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Davies; David W.
London, E.C.1., GB2
No. of patents:

Patent Number Title Of Patent Date Issued
4905708 Apparatus for recognizing cardiac rhythms March 6, 1990
Apparatus for recognizing cardiac arrhythmias digitalises analog signals which are obtained when carrying out sensing at the heart or on the body and carries out a first differentiation of the digitalised signals. A gradient pattern detector compares the differentiated signals thereby
4790317 Apparatus for recognition and termination of ventricular tachycardia and ventricular fibrillatio December 13, 1988
For automatic recognition of ventricular tachycardia and ventricular fibrillation, pulse sequences are compared which are obtained when sensing at at least one position on each ventricular epicardial surface of a heart. Changes in the sequence of activations and in the timing from pu

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