ALEXANDRIA, Va., May 12 -- United States Patent no. 12,622,788, issued on May 12.

"Surgically implantable joint spacer and method of use" was invented by Guillermo Molina (Miami).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of seating a surgically implantable spacer including an upper and lower saddle member. The upper and lower saddles each having a first end and a second end. First and second expansion forces are applied to the first and second ends respectively causing equal separation until the first end encounters a resistive force, wherein a rate of separation between the first ends is reduced compared to rate of separation of the second ends. Vertebral contacting surfaces of the upper and lo...