Continuum robots for medical interventions

PE Dupont, N Simaan, H Choset… - Proceedings of the …, 2022 - ieeexplore.ieee.org
Continuum robots are not constructed with discrete joints but, instead, change shape and
position their tip by flexing along their entire length. Their narrow curvilinear shape makes …

Design and fabrication of concentric tube robots: a survey

CJ Nwafor, C Girerd, GJ Laurent… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Concentric tube robots (CTRs) have drawn significant research attention over the years,
particularly due to their applications in minimally invasive surgery (MIS). Indeed, their small …

Robotic instruments inside the MRI bore: key concepts and evolving paradigms in imaging-enhanced cranial neurosurgery

S Manjila, B Rosa, K Price, R Manjila, M Mencattelli… - World Neurosurgery, 2023 - Elsevier
Intraoperative MRI has been increasingly used to robotically deliver electrodes and
catheters into the human brain using a linear trajectory with great clinical success. Current …

Toward motion coordination control and design optimization for dual-arm concentric tube continuum robots

MT Chikhaoui, J Granna, J Starke… - IEEE Robotics and …, 2018 - ieeexplore.ieee.org
Dual-arm continuum robots have been considered mainly for teleoperation, where human
perception and cognition permitted coordination, and collision-free motions. This letter …

Transverse anisotropy stabilizes concentric tube robots

C Rucker, J Childs, P Molaei… - IEEE Robotics and …, 2022 - ieeexplore.ieee.org
We propose a new method for improving the stability of concentric tube robots. Prior work
sought to improve stability through laser-cut patterns that reduced, the ratio of flexural rigidity …

A generalized framework for concentric tube robot design using gradient-based optimization

JT Lin, C Girerd, J Yan, JT Hwang… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Concentric tube robots (CTRs) show particular promise for minimally invasive surgery due to
their inherent compliance and ability to navigate in constrained environments. Due to …

Middle tube rotation of the COAST guidewire robot: Design and modeling

SR Ravigopal, N Malhotra, TA Brumfiel… - … on Medical Robotics …, 2024 - ieeexplore.ieee.org
Endovascular interventions aimed at treating conditions such as peripheral arterial disease
(PAD) or atherosclerosis often necessitate the use of guidewires to navigate catheters and …

Targeting epilepsy through the foremen ovale: How many helical needles are needed?

J Granna, EB Pitt, ME McKay, TJ Ball, JS Neimat… - Annals of biomedical …, 2022 - Springer
Laser ablation of the hippocampus offers medically refractory epilepsy patients an
alternative to invasive surgeries. Emerging commercial solutions deliver the ablator through …

Concentric Tube Robot Optimization and Path Planning for Epilepsy Surgeries

Z Zou, J Burgner-Kahrs, T Looi… - … Symposium on Medical …, 2023 - ieeexplore.ieee.org
Although robot-assisted minimally invasive surgery (MIS) has been widely investigated in
recent years, limited access to the surgical sites in children's small anatomic cavities with …

A simulation study to investigate the use of concentric tube robots for epilepsy surgery

PH Kang, T Looi, GM Thiong'o, J Drake - Child's Nervous System, 2022 - Springer
Purpose Patients with pharmacoresistant refractory epilepsy may require epilepsy surgery to
prevent future seizure occurrences. Conventional surgery consists of a large craniotomy with …