Medical, dental, veterinary, medical electric and surgical apparatus and instruments; diagnostic apparatus, for medical purposes; orthopedic articles; catheters; microcatheters; pressure microsensor catheters; balloon catheters; esophageal balloon catheters; esophageal balloon catheter for esophageal pressure measurement; dual lumen catheters; dual lumen catheters, consisting of an esophageal balloon catheter for esophageal pressure measurement and a feeding line for enteral nutrition of adult or pediatric patients; feeding lines for enteral nutrition; feeding lines for enteral nutrition of adult or pediatric patients; enteral feeding pumps for medical use; gastric feeding tubes for medical use; nasogastric feeding tubes for medical use; orogastric feeding tubes for medical use; disposable nasogastric feeding tubes for esophageal pressure measurement and enteral nutrition of adult or pediatric patients; disposable orogastric feeding tubes for esophageal pressure measurement and enteral nutrition of adult or pediatric patients; sensors for medical purposes; esophageal pressure measurement sensors for medical purposes; needles for medical purposes; syringes for medical purposes; probes for medical purposes; tubes for medical purposes; drainage tubes for medical purposes; cannulae; parts, accessories and fittings for all the aforementioned goods; the goods aforementioned are not related to catheters used for intermittent catheterization.;