In Vivo Predictive Dissolution 1 (iPD1)
Development of MRI Protocols to Assess Gastrointestinal Motility With Concomitant Perfused Manometry Validation in Healthy Volunteers
Studieoversikt
Status
Status
Forhold
Forhold
Intervensjon / Behandling
Intervensjon / Behandling
Detaljert beskrivelse
Studietype
Studietype
Registrering (Faktiske)
Registrering
Kontakter og plasseringer
Studiesteder
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Nottingham, Storbritannia, Ng7 2UH
- Nottingham Digestive Diseases Centre
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Deltakelseskriterier
Kvalifikasjonskriterier
Kvalifikasjonskriterier
Alder som er kvalifisert for studier
Tar imot friske frivillige
Kjønn som er kvalifisert for studier
Prøvetakingsmetode
Studiepopulasjon
Beskrivelse
Inclusion Criteria:
- Aged 18-60
- Healthy
- Male or female
- Able to give informed written consent and willing to comply with required study procedures
Exclusion Criteria:
- Any history of serious, unstable medical condition, unstable/uncontrolled diabetes mellitus, and/ or major psychiatric diagnosis such as attention deficit hyperactivity disorder, obsessive compulsive disorder, panic attacks and generalized anxiety disorder.
- Any reported history of gastrointestinal disease
- Any significant respiratory disease such as asthma
- Any conditions requiring daily intake of any prescription and/or over-the-counter medications
- Any reported history of surgery that could affect gastrointestinal function (e.g. colectomy, small bowel resection)
- Reported alcohol dependence
- Abnormal screening procedures and laboratory results that are clinically significant in the opinion of the study medically qualified researcher
- Pregnancy
- Contraindications for MRI scanning i.e. metallic implants, pacemakers, history of metallic foreign body in eye(s) and penetrating eye injury
- Inability to lie flat
- Weight exceeding scanner limits of 120kg
- Poor understanding of English language
- Any conditions causing fidgeting
- Claustrophobia
- Participation of any medical trials for the past 3 months
- Judgement by the study medically qualified researcher that the candidate will be unable to comply with the full study protocol e.g. severe chronic obstructive pulmonary disease
Studieplan
Hvordan er studiet utformet?
Designdetaljer
Antall grupper / kohorter
Kohorter og intervensjoner
Gruppe / KohortGruppe / Kohort |
Intervensjon / BehandlingIntervensjon / Behandling |
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Healthy participants
A group of 21 healthy adult participants studied twice (test-retest)
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We will carry out serial cine MRI of the bowel.
At the same time we will record perfused manometry readings of the bowel in healthy adult participants.
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Hva måler studien?
Primære resultatmål
Primære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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Stomach MRI motility
Tidsramme: Over set time bins and recorded for up to 4 hours
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Area under the curve (AUC) of the stomach motility contractions (in mm×second) measured by MRI.
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Over set time bins and recorded for up to 4 hours
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Sekundære resultatmål
Sekundære resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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Stomach perfused manometry motility
Tidsramme: Over set time bins and recorded for up to 4 hours
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Area under the curve (AUC) of the stomach motility contractions (in mmHg×second) measured by perfused manometry
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Over set time bins and recorded for up to 4 hours
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Andre resultatmål
Andre resultatmål
Resultatmål |
Tiltaksbeskrivelse |
Tidsramme |
|---|---|---|
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Stomach MRI and perfused manometry correlation
Tidsramme: Over set time bins and recorded for up to 4 hours
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Correlation between the area under the curves (AUCs) of the MRI and perfused manometry stomach motility contractions
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Over set time bins and recorded for up to 4 hours
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Small bowel MRI motility
Tidsramme: Over set time bins and recorded for up to 4 hours
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Small bowel motility by MRI (both in arbitrary units and, where possible, using actual diameter readings as above in mm×second)
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Over set time bins and recorded for up to 4 hours
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Small bowel perfused manometry motility
Tidsramme: Over set time bins and recorded for up to 4 hours
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Small bowel motility by perfused manometry (as above, in mmHg×second)
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Over set time bins and recorded for up to 4 hours
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Small bowel MRI and perfused manometry correlation
Tidsramme: Over set time bins and recorded for up to 4 hours
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Correlation between the area under the curves (AUCs) of the MRI and perfused manometry small bowel motility contractions
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Over set time bins and recorded for up to 4 hours
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Bowel liquid volumes
Tidsramme: Recorded for up to 4 hours
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Gastric, small bowel water and colonic freely mobile liquid volumes (in mL)
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Recorded for up to 4 hours
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Samarbeidspartnere og etterforskere
Sponsor
Sponsor
Samarbeidspartnere
Samarbeidspartnere
Etterforskere
Etterforskere
- Hovedetterforsker: Gordon L Amidon, PhD, University of Michigan
- Hovedetterforsker: Greg E Amidon, PhD, University of Michigan
- Hovedetterforsker: Maura Corsetti, MD, University of Nottingham
- Hovedetterforsker: Jeff Wright, PhD, University of Nottingham
- Hovedetterforsker: Paul Glover, PhD, University of Nottingham
- Hovedetterforsker: Geoffrey S Hebbard, PhD, Melbourne Health
- Hovedetterforsker: Caroline L Hoad, PhD, University of Nottingham
- Hovedetterforsker: Penny A Gowland, PhD, University of Nottingham
- Hovedetterforsker: Kerby Shedden, PhD, University of Michigan
- Hovedetterforsker: Joseph Dickens, PhD, University of Michigan
Publikasjoner og nyttige lenker
Studierekorddatoer
Studer hoveddatoer
Studiestart (Faktiske)
Studiestart
Primær fullføring (Faktiske)
Primær fullføring
Studiet fullført (Faktiske)
Studiet fullført
Datoer for studieregistrering
Først innsendt
Først innsendt
Først innsendt som oppfylte QC-kriteriene
Først innsendt som oppfylte QC-kriteriene
Først lagt ut (Faktiske)
Først lagt ut
Oppdateringer av studieposter
Sist oppdatering lagt ut (Faktiske)
Sist oppdatering lagt ut
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Siste oppdatering sendt inn som oppfylte QC-kriteriene
Sist bekreftet
Sist bekreftet
Mer informasjon
Begreper knyttet til denne studien
Andre studie-ID-numre
Andre studie-ID-numre
- A14112016 MRI FDA
Plan for individuelle deltakerdata (IPD)
Planlegger du å dele individuelle deltakerdata (IPD)?
Legemiddel- og utstyrsinformasjon, studiedokumenter
Studerer et amerikansk FDA-regulert medikamentprodukt
Studerer et amerikansk FDA-regulert enhetsprodukt
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