Hol·ter monitor (h l t r)n. A portable device used to measure the electrical activity of the heart over an extended period of time, allowing detection of intermittent arrhythmias and other electrical disturbances. |
Holter monitor
A small machine, worn by a patient usually for 24 hours, that continuously records the patient's EKG during usual daily activity.
Mentioned in: Electrophysiology Study of the Heart
Holter monitor
Etymology: Norman J. Holter, American biophysicist, 1914-1983; L, monere, to remind
trademark for a device for making prolonged electrocardiograph recordings (usually 24 hours) on a portable tape recorder while the patient conducts normal daily activities. The patient also may keep an activity diary for the purpose of comparing daily events with electrocardiographic tracings. Also called ambulatory electrocardiograph.
monitor [mon´ĭ-ter]
1. to check constantly on a given condition or phenomenon, e.g., blood pressure or heart or respiration rate.
2. an apparatus by which such conditions or phenomena can be constantly observed and recorded.
ambulatory ECG monitor a portable continuous electrocardiograph recorder, typically monitoring two channels for 24 hours; it is used to detect the frequency and duration of cardiac rhythm disturbances and to assess pacemaker programming. The term is sometimes used synonymously with Holter monitor.
apnea monitor a device with alarms, used to detect cessation of breathing, most commonly used in neonates and infants who have demonstrated apnea or who may be at risk for developing apnea. These monitors can be used in the hospital or in the patient's home.
Holter monitor a type of ambulatory ECG monitor.
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