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A phantom evaluation of Sentinel, a commercial laser/camera surface imaging system for patient setup verification in radiotherapy
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10.1118/1.3675973
/content/aapm/journal/medphys/39/2/10.1118/1.3675973
http://aip.metastore.ingenta.com/content/aapm/journal/medphys/39/2/10.1118/1.3675973

Figures

Image of FIG. 1.
FIG. 1.

A picture of the Sentinel scanner unit.

Image of FIG. 2.
FIG. 2.

A picture of the wooden phantom together with a snapshot of the system interface representing the phantom surface acquired with Sentinel (upper) and the CT reference surface (lower) are shown.

Image of FIG. 3.
FIG. 3.

Lateral (X), longitudinal (Y), and vertical (Z) registration parameters evaluated using CBCT, PI, and Sentinel with CTR and SR images are plotted against known applied shifts.

Image of FIG. 4.
FIG. 4.

Registration parameters describing rotations around lateral (α), longitudinal (β), and vertical (γ) axes and evaluated using CBCT, PI, and Sentinel with CTR and SR images are plotted against known applied rotations.

Tables

Generic image for table
TABLE I.

Reproducibility of reconstructed surface.

Generic image for table
TABLE II.

Reproducibility of the verification procedure.

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TABLE III.

Accuracy.

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/content/aapm/journal/medphys/39/2/10.1118/1.3675973
2012-01-12
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: A phantom evaluation of Sentinel™, a commercial laser/camera surface imaging system for patient setup verification in radiotherapy
http://aip.metastore.ingenta.com/content/aapm/journal/medphys/39/2/10.1118/1.3675973
10.1118/1.3675973
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