Patent ID: 8454553
Filing Date: 2013-06-04
Classification: A61M

Abstract:
1. A disposable cassette assembly for an extracorporeal fluid treatment medical apparatus of the type having at least a peristaltic pump, the cassette assembly comprising: a rigid casing defining at least a first fluid flow chamber, said casing also having an inlet to said first chamber and an outlet from said first chamber, a first flexible tube having a first and a second end secured to the rigid casing to form a portion of a loop designed to receive a rotor of the medical treatment apparatus peristaltic pump, the first end of the first flexible tube being connected to said first chamber outlet, a second flexible tube having a first end connected to the inlet of said first chamber, a third flexible tube having a first end secured to the rigid casing and in fluid communication with the second end of said first tube, characterized in that the cassette assembly further comprises: a rigid tubular piece having: