External Thermoplastic Nasal Splint with Sticker Layer Nose Brace Cast 10pcs It's a disposable type nose brace, used for the nose immobilization and fixation after nose surgery, like rhinoplasty or other nose job. How to use? Place splint in 65-70°C water for 1 minute or until it becomes pliable. Remove and blot dry with a clean towel. Remove adhesive tape backing and mold splint around nose until it is the correct shape. As this splint cools, it will harden into a rigid, protective covering.