90. 定义和缩写USB:Universal Serial Bus
QRS 波:心搏波形的通称
TWA: 心电T 波电交替(T-wave Alternans)
HRT: 心率振荡(heart rate turbulence)
ECG: 心电图(electrocardiogram)
HRV: 心率变异(heart rate variability)
HR: 心率(heart rate)
QTC: correction QT duration
ABP: 动态血压(ambulatory blood pressure)
BPV: 血压变异(blood pressure variability)
SDNN: standard deviation of RR intervals
MSD: mean of the absolute value of successive differences
SDANN: standard deviation of the 5-min means
rMSSD: root mean square of successive differences
VLF: very low frequency power
LF: low frequency power
HF: high frequency power
VLP: 心室晚电位(ventricular late potential)
SAECG: signal-averaged electrocardiogram
SYS:收缩压( systolic pressure)
DIA: 舒张压(diastolic pressure)
MIA: 平均压(mean pressure)
N: 正常波(Normal Beat)
V: 室早波(ventricular ectopic Beat)
S: 房早波(atrial premature beat)
P: 起搏波(Pacemarking Beat)
AF: 房颤(atrial fibrillation)
AFL: 房扑(atrial flutter)
EV: 室性逸搏(ventricular escape)
A: 干扰波(noise beat)前言流程概要