Einthoven law

E819344

biophysics law electrocardiography principle

Einthoven law is a fundamental electrocardiography principle stating that, at any given instant, the electrical potential of one limb lead equals the sum or difference of the potentials of the other two standard limb leads.

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Observed surface forms (1)

Surface form	Occurrences
Einthoven’s law	1

Statements (40)

Predicate	Object
instanceOf	biophysics law ⓘ electrocardiography principle ⓘ
appliesTo	Lead I ⓘ Lead II NERFINISHED ⓘ Lead III NERFINISHED ⓘ bipolar standard limb leads I II III ⓘ standard limb leads ⓘ
assumes	closed electrical circuit between limb electrodes ⓘ linear superposition of cardiac electrical vectors ⓘ
basedOn	Einthoven triangle model NERFINISHED ⓘ
category	medical eponym ⓘ
componentOf	classical 12‑lead ECG theory ⓘ
describes	linear relationship among limb lead potentials ⓘ
field	cardiology ⓘ electrocardiography ⓘ electrophysiology ⓘ
formulation	Lead I + Lead III = Lead II ⓘ Lead I = Lead II − Lead III ⓘ Lead II = Lead I + Lead III ⓘ Lead III = Lead II − Lead I ⓘ
hasDomain	cardiac electrophysiology ⓘ human physiology ⓘ
historicalContext	formulated in early 20th century ⓘ
implies	only two standard limb leads carry independent information ⓘ standard limb leads are not independent ⓘ
namedAfter	Willem Einthoven NERFINISHED ⓘ
relatedConcept	Einthoven triangle NERFINISHED ⓘ bipolar limb leads ⓘ vectorcardiography NERFINISHED ⓘ
relatesQuantity	ECG voltage ⓘ electrical potential ⓘ
states	at any given instant the potential of one limb lead equals the sum or difference of the potentials of the other two limb leads ⓘ
usedFor	checking ECG lead placement consistency ⓘ detecting limb lead reversal ⓘ quality control of ECG recordings ⓘ
usedIn	ECG education ⓘ ECG signal analysis algorithms ⓘ clinical ECG interpretation ⓘ
validWhen	body volume conductor approximates homogeneity ⓘ electrodes are placed correctly on limbs ⓘ

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Einthoven triangle → relatedConcept → Einthoven law ⓘ

Einthoven → hasNameInFormula → Einthoven law ⓘ

subject surface form: Willem Einthoven

this entity surface form: Einthoven’s law