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US 2015/0031938 A1Published application
Implantable medical devices
AssigneeThoratec Corporation
InventorsPeter Andrew Crosby, John Woodard
Life of this patent
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Abstract
An active implantable medical device comprising a therapeutic device, a controller and at least one rechargeable battery, wherein a single hermetically sealed housing encapsulates a therapeutic device, controller and rechargeable battery. A hermetically sealed housing additionally encapsulates a wireless interface and a commutator.
Claims22
1-10. (canceled)
A ventricular assist device, comprising:
- a blood pump including stators and an impeller;
- a first controller configured to energize the stators to produce a rotational torque on the impeller;
- at least one rechargeable battery configured to supply power to the blood pump and the first controller;
- a first hermetically sealed housing encapsulating the blood pump;
- an external power supply;
- a first coil for placement beneath the skin layer;
- a second coil for placement above the skin layer;
- and
- a second hermetically sealed housing encapsulating the at least one rechargeable battery and the first coil;
- wherein the ventricular assist device is configured to switch between the at least one rechargeable battery and the external power supply to provide a continuous pump power of at least 1 W.
7 more elements
Dependencies are inferred from the claim text.