Shape sensing of Timoshenko beam subjected to complex multi-node loads using isogeometric analysis
Sign Up to like & getrecommendations! Published in 2021 at "Measurement"
DOI: 10.1016/j.measurement.2021.109958
Abstract: Abstract An effective computational method, which employs fewer strain sensors to reconstruct the Timoshenko beam under complex loads, is proposed. This method takes inverse Finite Element Method (iFEM) as a basic framework and isogeometric analysis… read more here.
Keywords: method; isogeometric analysis; shape sensing; beam ... See more keywords
A smoothed iFEM approach for efficient shape-sensing applications: Numerical and experimental validation on composite structures
Sign Up to like & getrecommendations! Published in 2021 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2020.107486
Abstract: Abstract A smoothed inverse finite element method (iFEM(s)) is developed by coupling the inverse finite element method (iFEM) and the smoothing element analysis (SEA) for real-time reconstruction of displacement field utilizing a network of discrete… read more here.
Keywords: numerical experimental; shape; ifem approach; strain ... See more keywords
Lie-Group Theoretic Approach to Shape-Sensing Using FBG-Sensorized Needles Including Double-Layer Tissue and S-Shape Insertions
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Sensors Journal"
DOI: 10.1109/jsen.2022.3212209
Abstract: Flexible bevel-tipped needles are often used for needle insertion in minimally invasive surgical techniques due to their ability to be steered in cluttered environments. Shape-sensing enables physicians to determine the location of needles intraoperatively without… read more here.
Keywords: fbg sensorized; needle shape; layer; shape ... See more keywords
Improved FBG-Based Shape Sensing Methods for Vascular Catheterization Treatment
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2020.3003291
Abstract: Fiber optic shape sensing is gaining popularity within areas such as medical catheterization where catheters and guidewires are used to navigate through tortuous vascular paths. Shape sensing can aid medical interventionalists by reducing exposure to… read more here.
Keywords: tex math; inline formula; shape sensing; shape ... See more keywords
Local One-Dimensional Motion Estimation Using FBG-Based Shape Sensing for Cardiac Applications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3186761
Abstract: The human heart is a fragile and dynamic organ that requires careful approach during catheter intervention. It is essential for physicians to have a high degree of awareness of the anatomy and the relative pose… read more here.
Keywords: catheter; motion; heart; one dimensional ... See more keywords
Shape Sensing Techniques for Continuum Robots in Minimally Invasive Surgery: A Survey
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Biomedical Engineering"
DOI: 10.1109/tbme.2016.2622361
Abstract: Continuum robots provide inherent structural compliance with high dexterity to access the surgical target sites along tortuous anatomical paths under constrained environments and enable to perform complex and delicate operations through small incisions in minimally… read more here.
Keywords: continuum robots; shape; invasive surgery; minimally invasive ... See more keywords
Shape Sensing of Flexible Robots Based on Deep Learning
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Robotics"
DOI: 10.1109/tro.2022.3221368
Abstract: In this article, a deep learning method for the shape sensing of continuum robots based on multicore fiber bragg grating (FBG) fiber is introduced. The proposed method, based on an artificial neural network (ANN), differs… read more here.
Keywords: robots based; deep learning; approach; shape sensing ... See more keywords
Dual-layer orthogonal fiber Bragg grating mesh based soft sensor for 3-dimensional shape sensing.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.024727
Abstract: A soft shape sensor for 3-dimensional object shape measurement is demonstrated. The proposed sensor is based on dual-layer fiber Bragg grating arrays with an orthogonal mesh structure, which enables multi-point bi-directional shape sensing. The 3D… read more here.
Keywords: fiber bragg; shape; dual layer; bragg grating ... See more keywords
High-resolution distributed shape sensing using phase-sensitive optical time-domain reflectometry and multicore fibers.
Sign Up to like & getrecommendations! Published in 2019 at "Optics express"
DOI: 10.1364/oe.27.020763
Abstract: In this paper, a highly-sensitive distributed shape sensor based on a multicore fiber (MCF) and phase-sensitive optical time-domain reflectometry (φ-OTDR) is proposed and experimentally demonstrated. The implemented system features a high strain sensitivity (down to… read more here.
Keywords: sensitive optical; phase sensitive; shape; distributed shape ... See more keywords
Optical frequency domain reflectometry shape sensing using an extruded optical fiber triplet for intra-arterial guidance.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.475715
Abstract: Intra-arterial catheter guidance is instrumental to the success of minimally invasive procedures, such as percutaneous transluminal angioplasty. However, traditional device tracking methods, such as electromagnetic or infrared sensors, exhibits drawbacks such as magnetic interference or… read more here.
Keywords: intra arterial; frequency domain; optical frequency; extruded optical ... See more keywords
Feasibility of a lung airway navigation system using fiber-Bragg shape sensing and artificial intelligence for early diagnosis of lung cancer
Sign Up to like & getrecommendations! Published in 2022 at "PLOS ONE"
DOI: 10.1371/journal.pone.0277938
Abstract: Currently early diagnosis of malignant lesions at the periphery of lung parenchyma requires guidance of the biopsy needle catheter from the bronchoscope into the smaller peripheral airways via harmful X-ray radiation. Previously, we developed an… read more here.
Keywords: system; catheter; lung airway; lung ... See more keywords