The invention discloses a smart wristband, which comprises an 
identity recognition module, a health propaganda and education module, a physical sign monitoring module and a cost 
processing module. Theidentity recognition module comprises an information registration module, a two-dimensional 
code generation module and a two-dimensional code display module. The physical sign monitoring module comprises a 
data monitoring module, a data judgment module, an alarm module and a data output module; the 
data monitoring module comprises a body 
temperature monitoring module, a 
heart rate monitoring module, an 
oxygen saturation monitoring module and a 
blood pressure monitoring module; the data judgment module comprises a body temperature judgment module, a 
heart rate judgment module, an 
oxygen saturation judgment module and a 
blood pressure judgment module; and the alarm module comprises a body temperature alarm module, a 
heart rate alarm module, an 
oxygen saturation alarm module and a 
blood pressure alarm module. The invention further provides a 
patient management method based on the smart wristband. The smart wristband integrates multiple functions, so that the 
management efficiency of a patient is improved; and the 
system is integrated in the smart wristband, and convenient use is achieved.