Traditionally, electrical machines are classi? ed into dc commutator (brushed) machines,
induction (asynchronous) machines and synchronous machines. These three types of …

1,739,000 A 12, 1929 Jordao, Jr. An apparatus with a compressible construction having a
wire 1,759,766 A 5, 1930 Szmukler less power source structured around a cylindrical …

(57) ABSTRACT A blood pump (26) includes a stator assembly including a? uid inlet (24)
and a? uid outlet (26). A rotor assembly (120) includes an impeller (40) rotatable about an …

The US Government has a paid-up license in this inven tion and the right in limited
circumstances to require the patent owner to license others on reasonable terms as pro …

An axial-flow blood pump for pum** blood includes a Substantially cylindrical outer
enclosure. A tubular housing concentric with and located within the outer enclosure has at …

An impeller for a blood pump such as a magnetically driven, rotary ventricular assist device
for pum** blood of a patient, the impeller being Substantially entirely made of an alloy …

Ablood pump preferably has a magnetically Suspended rotor that rotates within a housing.
The rotor may rotate about a Stator disposed within the housing. Radial magnetic bearings …

(57) ABSTRACT A blood pump includes a hub having an axis of rotation and a generally
cylindrical shape. The hub has an upstream end region, a central region, and a downstream …

Charlottesville, VA (US)(Continued)(*) Notice: Subject to any disclaimer, the term of this
OTHER PUBLICATIONS patent is extended or adjusted under 35 Kannel WB, www. ncbi …

(57) ABSTRACT A blood pump comprises a pump housing; a rotor positioned in the housing
and comprising an impeller having a hydrody namic Surface for pum** blood; and a motor …