1Design and research of medical gas engineering monitoring system based on NearLinkTAO ChanglongResearch Articles1-3,112Feasibility study of local jet diffusion oxygen enrichment in working breathing zone in sitting positionZHANG Ligang, LI Yang, WU Jiahao, SONG Yanran, TONG ShichaoResearch Articles4-73Application of UPS automatic switching in hospitals to ensure power supplyYAN LeiQuality Control and Management8-114Construction and management practice of liquid oxygen stations in modern hospitalsLI Jiangbo, YIN XueyingQuality Control and Management12-175Discussion on the key factors in the construction and upgrade of medical gas stationsLIU XianglanQuality Control and Management18-196Analysis of the problems in standardized production of medical oxygen production enterprises in Guizhou ProvinceZHOU Minghao, ZHANG HongmanQuality Control and Management20-237Application of medical ozone gas in elderly patients with diabetic foot ulcerZHANG HanClinical Application24-268Analysis of risk factors for bloodstream infections during ECMO treatment in patients with respiratory failureHUANG Kang, LYU Jianlei, LIU Min, DAI YaoClinical Application27-299Observation of the effect of hyperbaric oxygen on activities of daily living in patients with cognitive impairment after cerebral infarctionZHAO LianxiangClinical Application30-32,4010Study on the efficacy evaluation of invasive mechanical ventilation in children using ultrasound evaluation combined with HFNCO technologySHI Yao, LI Yuanxing, CHEN Zhihui, LI ShumingClinical Application33-3611Influence of different nursing methods on the cooperation degree of children's nasal negative pressure replacement therapyCHEN Yu, XIAO Kexi, YANG Donghua, SU Na, HUANG JianjianClinical Application37-4012Study on the value of end-expiratory carbon dioxide collection nasal oxygen tube in safety assurance after extubation under general anesthesiaZHOU Liping, LI Jianhong, HUANG JiajunClinical Application41-4413Analysis and discussion on the electrical automation system guarantee for the construction of blood purification wardsLI HuaPurification Technology45-47,5114Discussion on the design of medical gas engineering scheme for prefecture-level secondary and above hospitals based on intelligent accountingTAO Zimo, TAO Changlong, PENG WenPlanning and Design48-5115Design of pressure stabilization and risk mitigation for medical air source systemsYANG Guojian, YANG Yuexing, CHEN FujiangPlanning and Design52-56 