CN217219028U - Electrocardio acquisition electrode with adjustable position - Google Patents

Abstract

An electrocardio collecting electrode with an adjustable position relates to the technical field of electrocardio measuring instruments and comprises an electrode mounting frame of an electrode and a positioning electrode, wherein the electrode mounting frame is fixedly connected with a fixed column of a damping ball head, the fixed column of the damping ball head is connected with an arm body of a damping ball head rocker arm, the arm body of the damping ball head rocker arm is connected with a collecting operation assembly, the collecting operation assembly comprises a collecting probe, a probe and an adjusting sliding table, and the probe penetrates through the collecting probe; the acquisition probe is in contact with the connecting electrode; a knob is arranged on the adjusting sliding table, and the adjusting sliding table controls the height of the probe; the knob passes through the arm body control drive collection operation subassembly of damping bulb rocking arm, two adjust the distance between the slip table, the utility model discloses set up collection operation subassembly, realize control probe's probe selection and prick into the depth under the zebra fish skin, ensure signal validity, can also furthest reduce the injury of test to the animal.

Description

Electrocardio acquisition electrode with adjustable position

Technical Field

The utility model relates to an electrocardio measuring instrument technical field, concretely relates to electrocardio acquisition electrode with adjustable position.

Background

Electrocardio-electrodes are used to test the heart for electrical activity, thereby assessing heart rate, heartbeat, and impaired condition. Is one of the commonly used matching devices for electrocardio, traditionally, the adult zebra fish heart is evaluated by using an optical and immunohistochemical method and a systemic biological or molecular biological method at home and abroad, and the functions of various signal paths in the development and regeneration of the heart are researched from the cellular level.

In recent years, Electrocardiogram (ECG) has been used by many laboratories and researchers as a means of monitoring zebrafish cardiac development, regeneration and remodeling.

At present, a microelectrode is utilized to collect an electrocardiogram on an adult zebra fish body, only body surface electrocardiogram data can be measured when the electrocardiogram is collected, or the depth of an electrode inserted into the skin of the zebra fish cannot be controlled, the electrocardiogram collected at different depths has different effects, and the electrode distance is not adjustable.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an electrocardio collection electrode with adjustable position, make the utility model discloses can realize the regulation of interval between the electrode, can realize again that the regulation electrode pricks into subcutaneous degree of depth, has ensured the validity of signal, and furthest reduces the injury to the animal simultaneously, and concrete scheme is as follows:

an electrocardio collecting electrode with an adjustable position comprises an electrode and an electrode mounting rack, wherein the electrode mounting rack supports and fixes the electrode, the electrode mounting rack is connected with a collecting operation assembly, and the collecting operation assembly comprises a collecting probe, a probe and an adjusting sliding table; the head of the acquisition probe is perforated, a probe penetrates through the hole, and the acquisition probe is in contact with the connecting electrode; the electrode mounting rack is connected with two acquisition operation components which are respectively used for limiting and mounting the anode and the cathode of the electrode; a knob is arranged on the adjusting sliding table, and the adjusting sliding table fixes the electrode; the knobs respectively control the heights of the corresponding adjusting sliding tables.

Preferably, the electrode mounting rack is fixedly connected with one end of a fixing column of the damping ball head, the other end of the fixing column of the damping ball head is connected with the top end of an arm body of the damping ball head rocker arm, the arm body of the damping ball head rocker arm is controlled, driven and connected with the adjusting sliding table, namely, the electrode mounting rack is connected with the acquisition operation assembly through the arm body of the damping ball head rocker arm in a driving mode.

Preferably, the adjusting sliding table is provided with scales.

Preferably, a silica gel sleeve for limiting is arranged on the probe.

Preferably, the electrode is electrically connected with a binding post of the electrocardiosignal recorder through a lead.

Preferably, the bottom of the electrode mounting rack is fixedly connected with a fixing device of the fish.

Preferably, the acquisition probe is made of an insulating material.

Compared with the prior art, the beneficial effects of the utility model are as follows:

(1) when the existing ECG acquisition system acquires ECG, only the ECG data of the body surface of the zebra fish can be measured, or the depth of an electrode inserted under the skin of the zebra fish cannot be controlled, and the ECG effects acquired by the electrodes positioned at different depths of the skin are different; and the anode and cathode positions of the existing electrode are fixed and cannot be adjusted. The utility model discloses connect on the electrode mounting bracket and install two collection operation subassemblies, collection operation subassembly is used for bearing fixed electrode and realizes the regulation of the position that the probe inserted the zebra fish and the depth of insertion, and collection operation subassembly includes acquisition probe, regulation slip table, and the top contact of probe connects the electrode, and two collection operation subassemblies connect the positive pole and the negative pole of electrode respectively; the knobs are respectively installed on the two adjusting sliding tables, the knobs can adjust the position of the probe along the direction of the sliding rail of the adjusting sliding tables, the depth of the probe penetrating into the zebra fish skin can be adjusted, the effectiveness of signals is ensured, and the damage of the test to animals can be reduced to the maximum extent.

(2) Electrode mounting bracket fixedly connected with damping bulb's fixed column, damping bulb's fixed column connection damping bulb rocking arm, damping bulb rocking arm's arm body coupling gathers operation assembly's regulation slip table, makes gather operation assembly and realizes that the probe selects at the probe point of horizontal plane, can adjust the horizontal distance between two probes promptly through the damping bulb.

(3) The adjusting sliding table is provided with scales so as to record the insertion depth of the electrode conveniently.

(4) The maximum depth of electrode puncture can be limited by the silica gel sleeve.

(5) The electrodes are electrically connected with a binding post of the electrocardiosignal recorder through a lead, and the electrocardiosignal recorder identifies and records the measured electric signal.

(6) The electrode mounting rack is fixedly connected to a fixing device for fixing the zebra fish, and the fixing device for the zebra fish can be away from the fish tank for a long time in a comfortable state to collect ECG.

(7) The acquisition probe made of insulating materials is used for ensuring that electrocardiosignals transmitted by the acquisition probe are not interfered when the acquisition probe is exposed in the environment.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a view showing the structure of the bottom view of the present invention;

FIG. 3 is a schematic view of the top view of the present invention;

reference numerals: 1. an electrode; 2. an electrode mounting bracket; 3. collecting a probe; 4. a probe; 5. a knob; 6. adjusting the sliding table; 7. calibration; 8. a silica gel sleeve; 9. an arm body of the damping ball head rocker arm; 10. a means for securing the fish; 11. a fixed column of the damping ball head; 12. a binding post of the electrocardiosignal recorder; 13. and collecting and operating the components.

Detailed Description

The present invention will be described in further detail with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

With reference to fig. 1, 2 and 3, the utility model connects the fixing column 11 with two damping bulbs on the electrode mounting frame 2, the fixing column 11 with the damping bulbs can be movably connected with the arm body 9 of the damping bulb rocker arm, the arm body 9 of the damping bulb rocker arm can coaxially rotate relative to the fixing column 11 with the damping bulbs, and the arm body 9 of the damping bulb rocker arm is driven and connected with the acquisition operation assembly 13; the acquisition operation assembly 13 comprises an acquisition probe 3, a probe 4 and an adjusting sliding table 6, the adjusting sliding table 6 is an adjusting device with a straight guide rail and capable of sliding relatively, one side of the straight guide rail of the adjusting sliding table 6 is fixedly connected with an arm body 9 of a damping ball rocker arm, the other side of the straight guide rail of the adjusting sliding table 6 is used for fixedly connecting an electrode 1, the fixedly connected electrode 1 is in contact connection with one end of the acquisition probe 3, the acquisition probe 3 can be respectively connected with the anode or the cathode of the electrode 1, and the other end of the acquisition probe 3 is detachably connected with the probe 4 which is in direct contact with the zebra fish; still be equipped with knob 5 on adjusting the slip table 6, rotate knob 5 and can make and adjust slip table 6 and slide along straight guide rail, realize translational motion, and then adjust probe 4 and prick into the subcutaneous degree of depth of zebra fish, ensure the validity of the signal of surveying of electrode 1, can also furthest reduce the injury of test to the animal.

Furthermore, the maximum depth of penetration of the probe 4 can be limited by the silica gel sleeve 8.

Further, the electrode 1 is connected with a binding post 12 of an electrocardiosignal recorder through a lead, and is further connected with the electrocardiosignal recorder at the upper position, and the electrocardiosignal of the zebra fish measured by the analysis probe is received and recorded by the electrocardiosignal recorder. The electrocardiosignal recorder is the existing equipment and comprises recording hardware and embedded software, the electrocardiosignal recorder is connected to an upper computer through a digital interface after the collected electrocardiosignals are amplified, filtered and the like, the equipment signal is stable and small in size, and can be assembled with a zebra fish electrocardio collection front-end device; the upper computer analysis software can look over, preserve, analyze zebra fish electrocardiosignal in real time, the utility model discloses do not protect electrocardiograph recorder shape structure.

Further, the fixing device 10 of fish is installed to 2 bottoms of electrode mounting bracket, the fixing device 10 of fish is according to adult zebra fish's size and size, can be with just in time put down the sunken department in the middle of the basin with the zebra fish, the trilateral sponge that absorbs water that encloses of sunken department, the zebra fish that adapts to different sizes can be adjusted to its elasticity, the cooperation sets up water supply system, the oxygen-containing water that water supply system flows slowly flows into gill of fish and the sponge that absorbs water, it is more comfortable at the experimentation to make the zebra fish, more press close to aquatic natural environment.

The adjusting sliding table 6 is of a translation structure with scales 7, and the scales 7 are arranged to facilitate recording of the depth of the probe 4 inserted into the zebra fish.

The utility model discloses a probe of gathering the signal of telecommunication is at the three ascending free activity of axial of X, Y, Z, and accurate regulation.

The utility model discloses an in the use, the zebra fish of test usefulness just in time is in the same direction as putting the depressed part in the middle of the basin, and the trilateral sponge that absorbs water that has enclosed of depressed part, the zebra fish that adapts to different sizes can be adjusted to its elasticity, and the water supply system outflow of supplementary setting contains oxygen water and slowly flows in gill and the sponge that absorbs water, makes the zebra fish more comfortable in the experimentation, more presses close to aquatic natural environment. The abdomen of the zebra fish is upward, so that the contact of the electrocardio collecting electrode is facilitated. The water supply system does not belong to the protection scope of the utility model.

In the zebra fish electrocardio acquisition process, certain signal interference can be generated by water flow, a peristaltic pump, the external environment and the like, and in order to ensure the signal quality, a shielding cover can be added outside the electrocardio acquisition device to ensure the acquired signal quality.

The utility model is used for gathering the ECG of zebra fish, probe 4 adopts the probe of 0.22mm diameter to pass through the direct heart position of zebra fish epidermis and carry out the collection of electrocardio, and probe 4 connects and gathers probe 3, and acquisition probe 3 can follow regulation slip table 6 and can carry out the regulation of 35 mm's upper and lower height, makes things convenient for some of experiments midway to take and operate; after the probe 4 reaches the skin surface of the zebra fish, the subcutaneous insertion depth is finely adjusted, and the maximum puncture depth can be limited by the silica gel sleeve 8. Probe point selection of probe 4 on the horizontal plane, the operator removes collection operation subassembly 13 as required, through the angle of connection of the fixed column 11 that changes the damping bulb and the arm body 9 of damping bulb rocking arm, makes collection operation subassembly 13 rotate in the space, and then changes the horizontal point position of probe 4 for the probe 4 of gathering the signal can realize X, Y, Z triaxial free activity, and at the signal acquisition in-process, can close the shield cover and block the signal interference among the experimental environment and disturb

The distance between the probes 4 can be adjusted, the depth of the probes 4 penetrating into the skin can be adjusted, the signal effectiveness is ensured, and the damage to animals is reduced to the maximum extent. Meanwhile, the use amount of experimental animals is reduced, and the effectiveness and the accuracy of the experiment can be ensured. The measured electrocardiosignals are transmitted to the electric signal recorder through the wiring terminal 12 of the electrocardiosignal recorder, and the measured data can be monitored and continuously recorded and observed by the electric signal recorder.

The utility model discloses can keep its comfort level ground under the condition that the zebra fish left the fish bowl for a long time to can stabilize, gather its electrocardiosignal's recording system effectively, under the prerequisite of guaranteeing the zebra fish survival rate, gather zebra fish electrocardiosignal for a long time, steadily.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (7)

1. An electrocardio collecting electrode with an adjustable position comprises an electrode (1) and an electrode mounting rack (2), wherein the electrode mounting rack (2) supports and fixes the electrode (1), and is characterized in that the electrode mounting rack (2) is connected with a collecting operation assembly (13), and the collecting operation assembly (13) comprises a collecting probe (3), a probe (4) and an adjusting sliding table (6); the head of the acquisition probe (3) is perforated and can be provided with a through probe (4), and the acquisition probe (3) is in contact connection with the electrode (1); the electrode mounting rack (2) is connected with two acquisition operation assemblies (13) which are respectively used for limiting and mounting the anode and the cathode of the electrode (1); the electrode adjusting device is characterized in that a knob (5) is installed on the adjusting sliding table (6), the adjusting sliding table (6) is used for fixing the electrode (1), and the knob (5) is used for controlling the height of the adjusting sliding table (6) correspondingly.

2. The electrocardio collecting electrode with the adjustable position according to claim 1, wherein the electrode mounting rack (2) is fixedly connected with one end of a fixed column (11) of a damping ball head, the other end of the fixed column (11) of the damping ball head is connected with the top end of an arm body (9) of the damping ball head rocker arm, the arm body (9) of the damping ball head rocker arm is controlled, driven and connected with an adjusting sliding table (6), namely, the electrode mounting rack (2) is connected with a collecting operation assembly (13) through the arm body (9) of the damping ball head rocker arm in a driving way.

3. The electrocardio-collecting electrode with the adjustable position as claimed in claim 1, wherein the adjusting sliding table (6) is provided with a scale (7).

4. The electrocardiosignal collecting electrode with the adjustable position as claimed in claim 1, characterized in that the probe (4) is provided with a silica gel sleeve (8) for limiting.

5. A position adjustable electrode for collecting electrocardiosignals according to claim 1, wherein the electrode (1) is electrically connected with a binding post (12) of an electrocardiosignal recorder through a lead.

6. A position adjustable electrode for collecting electrocardiosignals according to claim 1, characterized in that the bottom of the electrode mounting bracket (2) is fixedly connected with a fish fixing device (10).

7. The electrocardio-collecting electrode with adjustable position according to claim 1, characterized in that the collecting probe (3) is made of insulating material.

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