Pressure ulcer prevention is an important healthcare feature of super aging society. In order to establish that, we are developing an e-textile pressure sensor and bed-sheets style pressure measurement system. This paper introduces a fieldwork experiment result and related discussion with the system. Through the fieldwork, several improvement points are disclosed although most of them are not so difficult. However, most important point is that bed-sheet style pressure measurement may not be suitable to measure actual skin pressure-load because there are many goods to disperse body pressure, such as cushion, and high-performance pressure dispersing mattresses. The necessary of drastic system reconstruction is disclosed from reported fieldwork.
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