Comparative Study of Medial-to-Lateral Approach vs Dorsal and Medial Hybrid Approach in Laparoscopic Right Hemicolectomy

Randomized Controlled Trial: Comparative Study of Medial-to-Lateral Approach vs Dorsal and Medial Hybrid Approach in Laparoscopic Right Hemicolectomy

To standardize the surgery for advanced right hemi colon cancer with laparoscopy and investigate whether dorsal and medial hybrid approach could improve disease-free survival in patients with right colon cancer, compared with traditional medial-to-lateral approach in laparoscopic righ hemicolectomy.

Inclusion Criteria:

• Aged more then 18 years old;
• Diagnosed as right hemi colonic cancer with colonoscopic biopsy;
• Without metastasis;
• No Invasion of surrounding tissues;
• Limited operation;
• Underwent laparoscopic radical right hemicolectomy (L-right hemicolectomy);
• BMI 18~30kg/m2;
• Without multiple primary tumors;
• Sign on the Medical informed Consent.

Exclusion Criteria:

• Simultaneous or simultaneous multiple primary colorectal cancer;

• Preoperative imaging examination results show:

  1. Tumor involves the surrounding organs and combined organ resection need to be done;
  2. Distant metastasis;
  3. Unable to perform R0 resection;

• History of any other malignant tumor in recent 5 years;

• Patients need emergency operation;

• Not suitable for laparoscopic surgery;

• Women during Pregnancy or breast feeding period;

• Informed consent refusal