ALEXANDRIA, Va., June 4 -- United States Patent no. 12,318,548, issued on June 3, was assigned to WAKE FOREST UNIVERSITY HEALTH SCIENCES (Winston-Salem, N.C.).

"Medical device for use in a nerve block procedure that obviates the need for injecting test doses and a method" was invented by Daryl Henshaw (Winston-Salem, N.C.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A medical device is provided for use in a nerve block procedure to dispense a numbing agent into a fascial plane of a patient's body that obviates the need for injecting a test dose to. The medical device can include a needle having a wire control mechanism and an echogenic feeler wire that can be viewed using an ultrasound probe. When the need...