About: http://webisa.webdatacommons.org/40880690

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	Another preferred force-fulcrum retractor of the invention has a pair of somewhat blunted teeth which can be hooked laterally around a pedicle or other structure in a spinal operation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca