Filters








965 Hits in 6.3 sec

Evaluation of Three-dimensional Printing Assisted Laparoscopic Cryoablation of Small Renal Tumors: A Preliminary Report

Cao Jian, Zhu Shuai, Ye Mingji, Liu Kan, Liu Zhizhong, Han Weiqing, Xie Yu
2020 Urology Journal  
The results showed no abnormal reinforcing signals in cryoablation treated areas. 3D printing technology assisted laparoscopic cryoablation is a feasible method to treat renal tumors, which maybe a better  ...  This study aimed to explore the security and feasibility of three-dimensional(3D) printing technology assisted laparoscopic cryoablation to treat small renal tumors. 4 patients recruited from April 2016  ...  ACKNOWLEDGEMENTS We thank all the patients participated in this study.  ... 
doi:10.22037/uj.v0i0.5541 pmid:32309871 fatcat:ry2nhnxlxbb53dxwd7kkfbyaaa

Towards real-time remote processing of laparoscopic video

Zahra Ronaghi, Edward B. Duffy, David M. Kwartowitz, Robert J. Webster, Ziv R. Yaniv
2015 Medical Imaging 2015: Image-Guided Procedures, Robotic Interventions, and Modeling  
Image-guided surgery (IGS) uses pre-operative and intra-operative images to map subsurface structures and can reduce the limitations of laparoscopic surgery.  ...  The ability to acquire, process, and visualize data in real time is essential for the performance of complex tasks as well as minimizing risk to the patient.  ...  Discussion and Conclusions In the field of computer assisted-surgery, particularly in image-guided surgery the ability to acquire, process, render, and visualize data in real-time is essential for performance  ... 
doi:10.1117/12.2082224 dblp:conf/miigp/RonaghiDK15 fatcat:aydfqqb4cngspc3tc4wzq7xe3m

3D Surface Reconstruction of Organs Using Patient-Specific Shape Priors in Robot-Assisted Laparoscopic Surgery [chapter]

Alborz Amir-Khalili, Jean-Marc Peyrat, Ghassan Hamarneh, Rafeef Abugharbieh
2013 Lecture Notes in Computer Science  
With the advent of robot-assisted laparoscopic surgery (RALS), intra-operative stereo endoscopy is becoming a ubiquitous imaging modality in abdominal interventions.  ...  Finally, we verify the clinical potential of the proposed method in the context of abdominal surgery in a phantom study of an ex vivo lamb kidney.  ...  Osama Al-Alao for their assistance with the data acquisition. This publication was made possible by NPRP Grant from the Qatar National Research Fund (a member of the Qatar Foundation).  ... 
doi:10.1007/978-3-642-41083-3_21 fatcat:o7omv3ruwjfwhj2afzc7fntdzq

Modified Laparoscopic Nephron-Sparing Surgery for Large Renal Hilar Angiomyolipoma: Dual-Center Experience

ZeSong Yang, Fang Wang, Deng Lin, Qiuyan Li, Yun Hong, Minxiong Hu, Dahong Zhang, Liefu Ye
2022 Frontiers in Surgery  
ObjectiveThe aim of this study is to evaluate a potential successful strategy for treating large renal hilar angiomyolipoma (RHAML) during the procedure of laparoscopic nephron-sparing surgery (NSS).MethodsThe  ...  Three months later, all patients returned to the hospital to check their postoperative recovery by reviewing the computed tomography urography (CTU) image.  ...  Computed tomography urography (CTU) images were acquired for all study patients.  ... 
doi:10.3389/fsurg.2022.901033 fatcat:lsawdepe5vfolnr3nh5rynb34a

Three surgical planes identified in laparoscopic complete mesocolic excision for right-sided colon cancer

Da-Jian Zhu, Xiao-Wu Chen, Man-Zhao OuYang, Yan Lu
2015 World Journal of Surgical Oncology  
However, manifestation of the surgical plane during laparoscopic complete mesocolic excision versus in computed tomography images remains to be examined.  ...  Results: In 44 right-sided colon cancer patients, the surgical plane for laparoscopic complete mesocolic excision was found to be composed of three surgical planes that were identified by computed tomography  ...  the CT imaging reconstruction and invasion was not noted in the laparoscopic surgery observations, while in the second case, invasion of the surgical plane was not detected in the CT imaging reconstruction  ... 
doi:10.1186/s12957-015-0758-4 pmid:26754140 pmcid:PMC4709915 fatcat:4blbhnmcevhgzgml7uo6zsupiq

Automatic Labelling of Tumourous Frames in Free-Hand Laparoscopic Ultrasound Video [chapter]

Jeremy Kawahara, Jean-Marc Peyrat, Julien Abinahed, Osama Al-Alao, Abdulla Al-Ansari, Rafeef Abugharbieh, Ghassan Hamarneh
2014 Lecture Notes in Computer Science  
To address these challenges, we present the first fully automatic method to detect the presence of kidney tumour in free-hand laparoscopic ultrasound sequences that nears real-time processing.  ...  Laparoscopic ultrasound (US) is often used during partial nephrectomy surgeries to identify tumour boundaries within the kidney.  ...  Nosrati for their assistance with data acquisition and helpful feedback.  ... 
doi:10.1007/978-3-319-10470-6_84 fatcat:5ctm45ojgncqnmwejwebth2r3i

Laparoscopic Heminephrectomy in Horseshoe kidney: single-center experience of four cases

Shashank Agrawal, Anshul Agrawal, Abhishek G. Singh, Ravindra B. Sabnis, Mahesh R. Desai
2022 African Journal of Urology  
Methods Retrospective data were analyzed for four cases of laparoscopic heminephrectomy for nonfunctioning moiety in HSK operated between 2012 and 2020.  ...  Conventionally heminephrectomy is done by open technique; however, in the era of minimally invasive surgery, laparoscopic heminephrectomy in HSK has been described.  ...  Laparoscopic surgery was performed via transperitoneal approach in all cases. Case 1 A 30-year-old married female presented with right flank pain for past 2.5 months.  ... 
doi:10.1186/s12301-022-00284-9 fatcat:ixofbrprurdq5erdjf77hfqkb4

Efficacy Evaluation of 64-Slice Spiral Computed Tomography Images in Laparoscopic-Assisted Distal Gastrectomy for Gastric Cancer under the Reconstruction Algorithm

Weiguang Yu, Xing Li, Hongbo Zhou, Yang Zhang, Zhiguo Sun, M. Pallikonda Rajasekaran
2022 Contrast Media & Molecular Imaging  
This study was aimed to analyze the application value of the filtered back-projection (FBP) reconstruction algorithm of computed tomography (CT) images in laparoscopic-assisted distal gastrectomy.  ...  The FBP reconstruction algorithm showed a good reconstruction effect on CT images of gastric cancer; CT images based on this algorithm helped to formulate targeted surgical treatment plans for gastric  ...  in laparoscopic-assisted distal gastrectomy for gastric cancer is of a high application value.  ... 
doi:10.1155/2022/2464640 fatcat:hawz55sf55agvk7u6xozgqvuui

Multimodal Imaging and Detection Strategy With 124 I-Labeled Chimeric Monoclonal Antibody cG250 for Accurate Localization and Confirmation of Extent of Disease During Laparoscopic and Open Surgical Resection of Clear Cell Renal Cell Carcinoma

Stephen P. Povoski, Nathan C. Hall, Douglas A. Murrey, David S. Sharp, Charles L. Hitchcock, Cathy M. Mojzisik, Eamonn E. Bahnson, Michael V. Knopp, Edward W. Martin, Robert R. Bahnson
2012 Surgical Innovation  
and confirmation of extent of disease for both laparoscopic and open surgical resection of ccRCC.  ...  This study describes an innovative multimodal imaging and detection strategy that uses 124 I-labeled chimeric monoclonal antibody G250 ( 124 I-cG250) for accurate preoperative and intraoperative localization  ...  Meeks of The Ohio State University Medical Center (OSUMC) Radiology 3D Lab for her assistance with CT 3D image reconstruction, used to portray selected images in Figure Funding The authors disclosed  ... 
doi:10.1177/1553350612438416 pmid:22455975 pmcid:PMC3758170 fatcat:36undu34trbvlkotayudvngarq

Robot-assisted laparoscopic partial nephrectomy is a safe and effective option for clinical T2 renal cell carcinoma: a case-series from single-institution

Gongwei Long, Man Liu, Yucong Zhang, Guoliang Sun, Wei Ouyang, Jun Yang, Zhihua Wang, Zheng Liu, Wei Guan, Zhiquan Hu, Shaogang Wang, Heng Li
2020 Translational Cancer Research  
Robot-assisted laparoscopic partial nephrectomy (RAPN) is increasingly used in the treatment of complex renal tumors, but it is still not commonly performed for T2 renal tumors and the reports of RAPN  ...  The ischemia time seemed shorter in RAPN group but did not reach statistical significance (median 20.0 vs. 25.5 min, P=0.118). Except for blood transfusions, no other major complication was detected.  ...  imaging data were unavailable.  ... 
doi:10.21037/tcr-20-2324 pmid:35117318 pmcid:PMC8798940 fatcat:ji5wtojehbabvevdcp6cwlssx4

The surgical care practitioner – Assisting, not competing with, the experienced registrar as part of modular training for open radical retropubic-prostatectomy

James Osborne, Jaspal Phull, Jim Wilson, Adam Carter
2012 International Journal of Surgery  
However, little evidence exists for whether the understanding experience of patients reflects the perceptions of healthcare professionals.  ...  Our data supports using the SCP as an experienced first assistant to the experienced SpR for training. 0723: SURGICAL OUTCOMES OF NEPHRON SPARING SURGERY FOR RENAL TUMOURS Anna Mainwaring, Ninaad Awsare  ...  kidney.  ... 
doi:10.1016/j.ijsu.2012.06.522 fatcat:2vgoitavfnapfn73mva5jruedy

A novel method for texture-mapping conoscopic surfaces for minimally invasive image-guided kidney surgery

Rowena Ong, Courtenay L. Glisson, Jessica Burgner-Kahrs, Amber Simpson, Andrei Danilchenko, Ray Lathrop, S. Duke Herrell, Robert J. Webster, Michael Miga, Robert L. Galloway
2016 International Journal of Computer Assisted Radiology and Surgery  
Since our methods use two distinct data sources we test for spatial accuracy and characterize temporal effects in phantoms, ex vivo porcine and human kidneys.  ...  Purpose-Organ-level registration is critical to image-guided therapy in soft tissue. This is especially important in organs such as the kidney which can freely move.  ...  Acknowledgments This work is funded in part by the National Institutes of Health: Grant R01 CA162477 from the National Cancer Institute, R01 NS049251 of the National Institute for Neurological Disorders  ... 
doi:10.1007/s11548-015-1339-2 pmid:26758889 pmcid:PMC4942405 fatcat:2aqjlz2s7vaprprcwervqg3bvu

Detection of renal artery pseudo-aneurysm six months after robotic assisted partial nephrectomy in a patient whose only complaint was flank pain

Victor Otaño-Rivera, Raju Chelluri, Thomas J. Guzzo, Alan J. Wein, Phillip Mucksavage
2020 Urology Case Reports  
However, there are a limited number of reports in the literature regarding delayed RAP (≥four months).  ...  To the best of our knowledge we report the first case of RAP six months following robotic-assisted PN.  ...  Guzzo, MD, MPH: Interpretation of data, manuscript writing. Alan Wein, MD PhD (Hon): Interpretation of data, manuscript writing.  ... 
doi:10.1016/j.eucr.2020.101259 pmid:32489893 pmcid:PMC7260674 fatcat:o6qqvd4kmrgkdnqjxhkjodzafe

Current Approaches in the Minimally Invasive Surgical Treatment of Adrenal Tumors [chapter]

Pasquale Cianci, Alberto Fersini, Nicola Tartaglia, Sabino Capuzzolo, Libero Luca Giambavicchio, Antonio Ambrosi, Vincenzo Neri
2017 Clinical Management of Adrenal Tumors  
The use of imaging modalities and minimally invasive surgery plays an important role in the current management of adrenal tumors.  ...  Clinical presentation of these adrenal tumors can often be non-specific, or such lesions may present as "incidentalomas" in patients who undergo imaging for clinical reasons unrelated to the adrenal glands  ...  (US), computed tomography (CT), magnetic resonance imaging (MRI), and the advent and implementation of minimally invasive surgery.  ... 
doi:10.5772/intechopen.69419 fatcat:a5om5xekrvetvmkuwynbvfrey4

Handling topological changes during elastic registration

Christoph J. Paulus, Nazim Haouchine, Seong-Ho Kong, Renato Vianna Soares, David Cazier, Stephane Cotin
2016 International Journal of Computer Assisted Radiology and Surgery  
Minimally invasive surgery, associated with augmented reality techniques, offers the potential to visualize inner structures, allowing for improved analysis, depth perception or for supporting planning  ...  This significantly improves the coherence between the actual laparoscopic view and the model, and provides added value in terms of navigation and decisionmaking, e.g. by overlaying the internal structures  ...  Acknowledgement and Statements We thank Bruno Marques andÉric Leplat for assistance obtaining the experimental data, Etienne Schmitt for his ongoing support in the simulation of the topological changes  ... 
doi:10.1007/s11548-016-1502-4 pmid:27943043 fatcat:roilwxknxbfs3p4rf62thlxolm
« Previous Showing results 1 — 15 out of 965 results