Emergency Button / Hospital Emergency button

The service bell in front of the bed is the main channel between the nursing staff and patients who live in hospital.However, those patients who have different diseases and abilities may could not use the bell well, even can't touch it in emergency.
Building the wireless system device in each floors and rooms, that can make a closer relation in inpatients and doctors. E-band-aid and wireless receiver and help nursing staff and patient each other to afford as soon as possible