About: http://webisa.webdatacommons.org/430133165

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	FIG. 1 is an embodiment of the invention having a substantially annular housing with a plurality of suction ports disposed about the periphery of the instrument and having openings in the bottom surface which contacts the heart.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com