The number of sessions of abdominal thermoperfusion usually depends on the severity of the disease and usually requires 4 to 6 sessions. Abdominal hyperthermia is a kind of treatment for malignant tumors, usually after surgical resection, due to the possibility of residual tumor cells, so need to carry out abdominal hyperthermia, for this treatment method can increase the local drug concentration. It can effectively kill the remaining tumor cells. According to the patient’s own tolerance status and the severity of the disease to choose a reasonable course of treatment, usually need to be more than 4~6 courses of treatment. For particularly serious diseases, such as ovarian cancer, more than eight courses of treatment are needed, and patients can go to the oncology department of local hospitals to consult and listen to professional doctors’ opinions for treatment.