacommons.org/115860481

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	It can be made of a suitable radiopaque material such as platinum so that the tip can be visualized during flouroscopy.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk