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PREMAPIV : Intravesical Pressure Variation at Different Bladder Instillation Volumes in Newborn Children

11. juni 2026 opdateret af: Rennes University Hospital
Abdominal Compartment Syndrome (ASC) is defined by an Intra Abdominal Hypertension (IAH) associated with a new organ failure. The occurrence of this syndrome is not well known in infants. Preterm birth is frequently associated with gastrointestinal complications, particularly Necrotizing Enterocolitis. In this pathology it is likely that the intra abdominal pressure (IAP) increases and can participate in the occurrence of organ failures. Newborn, in particular with digestive malformation as diaphragmatic hernias, gastroschisis, could themselves be suffering from this syndrome. It would be interesting to make early diagnosis in order to optimize the management of these children. This requires reliable measurements methods and standards. Intravesical Pressure (IVP) is the most reliable validated indirect method to measure intra-abdominal pressure. In order to measure the IVP, the bladder must contain a minimum of liquid. However, using inappropriate volumes could give erroneous IAP readings. The optimal amount of saline to inject in older children, determined from pressure-volume curves study is 1 ml/kg. In preterm and term infants, this volume appear extremely low (e.g. 0 8cc if taking a child to 800 g). The question that arises is whether this quantity is sufficient to obtain reliable and reproducible measurements of IVP in preterm and term.

Studieoversigt

Undersøgelsestype

Interventionel

Tilmelding (Faktiske)

54

Fase

  • Ikke anvendelig

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiesteder

    • Brittany Region
      • Rennes, Brittany Region, Frankrig, 35203
        • Rennes University Hospital

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

Ikke ældre end 3 måneder (Barn)

Tager imod sunde frivillige

Ingen

Beskrivelse

Inclusion Criteria:

  • Preterm or term newborn admitted in paediatric intensive care unit
  • With an urethral catheter
  • Consent signed by parents

Exclusion Criteria:

  • Weight > 4.5 kg
  • Urinary tract or bladder pathology

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Andet
  • Tildeling: Ikke-randomiseret
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Andet: newborn with digestive pathology
Preterm or term newborn admitted in paediatric intensive care unit with an urethral catheter and digestive pathology
For the installation of the urinary catheter, a valve connected to a pressure head is intercalated between the probe and the collecting bag. Various Intravesical pressure measurements will be conducted after injection of 0 ml/kg, 0.5 ml/kg, 1 ml/kg, 1.5 ml/kg, 2 ml/kg, 2.5 ml/kg 3 ml/kg, 3.5 ml/kg and 4 ml/kg of physiological saline.
For the installation of the urinary catheter, a valve connected to a pressure head is intercalated between the probe and the collecting bag. Various IVP measurements will be conducted after injection of 0 ml/kg, 0.5 ml/kg, 1 ml/kg, 1.5 ml/kg, 2 ml/kg, 2.5 ml/kg 3 ml/kg, 3.5 ml/kg and 4 ml/kg of physiological saline.
Andet: Newborn without digestive pathology
Preterm or term newborn admitted in paediatric intensive care unit with an urethral catheter and without digestive pathology
For the installation of the urinary catheter, a valve connected to a pressure head is intercalated between the probe and the collecting bag. Various Intravesical pressure measurements will be conducted after injection of 0 ml/kg, 0.5 ml/kg, 1 ml/kg, 1.5 ml/kg, 2 ml/kg, 2.5 ml/kg 3 ml/kg, 3.5 ml/kg and 4 ml/kg of physiological saline.
For the installation of the urinary catheter, a valve connected to a pressure head is intercalated between the probe and the collecting bag. Various IVP measurements will be conducted after injection of 0 ml/kg, 0.5 ml/kg, 1 ml/kg, 1.5 ml/kg, 2 ml/kg, 2.5 ml/kg 3 ml/kg, 3.5 ml/kg and 4 ml/kg of physiological saline.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Tidsramme
Determinate the optimal volume of saline injection in the bladder for measuring intravesical pressure in infants, with and without digestive pathology
Tidsramme: 2 years
2 years

Sekundære resultatmål

Resultatmål
Tidsramme
Determine the normal intravesical pressure in critically ill children, with and without digestive pathology
Tidsramme: 2 years
2 years

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Efterforskere

  • Ledende efterforsker: Olivier Tirel, Rennes University Hospital

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart

1. februar 2011

Primær færdiggørelse (Faktiske)

1. juli 2013

Studieafslutning (Faktiske)

1. juli 2013

Datoer for studieregistrering

Først indsendt

14. februar 2011

Først indsendt, der opfyldte QC-kriterier

14. februar 2011

Først opslået (Anslået)

15. februar 2011

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

12. juni 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

11. juni 2026

Sidst verificeret

1. juni 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • 2010-A01346-33
  • LOC/10-17

Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .

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