12 Result(s)
within
Lixu Gu
Computer Imaging, Vision, Pattern Recognition and Graphics
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Article
Exhaustive matching of 3D/2D coronary artery structure based on imperfect segmentations
The 3D/2D coronary artery registration technique has been developed for the guidance of the percutaneous coronary intervention. It introduces the absent 3D structural information by fusing the pre-operative co...
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Article
Design, development and evaluation of an ergonomically designed dual-use mechanism for robot-assisted cardiovascular intervention
Robot-assisted cardiovascular intervention has been recently developed, which enables interventionists to avoid x-ray radiation and improve their comfort. However, there are still some challenges in the roboti...
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Chapter and Conference Paper
Revisiting nnU-Net for Iterative Pseudo Labeling and Efficient Sliding Window Inference
nnU-Net serves as a good baseline for many medical image segmentation challenges in recent years. It works pretty well for fully-supervised segmentation tasks. However, it is less efficient for inference and c...
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Article
A statistical weighted sparse-based local lung motion modelling approach for model-driven lung biopsy
Lung biopsy is currently the most effective procedure for cancer diagnosis. However, respiration-induced location uncertainty presents a challenge in precise lung biopsy. To reduce the medical image requiremen...
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Article
A novel robotic system for vascular intervention: principles, performances, and applications
This paper describes the design, principles, performances, and applications of a novel image-guided master–slave robotic system for vascular intervention (VI), including the performance evaluation and in vivo ...
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Article
Myocardium segmentation from DE MRI with guided random walks and sparse shape representation
For patients with myocardial infarction (MI), delayed enhancement (DE) cardiovascular magnetic resonance imaging (MRI) is a sensitive and well-validated technique for the detection and visualization of MI. The...
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Article
Blood flow-induced physically based guidewire simulation for vascular intervention training
A realistic guidewire behavior simulation is a vital component of a virtual vascular intervention system. Such systems are a safe, low-cost means of establishing a training environment to help inexperienced su...
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Article
BEM-based simulation of lung respiratory deformation for CT-guided biopsy
Accurate and real-time prediction of the lung and lung tumor deformation during respiration are important considerations when performing a peripheral biopsy procedure. However, most existing work focused on of...
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Article
Real-time aortic valve segmentation from transesophageal echocardiography sequence
Geometric features of the aortic valve play an important role in many applications, such as the clinical diagnostics, shape modeling and image-guided cardiac interventions, especially for the transcatheter ao...
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Article
A pilot study on magnetic navigation for transcatheter aortic valve implantation using dynamic aortic model and US image guidance
Purpose In this paper, we propose a pilot study for transcatheter aortic valve implantation guided by an augmented magnetic tracking system (MTS) with a dynamic aortic model and intra-operative...
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Article
Validation and prediction of traditional Chinese physical operation on spinal disease using multiple deformation models
Traditional Chinese medical massage is a physical manipulation that achieves satisfactory results on spinal diseases, according to its advocates. However, the method relies on an expert’s experience. Accurate ...
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Article
3D Segmentation of Medical Images Using a Fast Multistage Hybrid Algorithm
In this paper, we propose a fast multistage hybrid algorithm for 3D segmentation of medical images. We first employ a morphological recursive erosion operation to reduce the connectivity between the object to ...
