Main Entry: mat·tress suture Pronunciation: 'ma-tr&s- Function: noun : a surgical stitch in which the suture is passed back and forth through bothedges of a wound so that the needle is reinserted each time on the side of exit and passes through to the side of insertion called also mattress stitch
mattress suture mat·tress suture (māt'rĭs) n. A suture made with a double stitch that forms a loop about the tissue on both sides of a wound and produces eversion of the edges.