Patent ID: 11904154
Assignee: nan
Field: Medical technology (Instruments)
Classification: CPC A  F | IPC A  F

Claim 17:
18. The half of the artificial heart of claim 17, wherein each of said at least one drive mechanism of said electro-hydraulic pump unit is actuated by at least one electric motor positioned at least at one end of said drive mechanism;
further including a one-way clutch attached to each of said at least one electric motor;
further including a cylindrical body attached to said one-way clutch wherein a surface of said cylindrical body includes two grooves in opposite direction, running at right and at left spirally-shaped and tangentially inside each other in a double-start configuration; and
wherein said cylindrical body drives a means and wherein the means drives said common piston rod and wherein said driving element is a ring shaped driving element.