Convenient Cotton Disinfectant Cotton Buds Concept by Yuan Xinwei, Ruan Chengzhu, Chen Chao, Xin Peng & Lin Lin combines the disinfectant and cotton bud utilizing a hollow plastic tube. The tube can be broken throughout two at its mid-point in case only 1 end is used. The actual other end can thus end up being saved for future make use of. Each half-length of pipe contains an appropriate amount of disinfectant for the treatment of one particular small wound. Pinching the tv breaks a membrane between your disinfectant and the bud, releasing the liquid to the cotton tip.
Design by Yuan Xinwei, Ruan Chengzhu, Chen Chao, Xin Peng & Lin Lin for red dot award