A patent was issued to Professor Noshir Langrana, Devendra Verma and Michelle Previtera, entitled, "Biomaterial and Methods of use Thereof for the Prevention of Post-Operative Adhesions” (US Patent Number 9,757,499). The invention describes the development a novel biodegradable and non-toxic polyelectrolyte complex (PEC) biomaterials that have anti-adhesive and anti-inflammatory properties. PEC-based films are strong and flexible and can be inserted postoperatively as physical barrier between tissues and organs at the wound site.