artificial heart

noun

1. any of various four-chambered devices, modeled on the human heart, that pump blood by attachment to a power source and that are constructed for temporary external use or for implantation as a temporary or permanent heart replacement.

Example Sentences

The patient was in the right place, because not just any transplant center could have implanted an artificial heart.

From Singularity Hub 

In the case of the Duke patient, his artificial heart will stay remotely connected to the hospital’s system so that his doctors can monitor it and be sure it’s functioning as it should.

From Singularity Hub