About: http://webisa.webdatacommons.org/438351535

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	An access device, such as a stylet, needle, or other piercing instrument, may then be introduced through the access tube, penetrating the wall, and into the anatomic space while the access tube stabilizes the wall.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com