About: http://webisa.webdatacommons.org/315498243

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	end and an internal axial lumen, and formed from a length of flexible tubing made from a biocompatible material such as silicone, polyethylene, or other material known to those skilled in the art.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com