| 摘要 |
A massage device for providing cold or hot massage therapy including a liquid reservoir and a rotatable ball positioned in an open end of the reservoir. The reservoir is at least partially filled with a liquid that is heated or cooled. The liquid in the massage device is heated or cooled. The rotatable ball is heated or cooled through heat transfer between the liquid and the rotatable ball. Massage therapy can be provided using both the reservoir portion and/or the rotatable ball of the massage device.
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