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Artificial intelligence-assisted spatial correction of augmented reality projections; implementing radiation mapping during radioguided robotic surgery

npj Digital Surgery, vol. 1, pp. 26

Abstract

Abstract Translation of the drop-in gamma probe transformed radioguided robot-assisted prostate cancer (PCa) surgery. This study evaluated whether digitization of radiometric signals could allow conversion into more easier to interpret Augmented Reality radiation mapping (AR RM ) displays. 20 PCa patients were included who underwent robot-assisted sentinel node (SN)- and prostate-specific membrane antigen (PSMA) radioguided resections (24 SNs, 16 PSMA-avid nodes and 1 PSMA-avid primary tumor). Radiometric probe counts/s (dimensionless) synchronized with positional probe data allowed the retrospective creation of dynamic AR RM overlays in two dimensions. Artificial intelligence was used to segment out, and automatically track, surgical instruments and dynamically de-occlude the AR RM displays accordingly. Retrospective scoring by end-users indicated a 72.5% preference for the AR RM displays compared to the currently available radiometric display (bipolar scale; median ≥2; p < 0.001). Thus, indicating that video-feed embedded AR RM visualizations provide a digital means to further advance the surgeon’s perception of intraoperative molecular imaging.

Authors 13

  1. Leiden University Medical Center · Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital

    Affiliation as printed

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  2. Leiden University Medical Center · Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital

    Affiliation as printed

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  3. Leiden University Medical Center · Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital

    Affiliation as printed

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  4. Leiden University Medical Center

    Affiliation as printed

    Crystal Photonics GmbH, Berlin, Germany

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  5. Leiden University Medical Center · Agostino Gemelli University Polyclinic

    Affiliation as printed

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

    Nuclear Medicine Unit, Fondazione Policlinico Universitario A. Gemelli IRCCS, Rome, Italy

  6. St. Antonius Ziekenhuis

    Affiliation as printed

    Department of Urology, St. Antonius hospital, Nieuwegein, the Netherlands

  7. Leiden University Medical Center

    Affiliation as printed

    Department of Radiology, Leiden University Medical Center, Leiden, the Netherlands

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  8. Leiden University Medical Center · Azienda Socio Sanitaria Territoriale Grande Ospedale Metropolitano Niguarda

    Affiliation as printed

    Department of Urology, ASST Grande Ospedale Metropolitano Niguarda, Milan, Italy

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  9. Leiden University Medical Center · Azienda Socio Sanitaria Territoriale Grande Ospedale Metropolitano Niguarda

    Affiliation as printed

    Department of Urology, ASST Grande Ospedale Metropolitano Niguarda, Milan, Italy

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  10. Pim J. van Leeuwen corresponding

    Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital

    Affiliation as printed

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

  11. Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital · Amsterdam University Medical Centers

    Affiliation as printed

    Department of Urology, Amsterdam University Medical Centers, Amsterdam, the Netherlands

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

  12. Leiden University Medical Center · Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital

    Affiliation as printed

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

  13. Leiden University Medical Center · Netherlands Cancer Institute-Antoni van Leeuwenhoek Hospital

    Affiliation as printed

    Department of Urology, Netherlands Cancer Institute, Antoni van Leeuwenhoek Ziekenhuis, Amsterdam, the Netherlands

    Interventional Molecular Imaging Laboratory, Department of Neurosurgery, Leiden University Medical Center, Leiden, the Netherlands

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References 32