Deep Cleaning. The initial and primary treatment of periodontal disease is deep cleaning, also known as scaling and root planing. Scaling entails the scraping of plaque and tartar from the teeth above and below the gum surface.Root planing occurs simultaneous with scaling and involves the smoothing of rough layers of the teeth.eep cleaning is a dental procedure performed to prevent or treat periodontal disease. A dentist’s diagnosis of periodontal disease can be quite disconcerting, but it is controllable with regular dental visits for deep cleaning of the periodontal pockets.