{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,9]],"date-time":"2026-09-09T03:20:22Z","timestamp":1788924022620,"version":"build-2803163510"},"reference-count":22,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2023,8,15]],"date-time":"2023-08-15T00:00:00Z","timestamp":1692057600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["aao-hnsfjournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Otolaryngol.--head neck surg."],"published-print":{"date-parts":[[2024,1]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To evaluate the magnetic resonance (MR) image artifact and image distortion associated with the two transcutaneous bone conduction implants currently available in the United States.<\/jats:p><\/jats:sec><jats:sec><jats:title>Study Design<\/jats:title><jats:p>Cadaveric study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Two cadaveric head specimens (1 male, 1 female) were unilaterally implanted according to manufacturer guidelines and underwent MR imaging (General Electric and Siemens 1.5\u2009T scanners) under the following device conditions: (1) no device, (2) Cochlear Osia with magnet and headwrap, (3) Cochlear Osia without magnet, and (4) MED\u2010EL Bonebridge with magnet. Maximum metal mitigation techniques were employed in all conditions, and identical sequences were obtained. Blinded image scoring (diagnostic vs nondiagnostic image) was performed by experienced neuroradiologists according to anatomical subsites.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>All device conditions produced artifact and image distortion. The Osia with magnet produced diagnostic T1\u2010 and T2\u2010weighted images of the ipsilateral temporal bone, however, non\u2010echo planar imaging diffusion\u2010weighted imaging (DWI) was nondiagnostic. The Osia without magnet scanned on the Siemens MR imaging demonstrated the least amount of artifact and was the only condition that allowed for diagnostic imaging of the ipsilateral temporal bone on DWI. The Bonebridge produced a large area of artifact and distortion with the involvement of the ipsilateral and contralateral temporal bones.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>In summary, of the three device conditions (Osia with magnet, Osia without magnet, and Bonebridge), Osia without magnet offered the least amount of artifact and distortion and was the only condition in which diagnostic DWI was available for the middle ear and mastoid regions on the Siemens MR imaging scanner.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ohn.474","type":"journal-article","created":{"date-parts":[[2023,8,16]],"date-time":"2023-08-16T11:42:47Z","timestamp":1692186167000},"page":"187-194","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":21,"title":["Magnetic Resonance Imaging Artifact Associated With Transcutaneous Bone Conduction Implants: Cholesteatoma and Vestibular Schwannoma Surveillance"],"prefix":"10.1002","volume":"170","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9665-1868","authenticated-orcid":false,"given":"Ashley M.","family":"Nassiri","sequence":"first","affiliation":[{"name":"Department of Otolaryngology\u2013Head and Neck Surgery University of Colorado Anschutz School of Medicine Aurora Colorado USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Steven A.","family":"Messina","sequence":"additional","affiliation":[{"name":"Department of Radiology Mayo Clinic Rochester Minnesota USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John C.","family":"Benson","sequence":"additional","affiliation":[{"name":"Department of Radiology Mayo Clinic Rochester Minnesota USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"John I.","family":"Lane","sequence":"additional","affiliation":[{"name":"Department of Radiology Mayo Clinic Rochester Minnesota USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kiaran P.","family":"McGee","sequence":"additional","affiliation":[{"name":"Department of Radiology Mayo Clinic Rochester Minnesota USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joshua D.","family":"Trzasko","sequence":"additional","affiliation":[{"name":"Department of Radiology Mayo Clinic Rochester Minnesota USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Matthew L.","family":"Carlson","sequence":"additional","affiliation":[{"name":"Department of Otolaryngology\u2013Head and Neck Surgery Mayo Clinic Rochester Minnesota 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