Table 2.

Comparison of EVAHEART, HeartMate II, and HeartMate 3 Devices

	EVAHEART	HeartMate II	HeartMate 3
Rotor design	Centrifugal	Axial	Centrifugal
Bearing design	Hydrodynamic levitation	Mechanical/pivot	Magnetic levitation
Pump position	Extratrathoracic (pump pocket)	Extratrathoracic (pump pocket)	Intrapericardial
Artificial pulse	None	None	Yes
Pump speed	800–3000 rpm	3000–9000 rpm	6000–15 000 rpm
Pump size	76 mm × 58 mm	81 mm × 43 mm	50.3 mm × 33.8 mm
Pump weight	420 g	281.3 g	200 g
Positive point	Cool seal system Flexible inflow cannula	Flexible inflow cannula Used worldwide	Small sized pump Less pump thrombosis formation Used worldwide
Negative point	Pump failure CVA event Thick driveline Use only Japan, China, and USA	Pump thrombosis/failure CVA event