Medium antrum punch with a 1.5mm depth and 8mm width, right-pointing backbiter design is engineered for controlled maxillary ostial enlargement in functional endoscopic sinus surgery. The backbiter geometry enables the surgeon to position the instrument at the natural ostium and punch posteriorly without damaging the lateral nasal wall or maxillary sinus mucosa.
Features & Benefits
- 1.5 × 8mm bite for medium ostial access
- Backbiter design supports controlled punch action
- Right orientation for standard left-nostril work
- Stainless-steel construction supports repeated clinical use
Legacy Item Number: 341831SN