广西医科大学青年科学基金项目GXMUYSF201542;南宁市科技计划项目20163130;南宁市普通外科腹腔镜微创中心建设20153012;Youth Science Foundation of Guangxi Medical UniversityGXMUYSF201542;The Scientific Research and Technology Development Plan of Nanning20163130;The Construction of General Surgery Laparoscope Minimally Invasive Center of Nanning Grant20153012