Prosthetic fingers aid fine motor skills (photos)

Eric Jones, who lost the fingers and thumb in his right hand as he battled cancer, holds a Lego block using the world's first powered bionic digit device for patients with missing fingers.

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The ProDigits fingers and circuitry.

Read the related story: "Bionic fingers give amputees upper hand"

The ProDigits finger disassembled.

Read the related story: "Bionic fingers give amputees upper hand"

ProDigits patient Michael Bailey, who lost several fingers in an industrial accident, plays a video game.

Read the related story: "Bionic fingers give amputees upper hand"

Michael Bailey's ProDigits prosthesis.

Read the related story: "Bionic fingers give amputees upper hand"

Frank Hrabanek, who suffered severe burns and lost four fingers and knuckles in his right hand in an industrial accident, demonstrates how he is now able to open a plastic container.

Read the related story: "Bionic fingers give amputees upper hand"