Looking for a safe, clean and sterile ear piercing experience? Hello, Retail Therapy offers medical ear piercing for all ages, performed by a registered nurse. Using the Blomdahl system, it was developed entirely upon what is known as “modern aseptic technique” within the healthcare industry. All products and methods are safely designed to avoid the spreading of infection and exposure to nickel allergy during the piercing process. The sterile method guarantees that the piercing is hygienic and safe.