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High-performance intraoperative cone-beam CT on a mobile C-arm: an integrated system for guidance of head and neck surgery

J. H. Siewerdsen, M. J. Daly, H. Chan, S. Nithiananthan, N. Hamming, K. K. Brock, J. C. Irish, Michael I. Miga, Kenneth H. Wong
2009 Medical Imaging 2009: Visualization, Image-Guided Procedures, and Modeling  
A prototype mobile C-arm provides the imaging platform, which has been integrated with several novel subsystems for streamlined implementation in the OR, including: real-time tracking of surgical instruments  ...  The system provides 3D image updates on demand with sub-millimeter spatial resolution and soft-tissue visibility at low radiation dose, thus overcoming conventional limitations associated with preoperative  ...  The C-arm prototype was developed in collaboration with Siemens Healthcare (Siemens SP, Erlangen Germany), with special thanks to Dr. R. Graumann  ... 
doi:10.1117/12.813747 dblp:conf/miigp/SiewerdsenDCNHB09 fatcat:4wnnqgbevnfazezcebwfdsb5uy

Cone-beam CT with a flat-panel detector: From image science to image-guided surgery

Jeffrey H. Siewerdsen
2011 Nuclear Instruments and Methods in Physics Research Section A : Accelerators, Spectrometers, Detectors and Associated Equipment  
a mobile surgical C-arm for intraoperative 3D imaging.  ...  A prototype mobile C-arm developed in academic-industry partnership demonstrates CBCT with low radiation dose, sub-mm spatial resolution, and soft-tissue visibility potentially approaching that of diagnostic  ...  A Prototype Mobile C-Arm for High-Performance Intraoperative Cone-Beam CT The C-arm prototype in Fig. 1 represents an evolution of previous 3D-capable C-arms using an x-ray image intensifier (XRII).  ... 
doi:10.1016/j.nima.2010.11.088 pmid:22942510 pmcid:PMC3429946 fatcat:kcunai2jbjaozfmvwomxyykc24

Antiscatter grids in mobile C-arm cone-beam CT: Effect on image quality and dose

S. Schafer, J. W. Stayman, W. Zbijewski, C. Schmidgunst, G. Kleinszig, J. H. Siewerdsen
2011 Medical Physics (Lancaster)  
Methods: Studies were performed on a mobile C-arm equipped with a flat-panel detector for highquality CBCT.  ...  This work assesses the tradeoffs in dose and image quality for grids applied in the context of low-dose CBCT on a mobile C-arm for image-guided surgery.  ...  ACKNOWLEDGMENTS The authors gratefully acknowledge valuable discussion with Dr.  ... 
doi:10.1118/1.3666947 pmid:22225284 pmcid:PMC3261054 fatcat:vgxd7aelv5bybgdkahrsh2ojvq

High-performance C-arm cone-beam CT guidance of thoracic surgery

Sebastian Schafer, Yoshito Otake, Ali Uneri, Daniel J. Mirota, Sajendra Nithiananthan, J. W. Stayman, Wojciech Zbijewski, Gerhard Kleinszig, Rainer Graumann, Marc Sussman, Jeffrey H. Siewerdsen, David R. Holmes III (+1 others)
2012 Medical Imaging 2012: Image-Guided Procedures, Robotic Interventions, and Modeling  
To overcome inherent problems of preoperative nodule tagging using CT fluoroscopic guidance, an intraoperative C-arm cone-beam CT (CBCT) image-guidance system has been developed for direct localization  ...  Motion compensated reconstruction employing a 4D deformation map in the backprojection process reduced artifacts associated with motion blur.  ...  METHODS Intraoperative Imaging of Small Tumors in the Deflated lung Intraoperative Mobile C-arm The prototype C-arm (Fig. 1a) is based on a Powermobil (Siemens Healthcare, Erlangen, Germany) and  ... 
doi:10.1117/12.911811 dblp:conf/miigp/SchaferOUMNSZKG12 fatcat:63ih3aapmvevpaavnodf4ppnqa

Volume-of-change cone-beam CT for image-guided surgery

Junghoon Lee, J Webster Stayman, Yoshito Otake, Sebastian Schafer, Wojciech Zbijewski, A Jay Khanna, Jerry L Prince, Jeffrey H Siewerdsen
2012 Physics in Medicine and Biology  
C-arm cone-beam CT (CBCT) can provide intraoperative 3D imaging capability for surgical guidance, but workflow and radiation dose are the significant barriers to broad utilization.  ...  We applied this approach to sacroplasty phantom data obtained from a CBCT test bench and vertebroplasty data with a fresh cadaver acquired from a C-arm CBCT system with a flat-panel detector (FPD).  ...  FPD-based isocentric mobile C-arms provide 3D imaging with image quality sufficient for a broad spectrum of surgical applications (e.g., orthopaedic, spine, skull base, and thoracic surgery) with greater  ... 
doi:10.1088/0031-9155/57/15/4969 pmid:22801026 pmcid:PMC3432954 fatcat:yaimgaqv7vgvdl4ozvtrr6dicq

Mobile C-arm cone-beam CT for guidance of spine surgery: Image quality, radiation dose, and integration with interventional guidance

S. Schafer, S. Nithiananthan, D. J. Mirota, A. Uneri, J. W. Stayman, W. Zbijewski, C. Schmidgunst, G. Kleinszig, A. J. Khanna, J. H. Siewerdsen
2011 Medical Physics (Lancaster)  
Purpose: A flat-panel detector based mobile isocentric C-arm for cone-beam CT (CBCT) has been developed to allow intraoperative 3D imaging with sub-millimeter spatial resolution and soft-tissue visibility  ...  Conclusions: Intraoperative CBCT using a high-performance mobile C-arm prototype demonstrates image quality suitable to guidance of spine surgery, with task-specific protocols providing an important basis  ...  The research was supported in part by academic-industry partnership with Siemens Healthcare and by National Institutes of Health R01 Grant No.  ... 
doi:10.1118/1.3597566 pmid:21928628 pmcid:PMC3161502 fatcat:eywfdwtgp5d3foxul7fhdb7hdu

Three-dimensional intraoperative computed tomography imaging for zygomatic fracture repair

Oren Peleg, Clariel Ianculovici, Amir Shuster, Eitan Mijiritsky, Itay Oz, Shlomi Kleinman
2021 Journal of the Korean Association of Oral and Maxillofacial Surgeons  
The intraoperative O-Arm (Medtronic, USA) is a three-dimensional (3D) computed tomographic imaging system.  ...  Fracture instability (n=6) and facial deformity (n=15) were the most frequent indications for intraoperative 3D O-Arm scan.  ...  O-Arm scan that demonstrates a proper reduction and fixation of the zygomatic complex fracture (C), and a 3D reconstruction of the same intraoperative O-Arm scan presenting a good clinical result (D).  ... 
doi:10.5125/jkaoms.2021.47.5.382 pmid:34713813 pmcid:PMC8564091 fatcat:rkq6f7aevrhp5cxleslotcxzse

Three-dimensional printing and computer navigation assisted hemipelvectomy for en bloc resection of osteochondroma

Yaqing Zhang, Lianjiang Wen, Jun Zhang, Guoliang Yan, Yue Zhou, Bo Huang
2017 Medicine  
However, its use in combination with 3D printing to assist complex pelvic tumor resection has not been reported. A 36-year-old man presented with left-sided pelvic pain and a fast-growing mass.  ...  Here, we describe a novel combined application of 3D printing and intraoperative NAV systems to guide hemipelvectomy for en-bloc resection of the osteochondroma.  ...  with the submitted article.  ... 
doi:10.1097/md.0000000000006414 pmid:28328842 pmcid:PMC5371479 fatcat:7f2v4ngbsjeoxdpbbrutmynkhe

Application of computer-assisted navigation systems in oral and maxillofacial surgery

Shintaro Sukegawa, Takahiro Kanno, Yoshihiko Furuki
2018 Japanese Dental Science Review  
However, some fundamental issues remain involving the mobility of the mandible and difficulty in updating images intraoperatively.  ...  KEYWORDS Navigation systems; Oral and maxillofacial surgery; Review Summary The oral and maxillofacial region has a complicated anatomy with critical contiguous organs, including the brain, eyes, vital  ...  In recent years, intraoperative CT imaging by cone-beam (CB) CT, C-arm, and O-arm systems has become possible [28, 29] .  ... 
doi:10.1016/j.jdsr.2018.03.005 pmid:30128061 pmcid:PMC6094868 fatcat:yn7bxixdefdcjo5vromj4kbyqi

Incorporation of prior knowledge for region of change imaging from sparse scan data in image-guided surgery

J. Lee, J. W. Stayman, Y. Otake, S. Schafer, W. Zbijewski, A. J. Khanna, J. L. Prince, J. H. Siewerdsen, Kenneth H. Wong, David R. Holmes III
2012 Medical Imaging 2012: Image-Guided Procedures, Robotic Interventions, and Modeling  
We apply this novel approach to sacroplasty phantom data obtained from a conebeam CT (CBCT) test bench and vertebroplasty data with a fresh cadaver acquired from a C-arm CBCT system with a flat-panel detector  ...  This paper proposes to utilize a patient-specific prior to augment intraoperative sparse-scan data to accurately reconstruct the aspects of the region that have changed by a surgical procedure in image-guided  ...  Since the dry sacrum did not have soft tissue, the 3D-2D registration was relatively easier and more accurate than a human subject with soft tissue.  ... 
doi:10.1117/12.910850 pmid:26166930 pmcid:PMC4497550 dblp:conf/miigp/LeeSOSZKPS12 fatcat:ayl5g4dngzcwpojfreeiz5kona

Detection of articular perforations of the proximal humerus fracture using a mobile 3D image intensifier – a cadaver study

Jan Theopold, Kevin Weihs, Christine Feja, Bastian Marquaß, Christoph Josten, Pierre Hepp
2017 BMC Medical Imaging  
The purpose of this study was to investigate the accuracy of perforation detection with multiplanar reconstructions using a mobile 3D image intensifier.  ...  Alternatively, the intraoperative 3D scan with multiplanar reconstructions enables a 100% rate of detection of the screw perforations.  ...  In a feasibility study of the intraoperative use of a mobile 3D C-arm with multiplanar imaging for operating on acute proximal humerus fractures in 20 patients, screw replacements due to perforation or  ... 
doi:10.1186/s12880-017-0201-0 pmid:28764643 pmcid:PMC5540431 fatcat:73bfhahqtbempipd5r6yakxcnq

Architecture of a high-performance surgical guidance system based on C-arm cone-beam CT: software platform for technical integration and clinical translation

Ali Uneri, Sebastian Schafer, Daniel Mirota, Sajendra Nithiananthan, Yoshito Otake, Sureerat Reaungamornrat, Jongheun Yoo, J. Webster Stayman, Douglas Reh, Gary L. Gallia, A. Jay Khanna, Gregory Hager (+5 others)
2011 Medical Imaging 2011: Visualization, Image-Guided Procedures, and Modeling  
The surgical guidance system is interfaced with a prototype mobile C-arm for high-quality CBCT and through a modular software architecture, integration of different tools and devices consistent with surgical  ...  navigation libraries and integrating intraoperative CBCT with novel, application-specific registration and guidance technologies.  ...  The prototype mobile CBCT C-arm demonstrates sub-mm spatial resolution and soft-tissue visibility at low radiation dose 2 , thus offering to advance the use of surgical navigation across a broader spectrum  ... 
doi:10.1117/12.878191 dblp:conf/miigp/UneriSMNORYSRGK11 fatcat:3q6cuuntjzctrigjpqijspt7ey

Intra-operative imaging in trauma surgery

Holger Keil, Nils Beisemann, Benedict Swartman, Sven Yves Vetter, Paul Alfred Grützner, Jochen Franke
2018 EFORT Open Reviews  
To assess reduction and implant position intra-operatively, mobile C-arms are mandatory to immediately and continuously control these parameters.  ...  Intra-operative three-dimensional imaging using special C-arms offers a valuable opportunity to improve intra-operative assessment and thus patient outcome.  ...  Intra-operative three-dimensional (3D) imaging with mobile C-arms was introduced in 2001 and has become an important adjunct for reconstruction of complex joint fractures 6 .  ... 
doi:10.1302/2058-5241.3.170074 pmid:30662762 pmcid:PMC6335592 fatcat:rucj73n24jf6hfbw4jhqcfe5i4

Intraoperative use of cone-beam computed tomography in a cadaveric ossified cochlea model

Emma Barker, Keith Trimble, Harley Chan, James Ramsden, Sajendra Nithiananthan, Adrian James, Gideon Bachar, Mike Daly, Jonathan Irish, Jeff Siewerdsen
2009 Otolaryngology and head and neck surgery  
Objectives-To describes a cadaveric temporal bone model of labyrinthitis ossificans and investigate the utility of intra-operative C-arm computed tomography (CBCT) in facilitating cochlear implantation  ...  CBCT and a conventional CT scans were compared to asses the extent of cochlear obliteration.  ...  Acknowledgments This work was supported in part by a grant from the National Institutes of Health (NIH R01-CA-127944-02) and by the Princess Margaret Hospital Foundation.  ... 
doi:10.1016/j.otohns.2008.12.046 pmid:19393414 pmcid:PMC2876243 fatcat:v52hbycderakposrdkrzp2iz2m

Three-dimensional intraoperative imaging with O-arm to establish a working trajectory in percutaneous endoscopic lumbar discectomy

Shu Wei, Wei Tao, Hongwei Zhu, Yongjie Li
2015 Videosurgery and Other Miniinvasive Techniques  
A b s t r a c t Introduction: Successful percutaneous endoscopic lumbar discectomy (PELD) requires an appropriate working trajectory.  ...  Material and methods: We retrospectively reviewed the records of 89 patients with lumbar disc herniation who underwent PELD using the O-arm.  ...  The O-arm also does not allow satisfactory visualization of soft tissues.  ... 
doi:10.5114/wiitm.2015.55845 pmid:26865892 pmcid:PMC4729729 fatcat:qnp3fmcr55adtlce5xpcws5n5q
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