Robotic ultrasound-guided facet joint insertion.

abstract：PURPOSE:Ultrasound (US) imaging offers advantages over other imaging modalities and has become the most widespread modality for many diagnostic and interventional procedures. However, traditional 2D US requires a long training period, especially to learn how to manipulate the probe. A hybrid interactive system based on...

journal_title：International journal of computer assisted radiology and surgery

authors： Freschi C,Parrini S,Dinelli N,Ferrari M,Ferrari V

更新日期：2015-07-01 00:00:00

abstract：PURPOSE:This paper presents a novel 3D multimodal registration strategy to fuse 3D real-time echocardiography images with cardiac cine MRI images. This alignment is performed in a saliency space, which is designed to maximize similarity between the two imaging modalities. This fusion improves the quality of the availab...

journal_title：International journal of computer assisted radiology and surgery

authors： Atehortúa A,Garreau M,Simon A,Donal E,Lederlin M,Romero E

更新日期：2020-02-01 00:00:00

abstract：PURPOSE:Epidural and spinal needle insertions, as well as facet joint denervation and injections are widely performed procedures on the lumbar spine for delivering anesthesia and analgesia. Ultrasound (US)-based approaches have gained popularity for accurate needle placement, as they use a non-ionizing, inexpensive and...

journal_title：International journal of computer assisted radiology and surgery

authors： Behnami D,Sedghi A,Anas EMA,Rasoulian A,Seitel A,Lessoway V,Ungi T,Yen D,Osborn J,Mousavi P,Rohling R,Abolmaesumi P

更新日期：2017-06-01 00:00:00

abstract：PURPOSE:To support preoperative planning of bone drilling for Microendoscopic Discectomy, we present a set of interactive bone-drilling methods using a general 2D pointing device. METHODS:Unlike the existing methods, our framework has the following features: (1) the user can directly cut away arbitrary 3D regions on t...

journal_title：International journal of computer assisted radiology and surgery

authors： Imanishi K,Nakao M,Kioka M,Mori M,Yoshida M,Takahashi T,Minato K

更新日期：2010-09-01 00:00:00

abstract：PURPOSE:Twin-to-twin transfusion syndrome (TTTS) is a serious condition that occurs in about 10-15% of monochorionic twin pregnancies. In most instances, the blood flow is unevenly distributed throughout the placenta anastomoses leading to the death of both fetuses if no surgical procedure is performed. Fetoscopic lase...

journal_title：International journal of computer assisted radiology and surgery

authors： Perera-Bel E,Ceresa M,Torrents-Barrena J,Masoller N,Valenzuela-Alcaraz B,Gratacós E,Eixarch E,González Ballester MA

更新日期：2020-11-01 00:00:00

abstract：PURPOSE:Calibration and registration are the first steps for augmented reality and mixed reality applications. In the medical field, the calibration between an RGB-D camera and a C-arm fluoroscope is a new topic which introduces challenges. METHOD:A convenient and efficient calibration phantom is designed by combining...

journal_title：International journal of computer assisted radiology and surgery

authors： Wang X,Habert S,Ma M,Huang CH,Fallavollita P,Navab N

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:The objective of medical content-based image retrieval (CBIR) is to assist clinicians in decision making by retrieving the most similar cases to a given query image from a large database. Herein, a new method for content-based image retrieval of cone beam CT (CBCT) scans is presented. METHODS:The introduced fr...

journal_title：International journal of computer assisted radiology and surgery

authors： Abdolali F,Zoroofi RA,Otake Y,Sato Y

更新日期：2019-05-01 00:00:00

abstract：PURPOSE:In lung cancer screening, pulmonary nodules are first identified in low-dose chest CT images. Costly follow-up procedures could be avoided if it were possible to establish the malignancy status of these nodules from these initial images. Preliminary computer methods have been proposed to characterize the malign...

journal_title：International journal of computer assisted radiology and surgery

authors： Reeves AP,Xie Y,Jirapatnakul A

更新日期：2016-01-01 00:00:00

abstract：PURPOSE:Flexible surgical robot can work in confined and complex environments, which makes it a good option for minimally invasive surgery. In order to utilize flexible manipulators in complicated and constrained surgical environments, it is of great significance to monitor the position and shape of the curvilinear man...

journal_title：International journal of computer assisted radiology and surgery

authors： Song S,Zhang C,Liu L,Meng MQ

更新日期：2018-02-01 00:00:00

abstract：BACKGROUNDS:Accurate three-dimensional (3D) models of lumbar vertebrae are required for image-based 3D kinematics analysis. MRI or CT datasets are frequently used to derive 3D models but have the disadvantages that they are expensive, time-consuming or involving ionizing radiation (e.g., CT acquisition). An alternative...

journal_title：International journal of computer assisted radiology and surgery

authors： Zheng G,Nolte LP,Ferguson SJ

更新日期：2011-05-01 00:00:00

abstract：PURPOSE:Laparoscopic techniques have nowadays become a gold standard in many surgical procedures, but they imply a more difficult learning skills process. Simulators have a fundamental role in the formative stage of new surgeons. This paper presents the construct and face validity of SINERGIA laparoscopic virtual reali...

journal_title：International journal of computer assisted radiology and surgery

authors： Sánchez-Peralta LF,Sánchez-Margallo FM,Moyano-Cuevas JL,Pagador JB,Enciso-Sanz S,Sánchez-González P,Gómez-Aguilera EJ,Usón-Gargallo J

更新日期：2010-07-01 00:00:00

abstract：PURPOSE:Morphological parameters are very important for predicting aneurysm rupture. However, due to geometric radiographic distortion and plane/angle selection bias, the traditional manual measurements (MM) of aneurysm morphology are inaccurate and suffer from severe variability. Our study is to evaluate the accuracy ...

journal_title：International journal of computer assisted radiology and surgery

authors： Geng J,Hu P,Ji Z,Li C,Li L,Shen J,Feng X,Wang W,Yang G,Li J,Zhang H

更新日期：2020-10-01 00:00:00

abstract：PURPOSE:C-arms are portable X-ray devices used to generate radiographic images in orthopedic surgical procedures. Evidence suggests that scouting images, which are used to aid in C-arm positioning, result in increased operation time and excess radiation exposure. C-arms are also primarily used qualitatively to view ima...

journal_title：International journal of computer assisted radiology and surgery

authors： Haliburton L,Esfandiari H,Guy P,Anglin C,Hodgson A

更新日期：2020-10-01 00:00:00

abstract：:Prostate cancer (PCa) is the most frequent noncutaneous cancer in men. Early detection of PCa is essential for clinical decision making, and reducing metastasis and mortality rates. The current approach for PCa diagnosis is histopathologic analysis of core biopsies taken under transrectal ultrasound guidance (TRUS-gui...

journal_title：International journal of computer assisted radiology and surgery

authors： Sedghi A,Pesteie M,Javadi G,Azizi S,Yan P,Kwak JT,Xu S,Turkbey B,Choyke P,Pinto P,Wood B,Rohling R,Abolmaesumi P,Mousavi P

更新日期：2019-06-01 00:00:00

abstract：PURPOSE:Knee arthroscopy suffers from a lack of depth information and easy occlusion of the visual field. To solve these limitations, we propose an arthroscopic navigation system based on self-positioning technology, with the guidance of virtual-vision views. This system can work without any external tracking devices o...

journal_title：International journal of computer assisted radiology and surgery

authors： Ma C,Cui X,Chen F,Ma L,Xin S,Liao H

更新日期：2020-03-01 00:00:00

abstract：PURPOSE:Most evaluations of surgical workflow or surgeon skill use simple, descriptive statistics (e.g., time) across whole procedures, thereby deemphasizing critical steps and potentially obscuring critical inefficiencies or skill deficiencies. In this work, we examine off-line, temporal clustering methods that chunk ...

journal_title：International journal of computer assisted radiology and surgery

authors： French A,Lendvay TS,Sweet RM,Kowalewski TM

更新日期：2017-07-01 00:00:00

abstract：PURPOSE:Realistic modelling of soft tissue biomechanics and mechanical interactions between tissues is an important part of biomechanically-informed surgical image-guidance and surgical simulation. This submission details a contact-modelling pipeline suitable for implementation in explicit matrix-free FEM solvers. Whil...

journal_title：International journal of computer assisted radiology and surgery

authors： Johnsen SF,Taylor ZA,Han L,Hu Y,Clarkson MJ,Hawkes DJ,Ourselin S

更新日期：2015-11-01 00:00:00

abstract：PURPOSE:Ultrasound acquisitions are typically affected by deformations due to the pressure applied onto the contact surface. While a certain amount of pressure is necessary to ensure good acoustic coupling and visibility of the anatomy under examination, the caused deformations hinder accurate localization and geometri...

journal_title：International journal of computer assisted radiology and surgery

authors： Virga S,Göbl R,Baust M,Navab N,Hennersperger C

更新日期：2018-05-01 00:00:00

abstract：PURPOSE:Patient-specific biomedical modeling of the breast is of interest for medical applications such as image registration, image guided procedures and the alignment for biopsy or surgery purposes. The computation of elastic properties is essential to simulate deformations in a realistic way. This study presents an ...

journal_title：International journal of computer assisted radiology and surgery

authors： Groenhuis V,Visentin F,Siepel FJ,Maris BM,Dall'alba D,Fiorini P,Stramigioli S

更新日期：2018-10-01 00:00:00

abstract：PURPOSE:Although new techniques and prostheses have been introduced in ventral hernia surgery, abdominal hernia repair still presents complications, such as recurrence, pain, and discomfort. Thus, this work implements a computational method aimed at evaluating biomechanical aspects of the abdominal hernia laparoscopic ...

journal_title：International journal of computer assisted radiology and surgery

authors： Todros S,Pachera P,Baldan N,Pavan PG,Pianigiani S,Merigliano S,Natali AN

更新日期：2018-01-01 00:00:00

abstract：PURPOSE:In image-guided surgery for glioma removal, neurosurgeons usually plan the resection on images acquired before surgery and use them for guidance during the subsequent intervention. However, after the surgical procedure has begun, the preplanning images become unreliable due to the brain shift phenomenon, caused...

journal_title：International journal of computer assisted radiology and surgery

authors： Canalini L,Klein J,Miller D,Kikinis R

更新日期：2019-10-01 00:00:00

abstract：PURPOSE:This paper proposes a method to predict the deflection of a flexible needle inserted into soft tissue based on the observation of deflection at a single point along the needle shaft. METHODS:We model the needle-tissue as a discretized structure composed of several virtual, weightless, rigid links connected by ...

journal_title：International journal of computer assisted radiology and surgery

authors： Rossa C,Sloboda R,Usmani N,Tavakoli M

更新日期：2016-07-01 00:00:00

abstract：PURPOSE:Multimodality mammography using conventional 2D mammography and dynamic contrast-enhanced 3D magnetic resonance imaging (DCE-MRI) is frequently performed for breast cancer detection and diagnosis. Combination of both imaging modalities requires superimposition of corresponding structures in mammograms and MR im...

journal_title：International journal of computer assisted radiology and surgery

authors： Krüger J,Ehrhardt J,Bischof A,Handels H

更新日期：2014-05-01 00:00:00

abstract：PURPOSE:Minimally invasive aortic valve replacement (MIAVR) procedures remain more complex and technically challenging compared to conventional full sternotomy surgery. This technique involves a restricted surgical field and a limited workspace, which is, at present, strictly reserved for the most experienced surgeons....

journal_title：International journal of computer assisted radiology and surgery

authors： Li H,Castro M,Haigron P,Verhoye JP,Ruggieri VG

更新日期：2018-08-01 00:00:00

abstract：PURPOSE:Gadolinium-ethoxybenzyl-diethylenetriamine pentaacetic acid (Gd-EOB-DTPA)-enhanced magnetic resonance imaging (MRI) tends to show higher diagnostic accuracy than other modalities. There is a demand for computer-assisted detection (CAD) software for Gd-EOB-DTPA-enhanced MRI. Segmentation with high accuracy is im...

journal_title：International journal of computer assisted radiology and surgery

authors： Takenaga T,Hanaoka S,Nomura Y,Nemoto M,Murata M,Nakao T,Miki S,Yoshikawa T,Hayashi N,Abe O

更新日期：2019-08-01 00:00:00

abstract：PURPOSE:The anterior cruciate ligament tear is a common medical condition that is treated using arthroscopy by pulling a tissue graft through a tunnel opened with a drill. The correct anatomical position and orientation of this tunnel are crucial for knee stability, and drilling an adequate bone tunnel is the most tech...

journal_title：International journal of computer assisted radiology and surgery

authors： Raposo C,Barreto JP,Sousa C,Ribeiro L,Melo R,Oliveira JP,Marques P,Fonseca F,Barrett D

更新日期：2019-09-01 00:00:00

abstract：PURPOSE:Interactive visualization is required to inspect and monitor the automatic segmentation of vessels derived from contrast-enhanced magnetic resonance angiography (CE-MRA). A dual-view visualization scheme consisting of curved planar reformation (CPR) and direct volume rendering (DVR) was developed for this purpo...

journal_title：International journal of computer assisted radiology and surgery

authors： van Schooten BW,van Dijk EM,Suinesiaputra A,Reiber JH

更新日期：2011-09-01 00:00:00

abstract：PURPOSE:Regional infarction identification is important for heart disease diagnosis and management, and myocardial deformation has been shown to be effective for this purpose. Although tagged and strain-encoded MR images can provide such measurements, they are uncommon in clinical routine. On the contrary, cardiac CT i...

journal_title：International journal of computer assisted radiology and surgery

authors： Wong KC,Tee M,Chen M,Bluemke DA,Summers RM,Yao J

更新日期：2016-09-01 00:00:00

abstract：PURPOSE:Despite great advances in medical image segmentation, the accurate and automatic segmentation of endoscopic scenes remains a challenging problem. Two important aspects have to be considered in segmenting an endoscopic scene: (1) noise and clutter due to light reflection and smoke from cutting tissue, and (2) st...

journal_title：International journal of computer assisted radiology and surgery

authors： Nosrati MS,Amir-Khalili A,Peyrat JM,Abinahed J,Al-Alao O,Al-Ansari A,Abugharbieh R,Hamarneh G

更新日期：2016-08-01 00:00:00

abstract：PURPOSE:Nowadays, with the increased diffusion of Cone Beam Computerized Tomography (CBCT) scanners in dental and maxillo-facial practice, 3D cephalometric analysis is emerging. Maxillofacial surgeons and dentists make wide use of cephalometric analysis in diagnosis, surgery and treatment planning. Accuracy and repeata...

journal_title：International journal of computer assisted radiology and surgery

authors： Codari M,Caffini M,Tartaglia GM,Sforza C,Baselli G

更新日期：2017-01-01 00:00:00