It's a device that can sniff out tuberculosis. A group of researchers from India and the US is developing the hand-held 'Electronic Nose', which has the potential to diagnose TB in symptomatic patients.
http://ummid.com/news/2011/November/06.11.2011/electronic_nose.htm
http://ummid.com/news/2011/November/06.11.2011/electronic_nose.htm
