ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,207,832, issued on Jan. 28, was assigned to Signati Medical Inc. (Providence, R.I.).

"Method for percutaneous treatment of vessels" was invented by Gerard Henry (Shreveport, La.) and Robert A. Van Wyk (St. Pete Beach, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Conventional varicose vein techniques suffer from a number of disadvantages and potential complications, including, for example, a risk for the development of hematomas, swelling, and blood clots, post-surgical pain and nerve injury, a potential for spontaneous regeneration and undesired resumption of varicosity, a need for a highly skilled surgical professional, as well as, in certain in...