A Moving-Actuator Type Electromechanical Total Artificial Heart—Part II: Circular Type and Animal Experiment

  • Byoung G. Min
  • , Hee C. Kim
  • , Jin W. Choi
  • , Gyu H. Ryu
  • , Kyoung P. Seo
  • , Joon R. Rho
  • , Hyuk Ahn
  • , Sung W. Kim
  • , Paul D. Diegel
  • , Don B. Olsen

Research output: Contribution to journalArticlepeer-review

18 Scopus citations

Abstract

A new type of electromechanical total artificial heart (TAH) based on circular rolling-cylinder mechanism was developed to overcome critical problems in motor-driven artificial hearts such as large size and difficulties in fitting the heart to atrial remnants and arterial vessels. Its performance and reliability were evaluated in mock circulation and in an animal implant experiment. The total weight and volume of the pump is 650 g and 600 mL, respectively. This new pump was implanted in a calf for total heart replacement and 96 h of survival was achieved. The whole system, including pump, controller, and control algorithm performed well enough to improve the prospect of eventual clinical application of our TAH system.

Original languageEnglish
Pages (from-to)1195-1200
Number of pages6
JournalIEEE Transactions on Biomedical Engineering
Volume37
Issue number12
DOIs
StatePublished - Dec 1990
Externally publishedYes

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