ALEXANDRIA, Va., April 15 -- United States Patent no. 12,599,538, issued on April 14, was assigned to Boston Scientific Scimed Inc. (Maple Grove, Minn.).

"Inflatable penile prosthesis with channels in valve of guide assembly" was invented by Mark Edward DiLoreto (Chaska, Minn.), James Mujwid (Hudson, Wis.), John Anders Bostrom (Minneapolis) and Ryan Earl Fredrick (Eden Prairie, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An inflatable penile prosthesis can include, a reservoir, an inflatable member and a pump assembly. The pump assembly can include at least one valve comprising an entry portion, a middle portion, an exit portion, and exit tube interface, and a valve member. The exit portion can incl...