Wireless medical applications, Wi Fi and bar code recognition technology combined application is most common, and most efficient. The technique has been widely applied in remote medical treatment, patient data management, tracking of medications, patient data collection, medical waste tracking, mobile observation, phone calls and SMS communication.

Internet of things is a 21st century after the personal computer, Internet and mobile communication network the three global information tide, from the industry point of view, can be divided into three aspects, that is, perception layer, transport layer and application layer, two-dimensional technology related technologies and products mainly belong to layer perception.