About: http://webisa.webdatacommons.org/341498614

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 an embodiment, the means for centering the cannula is an elongated member, having an aperture, the elongated member extending from the retaining member toward the cannula and away from the vial.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com