Inclusion Criteria:

• 1. Elective diverticular, benign polyp, or colon cancer resection
• 2. Age 18-90 years old
• 3. All patients must receive some kind of bowel prep (SU- prep, pills, Go-Lytely, milk of magnesia, etc....)
• 4. Must be off antibiotics for more than 2 weeks before surgery
• 5. Surgery must be laparoscopic, hand assisted or Robotic
• 6. Skin will be closed in layers and subcuticular interrupted fashion
• 7. Just one dose of preoperative antibiotics (Invanz or equivalent if patient is allergic)
• 8. Patients will have a primary anastomosis, no colostomy.
• 9. Patient must be compliant with dressing care
• 10. Ability to provide informed consent

Exclusion Criteria:

• 1. Active infections before surgery -example: Intra-abdominal abscess not drained or actively on antibiotics on the day of surgery, skin infections
• 2. Inability to take intestinal bowel preparation
• 3. HgbA1c \>8
• 4. BMI \>40
• 5. Immunosuppression
• 6. Need of steroid stress dose pre-op
• 7. Patient receiving active chemotherapy
• 8. Need of stoma (end ostomies after resection protective stoma included)
• 9. Need of blood transfusion during surgery
• 10. Use of irrigation with antibiotics or IRRISEPTR during surgery
• 11. Any standard contraindication to anesthesia and/or surgery
• 12. Pregnancy or lactating women
• 13. Inability to provide informed consent
• 14. Inability to follow instructions for dressing care
• 15. Sensitivity or allergy to silver or zinc