排泄支援車いすの座り心地の感性評価

抄録

The objective of this study is to develop a wheelchair which can be used a toilet independently. It is evaluated the estimated possibility that this wheelchair is used in daily life for people with physical disability and elderly people. The feature of this wheelchair is that the seat surface has a hole of the same size as the toilet seat. Accordingly, it supports for a person to excrete by the sitting down state on a wheelchair.

The evaluation of possibility for using for a long time is used 7 stages of rating scale method by subjects’ introspection, then, the usability of this wheelchair is inspected. The subjects of evaluation of seating comfort are 25 healthy male students. The subjects for measurement of sitting pressure during 30 minutes, are 2 healthy male students. The evaluation result of seating comfort indicated high score about the posture maintenance. On the other hand, the result of the hardness of the seat surface indicated the lowest score. The each score of the easiness of sitting down, the long sitting time and the pain was moderate. 2 subjects had unwell feeling about their body and felt a pain on their buttocks during the 30 minutes’ sitting. The sitting pressure during the time process indicated the tendency which rises pressure on a hip joint.

As a result, the developed wheelchair is found out difficulties to use in a daily life for a long time. However, it's possible to use it temporarily for assistance at hospitals and social service facilities. In conclusion, it revealed that this wheelchair can be reduced assistant persons’ hard task to help at the scene of toileting activities.-