• Department of Cardiac Surgery, The Second Hospital of Hebei Medical University, Shijiazhuang, 050000, P. R. China;
AN Jinghui, Email: Anjinghui2009@126.com
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Objective  To evaluate the short-term efficacy of transcatheter aortic valve replacement (TAVR) using Venus A-Plus valve delivery system in patients with severe aortic stenosis. Methods  The clinical data of patients undergoing TAVR in our hospital from August 2018 to March 2022 were collected and they were divided into a Venus A-Plus and a Venus A group according to the type of valve delivery system used. The perioperative data of the two groups were compared. Results A total of 121 patients were included, including 70 patients in the Venus A-Plus group [45 males and 25 females with a mean age of (67.81±6.62) years], and 51 patients in the Venus A group [33 males and 18 females with a mean age of (68.25±7.01) years]. All patients underwent TAVR, and the postoperative hemodynamic features (left ventricular ejection fraction, mean cross-valve pressure difference, peak flow rate) were significantly improved (P<0.05). There was no statistical difference in surgical success rate, all-cause mortality, conversion to thorax opening, valve-in-valve placement, moderate or above perivalvular regurgitation, new left bundle branch block or new right bundle branch block between the two groups (P>0.05). Conclusion  TAVR with Venus A-Plus valve delivery system in patients with severe aortic stenosis shows comparable efficacy to the first-generation Venus A system and is satisfactory, safe and reliable.

Citation: ZHANG Hang, WANG Huajun, SHI Fengwu, LIU Su, MA Qianli, AN Jinghui. Short-term results of transcatheter aortic valve replacement using Venus A-Plus valve delivery system in patients with severe aortic stenosis: A retrospective cohort study. Chinese Journal of Clinical Thoracic and Cardiovascular Surgery, 2026, 33(3): 438-443. doi: 10.7507/1007-4848.202402037 Copy

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