AIMC Topic: Respiratory-Gated Imaging Techniques

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Motion-flow-guided recurrent network for respiratory signal estimation of x-ray angiographic image sequences.

Physics in medicine and biology Dec 11, 2020
Motion compensation can eliminate inconsistencies of respiratory movement during image acquisitions for precise vascular reconstruction in the clinical diagnosis of vascular disease from x-ray angiographic image sequences. In x-ray-based vascular int...
Coronary Angiography Respiration Algorithms Image Processing, Computer-Assisted Humans X-Rays Neural Networks, Computer Respiratory-Gated Imaging Techniques Movement Hepatic Artery
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Motion correction of respiratory-gated PET images using deep learning based image registration framework.

Physics in medicine and biology Jul 30, 2020
Artifacts caused by patient breathing and movement during PET data acquisition affect image quality. Respiratory gating is commonly used to gate the list-mode PET data into multiple bins over a respiratory cycle. Non-rigid registration of respiratory...
Humans Movement Deep Learning Positron-Emission Tomography Respiratory-Gated Imaging Techniques Image Processing, Computer-Assisted Artifacts
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Dynamic coronary roadmapping via catheter tip tracking in X-ray fluoroscopy with deep learning based Bayesian filtering.

Medical image analysis Jan 11, 2020
Percutaneous coronary intervention (PCI) is typically performed with image guidance using X-ray angiograms in which coronary arteries are opacified with X-ray opaque contrast agents. Interventional cardiologists typically navigate instruments using n...
Motion Pattern Recognition, Automated Fluoroscopy Percutaneous Coronary Intervention Respiratory-Gated Imaging Techniques Radiography, Interventional Respiratory Mechanics Humans Deep Learning Bayes Theorem Radiographic Image Interpretation, Computer-Assisted
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Respiratory motion correction for free-breathing 3D abdominal MRI using CNN-based image registration: a feasibility study.

The British journal of radiology Jan 31, 2018
OBJECTIVE: Free-breathing abdomen imaging requires non-rigid motion registration of unavoidable respiratory motion in three-dimensional undersampled data sets. In this work, we introduce an image registration method based on the convolutional neural ...
Signal-To-Noise Ratio Respiratory-Gated Imaging Techniques Image Interpretation, Computer-Assisted Image Enhancement Magnetic Resonance Imaging Humans Imaging, Three-Dimensional Feasibility Studies Neural Networks, Computer Abdomen Female Adult Motion Male Healthy Volunteers
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Development of system using beam's eye view images to measure respiratory motion tracking errors in image-guided robotic radiosurgery system.

Journal of applied clinical medical physics Jan 8, 2015
The accuracy of the CyberKnife Synchrony Respiratory Tracking System (SRTS) is considered to be patient-dependent because the SRTS relies on an individual correlation between the internal tumor position (ITP) and the external marker position (EMP), a...
Respiratory-Gated Imaging Techniques Radiotherapy, Image-Guided Radiotherapy Setup Errors Phantoms, Imaging Movement Radiotherapy Planning, Computer-Assisted Radiotherapy Dosage Lung Neoplasms Aged Radiosurgery Robotics Humans Algorithms Male Aged, 80 and over Patient Positioning Software Radiotherapy, Intensity-Modulated Female Middle Aged Thorax
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