11.   The knitting devices are powered by hand.

12.   The patent covers a method for automatically charging the internal battery powering the device.

13.   The Pocket PC operating system, a smaller version of Windows for gadgets, powers the device, which also has features like Word and the Windows Media Player.

14.   They not only had to place the artificial heart but also an internal coil that receives energy from across the skin to power the device.

15.   An internal battery and controller regulate the pumping speed, and an external battery powers the device by passing electricity through the skin.

16.   An internal battery and controller regulate the pumping speed, and the external battery powers the device by passing electricity through the skin.

17.   An internal battery and controller regulates the pumping speed, and an external battery powers the device by passing electricity through the skin.

18.   An external battery powers the device by passing electricity across the skin.

19.   An external battery powers the device by passing electricity through the skin.

20.   Both men received the AbioCor, a plastic and titanium device powered through the skin by an external battery pack.