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Date of download: 11/14/2017 Copyright © ASME. All rights reserved.

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1 Date of download: 11/14/2017 Copyright © ASME. All rights reserved. From: Validation of Single C-Arm Fluoroscopic Technique for Measuring In Vivo Abdominal Wall Deformation J Biomech Eng. 2017;139(8): doi: / Figure Legend: Computed-aided design setup of porcine trough and calibration planes (a) and actual setup with animal (b). The calibration planes were constructed of Plexiglas (61 × 46 × 0.9 cm), and bead distance was 25.4 mm between centroids.

2 Date of download: 11/14/2017 Copyright © ASME. All rights reserved. From: Validation of Single C-Arm Fluoroscopic Technique for Measuring In Vivo Abdominal Wall Deformation J Biomech Eng. 2017;139(8): doi: / Figure Legend: Computer-aided design model of test object constructed of Plexiglas and stainless steel beads (a). Radiographic images of test object and calibration planes at both angles of C-arm rotation (b). Triangles represent chosen calibration beads on top and bottom planes, and circles represent beads in test object. Three-dimensional reconstruction of all chosen calibration points and test object beads (c).

3 Date of download: 11/14/2017 Copyright © ASME. All rights reserved. From: Validation of Single C-Arm Fluoroscopic Technique for Measuring In Vivo Abdominal Wall Deformation J Biomech Eng. 2017;139(8): doi: / Figure Legend: Schematic of C-arm placement, calibration planes, and animal setup to acquire images at both angles in relation to the vertical axis

4 Date of download: 11/14/2017 Copyright © ASME. All rights reserved. From: Validation of Single C-Arm Fluoroscopic Technique for Measuring In Vivo Abdominal Wall Deformation J Biomech Eng. 2017;139(8): doi: / Figure Legend: Three-dimensional printed square plate with 16 beads used for strain tracking (a). Three-dimensional triangulation mesh plot of the square plate with 16 beads, where each triangle node represents a radio-opaque bead embedded in the square plate (b). Large circular (a) oriented in 3D (b).

5 Date of download: 11/14/2017 Copyright © ASME. All rights reserved. From: Validation of Single C-Arm Fluoroscopic Technique for Measuring In Vivo Abdominal Wall Deformation J Biomech Eng. 2017;139(8): doi: / Figure Legend: Overlay of binary radiographic images. Original grid positions are represented by white dots, and corrected grid positions are represented by black dots. Direct overlap at the center represents no correction needed. Distortion correction increased radially from the center.

6 Date of download: 11/14/2017 Copyright © ASME. All rights reserved. From: Validation of Single C-Arm Fluoroscopic Technique for Measuring In Vivo Abdominal Wall Deformation J Biomech Eng. 2017;139(8): doi: / Figure Legend: Application of technique to porcine ventral hernia repair model with implanted mesh. Mesh area expanded 5.23% with increased intra-abdominal pressure (IAP), as indicated by an areal stretch greater than 1 across the surface of the mesh.


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