Because nowadays, there are blind rate increases. In the life of the blind is quite difficult.On a trip to where even traveling in the hospital to travel to check up rooms. Heart medications Or any other room in the hospital was difficult. Hospital nurse or needs, as well as the need for assistance with the surrounding people. And medical attention to the blind, there are quite a few past make permanent prepared recognized the importance in this part of the device.Four legs that can tell you the path to the room in the hospital.. This project uses a system in which multiple components. For example, Lai Bari O v pensee (OpenCV) image processing sensors, Ultrasonic sensors and compass with a map.To specify the location of the device to help keep travel nursing, nurse or administrator of the Web site.
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