Prolene's a synthetic, nonabsorbable polypropylene suture. It's indicated for skin closure and general soft tissue approximation and ligation. Its advantages include high tensile strength, minimal tissue reactivity, and slipperiness (allowing easy removal from tissues). Disadvantages include high plasticity, high expense, and difficulty of use compared to standard nylon sutures. Composed of an isotactic crystalline stereoisomer of polypropylene, Prolene sutures are intended to be durable and lon… (More on Prolene)