Data Collection Study of Wedge Pressure Data in Patients With CRT-D Devices
Public ClinicalTrials.gov record NCT00811551. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
zWedge Clinical Feasibility IDE Study
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
zWedge is a clinical feasibility IDE study. The objective is to characterize the relationship between intra-thoracic impedance measurements obtained from a CRT-D device and pulmonary capillary wedge pressure (PCWP) measured via a right heart catheterization (RHC) acutely and over time.
Study identification
- NCT ID
- NCT00811551
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 22 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Healthy volunteers not accepted
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Nov 30, 2008
- Primary completion
- Mar 31, 2011
- Completion
- Mar 31, 2011
- Last update posted
- Feb 3, 2019
2008 – 2011
United States locations
- U.S. sites
- 7
- U.S. states
- 7
- U.S. cities
- 7
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Little Rock Cardiology Clinic | Little Rock | Arkansas | 72211 | — |
| Huntington Memorial Hospital | Pasadena | California | 91105 | — |
| Colorado Springs Cardiology | Colorado Springs | Colorado | 80907 | — |
| The Emory Clinic - Crawford Long Hospital | Atlanta | Georgia | 30308 | — |
| Midwest Heart Research Foundation | Lombard | Illinois | 60148 | — |
| Lahey Clinic Medical Center | Burlington | Massachusetts | 01805 | — |
| St. Thomas Hospital Heart | Nashville | Tennessee | 37205 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT00811551, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Feb 3, 2019 · Synced Sep 5, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT00811551 live on ClinicalTrials.gov.