There's also the question of how Mobisante's pricing will stack up to competitors—GE says its Vscan device costs $7,900.

同时，Mobisante公司的设备在价格方面也没有优势，例如竞争对手通用公司Vscan的手持超声设备卖价是7900美元。

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The Vscan can be used to image the heart and other organs.

BBC: How the hand-held ultrasound scanner works

The Vscan is not science fiction but a hand-held ultrasound machine with a scanning wand attached, which has been approved for use in Europe and North America.

BBC: How the hand-held ultrasound scanner works

The company stresses that Vscan is not designed to replace existing scanning machines, but as a rapid diagnostic aid, to triage patients, who would then be referred for more specialist examination.

BBC: How the hand-held ultrasound scanner works