Surgcry on th# Sphtnołd Sinus
Indications
• MueoWfmpynw ■ PotypouttłnuHbs
• For«gn body
• Dtcompreseonoftwopicnenre
• CSFIMula
• TUnwSw iwton. mucocsto
• H> oplMiablopty
• Exposur«forsupmphtnotdacc«s