Novel Bionics Assessment of Anorectal Mechanosensory Physiology

Biomechatronics (bionics) is an applied science that creates interdisciplinary bonds between biology and engineering. The lower gastrointestinal (GI) tract is difficult to study but has gained interest in recent decades from a bionics point of view. Ingestible capsules that record physiological vari...

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Main Author: Hans Gregersen
Format: Article
Language:English
Published: MDPI AG 2020-11-01
Series:Bioengineering
Subjects:
Online Access:https://www.mdpi.com/2306-5354/7/4/146
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author Hans Gregersen
author_facet Hans Gregersen
author_sort Hans Gregersen
collection DOAJ
description Biomechatronics (bionics) is an applied science that creates interdisciplinary bonds between biology and engineering. The lower gastrointestinal (GI) tract is difficult to study but has gained interest in recent decades from a bionics point of view. Ingestible capsules that record physiological variables during GI transit have been developed and used for detailed analysis of colon transit and motility. Recently, a simulated stool named Fecobionics was developed. It has the consistency and shape of normal stool. Fecobionics records a variety of parameters including pressures, bending, and shape changes. It has been used to study defecation patterns in large animals and humans, including patients with symptoms of obstructed defecation and fecal incontinence. Recently, it was applied in a canine colon model where it revealed patterns consistent with shallow waves originating from slow waves generated by the interstitial Cells of Cajal. Novel analysis such as the “rear-front” pressure diagram and quantification of defecation indices has been developed for Fecobionics. GI research has traditionally been based on experimental approaches. Mathematical modeling is a unique way to deal with the complexity. This paper describes the Fecobionics technology, related mechano-physiological modeling analyses, and outlines perspectives for future applications.
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spelling doaj.art-1c3c541bdb6645299e053ab2fe53041d2023-11-20T20:57:57ZengMDPI AGBioengineering2306-53542020-11-017414610.3390/bioengineering7040146Novel Bionics Assessment of Anorectal Mechanosensory PhysiologyHans Gregersen0The Chinese University of Hong Kong, Shatin, Hong Kong SAR, ChinaBiomechatronics (bionics) is an applied science that creates interdisciplinary bonds between biology and engineering. The lower gastrointestinal (GI) tract is difficult to study but has gained interest in recent decades from a bionics point of view. Ingestible capsules that record physiological variables during GI transit have been developed and used for detailed analysis of colon transit and motility. Recently, a simulated stool named Fecobionics was developed. It has the consistency and shape of normal stool. Fecobionics records a variety of parameters including pressures, bending, and shape changes. It has been used to study defecation patterns in large animals and humans, including patients with symptoms of obstructed defecation and fecal incontinence. Recently, it was applied in a canine colon model where it revealed patterns consistent with shallow waves originating from slow waves generated by the interstitial Cells of Cajal. Novel analysis such as the “rear-front” pressure diagram and quantification of defecation indices has been developed for Fecobionics. GI research has traditionally been based on experimental approaches. Mathematical modeling is a unique way to deal with the complexity. This paper describes the Fecobionics technology, related mechano-physiological modeling analyses, and outlines perspectives for future applications.https://www.mdpi.com/2306-5354/7/4/146anorectal physiologybiomechatronicsbionicscolon transitdefecationFecobionics
spellingShingle Hans Gregersen
Novel Bionics Assessment of Anorectal Mechanosensory Physiology
Bioengineering
anorectal physiology
biomechatronics
bionics
colon transit
defecation
Fecobionics
title Novel Bionics Assessment of Anorectal Mechanosensory Physiology
title_full Novel Bionics Assessment of Anorectal Mechanosensory Physiology
title_fullStr Novel Bionics Assessment of Anorectal Mechanosensory Physiology
title_full_unstemmed Novel Bionics Assessment of Anorectal Mechanosensory Physiology
title_short Novel Bionics Assessment of Anorectal Mechanosensory Physiology
title_sort novel bionics assessment of anorectal mechanosensory physiology
topic anorectal physiology
biomechatronics
bionics
colon transit
defecation
Fecobionics
url https://www.mdpi.com/2306-5354/7/4/146
work_keys_str_mv AT hansgregersen novelbionicsassessmentofanorectalmechanosensoryphysiology