Uncut Roux-en-y Anastomosis Reduce Postoperative Complication and Improve Nutritional Status After Distal Gastrectomy

Inclusion Criteria:

1. pathological diagnosed as the gastric carcinoma, the possibility of removal by thesurgeon and imaging physician assessment.

2. no previous history of other malignancies combined.

3. patients have signed informed consent;

4. aged 18 to 80 years old, male or female patients;

5. cardiopulmonary, liver and kidney function was normal, ECOG physical status score of 0to 1 (see Appendix);

6. the clinician determine the patient does not need emergency surgery;

Exclusion Criteria:

1. pregnant or lactating women;

2. the liver, lung, bone, and other distant metastasis;

3. supraclavicular lymph nodes, pelvic or ovarian species, peritoneal dissemination, etc;

4. a large number of ascites, cachexia;

5. suffering from other serious diseases, including cardiovascular, respiratory, kidney,or liver disease, poorly controlled hypertension merger, diabetes patients;

6. or mental illness;

7. 4 weeks prior to enrollment participated or are participating in other clinical trialsof patients;

8. had undergone surgery, and its influence has not been eliminated in the patient;

9. of the stomach or esophagus history of malignancy, including stromal tumor, sarcoma,lymphoma, carcinoid;

10. patients with active infection (infection causing fever above 38 ℃);

11. patients with poor compliance or researchers consider poor patient compliance;

12. There are other clinical researchers believe that the laboratory the patient shouldnot participate in the trial.