Efficacy and Safety of the Investigational Device, SurgiShield Anti-Adhesion Barrier Gel

The Aim of This Study is to Evaluate the Efficacy and Safety of the Investigational Device, SurgiShield Anti-Adhesion Barrier Gel Made by D Med

This clinical trial is intended to evaluate the impact, efficacy, and safety of Chitosan formulated adhesion inhibitor, SurgiShield when used in the process of wound healing after endoscopic sinus surgery.

Inclusion Criteria:

• older than 21 years of age
• both side sinusitis
• will undergo endoscopic sinus surgery
• volunteers with informed consent and signature

Exclusion Criteria:

• suppressed immunity patient
• systemic grave condition
• pregnant
• cancer
• severe disease patients
• asthma patients
• AIDS
• cystic fibrosis
• ciliary immobility syndrome
• neutropenia neutrophil
• immunoglobulin deficiency
• wound healing immune disease
• severe liver disease
• severe kidney disease
• lymph or blood clotting disorder or patients treated with coagulants
• patients taking oral or parenteral glucose for diabetes thrombocytopenia
• infectious disease
• currently lactating
• severe septal deviation
• case where there is a severe difference in sinusitis state between sides of nose: there is a 3 or more score difference on the Lund-Mackey CT scan scoring system PNS(ParaNasalSinus)
• shellfish allergy
• food allergy
• had endoscopic sinus surgery in the past
• patient with large sinus polyps
• patients who have received treatment for extrasinus complication