{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,9,3]],"date-time":"2025-09-03T10:46:12Z","timestamp":1756896372395,"version":"3.37.3"},"reference-count":12,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2022,10,23]],"date-time":"2022-10-23T00:00:00Z","timestamp":1666483200000},"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":["Cathet Cardio Intervent"],"published-print":{"date-parts":[[2022,12]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>The aim of this study was to describe the procedural and early outcomes of patients with mechanical mitral valve prosthesis (MVP) undergoing transcatheter aortic valve replacement (TAVR) with a novel self\u2010expandable retrievable device.<\/jats:p><\/jats:sec><jats:sec><jats:title>Background<\/jats:title><jats:p>TAVR\u00a0in patients with prior MVP may have an increased risk of complications related to device positioning and interference between both prosthetic valves.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>An observational study was conducted, including eight\u00a0patients with severe symptomatic aortic stenosis and prior mechanical MVP who underwent TAVR with the novel device Allegra<jats:sup>TM<\/jats:sup> (Biosensors). No transesophageal monitoring was used.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The mean age of the study population was 75 years. The mean distance between MVP and aortic annulus was 3.8\u2009mm. Procedural success was achieved in all patients with no major intraprocedural, in\u2010hospital, or follow\u2010up complications.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>TAVR with Allegra TAVI\u00a0system in patients with prior MVP offers good procedural and clinical outcomes.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ccd.30449","type":"journal-article","created":{"date-parts":[[2022,10,23]],"date-time":"2022-10-23T19:20:06Z","timestamp":1666552806000},"page":"1286-1290","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":2,"title":["Transcatheter aortic valve with a novel self\u2010expandable device in patients with previous mechanical mitral valve prosthesis"],"prefix":"10.1002","volume":"100","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8720-6209","authenticated-orcid":false,"given":"Daniel","family":"T\u00e9bar M\u00e1rquez","sequence":"first","affiliation":[{"name":"Cardiology Department University Hospital La Paz Madrid Spain"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0717-1174","authenticated-orcid":false,"given":"Raul","family":"Moreno","sequence":"additional","affiliation":[{"name":"Cardiology Department University Hospital La Paz Madrid Spain"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Guillermo","family":"Galeote","sequence":"additional","affiliation":[{"name":"Cardiology Department University Hospital La Paz Madrid Spain"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6362-7618","authenticated-orcid":false,"given":"Alfonso","family":"Jurado\u2010Roman","sequence":"additional","affiliation":[{"name":"Cardiology Department University Hospital La Paz Madrid Spain"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Santiago","family":"Jimenez\u2010Valero","sequence":"additional","affiliation":[{"name":"Cardiology Department 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Spain"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2022,10,23]]},"reference":[{"key":"e_1_2_8_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(15)60308-7"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1056\/NEJMoa1514616"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jtcvs.2005.10.041"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hrtlng.2016.04.002"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.cjca.2019.03.028"},{"key":"e_1_2_8_7_1","doi-asserted-by":"publisher","DOI":"10.1002\/ccd.24948"},{"key":"e_1_2_8_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.recesp.2016.09.015"},{"key":"e_1_2_8_9_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jacc.2012.07.037"},{"key":"e_1_2_8_10_1","doi-asserted-by":"publisher","DOI":"10.4244\/EIJ-D-18-00861"},{"key":"e_1_2_8_11_1","doi-asserted-by":"publisher","DOI":"10.1002\/ccd.29742"},{"key":"e_1_2_8_12_1","doi-asserted-by":"publisher","DOI":"10.4244\/EIJV12I1A13"},{"issue":"5","key":"e_1_2_8_13_1","first-page":"180","article-title":"Causes of peri\u2010operative mortality after transcatheter aortic valve implantation: a pooled analysis of 12 studies and 1223 patients","volume":"23","author":"Moreno R","year":"2011","journal-title":"J Invasive Cardiol"}],"container-title":["Catheterization and Cardiovascular 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