{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,18]],"date-time":"2026-07-18T09:01:17Z","timestamp":1784365277581,"version":"3.55.0"},"reference-count":25,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2019,6,30]],"date-time":"2019-06-30T00:00:00Z","timestamp":1561852800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Int J of Urology"],"published-print":{"date-parts":[[2019,9]]},"abstract":"<jats:sec><jats:title>Objectives<\/jats:title><jats:p>To assess the perioperative outcomes of robot\u2010assisted partial nephrectomy without renorrhaphy for <jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1b renal tumors compared with <jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1a.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>From February 2015 to May 2018, 100 robot\u2010assisted partial nephrectomy patients who underwent robot\u2010assisted partial nephrectomy without renorrhaphy for renal tumors were included. We retrospectively reviewed the medical records, and compared the perioperative outcomes of 66 and 34 patients for <jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1a and <jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1b tumors, respectively. Inner suture was carried out in the opened collecting system or renal sinus, whereas parenchymal renorrhaphy was not. For hemostasis, the soft\u2010coagulation system was used, and absorbable hemostats were placed on the resection bed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The median tumor size and RENAL nephrometry score were significantly different between the two groups (<jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1a <jats:italic>vs <\/jats:italic><jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1b: 23.5 <jats:italic>vs<\/jats:italic> 45\u00a0mm, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.001, 6 <jats:italic>vs<\/jats:italic> 8, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.001). The median operating time and warm ischemic time were significantly longer in <jats:styled-content style=\"fixed-case\">the cT<\/jats:styled-content>1b group than in <jats:styled-content style=\"fixed-case\">the cT<\/jats:styled-content>1a group (154 <jats:italic>vs<\/jats:italic> 184\u00a0min, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.001; 14 <jats:italic>vs<\/jats:italic> 21\u00a0min, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.001). The median blood loss was not significantly different (2.5 <jats:italic>vs<\/jats:italic> 50\u00a0mL, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.109). The positive surgical margin rate was 4.5% versus 11.7% (<jats:italic>P<\/jats:italic>\u00a0=\u00a00.22). Postoperative complications classified as Clavien\u2013Dindo grade\u00a0<jats:styled-content style=\"fixed-case\">III<\/jats:styled-content> or higher were port\u2010site herniation (one patient), acute cholecystitis (one patient) and pseudoaneurysm (one patient) in <jats:styled-content style=\"fixed-case\">the cT<\/jats:styled-content>1b group. Urinary leakage was not observed in the two groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Robot\u2010assisted partial nephrectomy without renorrhaphy using the soft\u2010coagulation system and absorbable hemostats appears to be feasible for renal or <jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1b tumors. However, longer warm ischemic time and a high rate of complications can be expected compared with <jats:styled-content style=\"fixed-case\">cT<\/jats:styled-content>1a tumors.<\/jats:p><\/jats:sec>","DOI":"10.1111\/iju.14046","type":"journal-article","created":{"date-parts":[[2019,7,1]],"date-time":"2019-07-01T05:39:37Z","timestamp":1561959577000},"page":"885-889","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":16,"title":["Comparison of perioperative outcomes of robot\u2010assisted partial nephrectomy without renorrhaphy: Comparative outcomes of <scp>cT<\/scp>1a versus <scp>cT<\/scp>1b renal tumors"],"prefix":"10.1111","volume":"26","author":[{"given":"Yoichiro","family":"Tohi","sequence":"first","affiliation":[{"name":"Department of Urology Kobe City Medical Center General Hospital Kobe Hyogo 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