<http://webisa.webdatacommons.org/prov/135731408>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/116710299> .
<http://webisa.webdatacommons.org/116710299>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<google.es> .
<http://webisa.webdatacommons.org/116710299>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/116710299>	<http://www.w3.org/ns/prov#value>	"The present invention relates to a catheter apparatus having a sensor which is inserted into a body cavity such as the esophagus, stomach, rectum for detecting information on or transmitting therethrough the wall of the cavity." .