In the normal course of operation may be some special cases, a small number of staff received more than irradiation dose equivalent limit. This irradiation must first go through careful planning, leadership and protection by the unit responsible for approval, the effective dose equivalent in a single event is not greater than 100mSv (10rem), radiation protection, life is not more than 250mSv (25rem) and meet the 2. 2.1 paragraph. Effective dose equivalent to accept this preplanned special exposure under medical observation and detailed due credited to individual doses and health records. Radiology Room: Multifunction digital gastrointestinal room, a radiation protection wall and ceiling paint protection barium sand on all sides on the wall and the corresponding tile floor below Barium sand paint protection, radiation protection lead glass barium sand paint protection lead equivalent thickness to meet the protection requirements. 2. radiology room for the electric swing doors and electric sliding doors, requirements for the electric Swing by size 1000 * 2100 mm, electric sliding doors 1500 * 2100mm, electric protective doors, using 1.0mm thick brushed stainless steel 304, should be able to meet 3.5 lead equivalent requirements. 3. Lead glass transmittance ≥85%, to 3.5 lead equivalent radiation; outer insert 30 × 50 rectangular steel frame, 1 mm thick 304 brushed stainless steel edging. Radiation Protection Board, Hebei Ericsson (certified), radiation protection provided by the Hebei Medical Engineering Co., Ericsson. Ericsson Hebei Medical Engineering Co., Ltd. (www.hslixin.com) Hebei Hengshui, a leader in medical device manufacturing equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Hebei Ericsson leadership with the staff warmly welcome all inquiries negotiations to create a better future Hebei Ericsson.