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Controlled Oxygen Desaturation Study of the Neonatal Wireless Transmission System (NeWTS-DS)

8. september 2026 opdateret af: Kathryn Beardsall

Controlled Oxygen Desaturation Study of the Neonatal Wireless Transmission System (NeWTS): NeWTS-DS

This study aims to test the oxygen saturation component of the newly developed NeWTS monitoring system and compare readings from NeWTS to a traditional wired clinical monitor. It is important the investigators do this study in healthy adults as part of the development of this system, to make sure the oxygen saturation readings are accurate and before NeWTS is used in Neonatal Intensive Care (NICU).

Studieoversigt

Status

Ikke rekrutterer endnu

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

The aim of the controlled desaturation study is to show that the NeWTS device can safely measure blood oxygen content in comparison to the "gold-standard" method of measuring blood oxygen levels (SaO2). To assess this, blood oxygen levels will be measured while the amount of oxygen participants breathe is gradually reduced.

Healthy adults will start breathing oxygen at the same levels as in room air (21% oxygen) and this will be gradually reduced. The measurements from the NeWTS device will be compared to the value taken directly from the blood via an arterial line (SaO2). The SaO2 is measured by obtaining multiple blood samples from an artery in the body.

As described in EN ISO 80601-2-61:2026 a minimum of 24 participants will be recruited with an average of 20 (±4), range 16-30 data points per participant.

The investigators will include a distribution of data pairs, with total pairs split across each desaturation decade between 70 % to 100 % saturations, with approximately 33 %, but no less than 25 %, in each decade.

90 % or greater of participants shall provide at least one useable data pair with an SaO2 below 85 %.

At least 75 % of participants shall also have provided at least one useable data pair with an SaO2 between 70 % to 80 %.

The number of data pairs for a given SaO2 decile (i.e. 70 % to 80 %, 80 % to 90 % and 90 % to 100 %) will be derived approximately equally from participants across skin pigment categories, ensuring that >25 % of data points come from light, medium and dark participants by MST and ITA.

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

24

Fase

  • Tidlig fase 1

Kontakter og lokationer

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

Studiekontakt

  • Navn: Kathryn Beardsall, MD
  • Telefonnummer: +447565 964631
  • E-mail: kb274@cam.ac.uk

Undersøgelse Kontakt Backup

Studiesteder

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

  • Voksen

Tager imod sunde frivillige

Ja

Beskrivelse

Inclusion Criteria:

  • Be aged 18-55 years

    • Willing and have capacity to provide written informed consent
    • Healthy adult volunteers classified as ASA 1
    • Non-smoker (this does not exclude vaping)
    • Willing and able to comply with study procedures and duration

Exclusion Criteria:

  • History of Bleomycin treatment at any time
  • Smokers or individuals exposed to high levels of carbon monoxide
  • Compromised circulation, injury, or physical malfunction of the sensor sites which would limit the ability to test sites needed for the study
  • Morbidly obese (defined as BMI >39.5) or significantly underweight (BMI <18)
  • Pregnancy
  • Participants who can conceive a pregnancy or carry a child (including women, trans men and non-binary people) will be required to demonstrate a negative pregnancy test
  • Unwillingness or inability to remove coloured nail polish or nail attachments from test digits (relevant for reference pulse oximeter) or to have medical monitoring attached
  • Known health conditions or medications disclosed on Health Assessment Form which mean that participant is not healthy
  • Allergy to lidocaine
  • Known allergy to adhesives used in medical dressings or tapes or materials used to adhere NeWTS components.
  • Enrolment in any other clinical investigation/trial that is deemed would compromise the validity of the data or safety of the patient (at the discretion of the local PI)
  • Sunburn/spray tan or other pigments on hands

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: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Andet: Controlled Oxygen Desaturation of Healthy Adult Volunteers
The primary objective for this clinical investigation is to validate the SpO2 performance of the NeWTS in comparison to "gold-standard" measurements of blood SaO2 by a calibrated and QC'ed ABL90 Flex plus blood gas analyser.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Validation of SpO2 performance
Tidsramme: From enrolment to end of study 3-4 hours
Validation of the SpO2 performance of the NeWTS in comparison to "gold standard" measurements of blood SaO2 by a calibrated and QC'ed ABL90 Flex plus blood gas analyser.
From enrolment to end of study 3-4 hours

Samarbejdspartnere og efterforskere

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

Sponsor

Samarbejdspartnere

Efterforskere

  • Ledende efterforsker: Kathryn Beardsall, MD, University of Cambridge

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 (Anslået)

11. januar 2027

Primær færdiggørelse (Anslået)

4. august 2027

Studieafslutning (Anslået)

31. august 2027

Datoer for studieregistrering

Først indsendt

27. august 2026

Først indsendt, der opfyldte QC-kriterier

8. september 2026

Først opslået (Faktiske)

10. september 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

10. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

8. september 2026

Sidst verificeret

1. august 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • A097812
  • NIHR206500 (Andet bevillings-/finansieringsnummer: NIHR)

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

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Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

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