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本文旨在研究外部压力和剪切力对老年人褥疮好发部位骶区皮肤微循环的影响,评价这些因素在不同体位时的相互作用。 资料与方法 30名无褥疮老年病人,用Norton评分法评价褥疮发生趋势,根据得分将病人分成2组,第1组20名为无褥疮危险(>14分)或轻度危
The purpose of this paper is to study the effects of external pressure and shear stress on microcirculation of the sacral area of the prone area of bedsore in the elderly and to evaluate the interaction of these factors at different postural positions. Materials and Methods 30 elderly patients without bed sores were evaluated with Norton score to evaluate the trend of bedsore. The patients were divided into two groups according to scores. The first group of 20 patients were without bed sore (> 14 points) or mild risk