γγIn conclusion, the flexible application of insulin pump requires us to have a systemic way of thinking. Diet, exercise and insulin produce their effects on blood glucose through the complex system of the human body, and only a deep understanding of the effects of each parameter on blood glucose and the ability to integrate them together and adjust them in a quantifiable way can achieve precise regulation of blood glucose.γγ”The human body is a complex system”, we should not only consider the medical indications of the patient with the pump, but also take into account the social, psychological and economic aspects, and pay attention to the education of the patient’s diabetes knowledge during the guidance of the patient with the pump, implement the principle of step by step, combining theory and practice, and finally teach the patient to be able to flexibly This is the ultimate goal of insulin pump therapy.