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World J Gastrointest Oncol. Jul 15, 2026; 18(7): 120582
Published online Jul 15, 2026. doi: 10.4251/wjgo.v18.i7.120582
Published online Jul 15, 2026. doi: 10.4251/wjgo.v18.i7.120582
Clinical study predicting prolonged postoperative ileus after laparoscopic colorectal cancer surgery with intelligent bowel sound auscultation system
Shuai Shi, Chen-Si Zhao, The First Clinical Medical College, Ningxia Medical University, Yinchuan 750003, Ningxia Hui Autonomous Region, China
Shuai Shi, Chen-Si Zhao, Zuo-Zheng Wang, Department of Hepatobiliary Surgery, Ningxia Medical University’s General Hospital, Yinchuan 750004, Ningxia Hui Autonomous Region, China
Shuai Shi, Chong Wang, Zun Chen, Xin Yue, Xiang-Long Duan, Department of General Surgery II, Shaanxi Provincial People’s Hospital, Xi’an 710068, Shaanxi Province, China
Shuai Shi, Chong Wang, Zun Chen, Xin Yue, Xiang-Long Duan, Shaanxi Engineering Research Center of Medical Polymer Materials, Shaanxi Provincial People’s Hospital, Xi’an 710068, Shaanxi Province, China
Liang Yan, Institute of Navigation, Northwestern Polytechnical University, Xi’an 710072, Shaanxi Province, China
Yong Liang, Department of Electronics and Information Engineering, Xi’an Polytechnic University, Xi’an 710048, Shaanxi Province, China
Xiang-Long Duan, Shaanxi International Science and Technology Cooperation Base for Clinical Medicine, Shaanxi Provincial People’s Hospital, Xi’an 710068, Shaanxi Province, China
Xiang-Long Duan, School of Life Science and Technology, Northwestern Polytechnical University, Xi’an 710072, Shaanxi Province, China
Xiang-Long Duan, School of Medicine, Xizang Minzu University, Xianyang 712082, Shaanxi Province, China
Co-corresponding authors: Xiang-Long Duan and Zuo-Zheng Wang.
Author contributions: Duan XL and Wang ZZ were responsible for study design and data analysis and they contribute equally to this study as co-corresponding authors; Shi S was responsible for data collection, analysis, study design, and writing; Yan L and Liang Y were responsible for bowel sound analysis and study design; Wang C, Chen Z, Zhao CS, and Yue X were responsible for data collection and analysis.
Supported by National Natural Science Foundation of China, No. 82460107; Innovation Capability Support Program of Shaanxi, No. 2024GH-GHJD-21; Science and Technology Talent Support Program of Shaanxi Provincial People’s Hospital, No. 2021 LJ-05; Science and Technology Program of Xi’an, No. 2024JH-ZCLGG-0004; Yinchuan City Science and Technology Support Project, No. 2024SF043; Ningxia Hui Autonomous Region Central Guidance Local Science and Technology Development Special Project, No. 2023FRD05009.
Institutional review board statement: The study was conducted in accordance with the Declaration of Helsinki, and approved by the Medical Ethics Committee of Shaanxi Provincial People’s Hospital.
Informed consent statement: Informed consent was obtained from all subjects involved in the study.
Conflict-of-interest statement: The authors declare no conflicts of interest.
Data sharing statement: The data supporting the findings of this study are available from the corresponding author upon request.
Corresponding author: Xiang-Long Duan, Department of General Surgery II, Shaanxi Provincial People’s Hospital, No. 256 Youyi East Road, Xi’an 710068, Shaanxi Province, China. duanxl390@126.com
Received: March 3, 2026
Revised: March 10, 2026
Accepted: March 31, 2026
Published online: July 15, 2026
Processing time: 127 Days and 6 Hours
Revised: March 10, 2026
Accepted: March 31, 2026
Published online: July 15, 2026
Processing time: 127 Days and 6 Hours
Core Tip
Core Tip: This study constitutes the first application of an intelligent auscultation system for extended monitoring of gastrointestinal function in colorectal cancer patients following surgery, enabling prediction of gastrointestinal functional outcomes through acoustic feature analysis.