Orbital volume analysis: validation of a semi-automatic software segmentation method.

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：PURPOSE:We aimed to investigate the feasibility of predicting invasion carcinoma from ductal carcinoma in situ (DCIS) lesions diagnosed by preoperative core needle biopsy using radiomics signatures, clinical imaging characteristics, and breast imaging reporting and data system (BI-RADS) descriptors on mammography. MET...

journal_title：International journal of computer assisted radiology and surgery

authors： Li J,Song Y,Xu S,Wang J,Huang H,Ma W,Jiang X,Wu Y,Cai H,Li L

更新日期：2019-04-01 00:00:00

abstract：PURPOSE:During needle interventions, successful automated detection of the needle immediately after insertion is necessary to allow the physician identify and correct any misalignment of the needle and the target at early stages, which reduces needle passes and improves health outcomes. METHODS:We present a novel appr...

journal_title：International journal of computer assisted radiology and surgery

authors： Pourtaherian A,Ghazvinian Zanjani F,Zinger S,Mihajlovic N,Ng GC,Korsten HHM,de With PHN

更新日期：2018-09-01 00:00:00

abstract：PURPOSE:The main purpose of this work is to develop, apply, and evaluate an efficient approach for breast density estimation in magnetic resonance imaging data, which contain strong artifacts including intensity inhomogeneities. METHODS:We present a pipeline for breast density estimation, which consists of intensity i...

journal_title：International journal of computer assisted radiology and surgery

authors： Ivanovska T,Jentschke TG,Daboul A,Hegenscheid K,Völzke H,Wörgötter F

更新日期：2019-10-01 00:00:00

abstract：PURPOSE:To develop an image analysis method that can automatically find correlations between a set of plain radiographs and continuous clinical or physiological indicators. METHODS:Knee X-rays taken from the Baltimore Longitudinal Study of Aging are used in this study. The computer analysis method is based on the WND-...

journal_title：International journal of computer assisted radiology and surgery

authors： Shamir L

更新日期：2011-09-01 00:00:00

abstract：PURPOSE:This work presents a new monocular peer-to-peer tracking concept overcoming the distinction between tracking tools and tracked tools for optical navigation systems. A marker model concept based on marker triplets combined with a fast and robust algorithm for assigning image feature points to the corresponding m...

journal_title：International journal of computer assisted radiology and surgery

authors： Strzeletz S,Hazubski S,Moctezuma JL,Hoppe H

更新日期：2020-03-01 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:Facet joint insertion is a common treatment of chronic pain in the back and spine. This procedure is often performed under fluoroscopic guidance, where the staff's repetitive radiation exposure remains an unsolved problem. Robotic ultrasound (rUS) has the potential to reduce or even eliminate the use of radiati...

journal_title：International journal of computer assisted radiology and surgery

authors： Esteban J,Simson W,Requena Witzig S,Rienmüller A,Virga S,Frisch B,Zettinig O,Sakara D,Ryang YM,Navab N,Hennersperger C

更新日期：2018-06-01 00:00:00

abstract：PURPOSE:Planning osteotomies is a task that surgeons do as part of standard surgical workflow. This task, however, becomes more difficult and less intuitive when a robot is tasked with performing the osteotomy. In this study, we aim to provide a new method for surgeons to allow for highly intuitive trajectory planning,...

journal_title：International journal of computer assisted radiology and surgery

authors： Jivraj J,Deorajh R,Lai P,Chen C,Nguyen N,Ramjist J,Yang VXD

更新日期：2019-05-01 00:00:00

abstract：:Purpose The identification of abnormalities that are relatively rare within otherwise normal anatomy is a major challenge for deep learning in the semantic segmentation of medical images. The small number of samples of the minority classes in the training data makes the learning of optimal classification challenging, ...

journal_title：International journal of computer assisted radiology and surgery

authors： Rezaei M,Näppi JJ,Lippert C,Meinel C,Yoshida H

更新日期：2020-11-01 00:00:00

abstract：PURPOSE:The objective of this work is to develop a preoperative reconstruction plate design system for unilateral pelvic and acetabular fracture reduction and internal fixation surgery, using computer graphics and augmented reality (AR) techniques, in order to respect the patient-specific morphology and to reduce surgi...

journal_title：International journal of computer assisted radiology and surgery

authors： Shen F,Chen B,Guo Q,Qi Y,Shen Y

更新日期：2013-03-01 00:00:00

abstract：PURPOSE:Diagnosis of neuromuscular diseases in ultrasonography is a challenging task since experts are often unable to discriminate between healthy and pathological cases. A computer-aided diagnosis (CAD) system for skeletal muscle ultrasonography was developed and tested for myositis detection in ultrasound images of ...

journal_title：International journal of computer assisted radiology and surgery

authors： König T,Steffen J,Rak M,Neumann G,von Rohden L,Tönnies KD

更新日期：2015-09-01 00:00:00

abstract：BACKGROUND:Laparoscopic surgeons require extended experience of cases to overcome the lack of depth perception on a two-dimensional (2D) display. Although a three-dimensional (3D) display was reported to be useful over two decades ago, 3D systems have not been widely used. Recently, we developed a novel 3D dome-shaped ...

journal_title：International journal of computer assisted radiology and surgery

authors： Ohuchida K,Kenmotsu H,Yamamoto A,Sawada K,Hayami T,Morooka K,Hoshino H,Uemura M,Konishi K,Yoshida D,Maeda T,Ieiri S,Tanoue K,Tanaka M,Hashizume M

更新日期：2009-03-01 00:00:00

abstract：BACKGROUND:Brain retraction causes great distortion that limits the accuracy of an image-guided neurosurgery system that uses preoperative images. Therefore, brain retraction correction is an important intraoperative clinical application. METHODS:We used a linear elastic biomechanical model, which deforms based on the...

journal_title：International journal of computer assisted radiology and surgery

authors： Li P,Wang W,Song Z,An Y,Zhang C

更新日期：2014-07-01 00:00:00

abstract：PURPOSE:To assess retrospectively the clinical accuracy of an magnetic resonance imaging-guided robotic prostate biopsy system that has been used in the US National Cancer Institute for over 6 years. METHODS:Series of 2D transverse volumetric MR image slices of the prostate both pre (high-resolution T2-weighted)- and ...

journal_title：International journal of computer assisted radiology and surgery

authors： Xu H,Lasso A,Guion P,Krieger A,Kaushal A,Singh AK,Pinto PA,Coleman J,Grubb RL 3rd,Lattouf JB,Menard C,Whitcomb LL,Fichtinger G

更新日期：2013-11-01 00:00:00

abstract：PURPOSE:The reconstruction of large continuity defects of the mandible is a challenging task, especially when the shape of the missing part is not known prior to operation. Today, the surgical planning is based mainly on visual judgment and the individual skills and experience of the surgeons. The objective of the curr...

journal_title：International journal of computer assisted radiology and surgery

authors： Raith S,Wolff S,Steiner T,Modabber A,Weber M,Hölzle F,Fischer H

更新日期：2017-01-01 00:00:00

abstract：PURPOSE:Accurate and real-time prediction of the lung and lung tumor deformation during respiration are important considerations when performing a peripheral biopsy procedure. However, most existing work focused on offline whole lung simulation using 4D image data, which is not applicable in real-time image-guided biop...

journal_title：International journal of computer assisted radiology and surgery

authors： Chen D,Chen W,Huang L,Feng X,Peters T,Gu L

更新日期：2017-09-01 00:00:00

abstract：PURPOSE:Sustained delivery of regenerative retinal therapies by robotic systems requires intra-operative tracking of the retinal fundus. We propose a supervised deep convolutional neural network to densely predict semantic segmentation and optical flow of the retina as mutually supportive tasks, implicitly inpainting r...

journal_title：International journal of computer assisted radiology and surgery

authors： Ravasio CS,Pissas T,Bloch E,Flores B,Jalali S,Stoyanov D,Cardoso JM,Da Cruz L,Bergeles C

更新日期：2020-05-01 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:In the last decade, there has been a great effort to bring mixed reality (MR) into the operating room to assist surgeons intraoperatively. However, progress towards this goal is still at an early stage. The aim of this paper is to propose a MR visualisation platform which projects multiple imaging modalities to...

journal_title：International journal of computer assisted radiology and surgery

authors： Cartucho J,Shapira D,Ashrafian H,Giannarou S

更新日期：2020-05-01 00:00:00

abstract：PURPOSE:Delayed cerebral ischemia represents a significant cause of poor functional outcome for patients with vasospasm after subarachnoid hemorrhage. We investigated whether delayed cerebral ischemia could be detected by the arterial opacification of internal carotid artery at the level of the skull base. METHODS:In ...

journal_title：International journal of computer assisted radiology and surgery

authors： Ognard J,Cheddad El Aouni M,Dissaux B,Jomaah R,Rousseau PY,Burdin V,Ben Salem D,Gentric JC

更新日期：2020-12-01 00:00:00

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:Cardiac strain calculated from tagged magnetic resonance (MR) images provides clinicians information about abnormalities of heart-wall motion in patients. It is important to develop an accurate method to determine the cardiac strain efficiently. An adaptive windowed harmonic phase (AWHARP) method is proposed fo...

journal_title：International journal of computer assisted radiology and surgery

authors： Fu YB,Chui CK,Teo CL

更新日期：2013-01-01 00:00:00

abstract：PURPOSE:This article investigates the current state of the art of the use of auditory display in image-guided medical interventions. Auditory display is a means of conveying information using sound, and we review the use of this approach to support navigated interventions. We discuss the benefits and drawbacks of publi...

journal_title：International journal of computer assisted radiology and surgery

authors： Black D,Hansen C,Nabavi A,Kikinis R,Hahn H

更新日期：2017-10-01 00:00:00

abstract：PURPOSE:Evaluation of circulating blood volume is important in assessing the status of patients. Although some studies have suggested that ultrasound images of the internal jugular vein (IJV) can be used for the analysis of circulating blood volume, accurate extraction of IJV is necessary to reduce errors. Therefore, t...

journal_title：International journal of computer assisted radiology and surgery

authors： Qian K,Ando T,Nakamura K,Liao H,Kobayashi E,Yahagi N,Sakuma I

更新日期：2014-03-01 00:00:00

abstract：PURPOSE:The purpose of the present study is to apply kinetic analysis to investigate exercise-related changes in the metabolism of the skeletal muscle of the rat hindlimb by [[Formula: see text]]acetate positron emission tomography and computed tomography (PET/CT). METHODS:Contractions were induced in Wistar rats' lef...

journal_title：International journal of computer assisted radiology and surgery

authors： Trombella S,García D,Colin DJ,Germain S,Seimbille Y,Ratib O

更新日期：2016-05-01 00:00:00

abstract：PURPOSE:A frequently mentioned lack of teleoperated surgical robots is the lack of haptic feedback. Haptics are not only able to mirror force information from the situs, but also to provide spatial guidance according to a surgical plan. However, superposition of the two haptic information can lead to overlapping and ma...

journal_title：International journal of computer assisted radiology and surgery

authors： Schleer P,Kaiser P,Drobinsky S,Radermacher K

更新日期：2020-03-01 00:00:00

abstract：PURPOSE:An optoelectronic surgical navigation system was used to detect small but measurable translational motion of human hip cadavers in high-range passive motions. Kinematic data were also examined to demonstrate the role of soft tissues in constraining hip translation. METHODS:Twelve cadaver hips were scanned usin...

journal_title：International journal of computer assisted radiology and surgery

authors： Zakani S,Rudan JF,Ellis RE

更新日期：2017-08-01 00:00:00

abstract：PURPOSE:Segmenting the cardiac ventricles in magnetic resonance (MR) images is required for cardiac function assessment. Numerous segmentation methods have been developed and applied to MR ventriculography. Quantitative validation of these segmentation methods with ground truth is needed prior to clinical use, but requ...

journal_title：International journal of computer assisted radiology and surgery

authors： Grosgeorge D,Petitjean C,Caudron J,Fares J,Dacher JN

更新日期：2011-09-01 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