Biological signal detection apparatus Holter electrocardiograph and communication system of biological signals
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Abstract
A communication system has a Holter electrocardiograph having a biological signal detection apparatus having a transmitter 10 for processing and telemetering signals detected by a plurality of electrodes supported on supports for detecting biological signals, a receiver 14 for receiving the signal telemetered from the transmitter, demodulating the received signal, and outputting the demodulated signal to a biological signal input section of required record means, and a recorder 16 having record means for recording the demodulated signal by the receiver. The recorder of the Holter electrocardiograph has transmitting and receiving means 17 for telemetering the signal stored in the record means, receiving an external transmission signal, and telemetering some or all of the signals stored in the record means as instructed by the external transmission signal. A biological signal input apparatus PC having transmitting and receiving means for inputting signals and transmitting and receiving communication information to and from the transmitting and receiving means of the recorder of the Holter electrocardiograph through a relay transmitter-receiver 19 and a wide area network. An electrode 4 for detecting a biological signal and a loop antenna 3 are integrally mounted on a support 2 placed on the surface of a living body and a transmitter 5 is placed on the support 2. A biological signal detected on the electrode 4 is input through a connector 11 to electric circuitry 10 of the transmitter 5 and an electric signal processed by the electric circuitry 10 is output through connectors 12 and 13 to both ends of the loop antenna 3 from which the biological signal is emitted to a receiver. At this time, the opening face of the loop antenna 3 is in a direction almost perpendicular to the surface of a living body for improving sensitivity.
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Citations
18 Claims
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1-17. -17. (canceled)
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18. A biological signal detection system comprising:
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a first electrode group for detecting a biological signal;
a first support, adapted to be attached to living tissue, for supporting said first electrode group;
a second electrode group for detecting a biological signal;
a second support, attached to the living tissue surface, for supporting said second electrode group; and
a transmitter including;
an electric circuit for processing the signals detected by said first and second electrode groups;
a first connection section for electrically connecting said first electrode group to said transmitter and fixing said transmitter directly onto said first support and a second connection section for electrically connecting signal lines from said electrodes of said second electrode group to said transmitter;
a housing;
detachable storage means, contained in said housing and detachable from said housing, for storing the signals processed by said electric circuit;
a receiver for receiving the signal telemetered from the transmitter and for demodulating the received signal, the receiver including;
a terminal for outputting the demodulated signal to a biological signal input section of said storage means; and
a recorder including;
record means for recording the demodulated signal output from the terminal of the receiver, wherein said electric circuit telemeters the detected signals;
a first transmitting and receiving means for telemetering the signal stored in the record means, for receiving an external transmission signal, and for telemetering some of all of the signals stored in the record means as instructed by the external transmission signal, the recorder including the first transmitting and receiving means, a biological signal input apparatus including;
a second transmitting and receiving means for inputting signals and for transmitting and receiving communication information to and from the first transmitting and receiving means through a relay transmitter-receiver and a wide area network.
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Specification