Drainage of the infected frontal
sinus.
Position
Supine.
Anesthesia
General.
Procedure
1. Incision along the
inferior margin of the eyebrow.
2. The
periosteum is reflected.
3. Ethmoid
sinus entered.
4. The
frontal sinus is entered after bone is rongeured.
5. Removing
the floor of the sinus.
6. Diseased
mucous membrane is excised using curettes, periosteal elevators and pituitary
forceps.
7. A
nasofrontal passage is made by removing a portion of the middle turbinate.
8. External
wound is closed and dressed.
Instruments
• Nasal set
• Minor
procedure set
• Weitlaner
self-retaining retractor
• Power
saw (e.g. Stryker), with oscillating blade and cord
• Basin
set
• Suction
tubing
• Blades
(2) No. 15
• Bulb
syringe
• Drain
• Nasal
packing.
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