VENTRICULAR ASSIST DEVICE

• Main Authors: ROSENBLUM, Daniel, TUVAL, Yosi, LUBINSKI, Gad, ROZENFELD, Avi, ZEMER HAREL, Hagit, FRIEDLAND, Ori, TROSHIN, Victor
• Format: Patent
• Language: English; French; German
• Published: 27.12.2023
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

An apparatus comprising: a pump-outlet tube (24) configured to traverse an aortic valve of a subject, such that a proximal end of the pump-outlet tube (24) is disposed within an aorta of the subject and a distal end of the pump-outlet tube (24) is disposed within a left ventricle of the subject;_an impeller (50) configured to be disposed within the left ventricle within the pump-outlet tube (24), and to pump blood through the pump-outlet tube (24); a frame (34) disposed around the impeller, the frame (34) defining a cylindrical portion (38) and a proximal conical portion (36) that is disposed proximally to the cylindrical portion (38) and that widens from a proximal end of the frame (34) to the cylindrical portion (38) of the frame (34) ; at least one optical fiber (228), a proximal end of which is configured to be disposed outside a body of the subject and a distal portion of which is coupled to the proximal conical portion (36) of the frame (34) such that a distal end (230) of the optical fiber (228) extends to outside the pump-outlet tube (24) and is configured to be disposed in direct fluid communication with left-ventricular bloodstream of the subject outside the pump-outlet tube (24).