About: http://webisa.webdatacommons.org/330839245

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	SUMMARY OF THE INVENTION [0021] Devices and methods serve to maintain the patency of a channel surgically created in tissue such as an airway wall.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com