{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,16]],"date-time":"2026-09-16T14:05:44Z","timestamp":1789567544175,"version":"build-2803163510"},"reference-count":17,"publisher":"Wiley","issue":"6","license":[{"start":{"date-parts":[[2023,9,16]],"date-time":"2023-09-16T00:00:00Z","timestamp":1694822400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc\/4.0\/"}],"funder":[{"DOI":"10.13039\/100008497","name":"Boston Scientific Corporation","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100008497","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["bjui-journals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["BJU International"],"published-print":{"date-parts":[[2023,12]]},"abstract":"<jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To report on our first\u2010in\u2010human experience using the LithoVue Elite\u2122 ureteroscope (Boston Scientific Corp., Marlborough, MA, USA) to measure intrarenal pressure (IRP) during flexible ureteroscopy.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Patients and Methods<\/jats:title>\n                    <jats:p>\n                      A single\u2010arm retrospective observational analysis was performed in 50 consecutive patients undergoing ureteroscopic lithotripsy using the LithoVue Elite\u2122 system with pressure sensing capability between April 2022 and February 2023 at two centres. A pressure bag set at 150\u2009mmHg or hand irrigation with a 60\u2010mL syringe was used for irrigation and a ureteric access sheath (UAS) was placed at the physician's discretion. Median and maximum IRPs, and relative cumulative time exceeding 20, 40, 60, 80, 100, 120, 140, 160, and 200\u2009mmHg per total procedure time were analysed. The two\u2010sample Mann\u2013Whitney\n                      <jats:italic>U<\/jats:italic>\n                      \u2010test was used, with statistical significance set at\n                      <jats:italic>P<\/jats:italic>\n                      \u2009&lt;\u20090.05.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The median (interquartile range [IQR]) patient age and body mass index (BMI) was 62.5\u2009(46.7\u201368.2)\u2009years and 27.6\u2009(23.3\u201332.1)\u2009kg\/m\n                      <jats:sup>2<\/jats:sup>\n                      , respectively. During the median (IQR) total procedure time of 31.9\u2009(17.4\u201344.9)\u2009min, the median and maximum IRPs were 28.5\u2009(20.0\u201347.5) and 174.0\u2009(133.5\u2013266.0)\u2009mmHg, respectively. IRP remained at &lt;60\u2009mmHg during 92% of the procedure times. Patients with Asian ethnicity, and those without pre\u2010stenting or UAS use exhibited longer cumulative\/total durations exceeding pre\u2010defined IRP cut\u2010off values. The smaller 10\/12\u2010F UAS did not lower pressures as much as the 11\/13\u2010F or 12\/14\u2010F UAS (\n                      <jats:italic>P<\/jats:italic>\n                      \u2009&lt;\u20090.001). Age, diabetes, hypertension, preoperative \u03b1\u2010blockade, stone size, and BMI did not show any statistically significant associations with IRP.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The IRP can now be routinely measured during ureteroscopy. Patients had a median IRP of 28.5\u2009mmHg and a maximum of 174\u2009mmHg. Using a smaller UAS (10\/12\u2009F), Asian ethnicity, and tight ureters were found to have higher IRPs.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/bju.16173","type":"journal-article","created":{"date-parts":[[2023,9,5]],"date-time":"2023-09-05T02:20:30Z","timestamp":1693880430000},"page":"678-685","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":47,"title":["Retrospective first\u2010in\u2010human use of the LithoVue\u2122 Elite ureteroscope to measure intrarenal pressure"],"prefix":"10.1111","volume":"132","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2679-2635","authenticated-orcid":false,"given":"Naeem","family":"Bhojani","sequence":"first","affiliation":[{"name":"Division of Urology University of Montreal Hospital Center  Montreal Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7303-6256","authenticated-orcid":false,"given":"Kyo Chul","family":"Koo","sequence":"additional","affiliation":[{"name":"Department of Urological Sciences Stone Centre at Vancouver General Hospital, University of British Columbia  Vancouver British Columbia Canada"},{"name":"Department of Urology Yonsei University College of Medicine  Seoul South Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kahina","family":"Bensaadi","sequence":"additional","affiliation":[{"name":"Division of Urology University of Montreal Hospital Center  Montreal Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2112-9562","authenticated-orcid":false,"given":"Abdulghafour","family":"Halawani","sequence":"additional","affiliation":[{"name":"Department of Urological Sciences Stone Centre at Vancouver General Hospital, University of British Columbia  Vancouver British Columbia Canada"},{"name":"Department of Urology King Abdulaziz University  Jeddah Saudi Arabia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Victor KF.","family":"Wong","sequence":"additional","affiliation":[{"name":"Department of Urological Sciences Stone Centre at Vancouver General Hospital, University of British Columbia  Vancouver British Columbia Canada"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5315-0710","authenticated-orcid":false,"given":"Ben H.","family":"Chew","sequence":"additional","affiliation":[{"name":"Department of Urological Sciences Stone Centre at Vancouver General Hospital, University of British Columbia  Vancouver British Columbia 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