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NCT Number: NCT07226479

Non-invasive Venous Pressure Estimation

The non-invasive central venous pressure estimation in adult cardiac intensive care units (CICU) patients study is a single-center, single-arm, investigator-blinded, interventional, intra-participant comparative, feasibility study. This study aims to assess the safety and preliminary accuracy of external jugular venous occlusion pressure measured non-invasively with the venous occlusion pressure monitoring device (CPMX2) in adult CICU patients. As a feasibility study, the primary goal is to gather preliminary data on the feasibility, safety, and effectiveness of the non-invasive CVP estimation method. Although single arm, the study will compare non-invasive CVP measurements with standard invasive CVP measurements taken concurrently. This intra-participant comparative approach is essential to validate the correlation and reliability of the non-invasive method.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Not applicable

Primary location

Yale New Haven Hospital CICU

New Haven, Connecticut, 06520, United States

Location status: Recruiting

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Provision of signed and dated informed consent
  • Admitted to the CICU with invasive CVP/RA pressure monitoring placed by standard of care as determined by the treating team before enrollment
  • No more than moderate TR as assessed by echocardiogram

Exclusion criteria

  • Undergoing positive pressure ventilation (Bipap or invasive mechanical ventilation)
  • Non-visible external jugular vein bilaterally (by visual examination or with traditional ultrasound examination)
  • History of thrombosis in any of the following vessels bilaterally; external jugular vein, internal jugular vein, brachiocephalic vein or superior vena cava
  • Skin lesions, vascular access sites or dressings covering neck and impeding access to the external jugular veins at the level of the muscle belly of the sternocleidomastoid muscle

Treatment and study plan

CPMX2

Device

Non-invasive venous occlusion pressure monitoring device

Primary outcomes

  1. Mean venous pressure to assess accuracy

    Time frame: Day 1

    Mean CPMX2 external jugular occlusion pressure will be compared to invasive CVP measurement in mmHg

  2. Number of adverse events to assess safety

    Time frame: Day 1

    Safety measured by number of adverse events related to or potentially related to the study device and device deficiencies reported during study

  3. Number of device deficiencies to assess safety

    Time frame: Day 1

    Safety measured by number of device deficiencies reported during study

Secondary outcomes

  1. Mean Point-of-care ultrasound (POCUS)-derived pressure measurements

    Time frame: Day 1

    Mean POCUS-derived pressure measurements as defined by current clinical guidelines (calculated using inferior vena cava (IVC) collapsibility and diameter measurements)

Study contacts

Contact information is provided by the study sponsor or research team.

Elliott Miller, MD, MS

CONTACT

[email protected]

203-737-6390

Sponsors and collaborators

Lead sponsor

Yale University

Other

Collaborators

  • Compremium AG

Registry information

Official study title

Non-invasive Central Venous Pressure Estimation in Cardiac Intensive Care

Important dates

Study start
2026
Primary completion
2026
Study completion
2026
First posted
Nov 10, 2025
Registry last updated
Jan 21, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.