Medifoam (Wound dressing) -Foam Dressing: It is consisted of polyurethane film and it provides an environment expediting self-treatment of wounds by maintaining a proper moisturizing environment while protecting wounds from external contamination. -Hydrocolloid Dressing: It is consisted of a hydrocolloid layer that absorbs the exudate from the wound, and promotes a wound healing process by maintaining a moisturizing environment. Guardix (Anti-Adhesion Barrier) -Guardix Sol: Sterile, transparent, colorless adhesion barrier, formulated as a viscous solution(gel) consisting of two anionic polysaccharides, Sodium Hyaluronate (HA) and Sodium Carboxymethylcellulose (CMC). -Guardix SG: Guardix SG Thermosensitive Adhesion Barrier mixed with Poloxamer/ Sodium alginate is bio-absorbable material and maintained in the flowable sol-state before application, yet transformed to the gel state when being applied to the wound area after surgery, which plays a role as a physical barrier to the area expected to form adhesion. Poloxamer/ Sodium alginate mixture is the sterilized. Drug delivery kit Welpass: Welpass is the 1st pain control product equipped with new generation drug delivery system developed entirely with Korean technology. It proved non-inferiority of pain control in 72hrs effectiveness compared with reference products in clinical trial. Welpass helps patients recover safely and comfortably with reduced opioid usage and without any additional device and it leads to reduced incidence of adverse events (vomit and dizziness).