MRI With A Cochlear Implant

 MRI scan is a common and effective diagnosis method adopted by the medical team to see inside the human body. The MRI scan consists of a table in which the patient lies down and then slides into a large cylinder, and the images can be viewed on the MRI-compatible display. MRI is very common and can be done on adults and children, but it requires some safety precautions. MRI scanning procedure exhibits high magnetic pull, and it is absolutely essential that no metal is present in the body of the patient during the MRI process. Well, one of the most raised questions is whether an MRI scan is possible with a Cochlear implant. The answer is “yes”, all Cochlear implants can undergo MRI with low-definition scan resolution, i.e., MRI scans at 1.5 Tesla. 


MRI for Cochlear Nucleus System


With the presence of internal magnets, Cochear of all manufacturers is approved as “MRI conditional.” However, certain precautions should be taken even though Cochlear has designed nucleus implants for MRI with accessible magnets for decades. In certain cases, the magnets should be removed during MRI to get a quality and clear-cut image on the MRI-compatible screen. The most advanced implant, Cochlear Nucleus Profile Plus, offers access to MRI at 1.5T and 3.0T with magnets in place. With the magnet surgically removed, MRI scans at 1.5T, and 3.0T are permissible for the Profile and CI24RE implants. MRI access for older implant generations varies depending on the implant type. 


MRI for Cochlear Baha Systems


MRI scans at 1.5T, and 3.0T can be performed on the Baha Connect System as long as the sound processor is removed.  With the magnet in place, an MRI at 1.5 Tesla can be performed for the Baha Attract System. The internal magnet can be surgically removed if a stronger MRI or artefact reduction is necessary. It is advised to consult your clinician before attending an MRI scan. 


MRI for Cochlear Osia System


This system was designed with the same principle used in the Cochlear nucleus system, which permits conditional access to MRI. The key feature of this design is that it enables easy access and removal. With the magnet in place utilizing a Cochlear MRI Kit for Osia or with the magnet surgically removed, the OSI200 Implant is MR Conditional at 1.5T. Only after the magnet has been surgically removed are patients permitted to be scanned at 3.0T. When removing the magnets, the doctors can conduct hassle-free scanning and get the images on the MRI-compatible camera.



Conclusion


MRI scanning is helpful for the doctor to examine all the parts, tissues, and organs through MRI compatible screen. Please consult your ENT physician before having an MRI to discuss your options and determine whether they are good for you. 

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