Non-invasive haemodynamics to probe physiology and echocardiographic dyssynchrony in chronic heart failure

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN74789510

Enrollment

Registered

2010-04-29

Start date

2008-12-01

Completion date

Unknown

Last updated

2015-01-13

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Topic: Diabetes Research Network

Interventions

Patients are recruited and pacemaker settings are changed. Echocardiographic measurements are taken multiple times at each setting and the optimal for each parameter identified. Study entry: registra

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Aged 18 years or above, either sex 2. Ejection fraction less than 40% 3. Biventricular pacemaker in situ

Exclusion criteria

Exclusion criteria: 1. Poor lead position 2. Pure diastolic dysfunction in the absence of systolic dysfunction 3. Decompensated heart failure

Design outcomes

Primary

Measure	Time frame
The optimal pacemaker setting from echo techniques is compared against our gold standard (BP).	—

Secondary

Measure	Time frame
Not provided at time of registration	—

Countries

United Kingdom

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Feb 4, 2026