About: http://webisa.webdatacommons.org/48864767

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	If it is made of a memory metal such as nitinol, this can be selected such that expands following implantation due to warming up and the first expansion takes place automatically, thus without expansion through a balloon.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk