Inspired by the growing range of clockwork gadgets (radios, torches and so on) designed for use in places without mains electricity, they have come up with a hand-cranked device that can be used to examine a woman's cervix for signs of cancer.

ECONOMIST: Taking the heat out of gynaecological examinations

Instead, it detects abnormalities which, if left untreated, could lead to cancer in a woman's cervix.

BBC: Cervical screening: Third of Nottingham women miss tests

With a standard Pap, a little brush scrapes off cells from the cervix, which are stored in a vial to examine for signs of cervical cancer.

NPR: Retooling Pap Test To Spot More Kinds Of Cancer