| 摘要 |
FIELD: medical engineering. ^ SUBSTANCE: cup comprises open vessel made of a flexible material for permitting air to be displaced from the space when it is compressed by hand. The vessel has rounded flange with massage surface made over periphery of the open part, bottom part, and side part whose thickness increases toward the surface to be massaged. The cross-section of the vessel is ellipsoidal, and its side is mating to the flange. ^ EFFECT: enhanced convenience and quality of massage. ^ 9 cl, 4 dwg |
