EP3193702A1 - Double électrode, vêtement, procédé et dispositif d'électrocardiogramme - Google Patents

Double électrode, vêtement, procédé et dispositif d'électrocardiogramme

Info

Publication number
EP3193702A1
EP3193702A1 EP15767088.6A EP15767088A EP3193702A1 EP 3193702 A1 EP3193702 A1 EP 3193702A1 EP 15767088 A EP15767088 A EP 15767088A EP 3193702 A1 EP3193702 A1 EP 3193702A1
Authority
EP
European Patent Office
Prior art keywords
electrode
patient
electrode portion
double
electrocardiogram
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15767088.6A
Other languages
German (de)
English (en)
Inventor
Markus Riemenschneider
Jürgen SAUERZAPF
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Personal Medsystems GmbH
Original Assignee
Personal Medsystems GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Personal Medsystems GmbH filed Critical Personal Medsystems GmbH
Publication of EP3193702A1 publication Critical patent/EP3193702A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/6804—Garments; Clothes
    • A61B5/6806—Gloves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/251—Means for maintaining electrode contact with the body
    • A61B5/256—Wearable electrodes, e.g. having straps or bands
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/25—Bioelectric electrodes therefor
    • A61B5/279—Bioelectric electrodes therefor specially adapted for particular uses
    • A61B5/28—Bioelectric electrodes therefor specially adapted for particular uses for electrocardiography [ECG]
    • A61B5/282—Holders for multiple electrodes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
    • A61B5/316—Modalities, i.e. specific diagnostic methods
    • A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
    • A61B5/332—Portable devices specially adapted therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/6804—Garments; Clothes
    • A61B5/6805—Vests

Definitions

  • the present invention generally relates to a double electrode, a garment with a double electrode, a method and an electrocardiogram device for measuring an electrocardiogram.
  • Electrodes that are placed at predetermined locations on the human or animal body are used to measure electrical potentials originating from the cardiac muscle fibers.
  • different leads are defined, such as e.g. the derivation to Einthoven, Goldberger, Wilson, etc.
  • At least one 12-lead ECG with the leads to Einthofen (I, II, III), Goldberger (aVR, aVL, aVF) is known according to medical guidelines. and Wilson (V1 -V6) required.
  • the posterior wall (V7-V9) or right-hand lead (VR3 - VR6) may also need to be written. These are also referred to below as "classical derivatives”.
  • the object of the present invention is to improve the measurement of an electrocardiogram.
  • the present invention provides a dual electrode for measuring an electrocardiogram of the heart of a patient, comprising: a first electrode portion for placement at a first body site of the patient; and a second electrode portion for placing at a second body site of the patient other than the first body site, wherein the first electrode portion and the second electrode portion are electrically separated from each other.
  • the present invention provides a garment with a double electrode according to the first aspect.
  • the present invention provides a method for measuring an electrocardiogram of the heart of a patient, comprising: applying a double electrode according to the first aspect and / or applying a hand according to the second aspect, on a hand of the patient so that the first electrode portion is placed on the surface of the patient's hand; Placing the second electrode portion at a body site of the patient; and measuring the electrocardiogram.
  • the first electrode portion is disposed on the inner surface of the shirt-like garment contacting the upper body of the patient (and thus automatically contacts the surface of the patient at a predetermined position), and the second electrode portion is manually passed The patient is contactable arranged on the outer surface of the shirt.
  • the present invention provides an electrocardiogram apparatus for measuring an electrocardiogram of the heart of a patient, comprising: at least one double electrode according to the first aspect; and a controller electrically coupled to the dual electrode and configured to receive electrical electrode signals from the dual electrode and to receive an electrocardiogram.
  • Fig. 1 illustrates the known EASI delivery system
  • Fig. 2 shows a modified ECG lead-off system according to an embodiment of the present invention
  • Fig. 3 illustrates an embodiment of a double electrode
  • Fig. 4a shows an embodiment of a glove with a double electrode in a plan view of the inside of the glove
  • Fig. 4b shows the glove in a cross-sectional view
  • Fig. 5 shows an embodiment of an ECG device with two double electrodes
  • Fig. 6 illustrates an embodiment of a method for receiving an ECG.
  • FIG. 3 an embodiment of a double electrode 10 is illustrated.
  • known electrocardiogram devices are used to generate an electrocardiogram of the heart, with electrodes placed at predetermined locations on the human body measuring electrical potentials originating from the cardiac muscle fibers.
  • different leads are defined, such as e.g. the leads according to Einthoven, Goldberger, Wilson, etc.
  • the electrodes which are glued or otherwise attached to the body for the acquisition of the electrocardiogram, are typically, as mentioned, in each case connected via an electrode cable to the electrocardiogram device and depending on the derivative used, 12, 6, 4 or another number of electrodes with a corresponding number of electrode cables are used.
  • the posterior wall (V7-V9) or right-hand lead (VR3 - VR6) may also need to be written.
  • These are also referred to below as “classical derivatives.” In some embodiments, such classical derivations conditions for use.
  • EASI lead at least 4 electrodes are to be attached to the body of the patient.
  • the lead-off system e.g. according to EASI requires the following electrode arrangement in a patient 1, as shown in Fig. 1:
  • This electrode configuration biases a tetrahedron, which is indicated in Figure 1 by the dashed lines.
  • the tetrahedron completely describes the electrical activity. All other classical derivatives, such as those mentioned above, can be calculated from these tetrahedral derivatives in some embodiments (see, for example, US 4850370 A).
  • the arms act electrically like a cable, so that based on the EASI-derivative of Fig. 1, the electrical contact points "I" and "A” only about 20 cm up in Move the direction of the transition between upper arm and upper body when the electrodes are attached to the positions shown in Fig. 2 "RA" and "LA” in the left and right hand.
  • the electrodes are attached to the patient's arms is therefore largely irrelevant in some embodiments, especially when these points of contact move in the region of the hand.
  • the abutment points on the arms can be freely determined in some embodiments, e.g. Forearm, wrist area, hand itself (inner surface, one of the fingers, thumb ball, etc.).
  • Forearm e.g.
  • wrist area e.g.
  • hand e.g.
  • inner surface e.g.
  • the reference electrode in each case being located at the various contact points "E", “S”, “LA”, “RA”, as shown in FIG. 2. Accordingly, the reference electrode may be freely selected in some embodiments. This results in 4 measuring arrangements with different voltage vectors U (MV1), U (MV2) and U (MV3):
  • U (MV1, RA) U (RA) -U (E)
  • U (MV2, RA) U (RA) -U (LA)
  • U (MV3, RA) U (RA) -U (S )
  • the calculation possibilities are not limited to the abovementioned classical derivatives, but all other possible derivatives which result from the linear combination of the measured vectors can also be calculated.
  • Fig. 2 illustrated embodiment of the invention the boundary conditions for the choice of the 2 investment points next to "LA” and "RA”: 3 resulting voltage vectors must be linearly independent and the contact points must be chosen so that a tetrahedron results (ie an attachment point can also be located, for example, in the neck / back / etc. of a patient).
  • one or more double electrodes may be expedient for the electrode arrangement of FIG. 2 and also for other derivatives.
  • some embodiments relate to a dual electrode for measuring an electrocardiogram of the heart of a patient comprising a first electrode portion for placement at a first body site of the patient and a second electrode segment for placement at a second body site of the patient other than the first body site ,
  • the first electrode portion and the second electrode portion are electrically separated from each other.
  • the first and second electrode sections each form an electrode for receiving electrical potentials of the heart.
  • the first and second body location could be a position at which one of the known classical derivatives is measured.
  • the first and second body locations are one of the positions "E", "S", “LA” and "RA" as discussed in connection with FIG. 2.
  • “Placing an electrode section at a body site of the patient” also includes the case - as in the exemplary embodiment according to the invention described herein in the context of a shirt-like garment - that an electrode portion is not always in contact with the patient, but for example, briefly keyed / gripped to allow a potential measurement.
  • the electrode sections of the double electrode may be formed of a conductive material, such as metal, a metallic and / or other electrically conductive coating, which is, for example, arranged on a plastic body, etc.
  • the two electrode sections may be arranged arbitrarily. In some embodiments, however, they are oppositely disposed, with an electrical insulation layer being sandwiched between the electrode sections.
  • the double electrode can each have an electrical line for an associated electrode section.
  • the electrode sections may be flat, flat or otherwise designed.
  • the two electrode sections are arranged "back-to-back” in a housing and electrically separated from one another
  • Such a double electrode offers two electrical contacts which, as mentioned, can serve as electrodes for an electrocardiogram derivation (hereinafter also "ECG"). Derivative or just called “derivative”).
  • the double electrode can, for. B. be designed as an adhesive electrode (eg., Wet gel, dry gel), have a possibility for contacting an adhesive electrode (eg., Wet gel, dry gel) and / or designed as a suction electrode.
  • an adhesive electrode eg., Wet gel, dry gel
  • ECG electrocardiogram
  • twin electrodes may be used.
  • two double electrodes for example, arranged as follows:
  • the first double electrode is placed with its first electrode portion at the position "RA", for example, index finger, middle finger, palm, or the like of the patient's right hand and right arm, respectively.
  • RA for example, index finger, middle finger, palm, or the like of the patient's right hand and right arm, respectively.
  • the first double electrode is brought with its second electrode portion by lifting the arm to the position "S", i.e. above the sternum of the patient.
  • the second double electrode is placed with its first electrode portion at the position "LA", for example, left index finger, middle finger, palm, or the like of the patient's left hand and left arm, respectively.
  • LA for example, left index finger, middle finger, palm, or the like of the patient's left hand and left arm, respectively.
  • the second double electrode is brought with its second electrode portion by lifting the arm to the position "E", i.e. below the breastbone of the patient.
  • the second electrode portion of the first double electrode can be brought to the position "E" and the second electrode portion of the second double electrode to the position "S".
  • a patient can derive a full-fledged ECG by contacting two double electrodes, one on each hand, each with two different body locations (for example position "E” and "S") with a corresponding ECG device. Therefore, in some embodiments, by using the double electrode, the ECG can be recorded as quickly or even faster than with known 1-channel ECG recorders, but with the difference that, depending on the embodiment, the diagnostic capabilities of the classical leads are available.
  • the dual electrode or the first and / or the second electrode portion is adapted to a shape of the first and / or second body location, for example to a finger, fingertip, forearm portion, wrist, thorax portion, etc.
  • the first one is and / or the second electrode portion cup-shaped for placement on a ball of the thumb.
  • the first and / or the second electrode section can also be designed as contact shells for the ball of the thumb so that they additionally act as a Can serve packaging for the electrode cable, which contacts the electrode sections.
  • Some embodiments relate to a glove having one (or more) double electrode as described above.
  • the first electrode portion may be disposed inside the glove for contacting a handball or other portion of the hand (e.g., fingertip) and the second electrode portion may be attached to the surface, e.g. the inside, the glove be arranged.
  • the second electrode portion e.g. contacting a site of the breast (e.g., the "E" or "S" position).
  • a 1-channel ECG lead can be recorded with a glove and an EKG lead can be taken as explained in connection with FIG. 2 when two such gloves are used.
  • ECG delivery via the glove makes it possible for persons, such as athletes (for example racing cyclists), to dispense with a chest strap for heart rate measurement and, in addition to the heart rate, also to measure a 1-channel ECG.
  • the second electrode portion on the outside of the glove z. B. lie on a fingertip.
  • the same measuring principle above with the aid of a glove according to the invention can also be realized with the aid of a shirt-like piece of clothing.
  • the first electrode portion in different possible embodiment
  • the second electrode portion is arranged on the outer surface of the shirt-like garment, so that it can be easily touched by the hand of the patient wearing the shirt-like garment. In the case of touch then the measurement / imaging, etc. takes place.
  • Some embodiments also relate to a method for measuring an electrocardiogram of the heart of a patient, as has already been partially explained above.
  • the method comprises applying at least one double electrode as described above and / or applying a glove having a double electrode as described above to an arm Hand of the patient, so that the first electrode portion is placed on the surface of the arm or the hand of the patient.
  • the method further includes placing the second electrode portion at a body site of the patient, such as the "E" or "S” position.
  • the electrocardiogram is measured, eg with an ECG device.
  • the method further comprises applying a second double electrode and / or applying a second glove so that the first electrode portion of the second double electrode is placed on the surface of the other arm or the other hand of the patient.
  • the method includes placing the second electrode portion at a second body site of the patient, e.g. also the "E" or "S" position that is not yet occupied. This makes it possible, as stated above, to quickly record an ECG, from which the classical derivatives can be calculated.
  • Some embodiments relate to an electrocardiogram device for measuring an electrocardiogram of the heart of a patient, the electrocardiogram device comprising at least one dual electrode as described above, and a controller electrically coupled to the double electrode and configured to receive electrical electrode signals from the double electrode and an electrocardiogram take.
  • the electrocardiogram device includes at least two double electrodes
  • the controller is further configured to calculate a derivative of electrode signals located on the patient's left arm, right arm, above the breastbone, and below the sternum of the patient, that is, the position discussed above "E", "S”, “RA”, “LA” are picked up by the first and second double electrodes.
  • the controller may be configured to perform the calculations discussed above in connection with FIG. 2, in particular, it may be configured to calculate the voltage vectors as set forth above.
  • the controller may be submitted to compute a classical derivative, such as a derivative to Einthofen, Goldberger, Wilson, Nehb, Frank, and / or Dower.
  • a classical derivative such as a derivative to Einthofen, Goldberger, Wilson, Nehb, Frank, and / or Dower.
  • the electrocardiogram device is designed to be portable.
  • a dual electrode 10 has a first electrode portion which is formed by a first electrode 1 1 a, and a second electrode portion which is formed by a second electrode 1 1 b, wherein the first 1 1 a and the second electrode 12b are arranged symmetrically opposite each other.
  • the two electrodes 1 1 a and 1 b are formed of metal and thus electrically conductive. They are separated by an insulating body 12 which is formed of plastic and on which they are fixed, electrically separated from each other.
  • a first electrical line 13a is coupled to the first electrode 11a, and a second electrical line 13b is coupled to the second electrode 11b.
  • the two electrical leads 13a and 13b are formed as wires in a cable which is guided in the insulating body 12.
  • FIGS. 4a and 4b An embodiment of a glove 20 according to the invention with such a double electrode 10 is illustrated in FIGS. 4a and 4b.
  • the double electrode 10 is arranged to contact the heel of the hand when a user puts on the glove 20.
  • the first electrode 1 1 a is disposed on the inside of the glove 20 and contacts the palm.
  • the second electrode 1 1 b is disposed on the surface of the glove 20 and may be attached to another body site, such as e.g. position "E" or "S”.
  • the insulating body 12 of the double electrode 10 is connected to the material of the glove 20, so that the double electrode 10 is fixedly connected to the glove 20.
  • garment 20 includes all garments that can wear such a double electrode 10 on the one hand, but at the same time be adapted to the body topography of the patient (such as stocking-like and / or stretchable devices) to the stationary Position of the electrodes 11 a, 11 b for the purpose of measurement on the patient to ensure.
  • the first and / or the second electrode may also be configured as electrically conductive strips on the glove itself or, for example, of electrically conductive threads (metal threads or the like) in the glove material, etc.
  • the material of the glove or the shirt-like garment is not limited to a particular material and the glove may be made of any suitable material, such as leather, fabric, plastic, etc.
  • FIG. 5 An embodiment of an ECG device 30, which correspond to two double electrodes 10 'and 10 ", which correspond to the double electrode 10 described in connection with FIG. 3, is illustrated in FIG. 5.
  • the ECG device 30 has a controller 35, which has a processor 31 and a memory 34.
  • the ECG device 30 has a speaker 32 for outputting beeps and a display 33 for displaying an ECG, cardiac parameters, and other information.
  • the two double electrodes 10 'and 10 are each connected via a line pair 35'a, 35'b or 35" a, 35 “b to the controller 35 or its processor 31.
  • the controller is configured to receive ECG signals from the two double electrodes 10 'and 10 "and to determine an ECG therefrom and, if necessary, to calculate one or more of the abovementioned classical derivatives. as explained in connection with Fig. 2.
  • the program necessary for this purpose is, for example, stored in the memory 34 and contains corresponding code which causes the processor 31 to execute the program.
  • FIG. 5 A method 40 for measuring an ECG using, for example, the ECG device of FIG. 5 is illustrated in FIG.
  • one or both of the double electrodes 10 'and 10 "of the ECG device 30 are respectively applied to the left and right hands of the patient and placed at 42 on the palm of the left and right hands so that there is a corresponding one Contact is made.
  • an ECG is measured by the ECG device 30 and output on the display 33, for example.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Medical Informatics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Cardiology (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)

Abstract

L'invention concerne une double électrode (10) servant à mesurer un électrocardiogramme du cœur d'un patient (1), comprenant une première partie électrode (11a) destinée à être placée à un premier emplacement corporel (E, S, RA, LA) du patient (1) ; et une deuxième partie électrode (11b) destinée à être placée à un deuxième emplacement corporel (E, S, RA, LA) du patient (1), qui diffère du premier emplacement corporel (E, S, RA, LA) ; la première partie électrode (11a) et la deuxième partie électrode (11b) étant isolées électriquement l'une par rapport à l'autre.
EP15767088.6A 2014-09-16 2015-09-14 Double électrode, vêtement, procédé et dispositif d'électrocardiogramme Withdrawn EP3193702A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014013708.2A DE102014013708A1 (de) 2014-09-16 2014-09-16 Doppelelektrode, kleidungsstück, verfahren und elektrokardiogrammvorrichtung
PCT/EP2015/001838 WO2016041630A1 (fr) 2014-09-16 2015-09-14 Double électrode, vêtement, procédé et dispositif d'électrocardiogramme

Publications (1)

Publication Number Publication Date
EP3193702A1 true EP3193702A1 (fr) 2017-07-26

Family

ID=54151236

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15767088.6A Withdrawn EP3193702A1 (fr) 2014-09-16 2015-09-14 Double électrode, vêtement, procédé et dispositif d'électrocardiogramme

Country Status (3)

Country Link
EP (1) EP3193702A1 (fr)
DE (1) DE102014013708A1 (fr)
WO (1) WO2016041630A1 (fr)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4850370A (en) 1987-07-22 1989-07-25 Dower Gordon E Method and apparatus for sensing and analyzing electrical activity of the human heart
US6224548B1 (en) * 1998-05-26 2001-05-01 Ineedmd.Com, Inc. Tele-diagnostic device
CA2376011C (fr) * 1999-07-21 2010-01-19 Daniel David Systeme de mesure physiologique comprenant un vetement en forme de manche ou de gant et appareil de detection incorpore dans le vetement
FI111129B (fi) * 2000-08-30 2003-06-13 Polar Electro Oy Menetelmä, sykemittausjärjestely ja elektrodirakenne EKG-signaalin mittaamiseksi
US7236826B2 (en) * 2000-12-15 2007-06-26 Cardiac Pacemakers, Inc. System and method for graphically configuring leads
US8903477B2 (en) * 2006-07-29 2014-12-02 Lior Berkner Device for mobile electrocardiogram recording
FI20085384A0 (fi) * 2008-04-29 2008-04-29 Polar Electro Oy Suoritemittarin lisälaite
US10092202B2 (en) * 2012-12-11 2018-10-09 David Amitai Miniature ECG data acquisition device
US9089285B2 (en) * 2013-01-31 2015-07-28 Salutron, Inc. Energy expenditure computation based on accelerometer and heart rate monitor

Also Published As

Publication number Publication date
DE102014013708A1 (de) 2016-03-17
WO2016041630A1 (fr) 2016-03-24

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