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A calming hug: Design and validation of a tactile aid to ease anxiety

Fig 1

Photos of the primary prototypes.

Panel A: Photos of the five primary prototypes presented to participants in the focus group. Panel B: Components of prototype number four (Purring and Breathing), to demonstrate internal components of the cushions; C) outer soft casing, D-F) inner padding, G) Adafruit Gemma circuit board, H) power cable, I) servo motor, J) acrylic disks to hold servo motor.

Fig 1

doi: https://doi.org/10.1371/journal.pone.0259838.g001