Colorectal cancer is one of the most common tumors in Asia. According to the recent research, surgical procedure could provide more treatment benefit in rectal cancer. Therefore, it was consider that important to standardized and improved the surgical procedure for rectal cancer. With the development of anatomical technique, minimally surgery with laparoscopy had become the trend for surgical treatment. There were several studies has been done to evaluate the safety and feasibility of laparoscopic surgery. In order to achieve better surgical outcome and reduce operative complications, the investigators design stratified randomization, double blinded, muti - center clinical trail to investigate the value of left colic artery in laparoscopic radical rectectomy.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
QUADRUPLE
Enrollment
354
The group underwent lapaoroscopic radical rectectomy without preserving left colic artery.
The group underwent lapaoroscopic radical rectectomy with preserving left colic artery.
Shanghai Ruijin Hospttal
Shanghai, Sahgnhai, China
Disease-free survival
Time frame: 3 years
The rate of postoperative coml[ications and mortality
Time frame: 30 days
3 years overall survival
Time frame: 3 years
The rate of local and distant recurrence
Time frame: 3 years
The rate of LN.253 metastasis
Time frame: 2 weeks
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