DocumentCode
2963517
Title
ECG sampling unit for electrosurgical environments
Author
Jankauskas, G.T. ; LaCourse, J.R. ; Selikowitz, S.M.
Author_Institution
Dept. of Electr. & Comput. Eng., New Hampshire Univ., Durham, NH, USA
fYear
1988
fDate
10-11 Mar 1988
Firstpage
79
Lastpage
81
Abstract
Electrocardiography (ECG) monitoring during electrosurgery may become greatly distorted from the interference of the radio-frequency (RF) signals generated by the electrosurgical unit. A solution to this problem is discussed. In the ECG sampling unit the RF function generator used to drive an RF power amplifier for the cutting signal for the wand is controlled in such a way that a sample of the ECG is taken while the generator is off. This is done without significantly altering the cutting signal
Keywords
biomedical electronics; electrocardiography; surgery; ECG sampling unit; RF power amplifier; RF signal interference; cutting signal; electrosurgery; Distortion; Electrocardiography; Monitoring; Power amplifiers; RF signals; Radio frequency; Radiofrequency amplifiers; Radiofrequency interference; Sampling methods; Signal generators;
fLanguage
English
Publisher
ieee
Conference_Titel
Bioengineering Conference, 1988., Proceedings of the 1988 Fourteenth Annual Northeast
Conference_Location
Durham, NH
Type
conf
DOI
10.1109/NEBC.1988.19348
Filename
19348
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