# US 2021/0321925 A1 · Ecg monitor device with electrode pad > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2021/0321925 A1 - Document ID: US20210321925A1 - Status: Published application - Kind: A1 - Application number: 17/139,447 - Filed: 2020-12-31 - Published: 2021-10-21 - Earliest claimed: 2020-04-17 - Assignees: Etrog Systems Ltd. - Applicants: Etrog Systems Ltd. - Inventors: Eyal Dov Vardi - Web page: https://patentgrep.com/patent/US20210321925A1 ## CPC - A61B 5/282: Holders for multiple electrodes (for introduction into the body A61B5/287) - A61B 5/256: Wearable electrodes, e.g. having straps or bands - A61B 5/271: Arrangements of electrodes with cords, cables or leads, e.g. single leads or patient cord assemblies - A61B 5/303: {Patient cord assembly, e.g. cable harness} - A61B 5/346: Analysis of electrocardiograms - A61B 5/6831: {Straps, bands or harnesses} - A61B 5/6832: {using adhesives (conductive adhesive for bioelectric electrodes A61B5/259)} - A61B 5/344: Foetal cardiography - A61B 2560/029: adapted for auto-initiation - A61B: DIAGNOSIS; SURGERY; IDENTIFICATION (usefulness limited to only animals A61D) ## Abstract The present invention relates to an ECG monitor device including a removable electrode pad and a monitor element configured for use with a single lead that receives and processes information associated with a plurality of leads. ## Claims ### Claim 1 An ECG monitor device comprising: an ECG monitor element including: a processor; a memory element operatively connected to the at least one processor, the memory element including executable instructions to process ECG data to provide an ECG waveform; a power source; an analog interface operatively connected to the at least one processor; and a communication element operatively connected to the processor and the memory element and configured to send and receive data; and an electrode pad connected to the ECG monitor element including: a first group of electrodes positioned on a first portion of the electrode pad and directly connected to the analog interface; a second group of electrodes positioned on a second portion of the electrode pad, where the second portion of the electrode pad is elastic and extends in a continuous strip from one side of the electrode pad; a multiplexer mounted on the electrode pad and connected to the analog interface, wherein the second group of electrodes is connected to the multiplexor and the multiplexor is operable to selectively provide data from each electrode of the second group of electrodes to the ECG monitor element; wherein the processor processes data from the first group of electrodes and the second group of electrodes to provide electrocardiogram information sufficient to selectively provide an ECG waveform consistent with a single lead electrode and a multiple lead ECG. ### Claim 2 (depends on 1) The ECG monitor device of claim 1, further comprising a connector element electrically connecting the monitor element to the electrode pad. ### Claim 3 (depends on 2) The ECG monitor device of claim 2, wherein the connector element is a magnetic element configured to securely connect the monitor element to the electrode pad. ### Claim 4 (depends on 2) The ECG monitor device of claim 2, wherein the processor provides control information to the multiplexer associated with sampling of data provided by the second group of electrodes. ### Claim 5 (depends on 4) The ECG monitor device of claim 4, wherein the control information indicates a sampling time interval and sampling duration. ### Claim 6 (depends on 4) The ECG monitor device of claim 4, wherein the electrode pad further comprises a pad memory element including identification information associated with a configuration of the electrodes on the electrode pad. ### Claim 7 (depends on 6) The ECG monitor device of claim 6, wherein the processor receives the identification from the pad memory and the control information is based on the identification information. ### Claim 8 (depends on 1) The ECG monitor device of claim 1, wherein the processor processes data provided from the first group of electrodes and the second group of electrodes to provide the electrocardiogram information. ### Claim 9 (depends on 8) The ECG monitor device of claim 8, wherein the processing includes determining electrode input information associated with a respective electrode that provided a first portion of the data. ### Claim 10 (depends on 9) The ECG monitor device of claim 9, wherein the processing includes analyzing a time stamp, a sampling interval and a sampling determination to determine the electrode input information. ### Claim 11 (depends on 8) The ECG monitor device of claim 8, wherein the electrode input information is stored in the memory and used to construct the ECG waveform. ### Claim 12 (depends on 1) A method of testing the ECG monitor device of claim 1, comprising: activating the ECG monitor device of claim 1; receiving, at the ECG monitor device from the electrode pad, test identification information associated with the test to be performed including duration information; determining, by the ECG monitor device, the configuration of the electrode pad; determining, by the ECG monitor device, timing information for data capture of data provided by the electrode pad based at least on the configuration of the electrode pad; receiving, by the ECG monitor device from the electrode pad, first electrode data; determining, by the ECG monitor device, that the first electrode data is valid; wherein, when the first electrode data is invalid, an invalid message is generated and stored in the memory; and otherwise, a valid message is generated and stored in the memory with the first electrode data; determining, by the ECG monitor device, whether valid electrode data has been provided from all electrodes; wherein, when valid data has not been received from all electrodes, the receiving step and determining steps are repeated for second electrode data; and otherwise, a test complete report is generated and saved in memory to indicate that the test has been completed. ### Claim 13 (depends on 12) The method of claim 12, wherein the step of determining the configuration of the electrode pad is based on the identification information. ### Claim 14 (depends on 12) The method of claim 12, wherein the step of determining the configuration of the electrode pad includes comparing the information to stored identification information included in the memory. ### Claim 15 (depends on 12) The method of claim 12, wherein the step of determining the configuration of the electrode pad includes receiving instructions via the communication element. ### Claim 16 (depends on 12) The method of claim 12, wherein the timing information is determined based on the configuration of the electrode pad and a number of leads to be used in providing the ECG waveform. ### Claim 17 (depends on 12) The method of claim 12, wherein the step of determining that the first electrode data is valid is based on noise to signal ratio of the signal including the first electrode data. ### Claim 18 (depends on 12) The method of claim 12, wherein the step of determining that the first electrode data is valid is based on a percentage of detected peaks in the signal including the first electrode data. ### Claim 19 (depends on 12) The method of claim 12, wherein the step of determining that the first electrode data is valid is based on an anticipated wave pattern associated with the electrode pad. ### Claim 20 (depends on 12) The method of claim 12, wherein the test complete report is transmitted to an administrator computer system using the communication element.