Wearable Technologies Design Vitalink Smart glove by Gizem Oncu Worker safety always comes first! In this manner, the security states of coal mines ought not to just be checked by utilizing environment sensors as a part of existing systems. VitaLink is a wearable smart device empowers to convey in instances of crisis, for example, a diminishing in oxygen level of blood, dramatic changes of pulse value and inactivity of miner. Likewise through VitaLink, each of miner can send a s.o.s call straightforwardly to operator. With the information acquired, operator can define the location of miner in order to send rescue.