{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,7,30]],"date-time":"2025-07-30T16:35:20Z","timestamp":1753893320503,"version":"3.41.2"},"reference-count":25,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2024,12,6]],"date-time":"2024-12-06T00:00:00Z","timestamp":1733443200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Surg."],"abstract":"<jats:sec><jats:title>Objectives<\/jats:title><jats:p>To present our initial experience of robotic ureteroplasty with lower-lip mucosal graft (LLMG) for treating ureteral stenosis longer than 2\u2005cm and evaluate its feasibility and efficacy.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and methods<\/jats:title><jats:p>A total of thirteen patients with ureteral stenosis who underwent robotic ureteroplasty with LLMG were retrospectively analyzed. After identification and dissection of the ureteral stenosis segment, the segment was incised longitudinally. Then, the LLMG was harvested according to the characteristics of stenosis and sutured with the ureter in onlay fashion. All procedures were completed successfully.<\/jats:p><\/jats:sec><jats:sec><jats:title>Result<\/jats:title><jats:p>The median stenosis length was 3.5\u2005cm (ranged: 3.0\u20134.5\u2005cm). The mean length and width of the LLMG were 3.81\u2009\u00b1\u20090.60\u2005cm and 1.27\u2009\u00b1\u20090.26\u2005cm, respectively. The mean operative time and anastomosis time were 212.31\u2009\u00b1\u200923.06\u2005min and 36.54\u2009\u00b1\u20096.58\u2005min, respectively. The double-J stent was removed at 8 weeks postoperatively in all patients. Three patients (23.1%) suffered postoperative complications during the follow-up period (range, 6\u201318 months), including fever, urinary tract infection and stenosis recurrence. The success rate was 92.3% (12\/13).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Robotic ureteroplasty with LLMG is a safe and feasible technique for treating ureteral stenosis.<\/jats:p><\/jats:sec>","DOI":"10.3389\/fsurg.2024.1504867","type":"journal-article","created":{"date-parts":[[2024,12,6]],"date-time":"2024-12-06T06:51:41Z","timestamp":1733467901000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["Robotic lower-lip mucosal graft ureteroplasty for ureteral stenosis longer than 2\u2005cm: initial experience of thirteen 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