CN219126384U - Chest lead device of track electrocardiograph - Google Patents

Abstract

The utility model discloses a chest lead device of a track electrocardiograph, which comprises a chest frame main body, an electrode area and a chest lead, wherein the chest frame main body is of a flexible structure as a whole, the chest frame main body is provided with the electrode area for accommodating the electrode, and the upper part of the electrode is electrically connected with the chest lead; the electrode area comprises 6 electrode subareas, namely an electrode subarea I, an electrode subarea II, an electrode subarea III, an electrode subarea IV, an electrode subarea V and an electrode subarea VI, which correspond to V1-V6 chest leads respectively. The chest lead device of the track electrocardiograph does not need to be pasted and can be repeatedly used for many times; the electrode is fixed on the electrode base by only contacting the electrode with the skin of the person to be inspected without vacuum adsorption, and the detachable fixation is realized by using the external lead and the frame body, so that the discomfort of the person to be inspected is reduced.

Description

Chest lead device of track electrocardiograph

Technical Field

The utility model relates to the technical field of chest leads of electrocardiographs, in particular to a chest lead device of a track electrocardiograph.

Background

The electrocardiograph is widely applied to hospitals at all levels and health physical examination institutions, and provides important information for diagnosis and treatment of doctors. The electrocardiograph of various types that clinical use all needs the patient to expose the chest, is fixed in patient's chest and four limbs with the electrocardio lead by medical personnel, and wherein chest lead is mostly the paster structure or the ball-absorbing structure that have metal electrode, and chest lead leads to be connected with the electrocardiograph through the lead wire, fixes chest lead electrode in chest relevant position when using, gathers the electrocardio signal to transmit the signal to the electrocardiograph through the lead wire.

Because the paster structure utilizes conductive adhesive and medical adhesive to be with electrode and health fixed connection, belongs to disposable consumptive material, can not used repeatedly, increases patient's cost of expenditure, and when removing the electrode, the viscose also can cause the damage to patient's body hair even skin, remains the viscose on skin and also is difficult for wasing, and long-term viscose still can cause patient's skin to become red and itching, also leads to this structure application range limited to viscose allergic constitution person's unable use viscose structure. The suction ball structure is fixedly connected with the electrode and the body by utilizing the negative pressure adsorption principle, so that on one hand, when the body hair of a patient is more, the suction ball structure can not be well adsorbed and fixed on the skin of the patient, and on the other hand, for the patient with thinner body, fat, thinner muscle layer or narrower rib gap, the structure can not well effectively adsorb and fix the electrode and the skin, thereby influencing the working efficiency and the detection effect of medical staff.

Disclosure of Invention

The utility model aims to provide a chest lead device of a track electrocardiograph, which can adapt to patients with different sizes, can be repeatedly used for a plurality of times without pasting or vacuum adsorbing lead electrodes on the skin of the patient, and improves the working efficiency of medical staff while relieving discomfort of the patient so as to solve the problems in the background technology.

In order to solve the problems, the utility model provides a chest lead device of a track electrocardiograph, which comprises a chest frame main body, an electrode area and a chest lead, wherein the chest frame main body is of a flexible structure as a whole, the electrode area is arranged on the chest frame main body and is used for accommodating the electrode, and the upper part of the electrode is electrically connected with the chest lead;

the electrode area comprises 6 electrode subareas, namely an electrode subarea I, an electrode subarea II, an electrode subarea III, an electrode subarea IV, an electrode subarea V and an electrode subarea VI, which correspond to V1-V6 chest leads respectively; each electrode subarea corresponds to one chest lead respectively;

each electrode subarea comprises an electrode and a track corresponding to the electrode subarea, the track is of a vertical through structure, the section of the track is of a concave structure, the electrode is embedded into the track, the upper surface of the electrode is electrically connected with the electrode base in a rolling contact manner, and the lower surface of the electrode is contacted with the skin;

the chest lead comprises an electrode base, a lead shell and a lead wire, wherein the electrode base, the lead shell and the lead wire are fixedly connected, the lead wire is electrically connected with the electrode base, and the lead shell is provided with a fixed connecting device which is detachable with the chest frame main body;

the surface of the electrode base is wedge-shaped and is used for clamping and wrapping the electrode, so that the electrode can freely roll along the track when not electrified until the electrode is positioned at a proper position suitable for detection, then the electrode base is electrified, the electrode base is fixedly connected with the electrode through magnetic attraction, and then the electrode base can be detachably fixed with the chest frame body through the fixed connection device of the lead shell.

Further, the electrode area is bounded by a midline L, wherein the electrode area I is provided with a V1 chest lead and is positioned at the left side of the midline L; the electrode subregion II sets up V2 chest lead, electrode subregion III sets up V3 chest lead, electrode subregion IV sets up V4 chest lead, electrode subregion five sets up V5 chest lead, electrode subregion six sets up V6 chest lead, electrode subregion II, electrode subregion III, electrode subregion IV, electrode subregion five and electrode subregion six all are located central line L right side.

Further, the electrode region further includes 6 electrode subregions other than the electrode subregion one, the electrode subregion two, the electrode subregion three, the electrode subregion four, the electrode subregion five and the electrode subregion six, corresponding to the right chest leads V3R-V5R and the back wall leads V7-V9.

Further, the electrode is in the shape of a sphere, the radius is a, the height and the width of the track are b and c respectively, wherein a < b <2a, a < c <2a, so that the electrode is always embedded in the track and cannot be separated from the track when the electrode rolls.

Further, the electrode material is metal.

Further, the cross section of the track in the overlook is spiral, and the spiral track is specifically clockwise spiral.

Further, the cross section of the track in the overlook is spiral, and the spiral track is specifically anticlockwise spiral.

Further, the cross section of the rail is shaped like an arch, and the concave-convex direction of the arch-shaped rail is parallel to the central line L.

Further, the cross section of the rail is shaped like an arch, and the concave-convex direction of the arch-shaped rail is perpendicular to the central line L.

Furthermore, the electrode base is made of conductive metal soft magnetic materials, namely the electrode base is used as an electromagnet, and the conductive metal soft magnetic is any one of iron-silicon alloy, iron-nickel alloy, iron-aluminum alloy, amorphous soft magnetic alloy or ultracrystalline soft magnetic alloy.

The beneficial effects of the utility model are as follows:

1. the utility model does not need to be pasted and can be repeatedly used for many times;

2. according to the utility model, vacuum adsorption is not needed, only the electrode is in contact with the skin of the person to be inspected, the electrode is fixed on the electrode base, and the external lead and the frame body are utilized to realize detachable fixation, so that discomfort of the person to be inspected is reduced;

3. according to the utility model, the difference of the detection positions of the heart electrodes of different patients is considered, the electrode base is made of conductive soft magnetic materials with electromagnet properties, the electrode ball is adsorbed when the power is on, the electrode ball can freely roll in a track when the power is not on, the rapid movement and adjustment of the placement position of the electrode can be realized, even if the position is wrong, the best detection position can be searched again through power failure, then the power is on and fixed, patients with different sizes can be adapted, the lead electrode is not required to be stuck or vacuum adsorbed on the skin of the patient, the electrode is not required to be taken down, the repeated use can be realized for a plurality of times, and the detection time and the detection accuracy are shortened;

4. the utility model also has the advantages of simple structure, reasonable design, convenient operation and the like.

Drawings

FIG. 1 is a schematic top view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the overall cross-sectional structure of the present utility model;

FIG. 3 is a schematic diagram of a clockwise spiral track top view of an electrode subregion according to the present utility model;

FIG. 4 is a schematic cross-sectional view of an electrode sub-region according to the present utility model;

FIG. 5 is a schematic diagram of a counter-clockwise spiral track top view of an electrode subregion according to the present utility model;

FIG. 6 is a schematic top view of the electrode subregion of the present utility model with the concave-convex direction of the arcuate track parallel to the centerline L;

fig. 7 is a schematic top view of the electrode subregion of the present utility model, wherein the concave-convex direction of the arcuate track is perpendicular to the center line L.

In the figure: 1. chest frame body 2, electrode area 21, electrode area one, 22, electrode area two, 23, electrode area three, 24, electrode area four, 25, electrode area five, 26, electrode area six, 201, electrode, 202, track, 3, chest lead, 31, electrode base, 32, lead housing, 33, lead wire; l, midline.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

Conventional electrocardiographic (hereinafter ECG) detection refers to the process of recording the electrical activity of the heart within the heart over a period of time using electrodes placed on the skin of the human body, which detect small electrical changes caused by the electrophysiological pattern of depolarization of the myocardium during each heart beat, ECG being a commonly or routinely performed cardiology test. In a conventional 12-lead ECG, 10 electrodes are placed on the patient's limb and on the surface of the chest, where the chest places 6 electrodes (V1-V6), the limb places 1 electrode each, and then the overall magnitude of the cardiac potential is measured from 12 different lead directions, thereby acquiring the overall magnitude and direction of the electrical depolarization of the heart throughout the cardiac cycle, and the resulting voltage versus time plot is called an electrocardiogram.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-4, the present utility model provides a technical solution: the chest lead device of the track electrocardiograph comprises a chest frame main body 1, an electrode area 2 and a chest lead 3, wherein the chest frame main body 1 is of a flexible structure, can be paved on the chest of a person to be inspected, is self-adaptively adjusted according to the chest structures of different persons to be inspected so as to be attached to the chest skin of the person to be inspected, the chest frame main body 1 is provided with the electrode area 2 for accommodating the electrode, and the chest lead 3 is electrically connected above the electrode;

the electrode area 2 comprises 6 electrode subareas, namely an electrode subarea one 21, an electrode subarea two 22, an electrode subarea three 23, an electrode subarea four 24, an electrode subarea five 25 and an electrode subarea six 26, which correspond to V1-V6 chest leads respectively and are bounded by a central line L, wherein the electrode subarea one 21 is provided with a V1 chest lead which is positioned at the left side of the central line L; the electrode subarea II 22 is provided with a V2 chest lead, the electrode subarea III 23 is provided with a V3 chest lead, the electrode subarea IV 24 is provided with a V4 chest lead, the electrode subarea V25 is provided with a V5 chest lead, the electrode subarea VI 26 is provided with a V6 chest lead, and the electrode subarea II 22, the electrode subarea III 23, the electrode subarea IV 24, the electrode subarea V25 and the electrode subarea VI 26 are all positioned on the right side of the central line L; each electrode subarea corresponds to one chest lead respectively;

the electrode area 2 also comprises 6 other electrode subareas, and corresponds to the right chest lead V3R-V5R and the back wall lead V7-V9, the design can meet the requirement that the 18-lead electrocardiogram can be traced without refitting on the basis of the conventional 12-lead electrocardiogram and the patient does not need to change the body position;

each electrode subarea comprises an electrode 201 and a track 202 corresponding to the electrode subarea, the track 202 is of a vertical through structure, the section of the track 202 is of a concave structure, the electrode 201 is embedded into the track 202, the upper surface of the electrode 201 is electrically connected with the electrode base 31 in a rolling contact mode, and the lower surface of the electrode 201 is contacted with skin;

the electrode 201 is in the shape of a sphere, the radius is a, the height and width of the track 202 are b and c respectively, wherein a < b <2a, a < c <2a, so as to ensure that the electrode 201 is always embedded in the track 202 and cannot be separated from the track 202 when the electrode 201 rolls;

the chest lead 3 comprises an electrode base 31, a lead shell 32 and a lead wire 33, wherein the electrode base 31, the lead shell 32 and the lead wire 33 are fixedly connected, the lead wire 33 is electrically connected with the electrode base 31, and the lead shell 32 is provided with a fixed connecting device which is detachable with the chest frame main body 1;

the electrode 201 is made of metal, the electrode base 31 is made of conductive metal soft magnetic materials, namely, the electrode base 31 is used as an electromagnet, the conductive metal soft magnetic is any one of iron-silicon alloy, iron-nickel alloy, iron-aluminum alloy, amorphous soft magnetic alloy or ultracrystalline soft magnetic alloy, the surface of the electrode base 31 is wedge-shaped and is used for clamping and wrapping the electrode 201, so that the electrode 201 freely rolls along the track 202 when not electrified until the electrode is positioned at a proper position suitable for detection, then the electrode base 31 is electrified, the electrode base 31 is fixedly connected with the electrode 201 through magnetic attraction, and then the electrode base 31 is detachably fixed with the chest frame main body 1 through a fixed connection device of a lead shell;

referring to fig. 3, the track 202 has a spiral cross-sectional shape in plan view, and the spiral track is specifically a clockwise spiral;

when the heart-shaped electrode is used, the chest frame main body 1 is paved and fixed in the chest area of a person to be inspected, under the condition that the chest lead 3 is not electrified, the electrode 201 is enabled to reach the optimal detection position along the track, the power supply of the chest lead 3 is conducted, the electrode base 31 is enabled to be fixedly connected with the electrode 201 through magnetic attraction, then the detachable fixation with the chest frame main body 1 is realized through the fixed connection device of the lead shell 32, after all the electrode subareas are fixed, the electrode subareas are jointly operated with four electrodes of four limbs, the total amplitude and the direction of the dirty electric depolarization in the whole heart working period are collected, and the electrocardiogram of the person to be inspected is obtained.

Example two

Referring to fig. 5, the track 202 has a spiral cross-sectional shape in plan view, and the spiral track is specifically a counterclockwise spiral;

the other structures are the same as those of the first embodiment.

Example III

Referring to fig. 6, the cross-sectional shape of the track 202 may also be an "arcuate" shape, in which the concave-convex direction of the "arcuate" track is parallel to the centerline L;

the other structures are the same as those of the first embodiment.

Example IV

Referring to fig. 7, the cross-sectional shape of the track 202 may be an "arcuate" shape, and the concave-convex direction of the "arcuate" track is perpendicular to the centerline L or forms an arbitrary angle with the centerline L, as long as the track coverage area can meet the requirements;

the other structures are the same as those of the first embodiment.

The size of the electrode area, the track distance and the electrode size can be set by a person skilled in the art according to practical conditions, the track distance is not limited herein, and the track distance is as small as possible, so that the electrode active area occupies a large proportion of the electrode area as much as possible, and the detection needs of different patients are met.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. A chest lead device of a track electrocardiograph, comprising a chest frame body (1), an electrode area (2) and a chest lead (3), characterized in that: the chest frame body (1) is integrally of a flexible structure, an electrode area (2) is formed on the chest frame body (1) and used for accommodating an electrode, and the upper part of the electrode is electrically connected with a chest lead (3);

the electrode area (2) comprises 6 electrode subareas, namely an electrode subarea I (21), an electrode subarea II (22), an electrode subarea III (23), an electrode subarea IV (24), an electrode subarea V (25) and an electrode subarea VI (26), which correspond to the chest leads V1-V6 respectively; each electrode subarea corresponds to one chest lead respectively;

each electrode subarea comprises an electrode (201) and a track (202) corresponding to the electrode subarea, the track (202) is of a vertical through structure, the cross section of the track (202) is of a concave structure, the electrode (201) is embedded into the track (202), the upper surface of the electrode (201) is electrically connected with the electrode base (31) in a rolling contact mode, and the lower surface of the electrode (201) is in contact with the skin;

the chest lead (3) comprises an electrode base (31), a lead shell (32) and a lead wire (33), wherein the electrode base (31), the lead shell (32) and the lead wire (33) are fixedly connected, the lead wire (33) is electrically connected with the electrode base (31), and the lead shell (32) is provided with a fixed connecting device which is detachable with the chest frame main body (1);

the surface of the electrode base (31) is wedge-shaped and is used for clamping and wrapping the electrode (201), so that the electrode (201) freely rolls along the track when not electrified until the electrode is positioned at a proper position suitable for detection, then the electrode base (31) is electrified, the electrode base (31) is fixedly connected with the electrode (201) through magnetic attraction, and then the electrode base is detachably fixed with the chest frame body (1) through a fixed connection device of the lead shell.

2. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the electrode area (2) is bounded by a midline L, wherein the electrode area I (21) is provided with a V1 chest lead and is positioned at the left side of the midline L; the electrode subregion II (22) sets up V2 chest lead, electrode subregion III (23) sets up V3 chest lead, electrode subregion IV (24) sets up V4 chest lead, electrode subregion V (25) sets up V5 chest lead, electrode subregion VI (26) sets up V6 chest lead, electrode subregion II (22), electrode subregion III (23), electrode subregion IV (24), electrode subregion V (25) and electrode subregion VI (26) all are located central line L right side.

3. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the electrode region (2) further comprises 6 electrode subregions except for the electrode subregion one (21), the electrode subregion two (22), the electrode subregion three (23), the electrode subregion four (24), the electrode subregion five (25) and the electrode subregion six (26), and the electrode subregions correspond to the right chest leads V3R-V5R and the back wall leads V7-V9.

4. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the electrode (201) is in the shape of a sphere, the radius is a, the height and the width of the track (202) are b and c respectively, wherein a < b <2a, a < c <2a, so that the electrode (201) is always embedded in the track (202) and cannot be separated from the track (202) when the electrode (201) rolls.

5. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the electrode (201) is made of metal.

6. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the track (202) has a spiral cross-sectional shape in plan view, and the spiral track is specifically a clockwise spiral.

7. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the track (202) has a spiral cross-sectional shape in plan view, and the spiral track is specifically a counterclockwise spiral.

8. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the cross section of the rail (202) is shaped like an arch, and the concave-convex direction of the arch-shaped rail is parallel to the central line L.

9. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the cross section of the rail (202) is shaped like an arch, and the concave-convex direction of the arch-shaped rail is perpendicular to the central line L.

10. A chest lead device of an orbital electrocardiograph according to claim 1, wherein: the electrode base (31) is made of conductive metal soft magnetic materials, namely the electrode base (31) is used as an electromagnet, and the conductive metal soft magnetic is any one of iron-silicon alloy, iron-nickel alloy, iron-aluminum alloy, amorphous soft magnetic alloy or ultracrystalline soft magnetic alloy.

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