ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,823, issued on Oct. 7.
"Massage assembly, human body massage device, and operation method thereof" was invented by Yidong Fu (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a massage assembly, a human body massage device and an operation method thereof. The massage assembly includes: a first massage arm; a first massage head, rotatably connected to the first massage arm to massage acupoints and skin near an anus along with a motion of the first massage arm relative to a human body; and a rotation locking structure, arranged between the first massage arm and the first massage head to adjust, lock or unlock a r...