The invention relates to a urinary catheterization nursing device and belongs to the technical field of medical equipment. The technical scheme of the invention is that: the urinary catheterization nursing device comprises a urine collecting cover, a pressing device and a urine storing box, a left side of the urine collecting cover is provided with an elastic fixing strap, the elastic fixing strap is connected with the urine collecting cover through an elastic strap fixing and connecting buckle, the elastic fixing strap is provided with an elastic strap length regulator, a left side of the pressing device is provided with a pressing and fixing strap, and the pressing and fixing strap is connected with the pressing device through the fixing strap connecting buckle. The urinary catheterization nursing device is convenient to use, can carry out rinsing and drying on genitals of a patient, improves the cleanliness of an organ after the patient urinates, is able to carry out purification cycle processing on urine, simple to operate, time-saving, labor-saving, safe, practical, efficient, scientific and effective, and reduces the working difficulty of medical workers.