<http://webisa.webdatacommons.org/332953788>	<http://www.w3.org/ns/prov#value>	"Desirably, the annular member 90 is molded from a suitable biocompatible polymer such as silicone or polyurethane, and the spaces 122 facilitate formation of the walls 110-120 and permit easy release of the mold parts." .
<http://webisa.webdatacommons.org/332953788>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.com> .
<http://webisa.webdatacommons.org/prov/110023749>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/332953788> .
<http://webisa.webdatacommons.org/332953788>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .