{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,12]],"date-time":"2026-06-12T07:35:30Z","timestamp":1781249730355,"version":"3.54.1"},"reference-count":16,"publisher":"Wiley","issue":"9","license":[{"start":{"date-parts":[[2015,1,30]],"date-time":"2015-01-30T00:00:00Z","timestamp":1422576000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Liver International"],"published-print":{"date-parts":[[2015,9]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background &amp; Aims<\/jats:title><jats:p>Despite the important clinical value of hepatic venous pressure gradient (<jats:styled-content style=\"fixed-case\">HVPG<\/jats:styled-content>) and its increasing use, no specific balloon occlusion catheters have been designed to cannulate liver veins. The aim of the study was to evaluate the clinical applicability of a novel balloon (<jats:styled-content style=\"fixed-case\">NC<\/jats:styled-content>) occlusion catheter specifically designed for <jats:styled-content style=\"fixed-case\">HVPG<\/jats:styled-content> measurement.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Comparison of a new <jats:styled-content style=\"fixed-case\">CE<\/jats:styled-content>\u2010certified 7 French balloon occlusion catheter with a 150\u00b0 angled tip and radiopaque markers (<jats:styled-content style=\"fixed-case\">NC<\/jats:styled-content>, Pejcl Medizintechnik, Austria), to a commonly used straight balloon catheter (<jats:styled-content style=\"fixed-case\">SC<\/jats:styled-content>; Boston Scientific, <jats:styled-content style=\"fixed-case\">USA<\/jats:styled-content>). Successful liver vein cannulation rate, need for extra equipment and total fluoroscopy time were recorded. Experts (&gt;200) and novices (&lt;20) in <jats:styled-content style=\"fixed-case\">HVPG<\/jats:styled-content> measurements were evaluated separately.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>566 <jats:styled-content style=\"fixed-case\">HVPG<\/jats:styled-content> measurements taken by 11 investigators (five experts and six novices) were analysed. Overall, <jats:styled-content style=\"fixed-case\">HVPG<\/jats:styled-content> could be successfully measured in 98.7% of cases. The rate of successful liver vein cannulation at first attempt was significantly higher among experts when compared to novices (87.3% vs 67.3%, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.001). Moreover, the rate of successful liver vein cannulation without need for any additional equipment was higher when using the <jats:styled-content style=\"fixed-case\">NC<\/jats:styled-content>, both among experts (<jats:styled-content style=\"fixed-case\">NC<\/jats:styled-content>:91.9% vs <jats:styled-content style=\"fixed-case\">SC<\/jats:styled-content>:80.6%, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.03) and novices (<jats:styled-content style=\"fixed-case\">NC<\/jats:styled-content>:73.3% vs <jats:styled-content style=\"fixed-case\">SC<\/jats:styled-content>:50.7%, <jats:italic>P<\/jats:italic>\u00a0=\u00a00.001). The mean fluoroscopy time needed to cannulate the hepatic vein was significantly shorter in experts as compared to novices [2.37(0.10\u201326) vs 5.2(0.6\u201330.2] min, <jats:italic>P<\/jats:italic>\u00a0&lt;\u00a00.0001), but not significantly different between catheters.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Both novices and experts achieve higher liver vein cannulation rates using the new specifically designed catheter. The use of the novel catheter might increase rates of successful liver vein cannulation and reduce the need for additional equipment, especially in novices.<\/jats:p><\/jats:sec>","DOI":"10.1111\/liv.12783","type":"journal-article","created":{"date-parts":[[2015,1,13]],"date-time":"2015-01-13T21:33:52Z","timestamp":1421184832000},"page":"2115-2120","source":"Crossref","is-referenced-by-count":61,"title":["Evaluation of a new balloon occlusion catheter specifically designed for measurement of hepatic venous pressure gradient"],"prefix":"10.1111","volume":"35","author":[{"given":"Arnulf","family":"Ferlitsch","sequence":"first","affiliation":[{"name":"Internal Medicine III Division of Gastroenterology and Hepatology Medical University of Vienna Vienna Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Simona","family":"Bota","sequence":"additional","affiliation":[{"name":"Internal Medicine III Division of Gastroenterology and Hepatology Medical University of Vienna Vienna Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rafael","family":"Paternostro","sequence":"additional","affiliation":[{"name":"Internal Medicine III Division of Gastroenterology and Hepatology Medical University of Vienna Vienna Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Thomas","family":"Reiberger","sequence":"additional","affiliation":[{"name":"Internal Medicine III Division of Gastroenterology and Hepatology Medical University of Vienna Vienna Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mattias","family":"Mandorfer","sequence":"additional","affiliation":[{"name":"Internal Medicine III Division of Gastroenterology and Hepatology Medical University of Vienna Vienna Austria"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Birgit","family":"Heinisch","sequence":"additional","affiliation":[{"name":"Internal Medicine III Division of Gastroenterology and Hepatology Medical University 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