CN211094101U - Circular array brain electrical impedance tomography electrode capable of preventing falling - Google Patents

Circular array brain electrical impedance tomography electrode capable of preventing falling Download PDF

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Publication number
CN211094101U
CN211094101U CN201921312061.6U CN201921312061U CN211094101U CN 211094101 U CN211094101 U CN 211094101U CN 201921312061 U CN201921312061 U CN 201921312061U CN 211094101 U CN211094101 U CN 211094101U
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electrode
electrical impedance
circular array
cap body
impedance tomography
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CN201921312061.6U
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陈聪
周巍
苏国庆
骆成勋
孙亮
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Nanjing Yiai Medical Equipment Co ltd
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Nanjing Yiai Medical Equipment Co ltd
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Abstract

The utility model discloses a circular array electrical impedance tomography electrode for preventing falling, which comprises a falling-proof device and an electrode, wherein the electrode is embedded in the upper end face of the falling-proof device, the falling-proof device comprises a cap body, the outer wall of the cap body is provided with a plurality of evenly distributed electrode holes, the left side and the right side of the cap body are respectively provided with a rolling device and a clamping block, the rolling device comprises a connecting block, the electrode holes fix the electrode, so that the electrode is more stable, the electrode can be used for detecting patients without falling, the electrode can be accurately placed according to the position of the electrode hole, the detection of medical personnel is convenient, the detection efficiency is improved, the problem that when the electrode for preventing falling is placed in the brain electrode, the electrode can only roughly estimate the approximate position according to the rule, and the accurate placement can not be realized is solved, and the electrode is easy to drop, which is not convenient for the detection of the electrical activity of the human brain and affects the detection efficiency.

Description

Circular array brain electrical impedance tomography electrode capable of preventing falling
Technical Field
The utility model relates to an electric measurement field specifically is a circular array brain electrical impedance tomography electrode that prevents to drop.
Background
In the aspect of disease detection, the modern medical imaging technology represented by CT and MRI plays a positive and key role, and provides important reference value for diagnosis and treatment of diseases. However, because these instruments and devices are bulky, expensive in cost and inconvenient to operate, most of them can only detect the disease condition when the patient has serious disease condition change, so that it is difficult to find the disease condition as soon as possible and to realize large-scale rapid screening.
Electrical Impedance Tomography (EIT) is an imaging technique that estimates electrical properties in vivo in two or three dimensions by means of body surface measurements. The technology adopts safe weak alternating current signal excitation, so that the technology is non-invasive and harmless to human bodies. Compared with the existing imaging equipment, the imaging equipment has the advantages of simple structure, simple and convenient operation, small equipment, high imaging speed, low system cost, functional imaging and the like, is an imaging technology with wide application prospect, and is extremely suitable for the prevention and screening work of diseases due to the characteristics of the imaging technology.
At present, when the common falling-off-preventing circular array electrode for electrical impedance tomography of brain is used, only approximate positions can be roughly estimated according to rules when the brain electrode is placed, accurate placement cannot be achieved, the electrode easily falls off, detection of electrical activity of the brain of a human body is not facilitated, and detection efficiency is affected.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model provides a not enough to prior art, the utility model provides a circular array electrical impedance for brain tomography that prevents to drop has solved present common circular array electrical impedance for brain tomography that prevents to drop and can only roughly estimate approximate position according to the rule when placing the brain electrode, can't accomplish accurate the placing, and the electrode drops easily, is not convenient for the detection of human brain electrical activity, influences detection efficiency's problem.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: an anti-falling circular array electrode for electrical impedance tomography of brain comprises an anti-falling device and an electrode, the electrode is embedded in the upper end face of the anti-drop device, the anti-drop device comprises a cap body, the outer wall of the cap body is provided with a plurality of electrode holes which are uniformly distributed, the left side and the right side of the cap body are respectively provided with a rolling device and a clamping block, the rolling device comprises a connecting block, the back of the connecting block is fixedly connected with the left side of the cap body, both sides of the front end surface of the connecting block are fixedly connected with limiting blocks, a scroll is arranged between the two limiting blocks, both sides of the scroll are fixedly connected with connecting shafts, one sides of the two connecting shafts far away from the scroll are rotatably connected with limiting blocks, the outer wall of spool is around being connected with the bandage, one side that the spool was kept away from to the bandage is provided with the buckle, buckle and fixture block joint, the rolling motor is installed in the left side of left side stopper.
For the convenience of detection, the circular array electrode for electrical impedance tomography of brain for preventing falling off in the embodiment is preferably: the electrode comprises a base, and a plurality of uniformly distributed probes are installed on the upper end face of the base.
In order to avoid the needle-stick feeling, the circular array electrical impedance tomography for brain imaging electrode for preventing the falling-off in the embodiment is preferable: the top of probe is installed the elasticity ring, the up end of elasticity ring is installed hydrophilic coating.
In order to prevent slipping, a circular array brain electrical impedance tomography electrode that prevents slipping is preferred as one of the embodiments: the inside laminating of the cap body has the iron layer, a plurality of evenly distributed's anti-skidding granule is installed to the inner wall on iron layer.
In order to control the rolling device, the circular array electrode for electrical impedance tomography of brain for preventing falling off in the embodiment is preferably: the back of the cap body is provided with a controller.
For the normal operation of the equipment, the circular array electrode for electrical impedance tomography of brain for preventing falling off is preferred as the embodiment: the number of the electrode holes is 16.
For the convenience of detection, the circular array electrode for electrical impedance tomography of brain for preventing falling off in the embodiment is preferably: the diameter of base is 20mm, the diameter of probe is 3 mm.
In order to ensure good contact of the contact area between the front end of the measuring probe and the skin of the human brain, the circular array electrode for electrical impedance tomography of brain for preventing falling off is preferably used as the electrode for preventing the falling off in the embodiment: the probe and the base are both made of copper or Ag, Agcl is plated on the outer surface of the probe and the base, the hydrophilic coating is made of sponge or gauze, and the elastic ring is made of elastic rubber.
(III) advantageous effects
The utility model provides a circular array brain electrical impedance tomography who prevents to drop uses electrode possesses following beneficial effect:
(1) the electrode is embedded in the upper end face of the anti-falling device, the anti-falling device comprises a cap body, a plurality of evenly distributed electrode holes are formed in the outer wall of the cap body, a winding device and a clamping block are respectively installed on the left side and the right side of the cap body, the back of the connecting block is fixedly connected with the left side of the cap body, limiting blocks are fixedly connected to the two sides of the front end face of the connecting block, the cap body is worn on the head of a patient, the winding device is controlled by a controller, a winding motor rotates to drive a scroll to rotate, the binding belt extends, the bayonet on the other side of the binding belt is clamped to the clamping block to enable the cap body to be stably fixed to the brain of the patient through the binding belt, then the electrode is embedded into the electrode holes to fix the electrode, the electrode is more stable, and the electrode is used, the condition that can not appear droing takes place, can place the electrode according to the position accuracy in electrode hole, makes things convenient for medical personnel to detect, improves detection efficiency.
Drawings
FIG. 1 is a left side view of the overall structure of the present invention;
FIG. 2 is a right side view of the overall structure of the present invention;
FIG. 3 is a schematic view of the inner wall of the present invention;
FIG. 4 is a structural diagram of the winding device of the present invention;
FIG. 5 is an overall structure diagram of the electrode of the present invention;
fig. 6 is a schematic diagram of the probe structure of the present invention.
In the figure: 1. an anti-drop device; 2. an electrode; 3. a cap body; 4. an electrode hole; 5. a controller; 6. a winding device; 7. binding bands; 8. buckling; 9. a clamping block; 10. a ferrous layer; 11. anti-skid particles; 12. connecting blocks; 13. a limiting block; 14. a reel; 15. a connecting shaft; 16. a winding motor; 17. a base; 18. a probe; 19. an elastic ring; 20. a hydrophilic coating.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-6, the utility model provides a technical solution: the utility model provides a prevent circular array brain electrical impedance tomography electrode that drops, including anticreep device and electrode, the electrode embedding sets up the up end at the anticreep device, the anticreep device includes the cap body, a plurality of evenly distributed's electrode hole has been seted up to the outer wall of the cap body, coiling mechanism and fixture block are installed respectively to the left and right sides of the cap body, the coiling mechanism includes the connecting block, the back of connecting block and the left side fixed connection of the cap body, the equal fixedly connected with stopper in preceding terminal surface both sides of connecting block, install the spool between two stoppers, the equal fixedly connected with connecting axle in both sides of spool, one side that the spool was kept away from to two connecting axles all is rotated with the stopper and is connected, the outer wall of spool is around having connect the bandage, one side that the.
In this embodiment, the diameter of the metal base 17 is 20mm, the diameter of each probe 18 is 3mm, 8 probes 18 on the circumference form a ring, the center of the 8 probes 18 is 7mm from the center of the base 17, the outer surfaces of the base 17 and the probes 18 are both provided with Ag/AgC1 coating, the hydrophilic coating 20 at the front end is formed by sponge or gauze, the elastic ring 19 is made of elastic rubber and is used for absorbing conductive paste or Nacl solution, so as to reduce contact resistance, and the soft water absorption layer makes the measuring probe more comfortable without needle prick, by providing the anti-dropping device 1, the cap body 3 is worn on the head of the patient, then the controller 5 controls the rolling device 6, the rolling motor 16 rotates to drive the reel 14 to rotate, so as to elongate the bandage 7, then according to the size of the face of the patient, the length enough to fix the length of the cap body 3 extends, the buckle 8 at the other side of the bandage 7 is clamped to the clamping block 9, make the cap body 3 through the firm patient brain that is fixed in of bandage 7, pass through electrode hole 4 embedding with electrode 2 afterwards, electrode hole 4 fixed electrode 2 makes electrode 2 more firm, makes electrode 2 carry out the detection achievement to the patient, and the condition that can not appear droing takes place, can make things convenient for medical personnel to detect according to electrode hole 4's position accuracy place electrode 2, improves detection efficiency.
Specifically, the electrode 2 includes a base 17, and a plurality of probes 18 are uniformly distributed on an upper end surface of the base 17.
In the present embodiment, the probes 18 are arranged on the base 17 in a circle-centered and circumferential manner, wherein the cylindrical probes 18 on the circumference are evenly distributed.
Specifically, the top of the probe 18 is provided with an elastic ring 19, and the upper end surface of the elastic ring 19 is provided with a hydrophilic coating 20.
In this embodiment, the hydrophilic coating 20 is used to absorb the conductive paste or NaCl solution, thereby reducing contact resistance, and the soft water-absorbent layer makes the measurement probe more comfortable without a needle-stick feeling.
Specifically, the iron layer 10 is attached to the inner portion of the cap body 3, and a plurality of evenly distributed anti-slip particles 11 are mounted on the inner wall of the iron layer 10.
In this embodiment, the anti-slip particles 11 increase the friction between the inner wall of the cap 3 and the head of the patient, preventing slipping.
Specifically, the controller 5 is mounted on the back of the cap body 3.
In this embodiment, the controller controls the winding motor 16 of the winding device 6 to operate.
Specifically, 16 electrode holes 4 are provided.
In this embodiment, the electrode 2 is inserted through the electrode hole 4, and the electrode hole 4 fixes the electrode 2, so that the electrode 2 is more stable.
Specifically, the diameter of the base 17 is 20mm, and the diameter of the probe 18 is 3 mm.
In this embodiment, the probe 18 and the base 17 are made of copper or silver, which is convenient for processing and can make the electrode have excellent conductivity.
Specifically, the probe 18 and the base 17 are both made of copper or Ag, the outer surface is plated with Agcl, the hydrophilic coating 20 is made of sponge or gauze, and the elastic ring 19 is made of elastic rubber.
In this embodiment, the elastic ring 19 is made of elastic rubber to prevent the probe 18 from causing a needle-prick sensation to the head of the human body when the probe is tested.
When in use, a medical staff holds the electrode by hands, wears the cap body 3 on the head of a patient, firstly dips a proper amount of conductive paste or Nacl solution on the hydrophilic coating 20 of the anti-falling circular array electrode for brain electrical impedance tomography, fixes the electrode on an electrode belt through a snap fastener, wears the cap body 3 on the head of the patient, then controls the winding device 6 through the controller 5, rotates the winding motor 16 to drive the scroll 14 to rotate, extends the bandage 7, then extends the length enough to fix the cap body 3 according to the size of the head of the face of the patient, clamps the buckle 8 at the other side of the bandage 7 on the clamping block 9, enables the cap body 3 to be stably fixed on the brain of the patient through the bandage 7, can not fall off, then passes through the electrode belt with tightness, then embeds the electrode 2 through the electrode hole 4, fixes the electrode 2 through the electrode hole 4, and enables the electrode 2 to be more stable, the electrode passes through electrode hole 4 in people brain suitable position, makes electrode 2 carry out testing work to the patient, and the angle and the position of adjustment electrode 2 make electrode 2 all stretch into inside the hair, make hydrophilic coating 20 and head in close contact with, connect electrode 2 with electrode connection detection wire, carry out electrical impedance formation of image.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a circular array brain electrical impedance tomography who prevents to drop uses electrode, includes anticreep device (1) and electrode (2), electrode (2) embedding sets up the up end at anticreep device (1), its characterized in that: the anti-falling device (1) comprises a cap body (3), a plurality of evenly distributed electrode holes (4) are formed in the outer wall of the cap body (3), a winding device (6) and a clamping block (9) are respectively installed on the left side and the right side of the cap body (3), the winding device (6) comprises a connecting block (12), the back of the connecting block (12) is fixedly connected with the left side of the cap body (3), limiting blocks (13) are fixedly connected with the two sides of the front end face of the connecting block (12), a reel (14) is installed between the two limiting blocks (13), connecting shafts (15) are fixedly connected with the two sides of the reel (14), one sides of the two connecting shafts (15) far away from the reel (14) are rotatably connected with the limiting blocks (13), a binding band (7) is wound on the outer wall of the reel (14), and a buckle (8) is arranged on one side of the binding, buckle (8) and fixture block (9) joint, coiling motor (16) are installed in the left side of left side stopper (13).
2. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 1, characterized in that: the electrode (2) comprises a base (17), and a plurality of uniformly distributed probes (18) are mounted on the upper end face of the base (17).
3. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 2, characterized in that: an elastic ring (19) is installed at the top of the probe (18), and a hydrophilic coating (20) is installed on the upper end face of the elastic ring (19).
4. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 1, characterized in that: the inside laminating of cap body (3) has iron layer (10), a plurality of evenly distributed's anti-skidding granule (11) are installed to the inner wall of iron layer (10).
5. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 1, characterized in that: the back of the cap body (3) is provided with a controller (5).
6. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 1, characterized in that: and 16 electrode holes (4) are arranged.
7. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 2, characterized in that: the diameter of the base (17) is 20mm, and the diameter of the probe (18) is 3 mm.
8. The circular array brain electrical impedance tomography electrode for preventing falling off of claim 3, characterized in that: the probe (18) and the base (17) are both made of copper or Ag, the outer surface of the probe is plated with Agcl, the hydrophilic coating (20) is made of sponge or gauze, and the elastic ring (19) is made of elastic rubber.
CN201921312061.6U 2019-08-14 2019-08-14 Circular array brain electrical impedance tomography electrode capable of preventing falling Active CN211094101U (en)

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CN201921312061.6U CN211094101U (en) 2019-08-14 2019-08-14 Circular array brain electrical impedance tomography electrode capable of preventing falling

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Application Number Priority Date Filing Date Title
CN201921312061.6U CN211094101U (en) 2019-08-14 2019-08-14 Circular array brain electrical impedance tomography electrode capable of preventing falling

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CN211094101U true CN211094101U (en) 2020-07-28

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112426146A (en) * 2020-11-27 2021-03-02 武汉智普天创科技有限公司 Brain function quantitative imaging device
CN113261964A (en) * 2021-05-28 2021-08-17 北京脑陆科技有限公司 Cup-shaped electrode

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112426146A (en) * 2020-11-27 2021-03-02 武汉智普天创科技有限公司 Brain function quantitative imaging device
CN112426146B (en) * 2020-11-27 2025-06-27 武汉智普天创科技有限公司 Quantitative brain function imaging device
CN113261964A (en) * 2021-05-28 2021-08-17 北京脑陆科技有限公司 Cup-shaped electrode

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