Pre-clinical evaluation of an image-guided in-situ Raman spectroscopy navigation system for targeted prostate cancer interventions.

abstract：PURPOSE:We propose a fully automated method for detection and segmentation of the abnormal tissue associated with brain tumour (tumour core and oedema) from Fluid- Attenuated Inversion Recovery (FLAIR) Magnetic Resonance Imaging (MRI). METHODS:The method is based on superpixel technique and classification of each supe...

journal_title：International journal of computer assisted radiology and surgery

authors： Soltaninejad M,Yang G,Lambrou T,Allinson N,Jones TL,Barrick TR,Howe FA,Ye X

更新日期：2017-02-01 00:00:00

abstract：PURPOSE:B-mode ultrasound (B-US) and strain elastography ultrasound (SE-US) images have a potential to distinguish thyroid tumor with different lymph node (LN) status. The purpose of our study is to investigate whether the application of multi-modality images including B-US and SE-US can improve the discriminability of...

journal_title：International journal of computer assisted radiology and surgery

authors： Liu T,Ge X,Yu J,Guo Y,Wang Y,Wang W,Cui L

更新日期：2018-10-01 00:00:00

abstract：PURPOSE:In this paper, we investigate a framework for interactive brain tumor segmentation which, at its core, treats the problem of interactive brain tumor segmentation as a machine learning problem. METHODS:This method has an advantage over typical machine learning methods for this task where generalization is made ...

journal_title：International journal of computer assisted radiology and surgery

authors： Havaei M,Larochelle H,Poulin P,Jodoin PM

更新日期：2016-05-01 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：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:The accurate and automatic localisation of SEEG electrodes is crucial for determining the location of epileptic seizure onset. We propose an algorithm for the automatic segmentation of electrode bolts and contacts that accounts for electrode bending in relation to regional brain anatomy. METHODS:Co-registered ...

journal_title：International journal of computer assisted radiology and surgery

authors： Granados A,Vakharia V,Rodionov R,Schweiger M,Vos SB,O'Keeffe AG,Li K,Wu C,Miserocchi A,McEvoy AW,Clarkson MJ,Duncan JS,Sparks R,Ourselin S

更新日期：2018-06-01 00:00:00

abstract：PURPOSE:The goal of this study was to develop an algorithm that enhances the temporal resolution of two-dimensional color Doppler echocardiography (2D CDE) by reordering all the acquired frames and filtering out the frames corrupted by out-of-plane motion and arrhythmia. METHODS:The algorithm splits original frame seq...

journal_title：International journal of computer assisted radiology and surgery

authors： Terentjev AB,Perrin DP,Settlemier SH,Zurakowski D,Smirnov PO,Del Nido PJ,Shturts IV,Vasilyev NV

更新日期：2019-04-01 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:Detection and segmentation of a brain tumor such as glioblastoma multiforme (GBM) in magnetic resonance (MR) images are often challenging due to its intrinsically heterogeneous signal characteristics. A robust segmentation method for brain tumor MRI scans was developed and tested. METHODS:Simple thresholds and...

journal_title：International journal of computer assisted radiology and surgery

authors： Wu W,Chen AY,Zhao L,Corso JJ

更新日期：2014-03-01 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:Brain tumor patients are usually accompanied by impairments in cognitive functions, and these dysfunctions arise from the altered diffusion tensor of water molecules and disrupted neuronal conduction in white matter. Diffusion tensor imaging (DTI) is a powerful noninvasive imaging technique that can reflect dif...

journal_title：International journal of computer assisted radiology and surgery

authors： Yu Z,Tao L,Qian Z,Wu J,Liu H,Yu Y,Song J,Wang S,Sun J

更新日期：2016-11-01 00:00:00

abstract：PURPOSE:Complications in wound healing after neurosurgical operations occur often due to scarred dehiscence with skin blood perfusion disturbance. The standard imaging method for intraoperative skin perfusion assessment is the invasive indocyanine green video angiography (ICGA). The noninvasive dynamic infrared thermog...

journal_title：International journal of computer assisted radiology and surgery

authors： Rathmann P,Chalopin C,Halama D,Giri P,Meixensberger J,Lindner D

更新日期：2018-03-01 00:00:00

abstract：OBJECTIVE:For planning surgical interventions at the spine affected by osteoporosis, accurate information about the local bone quality in terms of anchorage strength for implants is very important. Based on previous work on automated bone quality assessment on the proximal femur with a completely automated model-based ...

journal_title：International journal of computer assisted radiology and surgery

authors： Leber S,Fritscher KD,Schmoelz W,Schubert R

更新日期：2009-05-01 00:00:00

abstract：PURPOSE:Data augmentation is a common technique to overcome the lack of large annotated databases, a usual situation when applying deep learning to medical imaging problems. Nevertheless, there is no consensus on which transformations to apply for a particular field. This work aims at identifying the effect of differen...

journal_title：International journal of computer assisted radiology and surgery

authors： Sánchez-Peralta LF,Picón A,Sánchez-Margallo FM,Pagador JB

更新日期：2020-12-01 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：OBJECTIVE:Complex oncologic interventions in the liver require an extensive and careful preoperative analysis. Particularly the achievement of an optimal safety margin around tumors remains a difficult task for surgeons. METHODS:We present new methods for evaluating different safety margins and their effect on the ass...

journal_title：International journal of computer assisted radiology and surgery

authors： Hansen C,Zidowitz S,Hindennach M,Schenk A,Hahn H,Peitgen HO

更新日期：2009-09-01 00:00:00

abstract：BACKGROUND:High-intensity focused ultrasound (HIFU) is a promising treatment method for many common cancers, including prostate cancer. Magnetic resonance image (MRI) guidance of HIFU permits targeting and monitoring of therapy. A prototype MRI-compatible positioning device that navigates a HIFU transducer was designed...

journal_title：International journal of computer assisted radiology and surgery

authors： Yiallouras C,Mylonas N,Damianou C

更新日期：2014-07-01 00:00:00

abstract：PURPOSE:Molecular imaging is the visualization and identification of specific molecules in anatomy for insight into metabolic pathways, tissue consistency, and tracing of solute transport mechanisms. This paper presents the Molecular Imaging Data Grid (MIDG) which utilizes emerging grid technologies in preclinical mole...

journal_title：International journal of computer assisted radiology and surgery

authors： Lee J,Documet J,Liu B,Park R,Tank A,Huang HK

更新日期：2011-03-01 00:00:00

abstract：PURPOSE:Lung cancer detection at its initial stages increases the survival chances of patients. Automatic detection of lung nodules facilitates radiologists during the diagnosis. However, there is a challenge of false positives in automated systems which may lead to wrong findings. Precise segmentation facilitates to a...

journal_title：International journal of computer assisted radiology and surgery

authors： Naqi SM,Sharif M,Yasmin M

更新日期：2018-07-01 00:00:00

abstract：PURPOSE:To perform bronchoscopy safely and smoothly, it is very important to develop a bronchoscopic guidance system. Transbronchial lung biopsy (TBLB) with a bronchoscopic guidance system especially should permit safe image-guided procedures. Recently, electromagnetic tracking (EMT) is utilized to track the tip of the...

journal_title：International journal of computer assisted radiology and surgery

authors： Deguchi D,Feuerstein M,Kitasaka T,Suenaga Y,Ide I,Murase H,Imaizumi K,Hasegawa Y,Mori K

更新日期：2012-05-01 00:00:00

abstract：PURPOSE:Preoperative planning is of great importance for transforaminal endoscopic techniques applied in percutaneous endoscopic lumbar discectomy. In this study, a modular preoperative planning software for transforaminal endoscopic surgery was developed and demonstrated. METHODS:The path searching method is based on...

journal_title：International journal of computer assisted radiology and surgery

authors： Chen X,Cheng J,Gu X,Sun Y,Politis C

更新日期：2016-04-01 00:00:00

abstract：PURPOSE:In both structural and functional MRI, there is a need for accurate and reliable automatic segmentation of brain regions. Inconsistent segmentation reduces sensitivity and may bias results in clinical studies. The current study compares the performance of publicly available segmentation tools and their impact o...

journal_title：International journal of computer assisted radiology and surgery

authors： Næss-Schmidt E,Tietze A,Blicher JU,Petersen M,Mikkelsen IK,Coupé P,Manjón JV,Eskildsen SF

更新日期：2016-11-01 00:00:00

abstract：PURPOSE:StereoElectroEncephaloGraphy (SEEG) is done to identify the epileptogenic zone of the brain using several multi-lead electrodes whose positions in the brain are pre-operatively defined. Intracranial hemorrhages due to disruption of blood vessels can cause major complications of this procedure ([Formula: see tex...

journal_title：International journal of computer assisted radiology and surgery

authors： De Momi E,Caborni C,Cardinale F,Casaceli G,Castana L,Cossu M,Mai R,Gozzo F,Francione S,Tassi L,Lo Russo G,Antiga L,Ferrigno G

更新日期：2014-11-01 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:Organ motion due to patient breathing introduces a technical challenge for dosimetry and lung tumor treatment by hadron therapy. Accurate dose distribution estimation requires patient-specific information on tumor position, size, and shape as well as information regarding the material density and stopping power...

journal_title：International journal of computer assisted radiology and surgery

authors： Manescu P,Ladjal H,Azencot J,Beuve M,Testa E,Shariat B

更新日期：2014-05-01 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 interaction with interventional imaging systems within a sterile environment is a challenging task for physicians. Direct physician-machine interaction during an intervention is rather limited because of sterility and workspace restrictions. METHODS:We present a gesture-controlled projection display that e...

journal_title：International journal of computer assisted radiology and surgery

authors： Mewes A,Saalfeld P,Riabikin O,Skalej M,Hansen C

更新日期：2016-01-01 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:Neoadjuvant chemotherapy (NAC) aims to minimize the tumor size before surgery. Predicting response to NAC could reduce toxicity and delays to effective intervention. Computational analysis of dynamic contrast-enhanced magnetic resonance images (DCE-MRI) through deep convolution neural network (CNN) has shown a ...

journal_title：International journal of computer assisted radiology and surgery

authors： El Adoui M,Drisis S,Benjelloun M

更新日期：2020-09-01 00:00:00

abstract：PURPOSE:The development of common ontologies has recently been identified as one of the key challenges in the emerging field of surgical data science (SDS). However, past and existing initiatives in the domain of surgery have mainly been focussing on individual groups and failed to achieve widespread international acce...

journal_title：International journal of computer assisted radiology and surgery

authors： Gibaud B,Forestier G,Feldmann C,Ferrigno G,Gonçalves P,Haidegger T,Julliard C,Katić D,Kenngott H,Maier-Hein L,März K,de Momi E,Nagy DÁ,Nakawala H,Neumann J,Neumuth T,Rojas Balderrama J,Speidel S,Wagner M,Jannin P

更新日期：2018-09-01 00:00:00