/// <summary>
        /// 获取Tag的描述信息
        /// </summary>
        /// <returns></returns>
        private string GetTagDes()
        {
            try
            {
                if (DicomTag.IsPrivate(_tag))
                {
                    return("Private Tag");
                }

                return(DicomTag.GetName(_tag));
            }
            catch (Exception ex)
            {
                Console.WriteLine(ex.Message);
                return("GetTagDes ERROR");
            }
        }