Fluorescence imaging in the second near-infrared window(NIR-II,900-1880 nm)offers high signalto-background ratio(SBR),enhanced definition,and superior tissue penetration,making it ideal for real-time surgical navigati...Fluorescence imaging in the second near-infrared window(NIR-II,900-1880 nm)offers high signalto-background ratio(SBR),enhanced definition,and superior tissue penetration,making it ideal for real-time surgical navigation.However,with single-channel imaging,surgeons must frequently switch between the surgi⁃cal field and the NIR-II images on the monitor.To address this,a coaxial dual-channel imaging system that com⁃bines visible light and 1100 nm longpass(1100LP)fluorescence was developed.The system features a custom⁃ized coaxial dual-channel lens with optimized distortion,achieving precise alignment with an error of less than±0.15 mm.Additionally,the shared focusing mechanism simplifies operation.Using FDA-approved indocya⁃nine green(ICG),the system was successfully applied in dual-channel guided rat lymph node excision,and blood supply assessment of reconstructed human flap.This approach enhances surgical precision,improves opera⁃tional efficiency,and provides a valuable reference for further clinical translation of NIR-II fluorescence imaging.展开更多
Objective To review the results of surgical correction of intermediate atrioventricular septal defect in adults and associated cardiac comorbidities.Methods Retrospective case analysis of database of department of SIC...Objective To review the results of surgical correction of intermediate atrioventricular septal defect in adults and associated cardiac comorbidities.Methods Retrospective case analysis of database of department of SICU form FuWai Hospital.Ten consecutive patients operated for intermediate atrioventricular septal defect repair from March 2013 to November 2017 were included.展开更多
The article presents two patients with pseudotruncus treated surgically under moderate or profound hypothermia and CPB with excellent results. The risk factors related to the operative mortality, and a brief introduct...The article presents two patients with pseudotruncus treated surgically under moderate or profound hypothermia and CPB with excellent results. The risk factors related to the operative mortality, and a brief introduction of the some operative techniques are discussed.展开更多
基金Supported by the National Natural Science Foundation of China(U23A20487)the National Key R&D Program of China(2022YFB3206000)+1 种基金Dr.Li Dak Sum&Yip Yio Chin Development Fund for Regenerative Medicine,Zhejiang Universitythe National Natural Science Foundation of China(61975172).
文摘Fluorescence imaging in the second near-infrared window(NIR-II,900-1880 nm)offers high signalto-background ratio(SBR),enhanced definition,and superior tissue penetration,making it ideal for real-time surgical navigation.However,with single-channel imaging,surgeons must frequently switch between the surgi⁃cal field and the NIR-II images on the monitor.To address this,a coaxial dual-channel imaging system that com⁃bines visible light and 1100 nm longpass(1100LP)fluorescence was developed.The system features a custom⁃ized coaxial dual-channel lens with optimized distortion,achieving precise alignment with an error of less than±0.15 mm.Additionally,the shared focusing mechanism simplifies operation.Using FDA-approved indocya⁃nine green(ICG),the system was successfully applied in dual-channel guided rat lymph node excision,and blood supply assessment of reconstructed human flap.This approach enhances surgical precision,improves opera⁃tional efficiency,and provides a valuable reference for further clinical translation of NIR-II fluorescence imaging.
文摘Objective To review the results of surgical correction of intermediate atrioventricular septal defect in adults and associated cardiac comorbidities.Methods Retrospective case analysis of database of department of SICU form FuWai Hospital.Ten consecutive patients operated for intermediate atrioventricular septal defect repair from March 2013 to November 2017 were included.
文摘The article presents two patients with pseudotruncus treated surgically under moderate or profound hypothermia and CPB with excellent results. The risk factors related to the operative mortality, and a brief introduction of the some operative techniques are discussed.
