Agilent Technologies EXG Manuel d'utilisateur télécharger pdf (Page 31)

Choosing a Report Format

2-9

Chapter 2

Recording an ECG

2Basic Measurements

The basic measurements table gives standard interval and duration measurements in

milliseconds, and limb lead axis measurements in degrees. These are representative

values for the dominant beat pattern in the ECG.

Computerized ECG measurements should always be reviewed and validated by a

qualified physician.

H Calibration Signal. See Table 2-6.

I Filter Settings:

* Artifact Filter (F)

* AC Filter()

* Frequency Response

*Baseline Wander (W)

J Cardiograph settings for speed, and for limb and chest lead sensitivity.

Table 2-5 Basic Measurements

Item Description Units

RATE Heart rate beats per minute

PR PR interval milliseconds

QRSD QRS duration milliseconds

QT QT interval milliseconds

QT interval corrected for rate milliseconds

P Frontal P axis degrees

QRS Frontal mean QRS axis degrees

T Frontal T axis degrees

Table 2-4 Auto Report Annotations (Continued)

Description

NOTE

1 2 ... 26 27 28 29 30 31 32 33 34 35 36 ... 97 98

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Agilent Technologies EXG Manuel d'utilisateur Page 31