ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,544,203, issued on Feb. 10.

"Dental flosser assembly with disposable portion and means for adjusting floss tension and method of use" was invented by Meng Xu (West Vancouver, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dental flosser assembly that includes a handle member having a proximal end and a distal end, a U-shaped portion removably secured to the distal end of the handle member, the U-shaped portion having a first arm and a second arm spaced apart from each other, a floss strand attachment member associated with and movable with respect to the handle member between at least a first position and a second position, and a floss strand h...