OCT

The feasibility of Optical Coherence Tomography (OCT) for in-line monitoring of pharmaceutical film coating processes has recently been demonstrated. OCT enables real-time acquisition of high-resolution cross-sectional images of coating layers and computation of coating thickness. In addition,…
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The feasibility of Optical Coherence Tomography (OCT) for in-line monitoring of pharmaceutical film coating processes has recently been demonstrated. OCT enables real-time acquisition of high-resolution cross-sectional images of coating layers and computation of coating thickness. In addition,…
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Optical Coherence Tomography (OCT) is a high-resolution and non-invasive cross-sectional imaging technique mainly used for medical imaging and industrial non-destructive testing. However, its feasibility in the quantification of pulmonary drug deposition has not been investigated. In this study,…
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Purpose: Novel tablet coating approaches include the development of continuous coating technologies. This requires a high level of automation to assure the quality and safety of the final coated product. Despite automation of control procedures also approaches of in-line process analytical…
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Optical Coherence Tomography (OCT) is a promising technology for monitoring of pharmaceutical coating processes. However, the pharmaceutical development and manufacturing require a periodic validation of the sensor’s accuracy. For this purpose, we propose polyethylene terephthalate (PET) films as…
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In this work a recently developed in-line measurement technique for monitoring of coating thickness was applied to a spray-coating process in a three-dimensional prismatic spouted bed. The layer thickness was quantified with an optical coherence tomography (OCT) sensor positioned in front of the…
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Real-time Monitoring of Coating Quality at Industrial Scale Optical Coherence Tomography (OCT) is increasingly being used for studies of pharmaceutical film coating. OCT allows fast and non-destructive analysis of the coating thickness and quality via high-resolution cross-sectional images.…
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Optical coherence tomography (OCT) is a contact-free non-destructive high-resolution imaging technique based on low-coherence interferometry. This study investigates the application of spectral-domain OCT as an in-line quality control tool for monitoring pharmaceutical film-coated tablets. OCT…
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The paper presents a new in-line measurement technique for determining the coating thickness and uniformity of pharmaceutical pellets during film-coating in a fluid-bed apparatus. Non-destructive and contact-free process monitoring was performed via an optical coherence tomography (OCT) sensor…
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