Objective To understand postoperative general surgical patients' compliance with doctors' advice on diet, find out existing problems and correct them timely.

Conclusion: Early mobilization and elemental diet as nursing intervention for postoperative colon cancer patients could decrease the degree of alteration of intestinal flora.

Objective: to probe into the influence of routine diet nursing and nutritional diet nursing on nutritional state of jaw fracture patients after underwent internal fixation with titanium board.