In this photo taken Wednesday, Sept. 7, 2011, designer Mike Norman poses for photographs on one of his eRanger motorcycle ambulances at the Institution of Mechanical Engineers in London.

A bit of creativity never hurts, especially when it comes to solving health problems in developing countries. (AP Photo/Matt Dunham)

In this photo taken Wednesday, Sept. 7, 2011, designer Andrew Carr poses for photographs with one of his hearing-aid prototypes for sub-Saharan Africa at the Institution of Mechanical Engineers in London. 

Instead of the usual donated medicines and health equipment, some experts are inventing new products for the poor, like a solar-powered hearing aid or a motorcycle ambulance.

Read: New Devices Like Motorcycle Ambulances Help Poor 

(AP Photo/Matt Dunham)