1Current status and trend of development of single-port laparoscopy in gynecologyZHANG Chun-hua, FAN Xiao-dong, GUAN Xiao-ming747-7512Current status and prospect of gynecological laparoendoscopic single-site surgery in the Chinese mainlandSUN Da-wei752-7553Application of laparoendoscopic single-site surgery in gynecological pelvic organ prolapseLIU Qi-huang, FU Hua-ying, LIU Juan756-7584Application of single-port laparoscopic technique in treatment of endometrial cancerDENG Yuan, YAO Yuan-yang, WANG Yan-zhou759-7625The theory and clinical practice of the port in single-port laparoscopic surgeryGONG Yao, LIU Juan763-7656A comparative study on the effects of staging operation on endometrial cancer with laparoendoscopic single-site surgery versus conventional laparoscopyZHAO Ren-feng, HUANG Hui-yuan, XU Yu-quan766-7707An animal experimental study on laparoscopic cholecystectomy using umbrella-type single-port gasless laparoscopyWU Dong-bo, LIN Hui-ling, YE Mao-ying771-7748Comparative study on the effects of ropivacaine and lidocaine in double-eyelid plastyQIANG Shuai, ZHOU Yu, CAO Yu-jiao774-7779Study on the association between NEDD4 gene polymorphism and scar pregnancySHE Qin, PENG Cui, HE Qian-ying778-78110Study on the effect of tongue cancer resection and anterolateral thigh flap anatomical repair in one-stage operation on patients′speech function recoveryLI Shuai, WANG Xiao-meng, WEI Yi782-78611Effects of Duhuo Jisheng decoction on inflammatory factors in serum of collagen-induced arthritis ratsYUAN Yu-ying, LI Hao, ZHANG Zheng-wu786-78912Effects of different sutures and suture methods on laparoscopic myomectomy during and after operation and pregnancy outcomesLIU Ni-ping, ZHAO Ren-feng, WEI Hai-tang790-79413Application of bedside Gugging swallowing screen in quality management of single disease of acute cerebral infarctionJIANG Liu-jie, JIANG Hong-bo, PENG Jun794-79714Analysis on the characteristics and related factors of medical coping modes in alcohol dependent patientsTAO Guang-yuan, ZHANG Ling, CAO Yong-kang798-80015Comparison of the clinical effects on thyroid cancer between transoral endoscopic thyroidectomy via vestibular approach and open surgeryZHAO Qing-quan, CHENG Si-xian, CHEN Yue-mei801-80416Analysis on the influencing factors of efficiency of platelet transfusionHE Zuo-ping, LUO Pei-fang, YANG Bin805-80817Observation of curative effect of external physical vibration lithecbole on residual stones after flexible ureteroscopy holmium laser lithotripsyZHU Wei, HE Ji-bao, ZHOU Xiang808-81118Observation on the effect of fire-needle therapy combined with filiform-needle acupuncture on treatment of early-stage acute mastitis in lactationZHOU Jing, GONG Tian-liu, HE Zhou811-81419Clinical effect of micro-titanium plate modified single-door cervical spinal canal enlargement laminoplasty on multi-segmental cervical spondylotic myelopathyYANG Yu-qiang, QUAN Xiao-li, WANG Liu-yu815-81720Perioperative management and operative treatment of corona virus disease 2019 complicated with acute appendicitis:a case report RUI Qing-feng, SUN Zhen-yang, LIU Yun-le818-820 