Nurse Call System is a tool that serves to call Sister, these tools as a special communication between patients and nurses in the hospital area, the function of this tool to support and mengoptimugas nurses in serving patients who are being treated in the inpatient unit.

Nurse call systems is designed based on the communication objectives or priorities that can be seen through the color lights are on and the type of call tones. With so nurses can take a decision which must be preceded berdasarakan priority patients who call that goes to the desk nurse station.