Mock loop for bubble generation in a centrifugal blood pump for fault simulation

In extracorporeal blood circulation intensive care treatments, the occurrence of gas within the circulation is one known major hazard. This gas volume can cause severe harm to the patient like infarctions. Consequently, within risk assessment for these treatments gas bubbles are usually addressed by...

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Bibliographic Details
Main Authors: Stollenwerk André, Buglowski Mateusz, Kühn Jan
Format: Article
Language:English
Published: De Gruyter 2018-09-01
Series:Current Directions in Biomedical Engineering
Subjects:
Online Access:https://doi.org/10.1515/cdbme-2018-0009
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author Stollenwerk André
Buglowski Mateusz
Kühn Jan
author_facet Stollenwerk André
Buglowski Mateusz
Kühn Jan
author_sort Stollenwerk André
collection DOAJ
description In extracorporeal blood circulation intensive care treatments, the occurrence of gas within the circulation is one known major hazard. This gas volume can cause severe harm to the patient like infarctions. Consequently, within risk assessment for these treatments gas bubbles are usually addressed by either constructive or signal based approaches. All signal-based approaches do have in common that they need a sufficient amount of data to be parameterized. These data can only be acquired in animal trials or laboratory experiments, as they could result in harm to patients. Hence, we designed a mock loop, which is automatically able to create annotated data of gas bubbles injected into an extracorporeal circulation. We were able to run this setup with a periodicity of 15 seconds, which results in 240 annotated measurements per hour. For the evaluation, we created 1095 bubbles of varying sizes (0.3 to 0.5 ml). The elaborated setup enables us to produce a great amount of annotated data, which is shown to be comparable to manually generated data in a convenient and fully automated manner.
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spelling doaj.art-aa8fbb5ed3aa40d69d223553f70f2b272023-08-21T06:42:01ZengDe GruyterCurrent Directions in Biomedical Engineering2364-55042018-09-0141333610.1515/cdbme-2018-0009cdbme-2018-0009Mock loop for bubble generation in a centrifugal blood pump for fault simulationStollenwerk André0Buglowski Mateusz1Kühn Jan2Informatik 11 – Embedded Software, RWTH Aachen University, Ahornstraße 55, 52074Aachen, GermanyInformatik 11 – Embedded Software RWTH Aachen University,Aachen, GermanyInformatik 11 – Embedded Software RWTH Aachen University,Aachen, GermanyIn extracorporeal blood circulation intensive care treatments, the occurrence of gas within the circulation is one known major hazard. This gas volume can cause severe harm to the patient like infarctions. Consequently, within risk assessment for these treatments gas bubbles are usually addressed by either constructive or signal based approaches. All signal-based approaches do have in common that they need a sufficient amount of data to be parameterized. These data can only be acquired in animal trials or laboratory experiments, as they could result in harm to patients. Hence, we designed a mock loop, which is automatically able to create annotated data of gas bubbles injected into an extracorporeal circulation. We were able to run this setup with a periodicity of 15 seconds, which results in 240 annotated measurements per hour. For the evaluation, we created 1095 bubbles of varying sizes (0.3 to 0.5 ml). The elaborated setup enables us to produce a great amount of annotated data, which is shown to be comparable to manually generated data in a convenient and fully automated manner.https://doi.org/10.1515/cdbme-2018-0009mock loopbubble detectionextracorporeal circulationannotated data
spellingShingle Stollenwerk André
Buglowski Mateusz
Kühn Jan
Mock loop for bubble generation in a centrifugal blood pump for fault simulation
Current Directions in Biomedical Engineering
mock loop
bubble detection
extracorporeal circulation
annotated data
title Mock loop for bubble generation in a centrifugal blood pump for fault simulation
title_full Mock loop for bubble generation in a centrifugal blood pump for fault simulation
title_fullStr Mock loop for bubble generation in a centrifugal blood pump for fault simulation
title_full_unstemmed Mock loop for bubble generation in a centrifugal blood pump for fault simulation
title_short Mock loop for bubble generation in a centrifugal blood pump for fault simulation
title_sort mock loop for bubble generation in a centrifugal blood pump for fault simulation
topic mock loop
bubble detection
extracorporeal circulation
annotated data
url https://doi.org/10.1515/cdbme-2018-0009
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