Calibration hardware phantom for differential phase contrast imaging

US10458926B2 · kind B2 · utility

Assignee

• KONINIKLIJKE PHILIPS N.V. · NL

Inventors

• Udo Van Stevendaal · Ahrensburg, DE
• Heiner Daerr · Hamburg, DE
• Thomas Koehler · Norderstedt, DE
• Gerhard Martens · Henstedt-Ulzburg, DE
• Ewald Roessl · Ellerau, DE

Key dates

• Filing date: May 18, 2015
• Grant date: Oct 29, 2019
• Expiry date: Oct 31, 2035

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N2223/3035
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A phantom body (PB) for use in a differential phase contrast imaging apparatus (IM) for calibration of same. The phantom body (PB) allows for simultaneous calibration of three different image signal channels, namely refraction, phase shift and small angle scattering.