- Purpose:Â The trocar is used to access the entrance point to the nasal sinus, often for aspiration and sampling in pathology.
- Design: It features a sharp, stainless steel tip (beak) designed for smooth and accurate insertion. The beak can have different shapes, such as oblique or fenestrated.
- Usage: It is typically used with a corresponding cannula (a hollow tube) during minimally invasive surgical procedures.

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