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Robot pose estimation is a challenging and crucial task for vision-based surgical robotic automation. Typical robotic calibration approaches, however, are not applicable to surgical robots, such as the da Vinci Research Kit (dVRK), due to…

Robotics · Computer Science 2025-03-11 Zekai Liang , Zih-Yun Chiu , Florian Richter , Michael C. Yip

In robotic surgery, tool tracking is important for providing safe tool-tissue interaction and facilitating surgical skills assessment. Despite recent advances in tool tracking, existing approaches are faced with major difficulties in…

Computer Vision and Pattern Recognition · Computer Science 2016-11-01 Menglong Ye , Lin Zhang , Stamatia Giannarou , Guang-Zhong Yang

Intraoperative segmentation and tracking of minimally invasive instruments is a prerequisite for computer- and robotic-assisted surgery. Since additional hardware like tracking systems or the robot encoders are cumbersome and lack accuracy,…

Accurate camera-to-robot calibration is essential for any vision-based robotic control system and especially critical in minimally invasive surgical robots, where instruments conduct precise micro-manipulations. However, MIS robots have…

Robotics · Computer Science 2025-10-07 Zekai Liang , Kazuya Miyata , Xiao Liang , Florian Richter , Michael C. Yip

Accurate tracking of tissues and instruments in videos is crucial for Robotic-Assisted Minimally Invasive Surgery (RAMIS), as it enables the robot to comprehend the surgical scene with precise locations and interactions of tissues and…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Bohan Zhan , Wang Zhao , Yi Fang , Bo Du , Francisco Vasconcelos , Danail Stoyanov , Daniel S. Elson , Baoru Huang

Detection of surgical instruments plays a key role in ensuring patient safety in minimally invasive surgery. In this paper, we present a novel method for 2D vision-based recognition and pose estimation of surgical instruments that…

Computer Vision and Pattern Recognition · Computer Science 2017-10-19 Thomas Kurmann , Pablo Marquez Neila , Xiaofei Du , Pascal Fua , Danail Stoyanov , Sebastian Wolf , Raphael Sznitman

Autonomy in robot-assisted minimally invasive surgery has the potential to reduce surgeon cognitive and task load, thereby increasing procedural efficiency. However, implementing accurate autonomous control can be difficult due to poor…

Robotics · Computer Science 2026-03-18 Shuyuan Yang , Zonghe Chua

A robust and efficient optimization-based 2D/3D registration framework is crucial for the navigation system of orthopedic surgical robots. It can provide precise position information of surgical instruments and implants during surgery.…

Image and Video Processing · Electrical Eng. & Systems 2024-08-20 Minheng Chen , Tonglong Li , Zhirun Zhang , Youyong Kong

In robot-assisted minimally invasive surgery (RAMIS), optimal placement of the surgical robot base is crucial for successful surgery. Improper placement can hinder performance because of manipulator limitations and inaccessible workspaces.…

Robotics · Computer Science 2024-04-11 Jeonghyeon Yoon , Junhyun Park , Hyojae Park , Hakyoon Lee , Sangwon Lee , Minho Hwang

Surgical robots are usually controlled using a priori models based on the robots' geometric parameters, which are calibrated before the surgical procedure. One of the challenges in using robots in real surgical settings is that those…

Robotics · Computer Science 2022-06-03 Masakazu Yoshimura , Murilo Marques Marinho , Kanako Harada , Mamoru Mitsuishi

This paper tackles instrument tracking and 3D visualization challenges in minimally invasive surgery (MIS), crucial for computer-assisted interventions. Conventional and robot-assisted MIS encounter issues with limited 2D camera projections…

Computer Vision and Pattern Recognition · Computer Science 2024-01-19 Shubhangi Nema , Abhishek Mathur , Leena Vachhani

Surgical navigation provides real-time guidance by estimating the pose of patient anatomy and surgical instruments to visualize relevant intraoperative information. In conventional systems, instruments are typically tracked using fiducial…

Human-Computer Interaction · Computer Science 2026-03-10 Jiaming Zhang , Mingxu Liu , Hongchao Shu , Ruixing Liang , Yihao Liu , Ojas Taskar , Amir Kheradmand , Mehran Armand , Alejandro Martin-Gomez

3-D pose estimation of instruments is a crucial step towards automatic scene understanding in robotic minimally invasive surgery. Although robotic systems can potentially directly provide joint values, this information is not commonly…

Robotics · Computer Science 2021-03-02 Luca Sestini , Benoit Rosa , Elena De Momi , Giancarlo Ferrigno , Nicolas Padoy

Continuum robots, known for their high flexibility and adaptability, offer immense potential for applications such as medical surgery, confined-space inspections, and wearable devices. However, their non-linear elastic nature and complex…

Robotics · Computer Science 2024-10-25 Po-Yu Hsieh , June-Hao Hou

Surgical tool segmentation in endoscopic images is the first step towards pose estimation and (sub-)task automation in challenging minimally invasive surgical operations. While many approaches in the literature have shown great results…

Robotics · Computer Science 2019-02-14 Cristian da Costa Rocha , Nicolas Padoy , Benoit Rosa

Real-time instrument tracking is a crucial requirement for various computer-assisted interventions. In order to overcome problems such as specular reflections and motion blur, we propose a novel method that takes advantage of the…

Computer Vision and Pattern Recognition · Computer Science 2017-08-02 Iro Laina , Nicola Rieke , Christian Rupprecht , Josué Page Vizcaíno , Abouzar Eslami , Federico Tombari , Nassir Navab

Precise instrument segmentation aid surgeons to navigate the body more easily and increase patient safety. While accurate tracking of surgical instruments in real-time plays a crucial role in minimally invasive computer-assisted surgeries,…

Image and Video Processing · Electrical Eng. & Systems 2021-11-11 Juan Carlos Angeles-Ceron , Gilberto Ochoa-Ruiz , Leonardo Chang , Sharib Ali

Accurate instrument pose estimation is a crucial step towards the future of robotic surgery, enabling applications such as autonomous surgical task execution. Vision-based methods for surgical instrument pose estimation provide a practical…

This paper investigates the use of evolutionary optimisation techniques to register a template with a scene image. An error function is created to measure the correspondence of the template to the image. The problem presented here is to…

Computational Engineering, Finance, and Science · Computer Science 2007-05-23 Lukasz A Machowski , Tshilidzi Marwala

Evolutionary optimization algorithms often face defects and limitations that complicate the evolution processes or even prevent them from reaching the global optimum. A notable constraint pertains to the considerable quantity of function…

Neural and Evolutionary Computing · Computer Science 2025-05-23 Farshid Farhadi Khouzani , Abdolreza Mirzaei , Paul La Plante , Laxmi Gewali
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