Anti-falling electrode tip for electrocardiograph

Abstract

The utility model provides an anti-falling electrode tip for an electrocardiograph. The anti-falling electrode tip comprises an electrode slice and a buckling cap, wherein the bottom surface of the electrode plate is suitable for being adhered to skin, and the top surface is fixedly provided with a buckling column; the fastening cap can be detachably mounted on the fastening column in a fastening manner and is in conductive contact with the fastening column; and the buckling cap is also provided with an inserting cylinder which is used for electrically connecting the lead electrode bar in a pluggable manner. During use, the buckling cap is buckled on the buckling column of the electrode slice, and then the lead electrode bar is inserted into the insertion cylinder; after installation is completed, the thoracic cavity of the patient is cleaned and disinfected, then the electrode slices are attached to the thoracic cavity of the patient, and then the limb lead electrodes are clamped to the limbs of the patient respectively; and after the lead electrode is fixed, electrocardiographic examination is performed on the patient. The anti-falling electrode tip for the electrocardiograph can be tightly attached to the thoracic cavity of a patient, the situations of falling or poor contact and the like can be avoided in the examination process, and the accuracy of electrocardiographic examination is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical equipment technical field, concretely relates to a prevent falling electrode head for electrocardiograph. BACKGROUND

[0002] As a kind of medical instrument, the main function of electrocardiograph is to record the bioelectric signal (electrocardio signal) generated when heart activity automatically.Electrocardiograph is contacted with the skin surface of human body by electrode, to perceive the electric activity of heart, then amplify and record these weak electric signals, form electrocardiogram.Electrocardiogram is the curve graph reflecting the change of electric activity in each cardiac cycle of heart, can accurately present the change tendency of bioelectricity in the process of excitation generation, conduction and recovery;Electrocardiogram detection, as a kind of non-invasive examination method, plays a vital role in evaluating heart function.

[0003] Conventional electrocardiograph is equipped with extremity lead electrode and chest lead electrode, wherein chest lead electrode is usually in the form of spherical suction head.In the process of checking electrocardiogram for patient, extremity lead electrode is respectively clamped on the extremity of patient, and chest lead electrode is adsorbed on the chest cavity of patient to check patient.Now the problem is that, when checking electrocardiogram for old people, spherical suction head is difficult to be stably adsorbed on skin due to the relaxation of skin of old people, which can easily lead to electrode falling or poor contact, and affect data collection of electrocardiogram.

[0004] Therefore, how to design a prevent falling electrode head for electrocardiograph, which can prevent falling or poor contact and will not affect data collection, is a technical problem unsolved in prior art. UTILITY MODEL CONTENT

[0005] Therefore, the technical problem to be solved by the utility model is to overcome the technical defects that the spherical suction head is easy to fall or contact poorly during electrocardiogram examination for old people due to the relaxation of skin of old people, and affect data collection, so as to provide a prevent falling electrode head for electrocardiograph, which can prevent falling or poor contact and will not affect data collection.

[0006] Therefore, the utility model provides a prevent falling electrode head for electrocardiograph, which comprises:

[0007] Electrode sheet, bottom surface is suitable for pasting on skin, and top surface is fixedly provided with buckling column;

[0008] Buckling cap, which can be detachably buckled and installed on the buckling column, forms conductive contact with the buckling column;The buckling cap is also provided with insertion sleeve, for the plug-in electric connection of lead electrode stick.

[0009] As a preferred scheme, the buckling cap comprises:

[0010] The buckle base has a buckle cavity suitable for pluggable buckling with the buckle column;

[0011] The buckle cover is arranged on the buckle base and forms conductive contact with the buckle base; and the plug-in cylinder is formed on the buckle cover.

[0012] As a preferred solution, the buckle column comprises a buckle column bottom section fixedly arranged on the top surface of the electrode sheet, a buckle column round head for buckling into the buckle cavity to form conductive contact with the buckle base, and a buckle column waist connecting the buckle column bottom section and the buckle column round head; the outer diameter of the buckle column waist is smaller than the maximum outer diameter of the buckle column bottom section and the buckle column round head, thereby forming a concave transition;

[0013] The elastic stopper is arranged inside the buckle cavity;

[0014] When the buckle column round head is inserted into the buckle cavity, the elastic stopper slides through the buckle column round head to the position of the buckle column waist, thereby pressing the buckle column round head against the inside of the buckle cavity to form stable conductive contact.

[0015] As a preferred solution, the opening of the buckle cavity is formed with an arc-shaped transition curved surface.

[0016] As a preferred solution, the buckle base comprises a ring-shaped plate, an outer retaining ring integrally formed on the outer circumference of the ring-shaped plate, and an inner protrusion integrally formed on the inner circumference of the ring-shaped plate; the protruding direction of the outer retaining ring is the same as the protruding direction of the inner protrusion;

[0017] An annular cavity is formed between the outer retaining ring and the inner protrusion, the inner protrusion opposite forms the buckle cavity, and a limiting opening is formed on the sidewall of the inner protrusion to communicate the annular cavity and the buckle cavity;

[0018] A limiting member is arranged in the annular cavity and a part of the limiting member enters the buckle cavity from the limiting opening to form the elastic stopper.

[0019] As a preferred solution, the limiting member is an S-shaped spring; one end of the S-shaped spring is arranged against the inner wall of the outer retaining ring, the other end is arranged against the position of the limiting opening, and a part of the S-shaped spring inside the buckle cavity from the limiting opening forms the elastic stopper.

[0020] As a preferred solution, at least two limiting openings are uniformly formed on the inner protrusion, and the limiting member is correspondingly provided with at least two limiting openings.

[0021] As a preferred solution, the inner protrusion comprises a cylindrical protrusion and a spherical protrusion formed on the end of the cylindrical protrusion;

[0022] The top of the spherical convex is formed with a first spherical contact surface, and the inner wall of the buckling cover is formed with a second spherical contact surface, and the first spherical contact surface can be in close contact with the second spherical contact surface.

[0023] As a preferred solution, the limiting opening is arranged at the position of the cylindrical convex connected with the annular plate.

[0024] As a preferred solution, the buckling base and the buckling cover are connected through interference fit plug-in connection.

[0025] The technical scheme provided by the utility model has the following advantages:

[0026] The utility model discloses a fall -resistant electrode head for electrocardiograph, including electrode piece and buckling cap, wherein electrode piece bottom surface is suitable for pasting on the skin, and the top surface is fixedly provided with buckling post, buckling cap can detachably buckling installation on buckling post, and forms the electric contact with buckling post, and buckling cap still is equipped with the plug -in tube for the electrode stick of lead wire electric connection of plug -in.

[0027] When the patient is given electrocardiogram examination, first, the buckling cap is buckled on the buckling post of the electrode piece, to ensure that the buckling cap and the buckling post form electric contact, then the lead electrode stick is inserted into the plug-in tube, and the plug-in is stable, after installation, the chest cavity of the patient is cleaned and disinfected, then the electrode piece is pasted on the chest cavity of the patient, and is ensured to be closely attached, to avoid air bubbles or wrinkles, then the extremity lead electrode is clamped on the extremity of the patient, to ensure that the patient's skin forms good electric contact, after the lead electrode is fixed, the patient is given electrocardiogram examination, or first, the buckling cap is buckled on the buckling post of the electrode piece, then the chest cavity of the patient is cleaned and disinfected, then the electrode piece is pasted on the chest cavity of the patient, and the extremity lead electrode is clamped on the extremity of the patient, finally, the lead electrode stick is inserted into the plug-in tube, the fall -resistant electrode head for electrocardiograph can be closely attached to the chest cavity of the patient, and can avoid falling or poor contact during the examination, to improve the accuracy of electrocardiogram examination. ACCURATE DESCRIPTION

[0028] In order to more clearly illustrate the technical scheme in the prior art or the embodiment of the utility model, the following briefly introduces the drawing used in the prior art or the embodiment.

[0029] Figure 1 It is the whole structure schematic view of the fall -resistant electrode head for electrocardiograph.

[0030] Figure 2 It is another perspective view of Figure 1 ​

[0031] Figure 3 is Figure 1 an exploded structural schematic view.

[0032] Figure 4 is Figure 3 another perspective view.

[0033] Figure 5 is Figure 1 an exploded structural schematic view of the snap cap.

[0034] Figure 6 is Figure 5 another perspective view.

[0035] The reference signs: 1, electrode sheet; 2, snap post; 21, snap post bottom section; 22, snap post round head; 23, snap post waist; 3, snap cap; 31, snap base; 32, snap cavity; 33, snap cover; 34, annular plate; 35, outer blocking ring; 36, inner protrusion; 37, annular cavity; 38, limiting opening; 4, insertion cylinder; 5, limiting member; 6, cylindrical protrusion; 61, spherical protrusion; 62, first spherical contact surface; 63, second spherical contact surface. DETAILED DESCRIPTION

[0036] In order to make the skilled in the art better understand the present application, the following will be combined with the drawings in the embodiments of the present application, the technical solutions in the embodiments of the present application are described clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the embodiments obtained by the skilled in the art without making creative labor should belong to the scope of protection of the present application.

[0037] It should be noted that the terms "first", "second" and the like in the claims and the description of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. In addition, the terms "include" and "have" and their any variants, are intended to cover the non-exclusive inclusion, for example, the process, method, system, product or device including a series of steps or units, is not limited to those clearly listed steps or units, but can also include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0038] In this application, the terms "upper," "lower," "left," "right," "front," "rear," "top," "bottom," "inner," "outer," "middle," "vertical," "horizontal," "lateral," and "longitudinal" indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are primarily for better description of this application and its embodiments, and are not intended to limit the indicated device, element, or component to having a specific orientation, or to be constructed and operated in a specific orientation. Furthermore, some of the above terms may be used to indicate other meanings besides orientation or positional relationship; for example, the term "upper" may also be used in some cases to indicate a certain dependency or connection relationship. Those skilled in the art can understand the specific meaning of these terms in this application according to the specific circumstances. In addition, the term "multiple" should mean two or more. It should be noted that, unless otherwise specified, the embodiments and features in the embodiments of this application can be combined with each other.

[0039] The present application will now be described in detail with reference to the accompanying drawings and embodiments. Example

[0040] This embodiment provides an anti-dislodgement electrode head for an electrocardiograph, such as... Figures 1-2 As shown, it includes: an electrode sheet 1 and a snap-fit ​​cap 3; wherein the bottom surface of the electrode sheet 1 is suitable for being adhered to the skin, and a snap-fit ​​post 2 is fixedly provided on the top surface; the snap-fit ​​cap 3 can be detachably snapped onto the snap-fit ​​post 2, forming a conductive contact with the snap-fit ​​post 2; the snap-fit ​​cap 3 is also provided with a plug-in tube 4 for allowing the conductive electrode rod to be plugged in and electrically connected.

[0041] When performing an electrocardiogram (ECG) on a patient, first fasten the cap 3 onto the fastening post 2 of the electrode pad 1, ensuring conductive contact between the cap 3 and the post 2. Then, insert the lead electrode rod into the connector 4, ensuring a secure connection. After installation, clean and disinfect the patient's chest area. Then, attach the electrode pad 1 to the patient's chest, ensuring a tight fit and avoiding air bubbles or wrinkles. Next, clip the limb lead electrodes onto the patient's limbs, ensuring good conductive contact with the patient's skin. After the lead electrodes are fixed, perform the ECG on the patient. Alternatively, first fasten the cap 3 onto the fastening post 2 of the electrode pad 1, then clean and disinfect the patient's chest area, attach the electrode pad 1 to the patient's chest, clip the limb lead electrodes onto the patient's limbs, and finally insert the lead electrode rod into the connector 4. This embodiment uses an anti-dislodgement electrode head for an electrocardiograph, which can fit tightly against the patient's chest cavity, avoiding dislodgement or poor contact during the examination, thus improving the accuracy of the electrocardiogram examination.

[0042] Before use, the bottom surface of the electrode sheet 1 in the embodiment can be smeared with a medical conductive paste, which has good conductivity and adhesion.

[0043] As shown in Figures 5-6 The buckle cap 3 includes a buckle base 31 and a buckle cover 33; the buckle base 31 has a buckle cavity 32 suitable for pluggable buckling with the buckle column 2; the buckle cover 33 is arranged on the buckle base 31 and forms a conductive contact with the buckle base 31; the plug-in barrel 4 is formed on the buckle cover 33. During electrocardiogram examination, the lead electrode rod is inserted into the plug-in barrel 4 to form a complete and continuous conductive path for examination of the patient.

[0044] As shown in Figure 3 The buckle column 2 includes a buckle column bottom section 21 fixedly installed on the top surface of the electrode sheet 1, a buckle column round head 22 for buckling into the buckle cavity 32 to form a conductive contact with the buckle base 31, and a buckle column waist 23 connecting the buckle column bottom section 21 and the buckle column round head 22; the outer diameter of the buckle column waist 23 is smaller than the maximum outer diameter of the buckle column bottom section 21 and the buckle column round head 22, thereby forming a concave transition; an elastic stopper is arranged inside the buckle cavity 32; when the buckle column round head 22 is inserted into the buckle cavity 32, the elastic stopper slides through the buckle column round head 22 to the position of the buckle column waist 23, thereby pressing the buckle column round head 22 against the inside of the buckle cavity 32 to form a stable conductive contact.

[0045] As shown in Figure 4 The opening of the buckle cavity 32 is formed with an arc-shaped transition curved surface. The arc-shaped transition curved surface improves the smoothness of the buckle column round head 22 when inserted into the buckle cavity 32, and reduces the frictional resistance that may be caused by the edges of the buckle cavity 32.

[0046] The buckle base 31 includes a ring-shaped plate 34, an outer blocking ring 35 integrally formed on the outer circumference of the ring-shaped plate 34, and an inner protrusion 36 integrally formed on the inner circumference of the ring-shaped plate 34; the protruding direction of the outer blocking ring 35 is the same as that of the inner protrusion 36; an annular cavity 37 is formed between the outer blocking ring 35 and the inner protrusion 36, the buckle cavity 32 is formed opposite to the inner protrusion 36, and a limiting opening 38 is formed in the side wall of the inner protrusion 36 and communicates with the annular cavity 37 and the buckle cavity 32; a limiting piece 5 is installed in the annular cavity 37 and partially enters the buckle cavity 32 from the limiting opening 38, thereby forming the elastic stopper.

[0047] The limiting member 5 is an S-shaped spring; one end of the S-shaped spring abuts against the inner wall of the outer check ring 35, the other end abuts against the position of the limiting opening 38 and forms the elastic limiting from the part of the limiting opening 38 into the inside of the buckling cavity 32. When the buckling column 2 is installed or disassembled, the limiting member 5 is deformed within the elastic range by the pressure of the buckling column 2, so that the buckling column 2 can be smoothly installed or disassembled; after the installation or disassembly is completed, the limiting member 5 can quickly recover to the initial state.

[0048] The limiting opening 38 is uniformly provided with at least two on the inner protrusion 36, and the limiting member 5 is correspondingly provided with at least two.

[0049] The inner protrusion 36 includes a cylindrical protrusion 6 and a spherical protrusion 61 formed at the end of the cylindrical protrusion 6; the top of the spherical protrusion 61 is formed with a first spherical contact surface 62, and the inner wall of the buckling cover 33 is formed with a second spherical contact surface 63, and the first spherical contact surface 62 can be in close contact with the second spherical contact surface 63.

[0050] The limiting opening 38 is provided at the position of the cylindrical protrusion 6 connected with the annular plate 34.

[0051] The buckling base 31 and the buckling cover 33 are connected by interference fit plug-in connection. This connection method has the characteristics of simple structure, easy assembly and disassembly, and is convenient for subsequent maintenance and maintenance of the equipment.

[0052] Obviously, the above embodiments are only examples for clearly illustrating, and not limited to the implementation. For those skilled in the art, on the basis of the above description, other different forms of changes or variations can also be made. Here, all the implementation is not required and cannot be exhausted. The obvious changes or variations derived from it are still within the protection scope of the present technical scheme.

Claims

1. An anti-fall electrode tip for an electrocardiograph, characterized by, The utility model relates to an electrode patch, which comprises: an electrode patch (1) with a bottom surface adapted to be attached to the skin and a top surface fixedly provided with a buckling column (2); a buckling cap (3) capable of being detachably buckled and installed on the buckling column (2) to form a conductive contact with the buckling column (2); the buckling cap (3) is further provided with a plug-in sleeve (4) for electrically connecting a lead electrode rod in a plug-in manner.

2. The anti-falling electrode tip for electrocardiograph according to claim 1, wherein The buckling cap (3) comprises: a buckling base (31) having a buckling cavity (32) adapted to be plugged into the buckling column (2); a buckling cover (33) covering the buckling base (31) and forming a conductive contact with the buckling base (31); the plug-in sleeve (4) is formed on the buckling cover (33).

3. The anti-fall electrode tip for electrocardiograph according to claim 2, characterized in that: The buckling column (2) comprises a buckling column bottom section (21) fixedly installed on the top surface of the electrode patch (1), a buckling column round head (22) for buckling into the buckling cavity (32) to form a conductive contact with the buckling base (31), and a buckling column waist (23) connecting the buckling column bottom section (21) and the buckling column round head (22); the outer diameter of the buckling column waist (23) is smaller than the maximum outer diameter of the buckling column bottom section (21) and the buckling column round head (22), thereby forming a concave transition; an elastic stopper arranged inside the buckling cavity (32); when the buckling column round head (22) is inserted into the buckling cavity (32), the elastic stopper slides over the buckling column round head (22) to the position of the buckling column waist (23), thereby pressing the buckling column round head (22) against the inside of the buckling cavity (32) to form a stable conductive contact.

4. The anti-fall electrode tip for electrocardiograph according to claim 3, characterized in that: The opening of the buckling cavity (32) is formed with an arc-shaped transition curved surface.

5. The anti-fall electrode tip for electrocardiograph according to claim 3 or 4, characterized in that: The buckling base (31) comprises an annular plate (34), an outer retaining ring (35) integrally formed on the outer circumference of the annular plate (34), and an inner protrusion (36) integrally formed on the inner circumference of the annular plate (34); the protruding direction of the outer retaining ring (35) is the same as that of the inner protrusion (36); a ring-shaped cavity (37) is formed between the outer retaining ring (35) and the inner protrusion (36), the inner protrusion (36) opposite forms the buckling cavity (32), and a limiting opening (38) is formed on the sidewall of the inner protrusion (36) to communicate the ring-shaped cavity (37) and the buckling cavity (32); a limiting member (5) is installed in the ring-shaped cavity (37) and enters the buckling cavity (32) from the limiting opening (38) to form the elastic stopper.

6. The anti-drop electrode tip for electrocardiograph according to claim 5, characterized in that: The limiting member (5) is an S-shaped spring; one end of the S-shaped spring abuts against the inner wall of the outer retaining ring (35), the other end abuts against the position of the limiting opening (38) and enters the inside of the buckling cavity (32) from the limiting opening (38) to form the elastic stopper.

7. The anti-drop electrode tip for electrocardiograph according to claim 6, characterized in that: The limiting opening (38) is evenly formed with at least two on the inner protrusion (36), and the limiting member (5) is correspondingly provided with at least two.

8. The anti-drop electrode tip for electrocardiograph according to claim 5, characterized in that: The inner protrusion (36) comprises a cylindrical protrusion (6) and a spherical protrusion (61) formed at the end of the cylindrical protrusion (6); A first spherical contact surface (62) is formed at the top of the spherical protrusion (61), and a second spherical contact surface (63) is formed on the inner wall of the buckling cover (33), and the first spherical contact surface (62) can be in close contact with the second spherical contact surface (63).

9. The anti-drop electrode tip for electrocardiograph according to claim 8, characterized in that: The limiting opening (38) is arranged at the position of the cylindrical protrusion (6) connected with the annular plate (34).

10. The anti -falling electrode tip for electrocardiograph according to claim 5, characterized in that: The buckling base (31) and the buckling cover (33) are connected through interference fit insertion.

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