AIMC Topic: Cortical Bone

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Accuracy and safety of robot-assisted cortical bone trajectory screw placement: a comparison of robot-assisted technique with fluoroscopy-assisted approach.

BMC musculoskeletal disorders Apr 6, 2022
OBJECTIVE: To compare the safety and accuracy of cortical bone trajectory screw placement between the robot-assisted and fluoroscopy-assisted approaches.
Humans Retrospective Studies Robotics Lumbar Vertebrae Surgery, Computer-Assisted Pedicle Screws Cortical Bone Robotic Surgical Procedures Fluoroscopy Spinal Fusion
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Automated cortical thickness measurement of the mandibular condyle head on CBCT images using a deep learning method.

Scientific reports Jul 21, 2021
This study proposes a deep learning model for cortical bone segmentation in the mandibular condyle head using cone-beam computed tomography (CBCT) and an automated method for measuring cortical thickness with a color display based on the segmentation...
Humans Female Aged Young Adult Temporomandibular Joint Cortical Bone Spiral Cone-Beam Computed Tomography Deep Learning Adolescent Adult Mandibular Condyle Imaging, Three-Dimensional Male Middle Aged
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Deep Learning Analysis of Ultrasonic Guided Waves for Cortical Bone Characterization.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Mar 26, 2021
Ultrasonic guided waves (UGWs) propagating in the long cortical bone can be measured via the axial transmission method. The characterization of long cortical bone using UGW is a multiparameter inverse problem. The optimal solution of the inverse prob...
Ultrasonography Cattle Ultrasonic Waves Animals Deep Learning Ultrasonics Bone and Bones Cortical Bone
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Compact Bone Surgery Robot With a High-Resolution and High-Rigidity Remote Center of Motion Mechanism.

IEEE transactions on bio-medical engineering Jan 3, 2020
OBJECTIVE: Two important and difficult tasks during a bone drilling procedure are guiding the orientation of the drilling axis toward the target and maintaining the orientation against the drilling force. To accomplish these tasks, a remote center of...
Cortical Bone Animals Swine Robotics Motion Bone and Bones Robotic Surgical Procedures Surgery, Computer-Assisted
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Artificial neural network to estimate micro-architectural properties of cortical bone using ultrasonic attenuation: A 2-D numerical study.

Computers in biology and medicine Sep 20, 2019
The goal of this study is to estimate micro-architectural parameters of cortical porosity such as pore diameter (φ), pore density (ρ) and porosity (ν) of cortical bone from ultrasound frequency dependent attenuation using an artificial neural network...
Image Processing, Computer-Assisted Porosity Cortical Bone Osteoporosis Tomography, X-Ray Computed Ultrasonography Humans Neural Networks, Computer
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A study of intracortical porosity's area fractions and aspect ratios using computer vision and pulse-coupled neural networks.

Medical & biological engineering & computing Sep 28, 2018
Employing computer vision (CV) and optimized pulse-coupled neural networks (PCNN), this work automatically quantifies the geometrical attributes of intracortical bone porosity (namely lacunae and canaliculi (L-C), Haversian canals, and resorption cav...
Porosity Animals Bone Resorption Neural Networks, Computer Femur Cattle Haversian System Artificial Intelligence Cortical Bone Image Processing, Computer-Assisted Female
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Assessment of cortical bone fracture resistance curves by fusing artificial neural networks and linear regression.

Computer methods in biomechanics and biomedical engineering Jan 31, 2018
Bone injures (BI) represents one of the major health problems, together with cancer and cardiovascular diseases. Assessment of the risks associated with BI is nontrivial since fragility of human cortical bone is varying with age. Due to restrictions ...
Adult Biomechanical Phenomena Middle Aged Linear Models Cortical Bone Age Factors Fractures, Bone Neural Networks, Computer Aged Aged, 80 and over Humans
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Automatic detection of osteoporosis based on hybrid genetic swarm fuzzy classifier approaches.

Dento maxillo facial radiology Jun 8, 2016
OBJECTIVES: This study proposed a new automated screening system based on a hybrid genetic swarm fuzzy (GSF) classifier using digital dental panoramic radiographs to diagnose females with a low bone mineral density (BMD) or osteoporosis.
Cortical Bone Cancellous Bone Mandible Image Processing, Computer-Assisted Fuzzy Logic Humans Sensitivity and Specificity Algorithms Bone Diseases, Metabolic Middle Aged Aged Predictive Value of Tests Bone Density Diagnosis, Computer-Assisted Aged, 80 and over Radiography, Panoramic Female Osteoporosis, Postmenopausal Femur Neck Lumbar Vertebrae Fractals
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Geometric-attributes-based segmentation of cortical bone slides using optimized neural networks.

Journal of bone and mineral metabolism Jun 24, 2015
In cortical bone, solid (lamellar and interstitial) matrix occupies space left over by porous microfeatures such as Haversian canals, lacunae, and canaliculi-containing clusters. In this work, pulse-coupled neural networks (PCNN) were used to automat...
Cortical Bone Cattle Neural Networks, Computer Image Processing, Computer-Assisted Female Histocytochemistry Animals
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[Study on parameters of robot-assisted ultrasonic drilling on bovine vertebral body].

Zhonghua yi xue za zhi Feb 8, 2022
To investigate the effect of ultrasonic parameter settings on maximum temperatures in the drilling site and penetration time and determine the most suitable parameters for efficient and safe robot-based ultrasonic bone drilling in spinal surgery. F...
Vertebral Body Ultrasonics Bone and Bones Cortical Bone Cattle Robotics Animals
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