Filters








1,798 Hits in 7.7 sec

Episode Classification for the Analysis of Tissue/Instrument Interaction with Multiple Visual Cues [chapter]

Benny P. L. Lo, Ara Darzi, Guang-Zhong Yang
2003 Lecture Notes in Computer Science  
This paper presents a practical framework for the detection of instrument/tissue interaction from MIS video sequences by incorporating multiple visual cues.  ...  The assessment of surgical skills for Minimally Invasive Surgery (MIS) has traditionally been conducted with visual observation and objective scoring.  ...  Introduction Endoscopy, including bronchoscopy and laparoscopy, is the most common procedure in Minimal Invasive Surgery (MIS).  ... 
doi:10.1007/978-3-540-39899-8_29 fatcat:kejebrm4wzbnth4tkreawlp3ja

A Review on Deep Learning in Minimally Invasive Surgery

Irene Rivas-Blanco, Carlos J. Perez-Del-Pulgar, Isabel Garcia-Morales, Victor F. Munoz
2021 IEEE Access  
In the last five years, deep learning has attracted great interest in computer-assisted systems for Minimally Invasive Surgery.  ...  The objective of this work is to provide readers a survey on deep learning models applied to minimally invasive surgery, identifying the different architectures used depending on the application, the results  ...  INTRODUCTION Minimal invasive surgery (MIS), or laparoscopic surgery, has become the common practice in many surgical interventions with high benefits for patients.  ... 
doi:10.1109/access.2021.3068852 fatcat:gfpghqfptzdktlody5z263cdju

TraSeTR: Track-to-Segment Transformer with Contrastive Query for Instance-level Instrument Segmentation in Robotic Surgery [article]

Zixu Zhao, Yueming Jin, Pheng-Ann Heng
2022 arXiv   pre-print
Surgical instrument segmentation -- in general a pixel classification task -- is fundamentally crucial for promoting cognitive intelligence in robot-assisted surgery (RAS).  ...  The effectiveness of our method is demonstrated with state-of-the-art instrument type segmentation results on three public datasets, including two RAS benchmarks from EndoVis Challenges and one cataract  ...  [21] , optical flows [15] , and motion flows [16] .  ... 
arXiv:2202.08453v1 fatcat:fo5ozwckmzcrrnuzg42rdfg62e

Visual Odometry in Stereo Endoscopy by Using PEaRL to Handle Partial Scene Deformation [chapter]

Miguel Lourenço, Danail Stoyanov, João P. Barreto
2014 Lecture Notes in Computer Science  
This can be performed using the image data itself, however, despite of the mature state of structurefrom-motion techniques, their application in minimally invasive surgery remains a challenging problem  ...  In this paper, we propose a method for recovering the camera motion of stereo endoscopes through a multi-model fitting approach which segments rigid and non-rigid structures at the surgical site.  ...  For example motion and anatomical deformation due to instrument interactions cannot be reliably modelled prior to surgery and significant practical challenges remain for robust SfM in MIS.  ... 
doi:10.1007/978-3-319-10437-9_4 fatcat:czx7puackzalvflmso3izmb3ga

The Advances in Computer Vision That Are Enabling More Autonomous Actions in Surgery: A Systematic Review of the Literature

Andrew A. Gumbs, Vincent Grasso, Nicolas Bourdel, Roland Croner, Gaya Spolverato, Isabella Frigerio, Alfredo Illanes, Mohammad Abu Hilal, Adrian Park, Eyad Elyan
2022 Sensors  
Additionally, non-visual forms of data that can aid computerized robots in the performance of more autonomous actions, such as instrument priors and audio haptics, will also be highlighted.  ...  It is a follow-up article to one that we previously published in Sensors entitled, "Artificial Intelligence Surgery: How Do We Get to Autonomous Actions in Surgery?"  ...  In addition to analyzing pixel data, computers can also incorporate non-visual data such as motion analysis and instrument priors.  ... 
doi:10.3390/s22134918 pmid:35808408 pmcid:PMC9269548 fatcat:l5zewd42obhp5hzj3dw2enpdvy

Content-based processing and analysis of endoscopic images and videos: A survey

Bernd Münzer, Klaus Schoeffmann, Laszlo Böszörmenyi
2017 Multimedia tools and applications  
In recent years, digital endoscopy has established as key technology for medical screenings and minimally invasive surgery.  ...  videos that need to be addressed in a pre-processing step, and (3) to systematically bring together the very diverse research results for the first time to provide a broader overview of related research  ...  Introduction In the last decades, medical endoscopy has emerged as key technology for minimally-invasive examinations in numerous body regions and for minimally-invasive surgery in the abdomen, joints  ... 
doi:10.1007/s11042-016-4219-z fatcat:zuqeagbwzrhpfeuk7k2ucay66e

E-DSSR: Efficient Dynamic Surgical Scene Reconstruction with Transformer-based Stereoscopic Depth Perception [article]

Yonghao Long, Zhaoshuo Li, Chi Hang Yee, Chi Fai Ng, Russell H. Taylor, Mathias Unberath, Qi Dou
2021 arXiv   pre-print
However, these assumptions are not always satisfied in minimal invasive robotic surgeries.  ...  Reconstructing the scene of robotic surgery from the stereo endoscopic video is an important and promising topic in surgical data science, which potentially supports many applications such as surgical  ...  Introduction Reconstructing the surgical scene from stereo endoscopic video in robotic-assisted minimally invasive surgeries (MIS) is an important topic as it is central to downstream tasks.  ... 
arXiv:2107.00229v1 fatcat:5eqv5wguvvfbnilp2vqc5rprsa

From medical images to minimally invasive intervention: Computer assistance for robotic surgery

Su-Lin Lee, Mirna Lerotic, Valentina Vitiello, Stamatia Giannarou, Ka-Wai Kwok, Marco Visentini-Scarzanella, Guang-Zhong Yang
2010 Computerized Medical Imaging and Graphics  
5 6 7 surgery 24 a b s t r a c t Minimally invasive surgery has been established as an important way forward in surgery for reducing patient trauma and hospitalization with improved prognosis.  ...  Some of the recent trends are discussed in terms of instrument design and the usage of dynamic active constraints and human-robot perceptual docking for robotic assisted minimally invasive surgery.  ...  From medical images to minimally invasive intervention: Computer assistance for robotic surgery.  ... 
doi:10.1016/j.compmedimag.2009.07.007 pmid:19699056 fatcat:bby32m73fjev3hd6ns55m4mvde

Video-based 3D reconstruction, laparoscope localization and deformation recovery for abdominal minimally invasive surgery: a survey

Bingxiong Lin, Yu Sun, Xiaoning Qian, Dmitry Goldgof, Richard Gitlin, Yuncheng You
2015 International Journal of Medical Robotics and Computer Assisted Surgery  
minimally invasive surgery (MIS).  ...  The intra-operative three-dimensional (3D) structure of tissue organs and laparoscope motion are the basis for many tasks in computerassisted surgery (CAS), such as safe surgical navigation and registration  ...  Conflict of interest The authors have stated explicitly that there are no conflict of interest in connection with this article.  ... 
doi:10.1002/rcs.1661 pmid:25931190 fatcat:mlbmwiklmrcmjojendit3ve3qu

3-D Pose Estimation of Articulated Instruments in Robotic Minimally Invasive Surgery

M. Allan, S. Ourselin, D. J. Hawkes, J. D. Kelly, D. Stoyanov
2018 IEEE Transactions on Medical Imaging  
Estimating the 3D pose of instruments is an important part of robotic minimally invasive surgery (RMIS) for automation of basic procedures as well as providing safety features such as virtual fixtures.  ...  In this work we extend our recent work in estimating rigid 3D pose with silhouette and optical flow based features to incorporate the articulated degrees of freedom (DOF) of robotic instruments within  ...  We could in principal detect this motion with optical flow and reinitialize the model from the segmentation boundary once the camera motion ceases.  ... 
doi:10.1109/tmi.2018.2794439 pmid:29727283 fatcat:ob73nghd6vfwnchrhlipxy6mra

Unsupervised Surgical Instrument Segmentation via Anchor Generation and Semantic Diffusion [article]

Daochang Liu, Yuhui Wei, Tingting Jiang, Yizhou Wang, Rulin Miao, Fei Shan, Ziyu Li
2020 arXiv   pre-print
Surgical instrument segmentation is a key component in developing context-aware operating rooms.  ...  In the experiments on the binary instrument segmentation task of the 2017 MICCAI EndoVis Robotic Instrument Segmentation Challenge dataset, the proposed method achieves 0.71 IoU and 0.81 Dice score without  ...  Thank Boshuo Wang for making the video demo.  ... 
arXiv:2008.11946v1 fatcat:5jirbaiv7vcwdowjjv2q6twacm

Automatic segmentation of occluded vasculature via pulsatile motion analysis in endoscopic robot-assisted partial nephrectomy video

Alborz Amir-Khalili, Ghassan Hamarneh, Jean-Marc Peyrat, Julien Abinahed, Osama Al-Alao, Abdulla Al-Ansari, Rafeef Abugharbieh
2015 Medical Image Analysis  
solution for time-critical surgical applications by presenting quantitative and qualitative performance evaluations of our vessel detection algorithms with a retrospective study of fifteen clinical robot-assisted  ...  Hilar dissection is an important and delicate stage in partial nephrectomy, during which surgeons remove connective tissue surrounding renal vasculature.  ...  may compromise the visibility of surgical margins or even result in a conversion from a minimally invasive to an open intervention.  ... 
doi:10.1016/j.media.2015.04.010 pmid:25977157 fatcat:5pv7fd4nd5czrbppqfhufsohvm

Vision-based and marker-less surgical tool detection and tracking: a review of the literature

David Bouget, Max Allan, Danail Stoyanov, Pierre Jannin
2017 Medical Image Analysis  
In recent years, tremendous progress has been made in surgical practice for example with Minimally Invasive Surgery (MIS).  ...  The papers included in the review were selected through PubMed and Google Scholar searches using the keywords: "surgical tool detection", "surgical tool tracking", "surgical instrument detection" and "  ...  For minimally invasive surgeries, the knowledge of the instrument insertion point in the cavity greatly constraints the search space to a limited beam.  ... 
doi:10.1016/j.media.2016.09.003 pmid:27744253 fatcat:ertyp274bvdxrjumxsvmd5mqau

Imaging for Minimally Invasive Surgery

Jan Gunnar Skogås, Hans Olav Myhre, Asbjørn Ødegård, Gabriel Kiss
2016 Surgical Science  
The article will review the activity related to minimally invasive procedures at the Operating Rooms of the Future (FOR) at St. Olavs Hospital, University Hospital of Trondheim, Norway.  ...  The successful outcome of any minimally invasive procedure is highly dependent on the imaging chain, as the medical team has to rely on indirect visualization of the surgical field during the entire procedure  ...  Computer assisted navigation tools are a pre-requisite for minimally invasive surgery in the ENT unit.  ... 
doi:10.4236/ss.2016.78048 fatcat:o6xy5xel3vcybdfh7krda4mgqa

Three-Dimensional Tissue Deformation Recovery and Tracking

Peter Mountney, Danail Stoyanov, Guang-Zhong Yang
2010 IEEE Signal Processing Magazine  
Recent advances in surgical robotics have provided a platform for extending the current capabilities of minimally invasive surgery by incorporating both pre-operative and intra-operative imaging data.  ...  Index Terms-image-guidance, robotic assisted minimally invasive surgery, 3D deformation recovery. Fig. 2.  ...  Solid state cameras and fibre optic devices have made Minimally Invasive Surgery (MIS) a reality.  ... 
doi:10.1109/msp.2010.936728 fatcat:2zzk2rfsbbc6jck6j3jkkztzo4
« Previous Showing results 1 — 15 out of 1,798 results