The purpose of this study is to evaluate the safety and effectiveness of AdvaCoat® sinus gel, a nasal/sinus dressing, for adhesion prevention following endoscopic ethmoid sinus surgery. Subjects were randomized to receive AdvaCoat applied to the right or left middle meatus tissues and Merogel applied to the middle meatus tissues on the opposite side.
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Number of Participants With Adhesion as Measured by the Synechia (Adhesion) Scale
Timeframe: Post-operative through 60 days
Number of Participants With Solicited and Recorded Adverse Events
Timeframe: Post-operative through 60 days