Objective　To evalute long-term effect of combined therapy (radical or palliative resection of carcer and intraperitoneal hyperthermic perfusion (IPHP) chemotherapy) for advenced garstric cancer (GC) from October 1987 to October 1997 in our haspital. The cases were randomly divided into two groups: IPHP group (37 cases) and control group (34 cases). In IPHP group, before suture the abdomine, heated 5-Fu solution in abdominal cavity should be maintained at 42～43℃ for 60 minutes. Results　After IPHP chemotherapy, 12 patients with cancer cells widespreading in abdominal carity, refractable ascites were disappeared. All the patients were dischargd after IPHP. The 5-year survival rate in IPHP group (51.6%) was significanfly highter than that in control group (32.3%) (P<0.05).