The purpose of this research is to find out the value and measure the performance of the medical record and statistics at present. And find the staff provides the average waiting time of patients than waiting time เฉลี่ยของ patients present.9 - 20 February 2558 time 07.00 - 08.30. Total time 10 days, an analysis of the data reveals that the number of patients receiving service per minute. A probability distribution model of longitudinal, with the average rate 1.736 per minute and service time of the number of 7 people. A probability distribution exponential average 0.257 minutes per person. Analysis of the current system by using queuing model M / M / 7:FCFS / / , found that the average waiting time of patients 14.14 minutes per person. When the patient is in average system 18.03 minutes per person. The number of patients waiting in the queue 24.54 people average per minute. And the number of patients in 31 average system.29 per minutes from experiment, increase the staff and a 8 9 people queueing model M / M / 8: FCFS / / and M / M / 9: FCFS / / average waiting time of patients will be reduced and 1.75 0.57 minutes per person, respectively, which is lower than the average waiting time of patients in the present.
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