Please use this identifier to cite or link to this item: http://doi.org/10.25358/openscience-7670
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dc.contributor.authorThiem, Daniel G. E.-
dc.contributor.authorSeifert, Lukas-
dc.contributor.authorGraef, Julian-
dc.contributor.authorAl-Nawas, Bilal-
dc.contributor.authorGielisch, Matthias-
dc.contributor.authorKämmerer, Peer W.-
dc.date.accessioned2022-09-05T08:25:32Z-
dc.date.available2022-09-05T08:25:32Z-
dc.date.issued2022-
dc.identifier.urihttps://openscience.ub.uni-mainz.de/handle/20.500.12030/7685-
dc.description.abstractBackground Registration is most important in navigation-assisted-surgery including the matching between the coordinates of the actual patient space and the medical image. Marker-based techniques mostly include marker application with subsequent radiography. In the edentulous patient, maker-free methods are generally less accurate and reproducible. This new method of a marker-free registration uses the transverse palatal rugae as registration structures. Methods (1) Segmentation of bone and hard palatal mucosa from initial 3D imaging (DICOM), (2) Maxillary intraoral-scan with transfer to the 3D imaging using an Iterative-Closest-Point-Algorithm (ICP), (3) Marking digital registration points with holes within IOS-stl, (4) Transformation of the spatially aligned IOS-stl to LabelMap and storage in DICOM (IOS-DICOM), (5) Alignment of DICOM and IOS-DICOM, (6) Controlled positioning of digital reg. points and clinical correlation. Results Fiducial localization error (0.48 mm) and Target registration error (0.65 mm) is comparable to those of tooth-supported registration methods. Conclusion This approach of marker-free registration for navigation-assisted-surgery could improve the treatment in edentulous patients avoiding additional imaging and invasive marker insertion.en_GB
dc.language.isoengde
dc.rightsCC BY-NC-ND*
dc.rights.urihttps://creativecommons.org/licenses/by-nc-nd/4.0/*
dc.subject.ddc610 Medizinde_DE
dc.subject.ddc610 Medical sciencesen_GB
dc.titleMarker-free registration for intraoperative navigation using the transverse palatal rugaeen_GB
dc.typeZeitschriftenaufsatzde
dc.identifier.doihttp://doi.org/10.25358/openscience-7670-
jgu.type.dinitypearticleen_GB
jgu.type.versionPublished versionde
jgu.type.resourceTextde
jgu.organisation.departmentFB 04 Medizinde
jgu.organisation.number2700-
jgu.organisation.nameJohannes Gutenberg-Universität Mainz-
jgu.rights.accessrightsopenAccess-
jgu.journal.titleThe international journal of medical robotics and computer assisted surgeryde
jgu.journal.volume18de
jgu.journal.issue3de
jgu.pages.alternativee2362de
jgu.publisher.year2022-
jgu.publisher.nameWileyde
jgu.publisher.placeChichesterde
jgu.publisher.issn1478-596Xde
jgu.organisation.placeMainz-
jgu.subject.ddccode610de
jgu.publisher.doi10.1002/rcs.2362de
jgu.organisation.rorhttps://ror.org/023b0x485-
Appears in collections:JGU-Publikationen

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