About: http://webisa.webdatacommons.org/156042227

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 facilitates the insertion of surgical instruments into the central nervous system, e.g. the brain or spinal cord, with accuracy, safety and by means of a simple mechanical operation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr