Recently, researchers have observed these spirals in both human and animal hearts during cardiac fibrillation.

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What they do is they preserve and distribute human tissue for transplantation, and also devices for cardiac and vascular applications.

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"Besides life-saving applications in fire and rescue, the potential to record dynamic scenes of a human body could have a variety of other biomedical uses including studying or monitoring breathing, cardiac beat detection and analysis, or measurement of body deformation due to various stresses during exercise, " Ferraro says.

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Da Vinci helps surgeons perform everything from cardiac bypasses through gastric bypasses with far more precision and less collateral damage than an unaided human.

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However, the Centers for Medicare and Medicaid Services (CMS), an agency of the U.S. Department of Health and Human Services, has issued a "decision memo" stating that only people having certain serious heart conditions or cardiac histories are suitable candidates for ICDs.

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