Although there are large intestine cancer postoperative clinical research of acupuncture, but fewer sample size, whether perioperative acupuncture intervention is superior to the postoperative acupuncture intervention, remains to be seen, so investigators proposed to carry out the preliminary experiment, the data can be collected according to the different characteristics of perioperative, perioperative choose different acupoints compatibility, give full play to the needle medicine compound anesthesia in colorectal cancer surgery play a unique function of viscera protection, to explore the curative in colorectal cancer surgery perioperative intervened to promote the role of gastrointestinal function after surgery for early rehabilitation provides evidence-based medical evidence, develop and optimize the acupuncture and drugs combined anesthesia in colorectal cancer surgery perioperative application of specification, It promoted the establishment of the first treatment mode of accelerated recovery in perioperative period of colorectal cancer operation based on combined acupuncture and drug anesthesia
To investigate whether perioperative electroacupuncture is more effective than postoperative electroacupuncture in improving gastrointestinal function after colorectal cancer operation