HRV-Addon
»óǰ¸í(¸ðµ¨¸í) : HRV-Addon (HRV-Addon)
Product Name (Model Name): HRV-Addon (HRV-Addon)
½É¹Úº¯À̵µ (HRV) °ü·Ã ºÐ¼®¹ýµéÀ» Á¦°øÇÏ´Â ¼ÒÇÁÆ®¿þ¾î (Addon ¹æ½Ä)
Software to provide heart rate variability (HRV) related analysis methods (Addon way)
½ÉÀüµµ, ¸ÆÆÄ, ½É¹Ú ÆÞ½ºÅ¸ÀÔ µ¥ÀÌÅ͵ Àû¿ë
Applied to ECG, pulse wave, heart rate pulse type data etc.
½É¹Úº¯À̵µ ¹× ŸÄÚ±×·¥ ÃßÃâ °¡´É
Possible to extract heart rate variability and tachogram
HRV°ü·Ã °¢Á¾ Á֯ļö¿µ¿ª ºÐ¼® (VLF, LF, HF, TP, norm LF, norm HF, LF/HFµî,.)°¡´É
Possible to analyze HRV related various frequency domains (VLF, LF, HF, TP, norm LF, norm HF, LF/HF etc.)
HRV°ü·Ã °¢Á¾ ½Ã°£¿µ¿ª ºÐ¼® (mean HP, mean HR, SDNN, HRV-index, pNN50, RMSSD, SDSDµî,.)°¡´É
Possible to analyze HRV related various time zones (mean HP, mean HR, SDNN, HRV-index, pNN50, RMSSD, SDSD etc.)
¿¬¼Ó ½É¹Ú¼ö ½Ã°è¿¿¡µµ Ȱ¿ë°¡´É (µî°£°Ý º¯À̵µ·Î º¯È¯ °¡´É)
Can be also used for continuous heart rate time series (Can be converted to equal interval variability)
HRV-Addon ±âº»Á¤º¸
HRV-Addon Basic information
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Analysis method
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Overview
Heart Rate Variability, RR-Interval Variability : ¿¬¼ÓÀûÀÎ ½É¹Ú¼ö (Heart Rate)³ª ½É¹Ú°£°Ý (RR-Interval)ÀÇ º¯È¸¦ µî °£°Ý »ùÇøµ Á¶°ÇÀ¸·Î ÃßÃâÇÏ¿© º¸¿©ÁÖ´Â ºÐ¼®¹ý
Heart Rate Variability, RR-Interval Variability: Analysis method of showing changes in continuous heart rate or RR-Interval by extracting them under the condition of the equal interval sampling condition
RR Tachogram : ½ÉÀüµµ(ECG)³ª °¡¼Óµµ ¸ÆÆÄ(SDPTG), beat pulse ÇüÅÂÀÇ ½ÅÈ£µé¿¡ Àû¿ëÇÏ¿© ¿¬¼ÓÀûÀÎ ½É¹Ú°£°Ý (RR-Interval)ÀÇ º¯È¸¦ msec´ÜÀ§·Î º¸¿©ÁÖ´Â ºÐ¼®¹ý
RR Tachogram: Analysis method of showing changes in continuous RR-Interval in msec unit by applying them to signals in the form of ECG or acceleration pulse wave (SDPTG), beat pulse
HR-Tacho to RR-Variability : ºñÆ®(Beat)º° ½É¹Ú¼ö°¡ ¿°ÅµÈ HR-Tachogram ÀÇ ÆÄÇüÀ» µî½Ã°£ °£°ÝÀÇ ½É¹Ú °£°Ýº¯À̵µ (RR-Interval Variability)·Î º¯È¯ÇÏ´Â ºÐ¼®¹ý
HR-Tacho to RR-Variability: Analysis method of converting the envelope of HR-Tachogram in which heart rate by beat is listed to RR-Interval Variability of equal time interval
Probability Distribution (for Tacho) : ½É¹Ú°£°ÝÀÇ È÷½ºÅä±×·¥ ºÐÆ÷¸¦ µ¥ÀÌÅͰ³¼ö¿¡ ´ëÇÑ ÀÇÁ¸¼ºÀÌ ¾øµµ·Ï ¹éºÐÀ²(100%) ½ºÄÉÀÏÀÇ È®·üºÐÆ÷ ÇüÅ·Πº¸¿©ÁÖ´Â ºÐ¼®¹ý
Probability Distribution (for Tacho): Analysis method of showing the histogram distribution of RR-Interval in the form of the probability distribution of percent (100%) scale to ensure that there is no dependence on the number of data
2-D Phase Plot (for Tacho) : V[1], V[2], V[3],¡¦¡¦¡¦¡¦¡¦.,V[N]À¸·Î ±¸¼ºµÈ TachogramÀÇ °ªµéÀ» ´ÙÀ½°ú °°ÀÌ V[n]Ãà°ú V[n+1]ÃàÀ¸·Î ±¸¼ºµÈ 2Â÷¿ø °ø°£¿¡ Á¡µé·Î Ç¥½ÃÇÏ´Â ºÐ¼®¹ý
2-D Phase Plot (for Tacho): Analysis method of indicating the values of Tachogram composed of V[1], V[2], V[3],¡¦¡¦¡¦¡¦¡¦.,V[N] with dots in two-dimensional space consisting of V [n] axis and V [n + 1] axis as follows.
Geometric Triangular-index (for Tacho) : Tachogram À¸·Î ±¸¼ºµÈ È÷½ºÅä±×·¥ÀÇ ±âÇÏÇÐÀû ÆÛÁü Á¤µµ¸¦ Àüü¸éÀû(total number of all RR intervals)À» ÃÖ°í³ôÀÌ (Y)·Î ³ª´©´Â ¹æ½ÄÀ¸·Î Á¤·®È ÇÑ ºÐ¼® ÁöÇ¥
Geometric Triangular-index (for Tacho): Analysis index of quantifying the degree of geometrical spreading of histogram composed of Tachogram in a way of dividing total number of all RR intervals by maximum height (Y)
pNN Parameter (for Tacho) : Tachogram ÀÇ ÀÎÁ¢ÇÑ °ªµé »çÀÌÀÇ Â÷À̰¡ »ç¿ëÀÚ°¡ ¼³Á¤ÇÑ ±âÁغ¸´Ù Å« °æ¿ìµéÀÌ Â÷ÁöÇÏ´Â ºñÀ²À» %´ÜÀ§·Î º¸¿©ÁÖ´Â ºÐ¼® ÁöÇ¥
pNN Parameter (for Tacho): Analysis index of showing the percentage of the cases that the difference between adjacent values of Tachogram is bigger than the standard specified by the user in % unit
Peak Finding : ÃøÁ¤µÈ ¿¬¼ÓÀûÀÎ ÆÞ½º Çü½ÄÀÇ ½ÅÈ£¿¡¼ »ç¿ëÀÚ°¡ ¼³Á¤ÇÑ Á¶°Ç¿¡ ¸Â´Â ¾ç (Positive)¶Ç´Â À½ (Negative)ÀÇ ÇÇÅ©½ÃÁ¡À» ã¾Æ ´ÙÀ½ ±×¸²°ú °°ÀÌ 1·Î Ç¥½Ã, ³ª¸ÓÁö´Â 0À¸·Î Ç¥½ÃµÈ ½Ã°è¿À» ¾ò´Â ºÐ¼®¹ý
Peak Finding: Analysis method of finding the positive or negative peak meeting the condition set by the user in the signal of measured continuous pulse type and obtaining times series of indicating it as 1 and the rest as 0 as shown in the following figure
Peak to Peak Intervals : ÇÇÅ©°£ °£°ÝÀ» ÃßÃâÇÏ´Â ºÐ¼®¹ý
Peak to Peak Intervals: Analysis method of extracting Peak to Peak Intervals
Peak Envelop : ¾ç ¶Ç´Â À½ ¹æÇâ ÇÇÅ©µéÀÇ ³ôÀ̸¦ ¿¬°áÇÑ ÆÄÇü(Envelope)À» ¾ò´Â ºÐ¼®¹ý
Peak Envelop: Analysis method of obtaining envelope connecting the height of positive or negative direction peaks
Peak-intvs Tachogram (for 0-1 Type Peaks) : ¼·Î ´Ù¸¥ ÃøÁ¤ ½ÅÈ£ÀÇ ÇÇÅ©µé °£ÀÇ ½Ã°£ °£°ÝÀ» Tachogram Çü½ÄÀ¸·Î ¾ò´Â ºÐ¼®¹ý
Peak-intvs Tachogram (for 0-1 Type Peaks): Analysis method of obtaining the time interval between peaks of different measuring signals in the form of Tachogram
Absolute Extreme Correction : Á¤»ó ¹üÀ§¸¦ ¹þ¾î³ °ªµéÀ» º¸Á¤ÇÏ´Â ºÐ¼®¹ý
Absolute Extreme Correction: Analysis method of correcting values outside the normal range
HRV-Addon ºÐ¼® ½ÇÀü Ȱ¿ë ¿¹
Examples of HRV-Addon analysis practical utilization
HRV-AddonÀ» ±¸ÀÔÇÏ½Ã¸é ´Ù¾çÇÑ ºÐ¼®µéÀ» Àû¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù.
If buying HRV-Addon, you can apply a variety of analyses.
½ÉÀüµµ¿¡¼ ½É¹Ú°£°Ý º¯À̵µ¿Í ŸÄÚ±×·¥ ÃßÃâ ¿¹
Example of RR-Interval variability and tachogram extraction in ECG
ÃøÁ¤, ÀúÀåµÈ ECGµ¥ÀÌÅÍ´Â º¸Åë ÇǰËÀÚ ¿òÁ÷ÀÓ µîÀ¸·Î ´ÙÀ½°ú °°ÀÌ Ãâ··°Å¸² ÇüÅÂÀÇ ÀâÆÄ°¡ Æ÷ÇԵDZ⠽±´Ù.
Measured, stored ECG data are likely to include artifacts in the form of sloshing as follows due to tge subject¡¯s movements etc.
ÀÌ·± °æ¿ì¿£ ÇÇÅ© ÃßÃâÀÌ ºÎÁ¤È®ÇØÁú ¼ö ÀÖÀ¸¹Ç·Î À̸¦ ¹Ì¸® ¿¹¹æÇÏ´Â Â÷¿ø¿¡¼ Ãâ··°Å¸² ¼ººÐÀ» High Pass Filter ºÐ¼® ¾ÆÀÌÄÜÀ» »ç¿ëÇÏ¿© Á¦°ÅÇØ Á൵ ÁÁ´Ù.
In this case, you may eliminate the sloshing component by using High Pass Filter analysis icon to prevent inaccurate peak extraction in advance.
À̶§ ³ªÅ¸³ª´Â ´ëÈ»óÀÚ¿¡ ´ÙÀ½°ú °°ÀÌ 2HzÁ¤µµ ¼³Á¤Çϸé
À̺¸´Ù ´À¸° ¼ººÐµéÀº Á¦°ÅµÇ¾î ´ÙÀ½°ú °°ÀÌ ÁÖ¿ä RÇÇÅ©´Â »ì¾ÆÀÖÀ¸¸é¼ Ãâ··°Å¸²Àº ¸¹ÀÌ Á¦°ÅµÈ ÆÄÇüÀ» ¾òÀ» ¼ö ÀÖ´Ù.
If setting about 2Hz as follows in the dialog box appearing at this time, you can obtain envelope with less sloshing while major R peak remains as follows because slower components have been removed.
»ó±âÀÇ º£À̽º¶óÀÎÀÌ ¾ÈÁ¤µÈ ½ÉÀüµµ¿¡ RR Interval Variability ºÐ¼® ¾ÆÀÌÄÜÀ» Àû¿ëÇϸé
´ÙÀ½°ú °°ÀÌ ¼öÆòÃàÀÌ µî ½Ã°£ °£°ÝÀ¸·Î »ùÇøµµÈ ½É¹Ú°£°Ý º¯À̵µ ÆÄÇüÀ» ¾òÀ» ¼ö ÀÖ°í
RR Tachogram ºÐ¼® ¾ÆÀÌÄÜÀ» Àû¿ëÇÏ¸é ´ÙÀ½°ú °°ÀÌ ¼öÆòÃàÀÌ ºñÆ® ´ÜÀ§ÀÎ ½É¹Ú °£°Ý ŸÄÚ±×·¥À» ¾ò°Ô µÈ´Ù.
If applying RR Interval Variability analysis icon to ECG with the above stable baseline, you can obtain RR-Interval variability envelope where the horizontal axis is sampled in the same time interval and if applying RR Tachogram analysis icon, you can obtain RR-Interval tachogram that the horizontal axis is the bit unit as follows.
HRV-Addon ±¸¼ºÇ° º¸±â
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