About: http://webisa.webdatacommons.org/308710306

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	In accordance with this invention, there is provided self-actuated apparatus for the controlled flexing of a lower extremity, such as a knee joint.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com