Paper Info
Title
ST Changes Observed in Short Spaced Bipolar Leads Suitable for Patch Based Monitoring
Abstract
This article investigates the selection of optimal ECG leads for the detection of ST changes more likely to appear in patch systems with closely spaced leads. Method: We analysed body surface potential maps (BSPMs) from 44 subjects undergoing PTCA. BSPMs were recorded at 120 sites and these were expanded to 352 nodes (Dalhousie torso) using Laplacian interpolation. A total of 88 BSPMs were investigated. This included the 44 subjects at baseline and the 44 subjects at peak balloon inflation (PBI). At PBI the subjects had various coronary arteries occluded (14 LAD, 15 LCX, 15 RCA). All possible bipolar leads were calculated for each subject. Leads were ranked based on the maximum ST-segment change between baseline and PBI for each subject. Leads with electrode spacing of more than 100 mm were excluded. The highest ranked lead was chosen as the short spaced lead (SSL) on the anterior torso. Result: The median ST-segment change for the chosen SSL for each vessel was LAD = 134 μV, LCX = 65 μV, RCA = 166 μV. The maximum ST segment change observed for the same lead was LAD = 277 μV, LCX = 166 μV, RCA = 257 μV. For comparison, the highest median observed on the 12-lead ECG for each vessel was LAD = 137 μV (V3), LCX = 130 μV (III), RCA = 196 μV (III).
Year
DOI
Venue
2019
10.23919/CinC49843.2019.9005658
2019 Computing in Cardiology (CinC)
Keywords
DocType
ISSN
RCA,possible bipolar leads,LCX,LAD,peak balloon inflation,BSPMs,Dalhousie torso,analysed body surface potential maps,closely spaced leads,patch systems,optimal ECG leads,short spaced bipolar leads,ST changes,12-lead ECG,maximum ST segment change,median ST-segment change,short spaced lead,highest ranked lead,electrode spacing,maximum ST-segment change
Conference
2325-8861
ISBN
Citations 
PageRank 
978-1-7281-5942-3
0
0.34
References 
Authors
0
6
Name
Order
Citations
PageRank
Michael Jennings100.34
Daniel Gueldenring2106.55
RR Bond36830.02
Ali Rababah403.04
McLaughlin, J.5411.37
Dewar D. Finlay68722.60