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Evaluation of 4D Intracardiac Echocardiography (ICE) During Structural Heart and Electrophysiology Procedures (4D-ICE)

1. september 2026 opdateret af: Walid Saliba, The Cleveland Clinic

Assessment of Utility of Siemens Healthineers 4D ICE and Premium CV System Workflow in Evaluation of Cardiac Anatomy and Physiology During Electrophysiology and Structural Heart Procedures

The purpose of this study is to evaluate the imaging performance and procedural safety of a prototype 4D ICE catheter during real-time intracardiac imaging and to optimize device imaging parameters, compared with current standard imaging modalities.

TEE is the current standard of care and will serve as the primary imaging modality for clinical guidance during the EP and Structural Heart Disease (SHD) procedures. In this research protocol, TEE is not being investigated. ICE will be used as an adjunct imaging modality for research data collection and workflow evaluation only. All procedures will be performed using commercially available, FDA-approved Watchman devices, and no investigational implantable devices will be used. The use of ICE in this study does not modify the approved therapeutic device indication, implantation technique, or standard clinical decision-making.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Detaljeret beskrivelse

This study is a prospective clinical feasibility study designed to evaluate the imaging performance, workflow efficiency, and safety of a prototype 4D intracardiac echocardiography (ICE) catheter (ACUNAV Luxera) used in conjunction with the Siemens Premium CV ultrasound system during cardiac interventional procedures.

The ACUNAV Luxera 4D ICE system will be used adjunctively while standard-of-care transesophageal echocardiography (TEE) serves as the primary imaging modality. The study aims to determine whether 4D ICE provides comparable image quality and measurement accuracy to TEE, while maintaining procedural safety and enabling optimization of intracardiac imaging workflows.

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

20

Fase

  • Ikke anvendelig

Kontakter og lokationer

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

Studiekontakt

  • Navn: Walid Saliba, MD
  • Telefonnummer: 216-444-6810
  • E-mail: salibaw@ccf.org

Studiesteder

    • Ohio
      • Cleveland, Ohio, Forenede Stater, 44195
        • Rekruttering
        • Cleveland Clinical Foundation
        • Underforsker:
          • Oussama Wazni, MD
        • Kontakt:

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
  • Ældre voksen

Tager imod sunde frivillige

Ingen

Beskrivelse

Inclusion Criteria:

  1. Be aged above 18 for adult participants
  2. Be scheduled for a LAAO transcatheter procedure with or without concurrent procedures.
  3. Be able and willing to give informed consent
  4. (For concomitant cases only) Ablation will occur prior to LAAO implantation

Exclusion Criteria:

Potential subjects must not include:

  1. Subjects who are currently enrolled in any other investigational clinical studies
  2. Subjects with any bleeding diathesis
  3. Subjects with known vascular abnormality rendering right heart catheterization from right or left femoral vein impossible.
  4. Subjects with known intracardiac thrombus
  5. Subjects with myocardial infarction within the prior two months
  6. Subjects with class IV angina or heart failure
  7. Subjects with sepsis or active infection
  8. Subjects with immune-deficiency or immune-compromised status
  9. Subjects with cerebral ischemic event in the prior six months
  10. Subjects with deep vein thrombosis

Studieplan

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

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Diagnostisk
  • Tildeling: N/A
  • Interventionel model: Enkelt gruppeopgave
  • Maskning: Ingen (Åben etiket)

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Eksperimentel: 4D ICE Adjunct Imaging
Participants undergoing left atrial appendage occlusion (LAAO) procedures (with or without concomitant electrophysiology procedures) will receive adjunctive imaging using the 4D ICE catheter while TEE remains the primary imaging modality for procedural guidance.
Use of investigational 4D ICE catheter for real-time intracardiac imaging during cardiac interventional procedures, performed adjunctively to standard-of-care TEE guidance.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Feasibility of 4D ICE Imaging Performance
Tidsramme: During the Procedure

A composite score evaluating the overall technical and clinical adequacy of the 4D Intracardiac Echocardiography (ICE) catheter compared to standard-of-care imaging. The composite score is derived from three individual component assessments:

Image Quality: Clarity, resolution, and artifact presence. Anatomical Visualization: Ability to clearly identify target cardiac structures.

Procedural Guidance: Effectiveness of real-time images in guiding the procedure.

Each component is graded by independent reviewers on a 5-point Likert scale (1=Inadequate, 2=Suboptimal, 3=Adequate, 4=Good, 5=Excellent). The final composite score is calculated as the sum of the three component scores, ranging from a minimum of 3 (worst performance) to a maximum of 15 (best performance).

During the Procedure

Sekundære resultatmål

Resultatmål
Foranstaltningsbeskrivelse
Tidsramme
Image Quality Assessment
Tidsramme: During the Procedure
Evaluation of 2D, 4D, and Doppler imaging quality using Likert scale (1=Inadequate, 2=Suboptimal, 3=Adequate, 4=Good, 5=Excellent).
During the Procedure
Workflow Efficiency
Tidsramme: During the Procedure
Procedural workflow metrics including imaging setup and acquisition time
During the Procedure
Measurement Acccuacy
Tidsramme: During the Procedure
Quantitative comparison of ICE-derived measurements (e.g., LAA sizing) with reference imaging (TEE or CT)
During the Procedure
Safety Outcomes
Tidsramme: Up to 45 ± 15 days follow-up
Incidence of device- or procedure-related adverse events
Up to 45 ± 15 days follow-up

Samarbejdspartnere og efterforskere

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

Efterforskere

  • Ledende efterforsker: Walid Saliba, MD, The Cleveland Clinic

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 (Faktiske)

7. august 2026

Primær færdiggørelse (Anslået)

31. december 2028

Studieafslutning (Anslået)

31. december 2028

Datoer for studieregistrering

Først indsendt

7. august 2026

Først indsendt, der opfyldte QC-kriterier

1. september 2026

Først opslået (Faktiske)

8. september 2026

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

8. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

1. september 2026

Sidst verificeret

1. august 2026

Mere information

Begreber relateret til denne undersøgelse

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ingen

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ja

produkt fremstillet i og eksporteret fra U.S.A.

Ingen

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