About: http://webisa.webdatacommons.org/240892303

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	gas such as carbon dioxide to permit an unhampered view of the surgical site within the body cavity.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com