However, Cambridge Design Partnership is confident that it can miniaturise the system further based on its experience of developing medical equipment for civilian ambulance crews.

同时，剑桥设计公司有信心将该系统进一步小型化，并将其作为基础医疗设备配备给救生人员使用。

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But looking ahead, the metal printing technique could also be used to help miniaturise devices.

BBC: NEWS | Technology | 'Magic ink' that makes metal grow

The current model of robo-fly is tethered to a small, off-board power source but Dr Ma says the next step will be to miniaturise the other bits of technology that will be needed to create a "fully wireless flying robot".

BBC: Robotic insect: World's smallest flying robot takes off