Cost-effective, personalized, 3D-printed liver model for preoperative planning before laparoscopic liver hemihepatectomy for colorectal cancer metastases.

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: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:To evaluate the effect of image registration on the diagnostic performance of transfer learning (TL) using pretrained convolutional neural networks (CNNs) and three-phasic dynamic contrast-enhanced computed tomography (DCE-CT) for primary liver cancers. METHODS:We retrospectively evaluated 215 consecutive pati...

journal_title：International journal of computer assisted radiology and surgery

authors： Yamada A,Oyama K,Fujita S,Yoshizawa E,Ichinohe F,Komatsu D,Fujinaga Y

更新日期：2019-08-01 00:00:00

abstract：PURPOSE:When we register diffusion tensor tractography (DTT) to anatomical images such as fast imaging employing steady-state acquisition (FIESTA), we register the B0 image to FIESTA. Precise registration of the DTT B0 image to FIESTA is possible with non-rigid registration compared to rigid registration, although the ...

journal_title：International journal of computer assisted radiology and surgery

authors： Yoshino M,Kin T,Saito T,Nakagawa D,Nakatomi H,Kunimatsu A,Oyama H,Saito N

更新日期：2013-08-20 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:Image registration lies in the core of augmented reality (AR), which aligns the virtual scene with the reality. In AR surgical navigation, the performance of image registration is vital to the surgical outcome. METHODS:This paper presents a practical marker-less image registration method for AR-guided oral ...

journal_title：International journal of computer assisted radiology and surgery

authors： Wang J,Shen Y,Yang S

更新日期：2019-05-01 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: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:Transrectal ultrasound (TRUS) image guidance is the standard of care for diagnostic and therapeutic interventions in prostate cancer (PCa) patients, but can lead to high false-negative rates, compromising downstream effectiveness of therapeutic choices. A promising approach to improve in-situ detection of PCa l...

journal_title：International journal of computer assisted radiology and surgery

authors： Shams R,Picot F,Grajales D,Sheehy G,Dallaire F,Birlea M,Saad F,Trudel D,Menard C,Leblond F,Kadoury S

更新日期：2020-05-01 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: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: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：OBJECTIVES:Image-guided otological surgeries require minimal invasiveness and high accuracy, and these two factors usually compete with each other. Our recently developed registration method, called the STAMP method, showed minimal invasiveness with accuracy comparable to that of the current more invasive registration ...

journal_title：International journal of computer assisted radiology and surgery

authors： Oka M,Cho B,Matsumoto N,Hong J,Jinnouchi M,Ouchida R,Komune S,Hashizume M

更新日期：2014-01-01 00:00:00

abstract：PURPOSE:Periacetabular osteotomies are a family of surgical procedures used to treat hip dysplasia. In a periacetabular osteotomy, the operating surgeon aims to increase acetabular coverage of the femoral head. The surgical correction has mechanical goals of increasing the stability of the joint and to improving the pr...

journal_title：International journal of computer assisted radiology and surgery

authors： Rasquinha BJ,Sayani J,Rudan JF,Wood GC,Ellis RE

更新日期：2012-03-01 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：PURPOSE:Patient-specific quantitative assessments of muscle mass and biomechanical musculoskeletal simulations require segmentation of the muscles from medical images. The objective of this work is to automate muscle segmentation from CT data of the hip and thigh. METHOD:We propose a hierarchical multi-atlas method in...

journal_title：International journal of computer assisted radiology and surgery

authors： Yokota F,Otake Y,Takao M,Ogawa T,Okada T,Sugano N,Sato Y

更新日期：2018-07-01 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:Surgical phase recognition using sensor data is challenging due to high variation in patient anatomy and surgeon-specific operating styles. Segmenting surgical procedures into constituent phases is of significant utility for resident training, education, self-review, and context-aware operating room technologie...

journal_title：International journal of computer assisted radiology and surgery

authors： Malpani A,Lea C,Chen CC,Hager GD

更新日期：2016-06-01 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: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:Non-invasive imaging assessment of cardiac function is important in cardiovascular disease diagnosis, especially for evaluation of local cardiac motion. Tagged cardiac MRI has been developed for this purpose, but evaluation of the results requires quantification and automation. METHODS:Two methods utilizing ac...

journal_title：International journal of computer assisted radiology and surgery

authors： Histace A,Portefaix C,Matuszewski B

更新日期：2011-03-01 00:00:00

abstract：PURPOSE:Image-guided surgery systems are limited by registration error, so practical and effective methods to improve accuracy are necessary. A projection point-based method for reducing the surface registration error in image-guided surgery was developed and tested. METHODS:Checkerboard patterns are projected on visi...

journal_title：International journal of computer assisted radiology and surgery

authors： Serej ND,Ahmadian A,Mohagheghi S,Sadrehosseini SM

更新日期：2015-05-01 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: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:Development and evaluation of an effective attachment device for a bilateral brain tumor resection robotic surgery system based on the sensory performance of the human index finger in order to precisely detect gripping- and pulling-force feedback. METHODS:First, a basic test was conducted to investigate the pe...

journal_title：International journal of computer assisted radiology and surgery

authors： Chinbe H,Yoneyama T,Watanabe T,Miyashita K,Nakada M

更新日期：2018-01-01 00:00:00

abstract：PURPOSE:Accurate needle tracking provides essential information for MRI-guided percutaneous interventions. Passive needle tracking using MR images is challenged by variations of the needle-induced signal void feature in different situations. This work aimed to develop an automatic needle tracking algorithm for MRI-guid...

journal_title：International journal of computer assisted radiology and surgery

authors： Li X,Young AS,Raman SS,Lu DS,Lee YH,Tsao TC,Wu HH

更新日期：2020-10-01 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: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:Thermotherapy is a clinical procedure which delivers thermal energy to a target, and it has been applied for various medical treatments. Temperature monitoring during thermotherapy is important to achieve precise and reproducible results. Medical ultrasound can be used for thermal monitoring and is an attractiv...

journal_title：International journal of computer assisted radiology and surgery

authors： Kim Y,Audigier C,Ziegle J,Friebe M,Boctor EM

更新日期：2018-06-01 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