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Heart FailureNCT03923673

Minimally Invasive Pericardiotomy as a New Treatment for Heart Failure

A study testing Pericardiotomy in people with Heart Failure, run by Mayo Clinic at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Researchers are studying the safety and efficacy of a minimally invasive treatment called a pericardiotomy, which creates a small opening in the sac that surrounds the heart. Researchers will test the short and long term effects of this procedure by monitoring subjects heart function and symptoms. Read more about this study

Who is it for?
Ages 30 years and older
Conditions the study is for
Heart Failure
What is being tested?
Pericardiotomy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
4 participants
Where
1 siteUnited States
Study dates
1 May 2019to 15 Oct 2020
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 30 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Age ≥ 30 years
  • Symptoms of severe dyspnea (III-IV) without evidence of a non-cardiac or ischemic explanation for dyspnea
  • EF of > or = 50% determined on most recent imaging study within the preceding 5 years, with no change in clinical status suggesting potential for deterioration in systolic function
  • One of the following:
  • Previous hospitalization for HF with radiographic evidence (pulmonary venous hypertension, vascular congestion, interstitial edema, pleural effusion) of pulmonary congestion or
  • Catheterization documented elevated filling pressures at rest (PCWP ≥15 or LVEDP ≥18) or with exercise (PCWP ≥25) or
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  • Elevated NT-proBNP (>400 pg/ml) or BNP(>200 pg/ml) or
  • Echo evidence of diastolic dysfunction/elevated filling pressures manifest by medial E/e' ratio≥15 and/or left atrial enlargement and chronic treatment with a diuretic for signs or symptoms of heart failure
  • Heart failure is primary factor limiting activity as indicated by answering # 2 to the following question: My ability to be active is most limited by:
  • Joint, foot, leg, hip or back pain
  • Shortness of breath and/or fatigue and/or chest pain
  • Unsteadiness or dizziness
  • Lifestyle, weather, or I just don't like to be active
  • Ambulatory (not wheelchair / scooter dependent)

Who cannot join

  • Recent (< 1 month) hospitalization for heart failure
  • Left or right ventricular dilatation noted on cardiac imaging study prior to enrollment (either echocardiography or MRI).
  • Any hemoglobin (Hgb) < 8.0 g/dl within 30 days prior to randomization
  • Any GFR < 20 ml/min/1.73 m2 within 30 days prior to randomization
  • Significant alternative cause of dyspnea such as severe chronic obstructive pulmonary disease that is a primary contributor to symptoms in the opinion of the investigator
  • Ischemia thought to contribute to dyspnea in the opinion of the investigator
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  • Acute coronary syndrome within 3 months defined by electrocardiographic (ECG) changes and biomarkers of myocardial necrosis (e.g., troponin) in an appropriate clinical setting (chest discomfort or anginal equivalent)
  • PCI, coronary artery bypass grafting, or new biventricular pacing within past 3 months
  • Obstructive hypertrophic cardiomyopathy
  • Known infiltrative cardiomyopathy (amyloid)
  • Pericardial disease (constriction, pericarditis, tamponade)
  • Active myocarditis
  • Complex congenital heart disease
  • Active collagen vascular disease
  • Significant valvular heart disease (greater than mild stenosis or greater than moderate regurgitant lesions)
  • Acute or chronic severe liver disease as evidenced by any of the following: encephalopathy, variceal bleeding, INR > 1.7 in the absence of anticoagulation treatment
  • Terminal illness (other than HF) with expected survival of less than 1 year
  • Enrollment or planned enrollment in another therapeutic clinical trial in next 3 months.
  • Inability to comply with planned study procedures
  • Pregnancy or breastfeeding mothers

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Mayo Clinic in Rochester

    Rochester, Minnesota, 55905

Other trials in United States

About this study

Official title: TtP: Minimally Invasive Pericardiotomy as a New Treatment for Heart Failure (Transform the Practice)

Researchers are studying the safety and efficacy of a minimally invasive treatment called a pericardiotomy, which creates a small opening in the sac that surrounds the heart. Researchers will test the short and long term effects of this procedure by monitoring subjects heart function and symptoms.

Conditions
Heart Failure
Being tested
Pericardiotomy
Medical subject headings
Heart Failure

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • PericardiotomyProcedure or surgery

    The minimally invasive procedure that creates a small opening in the sac that surrounds the heart.

Study groups in NCT03923673
Study groupRoleWhat they receive
Subjects with Heart Failure with Preserved Ejection FractionExperimentalSubjects with Heart Failure with Preserved Ejection Fraction (HFpEF) will receive a minimally invasive treatment called a pericardiotomy.
Receives: Procedure: Pericardiotomy

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Major Adverse Cardiac and Cerebrovascular Events

    The number of major cardiac and cerebrovascular events reported.

    Measured: 6 months

  2. Change in left ventricular filling pressures during volume loading

    The number of subjects to demonstrate an increase in pulmonary capillary wedge pressure in response to volume loading after pericardiotomy vs. prior to pericardiotomy.

    Measured: baseline, 6 months

Secondary outcomes (2)
  1. Change in Quality of Life

    Measured using Kansas City Cardiomyopathy Questionnaire (KCCQ)

    Measured: baseline, 6 months

  2. Change in exercise capacity

    Measured by Cardiopulmonary Exercise Testing

    Measured: baseline, 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted22 Apr 2019
  2. Study start1 May 2019
  3. Primary completion15 Oct 2020
  4. Study completion15 Oct 2020

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
4 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03923673
Sponsor's protocol ID
18-010106
Status last verified
Aug 2022
First submitted
16 Apr 2019
Last updated
2 Aug 2022
Results posted
No
Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A study testing Pericardiotomy in people with Heart Failure, run by Mayo Clinic at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 14 inclusion and 20 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 2 Aug 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Major Adverse Cardiac and Cerebrovascular Events (time frame: 6 months). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 2 Aug 2022.

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