DISPOSABLE EXTRACORPOREAL BLOOD CIRCUIT AND APPARATUS FOR THE EXTRACORPOREAL TREATMENT OF BLOOD

摘要

A rigid tubular piece (24) and a cassette assembly (10) for extracorporeal blood circulation having the rigid tubular piece are disclosed. The rigid tubular piece is used for submitting fluid circulating therein to measurements and includes a protrusion or a recess in correspondence of at least an end connector. A blood treatment medical apparatus using the cassette assembly is also disclosed. The apparatus is able to detect if the right rigid tubular piece is in proper position before authorizing measurements of a blood property.