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带有电容式传感器的心动记波仪系统及其在心脏壁运动测量中的初步应用。

Cardiokymograph system with a capacitance transducer and its preliminary application in the measurement of heart wall movement.

作者信息

Ge W Q, Luo Z C, Jin J, Huang Y C, Wang S, Lui S J

机构信息

Occupational Health Department, School of Public Health, Beijing Medical University, Peoples Republic of China.

出版信息

Med Biol Eng Comput. 1998 Jan;36(1):22-6. doi: 10.1007/BF02522853.

DOI:10.1007/BF02522853
PMID:9614744
Abstract

A novel cardiokymograph system is introduced. The new system features a capacitance transducer with increased sensitivity and can be used in multichannel measurements. The novelty of this technique is the injection of a current into the patient coupled with the use of a capacitive displacement transducer and the possibility of multichannel monitoring. It provides for the possibility of removing breath noise when some signal processing technique, such as adaptive filtering, is used. Further investigation is needed to demonstrate clinical significance and pathologies.

摘要

介绍了一种新型心动图系统。新系统的特点是采用了灵敏度更高的电容式传感器,可用于多通道测量。该技术的新颖之处在于向患者注入电流,同时使用电容式位移传感器以及进行多通道监测的可能性。当使用诸如自适应滤波等一些信号处理技术时,它提供了消除呼吸噪声的可能性。需要进一步研究以证明其临床意义和病理情况。

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Cardiokymograph system with a capacitance transducer and its preliminary application in the measurement of heart wall movement.带有电容式传感器的心动记波仪系统及其在心脏壁运动测量中的初步应用。
Med Biol Eng Comput. 1998 Jan;36(1):22-6. doi: 10.1007/BF02522853.
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本文引用的文献

1
Noninvasive diagnosis of coronary artery disease: the cardiokymographic stress test.
Circulation. 1980 Mar;61(3):579-89. doi: 10.1161/01.cir.61.3.579.
2
Physical principles of the displacement cardiograph including a new device sensitive to variations in torso resistivity.位移心动描记器的物理原理,包括一种对躯干电阻率变化敏感的新装置。
IEEE Trans Biomed Eng. 1981 Oct;28(10):702-10. doi: 10.1109/TBME.1981.324664.
3
Factors determining the waveform of cardiokymography.决定心动描记图波形的因素。
Jpn Heart J. 1981 Mar;22(2):191-200. doi: 10.1536/ihj.22.191.
4
Accuracy of cardiokymography during exercise testing: results of a multicenter study.运动试验期间心动记波图的准确性:一项多中心研究的结果
J Am Coll Cardiol. 1985 Sep;6(3):502-9. doi: 10.1016/s0735-1097(85)80105-4.
5
Isochronal map of chest wall vibration with cardiokymography.心动记波摄影术的胸壁振动等时线图
Comput Methods Programs Biomed. 1988 Mar-Apr;26(2):105-13. doi: 10.1016/0169-2607(88)90033-8.
6
Noninvasive detection of ventricular wall motion by electromagnetic coupling. Part 2: Experimental: cardiokymography.通过电磁耦合对心室壁运动进行无创检测。第2部分:实验:心动记波法。
Med Biol Eng Comput. 1991 Mar;29(2):141-8. doi: 10.1007/BF02447099.
7
Noninvasive detection of ventricular wall motion by electromagnetic coupling. Part 1. Theory: the changes in the reflected impedance of a coil over a semi-infinite medium with properties ranging from lossy dielectric to a conductor.通过电磁耦合对心室壁运动进行无创检测。第1部分。理论:线圈在从有损电介质到导体等不同特性的半无限介质上反射阻抗的变化。
Med Biol Eng Comput. 1991 Mar;29(2):136-40. doi: 10.1007/BF02447098.
8
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9
The displacement cardiograph.位移心动图仪。
IEEE Trans Biomed Eng. 1976 Jan;23(1):49-54. doi: 10.1109/tbme.1976.324615.