Abstract
Background
Despite the growing popularity of robotically assisted mitral repair, robotically assisted tricuspid repair has not been widely adopted. We assessed the safety and feasibility of robotic tricuspid annuloplasty with continuous sutures for tricuspid regurgitation (TR).
Methods and results
We studied consecutive 68 patients (median age, 74 years) with secondary TR who underwent tricuspid annuloplasty using continuous sutures with (n = 61) and without mitral valve repair (n = 7) from 2018 to 2021. Robotic tricuspid annuloplasty consists of continuous sutures with flexible prosthetic band to the tricuspid annulus using two V-Loc barbed sutures (Medtronic Inc., Minneapolis, MN). Concomitant maze procedure was performed in 45 (66%) patients. Robotic tricuspid annuloplasty with continuous sutures was successfully performed. There was no in-hospital or 30-day mortality; 65 patients (96%) did not experience major surgery-related complications. Preoperatively, the TR grade was mild in 20 (29%) patients and mildly higher in 48 (71%). Postoperatively, the TR severity significantly improved, with TR grade mildly higher in 9% at hospital discharge and 7% at 1-year follow-up (p < 0.001). The 1-year and 2-year freedom rates from heart failure were 98% and 95%, respectively.
Conclusions
Robotic tricuspid annuloplasty with continuous sutures is safe and feasible alone or concomitant with mitral valve repair. It offered sustained improvement in TR severity and might prevent heart failure readmission.
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Data availability
The datasets generated and/or analyzed during the current study are available from the corresponding author on reasonable request.
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Acknowledgements
We would like to thank Gina F from Enago (www.enago.jp) for the English language review.
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This research did not receive any specific graft from funding agencies in the public, commercial, or not-for-profit sectors.
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Writing: KN. Critical review and revision: all authors. Final approval of the article: all authors. Accountability for all aspects of the work: all authors.
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Reporting was approved by NCVC institutional review board. Reference number is M30-026-8. https://www.ncvc.go.jp/hospital/wp-content/uploads/sites/2/M30-026-8_1.pdf
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Noda, K., Fukushima, S., Kakuta, T. et al. Short- and Midterm outcomes of modified robotic tricuspid annuloplasty for secondary tricuspid regurgitation. Gen Thorac Cardiovasc Surg 71, 692–699 (2023). https://doi.org/10.1007/s11748-023-01950-7
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DOI: https://doi.org/10.1007/s11748-023-01950-7