Patent ID: 11969251
Assignee: HEARTBEAM, INC.
Field: Medical technology (Instruments)
Classification: CPC A  G | IPC A  G

Claim 13:
14. A method of detecting a cardiac signal from a subject, the method comprising:
operating an apparatus in a first mode when a first wrist band portion of the apparatus is coupled to a second wrist band portion of the apparatus and worn on the subject's wrist;
operating the apparatus in a second mode when the first wrist band portion is uncoupled from the second wrist band portion, the operation in the second mode comprising:
placing the first wrist band portion and the second wrist band portion of the apparatus against the subject's chest so that a first electrode on an inner surface of the first wrist band portion is in contact with the subject's chest and a second electrode on an inner surface of the second wrist band portion is in contact with the subject's chest, wherein the first electrode is separated from the second electrode by a distance greater than a diameter of the subject's heart;
placing a finger of a first hand against a third electrode on an outer surface of the apparatus and a finger of a second hand against a fourth electrode of the apparatus to hold the apparatus against the subject's chest; and
measuring electrocardiogram (ECG) information from the first, second, third and fourth electrodes.