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Related papers: Surgical Phase Recognition in Laparoscopic Cholecy…

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Phase recognition plays an essential role for surgical workflow analysis in computer assisted intervention. Transformer, originally proposed for sequential data modeling in natural language processing, has been successfully applied to…

Computer Vision and Pattern Recognition · Computer Science 2022-09-05 Xiaoyang Zou , Wenyong Liu , Junchen Wang , Rong Tao , Guoyan Zheng

A key element of computer-assisted surgery systems is phase recognition of surgical videos. Existing phase recognition algorithms require frame-wise annotation of a large number of videos, which is time and money consuming. In this work we…

Computer Vision and Pattern Recognition · Computer Science 2023-10-27 Roy Hirsch , Regev Cohen , Mathilde Caron , Tomer Golany , Daniel Freedman , Ehud Rivlin

Surgical phase recognition is a basic component for different context-aware applications in computer- and robot-assisted surgery. In recent years, several methods for automatic surgical phase recognition have been proposed, showing…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Isabel Funke , Dominik Rivoir , Stefanie Speidel

Automated surgical workflow analysis and understanding can assist surgeons to standardize procedures and enhance post-surgical assessment and indexing, as well as, interventional monitoring. Computer-assisted interventional (CAI) systems…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Odysseas Zisimopoulos , Evangello Flouty , Imanol Luengo , Petros Giataganas , Jean Nehme , Andre Chow , Danail Stoyanov

In minimally invasive surgery, surgical workflow segmentation from video analysis is a well studied topic. The conventional approach defines it as a multi-class classification problem, where individual video frames are attributed a surgical…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Yitong Zhang , Sophia Bano , Ann-Sophie Page , Jan Deprest , Danail Stoyanov , Francisco Vasconcelos

Phase recognition in surgical videos is crucial for enhancing computer-aided surgical systems as it enables automated understanding of sequential procedural stages. Existing methods often rely on fixed temporal windows for video analysis to…

Computer Vision and Pattern Recognition · Computer Science 2024-07-25 Alejandra Pérez , Santiago Rodríguez , Nicolás Ayobi , Nicolás Aparicio , Eugénie Dessevres , Pablo Arbeláez

Automatic surgical phase recognition is a challenging and crucial task with the potential to improve patient safety and become an integral part of intra-operative decision-support systems. In this paper, we propose, for the first time in…

Image and Video Processing · Electrical Eng. & Systems 2022-03-23 Tobias Czempiel , Magdalini Paschali , Matthias Keicher , Walter Simson , Hubertus Feussner , Seong Tae Kim , Nassir Navab

This paper presents an approach for surgical phase recognition using video data, aiming to provide a comprehensive understanding of surgical procedures for automated workflow analysis. The advent of robotic surgery, digitized operating…

Computer Vision and Pattern Recognition · Computer Science 2024-06-14 Syed Abdul Mateen , Niharika Malvia , Syed Abdul Khader , Danny Wang , Deepti Srinivasan , Chi-Fu Jeffrey Yang , Lana Schumacher , Sandeep Manjanna

Real-time surgical phase recognition is a fundamental task in modern operating rooms. Previous works tackle this task relying on architectures arranged in spatio-temporal order, however, the supportive benefits of intermediate spatial…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Xiaojie Gao , Yueming Jin , Yonghao Long , Qi Dou , Pheng-Ann Heng

Surgical workflow recognition has numerous potential medical applications, such as the automatic indexing of surgical video databases and the optimization of real-time operating room scheduling, among others. As a result, phase recognition…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Andru P. Twinanda , Sherif Shehata , Didier Mutter , Jacques Marescaux , Michel de Mathelin , Nicolas Padoy

This study aims to advance surgical phase recognition in arthroscopic procedures, specifically Anterior Cruciate Ligament (ACL) reconstruction, by introducing the first arthroscopy dataset and developing a novel transformer-based model. We…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Ali Bahari Malayeri , Matthias Seibold , Nicola Cavalcanti , Jonas Hein , Sascha Jecklin , Lazaros Vlachopoulos , Sandro Fucentese , Sandro Hodel , Philipp Furnstahl

Automatic surgical phase recognition is a core technology for modern operating rooms and online surgical video assessment platforms. Current state-of-the-art methods use both spatial and temporal information to tackle the surgical phase…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Bokai Zhang , Jiayuan Meng , Bin Cheng , Dean Biskup , Svetlana Petculescu , Angela Chapman

Recognizing the phases of a laparoscopic surgery (LS) operation form its video constitutes a fundamental step for efficient content representation, indexing and retrieval in surgical video databases. In the literature, most techniques focus…

Computer Vision and Pattern Recognition · Computer Science 2021-07-27 Constantinos Loukas

Accurate surgical phase recognition is essential for analyzing procedural workflows, supporting intraoperative decision-making, and enabling data-driven improvements in surgical education and performance evaluation. In this work, we present…

Surgical workflow analysis is essential in robot-assisted surgeries, yet the long duration of such procedures poses significant challenges for comprehensive video analysis. Recent approaches have predominantly relied on transformer models;…

Computer Vision and Pattern Recognition · Computer Science 2025-06-27 Haoyang Wu , Tsun-Hsuan Wang , Mathias Lechner , Ramin Hasani , Jennifer A. Eckhoff , Paul Pak , Ozanan R. Meireles , Guy Rosman , Yutong Ban , Daniela Rus

The surgical workflow challenge at M2CAI 2016 consists of identifying 8 surgical phases in cholecystectomy procedures. Here, we propose to use deep architectures that are based on our previous work where we presented several architectures…

Computer Vision and Pattern Recognition · Computer Science 2016-10-31 Andru P. Twinanda , Didier Mutter , Jacques Marescaux , Michel de Mathelin , Nicolas Padoy

Minimally invasive surgery can benefit significantly from automated surgical tool detection, enabling advanced analysis and assistance. However, the limited availability of annotated data in surgical settings poses a challenge for training…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Ana Davila , Jacinto Colan , Yasuhisa Hasegawa

Online surgical phase recognition plays a significant role towards building contextual tools that could quantify performance and oversee the execution of surgical workflows. Current approaches are limited since they train spatial feature…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Yang Liu , Maxence Boels , Luis C. Garcia-Peraza-Herrera , Tom Vercauteren , Prokar Dasgupta , Alejandro Granados , Sebastien Ourselin

Intra-operative recognition of surgical phases holds significant potential for enhancing real-time contextual awareness in the operating room. However, we argue that online recognition, while beneficial, primarily lends itself to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-12 Maxence Boels , Yang Liu , Prokar Dasgupta , Alejandro Granados , Sebastien Ourselin

In this paper we introduce OperA, a transformer-based model that accurately predicts surgical phases from long video sequences. A novel attention regularization loss encourages the model to focus on high-quality frames during training.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Tobias Czempiel , Magdalini Paschali , Daniel Ostler , Seong Tae Kim , Benjamin Busam , Nassir Navab
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