Attaching member

An attaching member configured to be attached to a blood purification apparatus that includes peristaltic pumps, the attaching member is configured to hold pump tubes to be squeezed in a predetermined direction by one of the peristaltic pumps to deliver liquid, the attaching member comprising:

• a body attachable to a predetermined position of the blood purification apparatus;
• and a holding portion attached to the body and that holds the pump tubes, wherein the holding portion comprises:
• first holding portions on a first edge of the body portion, and
• second holding portions on a second edge of the body portion, wherein the first and second holding portions hold connectors of the pump tubes in an inclined state and the first and second holding portions are attached at the first edge and the second edge on two respective sides of the body;
• wherein the body has openings provided in pairs that are spaced apart through which flexible tubes, that are configured to allow liquid to flow through, are allowed to pass, and the flexible tubes are securable by being passed from a first of the pair of openings in the body to a second of the pair of openings in the body;
• wherein the openings are formed in a central portion of the body and positioned between the first holding portions and the second holding portions, and
• wherein the pairs of the openings are each a hole that penetrate through a portion of the body.