Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning

Three-dimensional ultrasound mosaicing can increase image quality and expand the field of view. However, limited work has been done applying these compounded approaches for cardiac procedures focused on the mitral valve. For procedures targeting the mitral valve, transesophageal echocardiography (TE...

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Main Authors: Patrick Carnahan, John Moore, Daniel Bainbridge, Elvis C. S. Chen, Terry M. Peters
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Applied Sciences
Subjects:
Online Access:https://www.mdpi.com/2076-3417/12/9/4562
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author Patrick Carnahan
John Moore
Daniel Bainbridge
Elvis C. S. Chen
Terry M. Peters
author_facet Patrick Carnahan
John Moore
Daniel Bainbridge
Elvis C. S. Chen
Terry M. Peters
author_sort Patrick Carnahan
collection DOAJ
description Three-dimensional ultrasound mosaicing can increase image quality and expand the field of view. However, limited work has been done applying these compounded approaches for cardiac procedures focused on the mitral valve. For procedures targeting the mitral valve, transesophageal echocardiography (TEE) is the primary imaging modality used as it provides clear 3D images of the valve and surrounding tissues. However, TEE suffers from image artefacts and signal dropout, particularly for structures lying below the valve, including chordae tendineae, making it necessary to acquire alternative echo views to visualize these structures. Due to the limited field of view obtainable, the entire ventricle cannot be directly visualized in sufficient detail from a single image acquisition in 3D. We propose applying an image compounding technique to TEE volumes acquired from a mid-esophageal position and several transgastric positions in order to reconstruct a high-detail volume of the mitral valve and sub-valvular structures. This compounding technique utilizes both fully and semi-simultaneous group-wise registration to align the multiple 3D volumes, followed by a weighted intensity compounding step based on the monogenic signal. This compounding technique is validated using images acquired from two excised porcine mitral valve units and three patient data sets. We demonstrate that this compounding technique accurately captures the physical structures present, including the mitral valve, chordae tendineae and papillary muscles. The chordae length measurement error between the compounded ultrasound and ground-truth CT for two porcine valves is reported as 0.7 ± 0.6 mm and 0.6 ± 0.6 mm.
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spelling doaj.art-c1d8067774904dbda1e354aacbc9e8502023-11-23T07:50:45ZengMDPI AGApplied Sciences2076-34172022-04-01129456210.3390/app12094562Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure PlanningPatrick Carnahan0John Moore1Daniel Bainbridge2Elvis C. S. Chen3Terry M. Peters4Imaging Laboratories, Robarts Research Institute, London, ON N6A 5B7, CanadaImaging Laboratories, Robarts Research Institute, London, ON N6A 5B7, CanadaDepartment of Anesthesiology, London Health Sciences Centre, Western University, London, ON N6A 3K7, CanadaImaging Laboratories, Robarts Research Institute, London, ON N6A 5B7, CanadaImaging Laboratories, Robarts Research Institute, London, ON N6A 5B7, CanadaThree-dimensional ultrasound mosaicing can increase image quality and expand the field of view. However, limited work has been done applying these compounded approaches for cardiac procedures focused on the mitral valve. For procedures targeting the mitral valve, transesophageal echocardiography (TEE) is the primary imaging modality used as it provides clear 3D images of the valve and surrounding tissues. However, TEE suffers from image artefacts and signal dropout, particularly for structures lying below the valve, including chordae tendineae, making it necessary to acquire alternative echo views to visualize these structures. Due to the limited field of view obtainable, the entire ventricle cannot be directly visualized in sufficient detail from a single image acquisition in 3D. We propose applying an image compounding technique to TEE volumes acquired from a mid-esophageal position and several transgastric positions in order to reconstruct a high-detail volume of the mitral valve and sub-valvular structures. This compounding technique utilizes both fully and semi-simultaneous group-wise registration to align the multiple 3D volumes, followed by a weighted intensity compounding step based on the monogenic signal. This compounding technique is validated using images acquired from two excised porcine mitral valve units and three patient data sets. We demonstrate that this compounding technique accurately captures the physical structures present, including the mitral valve, chordae tendineae and papillary muscles. The chordae length measurement error between the compounded ultrasound and ground-truth CT for two porcine valves is reported as 0.7 ± 0.6 mm and 0.6 ± 0.6 mm.https://www.mdpi.com/2076-3417/12/9/4562compounded echocardiographyvolume stitching3D registrationmosaicing3D TEEmitral valve
spellingShingle Patrick Carnahan
John Moore
Daniel Bainbridge
Elvis C. S. Chen
Terry M. Peters
Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning
Applied Sciences
compounded echocardiography
volume stitching
3D registration
mosaicing
3D TEE
mitral valve
title Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning
title_full Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning
title_fullStr Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning
title_full_unstemmed Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning
title_short Multi-View 3D Transesophageal Echocardiography Registration and Volume Compounding for Mitral Valve Procedure Planning
title_sort multi view 3d transesophageal echocardiography registration and volume compounding for mitral valve procedure planning
topic compounded echocardiography
volume stitching
3D registration
mosaicing
3D TEE
mitral valve
url https://www.mdpi.com/2076-3417/12/9/4562
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