About: http://webisa.webdatacommons.org/203467101

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	The retroperfusion catheter 71 consists of a flexible elongate tubular member or element 72 which is extruded from a suitable material such as Pebax to provide a large lumen 73 and two small lumens 74 and 76 as shown in FIGS. 13 and 14.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com