Healthy sinuses are filled with air. But when they become blocked and filled with fluid, germs can grow and cause an infection. Your sinuses are air spaces in your skull and facial bones that make up the upper part of your respiratory tract from your nose into your throat.In order to accurately guide doctors as they navigate patients' unique sinus anatomy, an innovative advancement in endoscopic sinus surgery. Intersect ENT creates and advances clinically proven ear, nose and throat therapy solutions to enhance surgical procedures and improve outcomes for patients. Sinus surgery is a procedure that aims to open the pathways of the sinuses and clear blockages. This is an option for people with ongoing and recurrent sinus infections, for people with abnormal sinus structure, or abnormal growths in the sinus.You should expect some nasal and sinus pressure and pain for the first several days after surgery. This may feel like a sinus infection or a dull ache in your sinuses. Extra-strength Tylenol is often all that is needed for mild post-operative discomfort.