Patent ID: 8675059
Filing Date: 2014-03-18
Classification: G06K,G06T,H04N

Abstract:
1. A method for using a video monitoring system to prevent and manage decubitus ulcers in patients, comprising: receiving a first image frame containing the patient on a support structure from a video camera; describing a first patient position with regard to a pixel attribute at each of a plurality of vertical positions within the first image frame, the plurality of vertical positions corresponding to different parts of the patient; receiving a second image frame containing the patient from the video camera, the second image generated by the video camera after the first image; describing a second patient position with regard to the pixel attribute at each of the plurality of vertical positions within the second image frame; detecting a patient repositioning event by respectively comparing the pixel attribute at each of the plurality of vertical positions of the second patient position with the pixel attribute at each of the plurality of vertical positions of the first patient position; and issuing an alert for the patient repositioning event.