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Of greater importance, however, has frequently changing positions. In patients who can not do it alone, the position must be changed, even every hour, and – if possible – lay sick on his back, on the sides and even on the belly. For aids, which are applied to protect against oppression, are: rubber wheel, basil or artificial, pillows pianogumy – the buttocks. Protect the limb from the wool of castors elbows and heels, inflatable armbands (those which use children to learn swimming), au people most at risk – a special mattress It is important to stimulate blood circulation by vigorous rubbing of the skin until it