Purpose : The purpose of this crossover study was to investigate the degree of skin extension around virtual surgical wounds produced by different bed-bathing techniques.
Methods : The participants were 15 healthy adult men. We conducted three types of partial bed-baths on different days on the following three groups : a low-extension group, in which the side of the palm was placed near the virtual surgical wound and the skin was wiped toward the wound ; a middle-extension group, in which the side of the palm was not placed near the virtual surgical wound and the skin was wiped toward the wound ; and a high-extension group, in which the skin was wiped parallel to the virtual surgical wound. We used a cotton towel to wipe the upper-left abdomen nine times (for 30 seconds) with constant pressure, according to the bed-bath method. The evaluation criteria were the degree of extension of the virtual surgical wound, level of pain, extension length of the wound, blood pressure, heart rate, and autonomic nerve activity. The degree of extension of the virtual surgical wound and level of pain were evaluated by visual analogue scale (VAS).
Results : The VAS of the low-extension group was the lowest, and the degree of extension in the high-extension group increased significantly after the bed baths (
P<.05). The extension length significantly extended in the direction of the wound in the middle-extension group and away from the wound in the high-extension group (
P<.01). Furthermore, sympathetic nerve activity increased in both groups.
Conclusion : These results suggest that placing the side of the palm near the surgical wound and wiping toward the wound are effective for avoiding extending the wound and decreasing wound pain.
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