ALEXANDRIA, Va., Feb. 26 -- United States Patent no. 12,232,916, issued on Feb. 25.
"Integrated device for washing and brushing teeth" was invented by Xilai Wang (Huizhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention discloses an integrated device for washing and brushing teeth, in particular to the technical field of oral care. The main body of the integrated device for washing and brushing teeth comprises a toothbrush head, a shell, a water pump assembly and an acoustic motor communicated with the water pump assembly; The toothbrush head is installed at one end of the shell, a water outlet pipeline is arranged in the toothbrush head, and at least two water outlet holes communicated wi...