CN219022136U - Eye vision fixation training device - Google Patents

Abstract

The utility model belongs to the technical field of medical appliances, and particularly relates to an eye fixation training device. The technology comprises a bracket, wherein a first connecting rod is arranged at the top of the bracket, one end of the first connecting rod is fixedly connected with the bracket, a lamp box is arranged at the other end of the first connecting rod, and two lamp sources are arranged on the lamp box; the control box is installed on the top of support, installs the controller on the control box, and two lamp sources are all connected with the controller electricity, and the controller is used for controlling two lamp sources and regularly alternates between luminous and extinguishing. The vision fixation training device can be used for eye vision fixation training before ophthalmic surgery, can set time intervals for alternately lighting and extinguishing two lamp sources on the controller in advance, can perform reciprocating vision fixation training on the left eye and the right eye at set time intervals, can ensure that eyes perform time-sufficient vision fixation training, and can improve the effect of the vision fixation training on the eyes.

Description

Eye vision fixation training device

Technical Field

The utility model belongs to the technical field of medical appliances, and particularly relates to an eye fixation training device.

Background

With the continuous development of ophthalmic surgery techniques, common cataract surgery, cornea refractive surgery, pterygium resection surgery and other ophthalmic surgery are mostly performed under surface anesthesia, and the success of ophthalmic surgery is more required to be matched with a patient in a good operation except that advanced instruments and equipment and skillful operation techniques of operators are relied on, and particularly, when cataract surgery and cornea refractive surgery are performed, the eyes of the patient are required to be fixed. However, the fear and anxiety of the operation of the patient are unavoidable, and the fixation fit degree in the operation is affected, so that the fixation training is usually performed before the ophthalmic operation. During fixation training, the eyes are exposed, the eyes are fixed at a certain point, and the fixation time is kept.

Common fixation training, wherein one hand of a patient covers one eye, the other hand holds a fist and stretches out an index finger, the index finger is placed right in front of the other eye, the eye looks at the index finger, the other eye is trained after looking at a certain time, and the eyes alternately perform fixation training. The prior art also utilizes the fixation training device to train, but whether the fixation training method is carried out by an index finger or the fixation training device is carried out, the training timing is lacked, the conversion time of the alternate training of two eyes depends on subjective judgment of a patient, the condition that one eye is not enough in fixation training time and the other eye is switched to carry out fixation training possibly exists, for example, the time that the eye keeps looking at during the fixation training before the myopia laser correction operation is usually about 1min, and if the fixation training time of the eye is not enough, the eye fixation training effect is easy to be poor.

Disclosure of Invention

According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: the eye fixation training device can be used for eye fixation training, can perform training timing, ensures that one eye keeps fixation for a sufficient time, and then switches to train the other eye, thereby being beneficial to improving the eye fixation training effect.

The preoperative fixation training device for the ophthalmology comprises a bracket, wherein a first connecting rod is arranged at the top of the bracket, one end of the first connecting rod is fixedly connected with the bracket, a lamp box is arranged at the other end of the first connecting rod, and two lamp sources are arranged on the lamp box; the control box is installed on the top of support, installs the controller on the control box, and two lamp sources are all connected with the controller electricity, and the controller is used for controlling two lamp sources and regularly alternates between luminous and extinguishing.

Further, the support includes telescopic bracing piece, and the bottom of telescopic bracing piece is provided with the base, and the bottom and the base fixed connection of telescopic bracing piece.

Further, a light shielding plate is arranged at the top end of the lamp box and is detachably connected with the lamp box.

Further, the first connecting rod is a universal bamboo joint pipe.

Further, a second connecting rod is arranged on the telescopic supporting rod, one end of the second connecting rod is fixedly connected with the telescopic supporting rod, and the other end of the second connecting rod is provided with a mask; two sight holes are formed in the face mask, light guide cylinders are arranged at the two sight holes in the inner side wall of the face mask, hole sealing plates are arranged at the two sight holes in the outer side wall of the face mask, and one end of each hole sealing plate is hinged to the outer side wall of the face mask.

Further, a third connecting rod is arranged on the telescopic supporting rod, one end of the third connecting rod is fixedly connected with the telescopic supporting rod, and a U-shaped elastic clamp is arranged at the other end of the third connecting rod.

Compared with the prior art, the utility model has the following beneficial effects:

when the eye fixation training device is started, the left eye is used as an example of fixation training, a patient shields the right eye of the eye, the lamp sources opposite to the left eye emit light, the lamp sources opposite to the right eye are kept to be extinguished, after waiting for the set time interval, the controller automatically switches the two lamp sources to emit light and extinguish, the lamp sources opposite to the left eye are extinguished, the lamp sources opposite to the right eye emit light, and the patient also automatically switches the lamp sources to shield the left eye and perform fixation training on the right eye after seeing the lamp sources switched, and the reciprocating fixation training on the left eye and the right eye is performed at the set time interval, so that the eye fixation training effect can be ensured.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model;

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

FIG. 3 is an enlarged schematic view of the partial structure at A in FIG. 2;

FIG. 4 is an enlarged schematic view of a partial structure at B in FIG. 2;

the names of the components in the figure are as follows: 1. the device comprises a bracket 1.1, a telescopic supporting rod 1.1.1, an outer cylinder 1.1.2, an inner rod 1.2, a base 2, a travelling wheel 3, an adjusting jack 4, an adjusting bolt 5, a U-shaped elastic clamp 6, a face mask 7, a light source 8, a light box 9, a first connecting rod 10, a second connecting rod 11, a third connecting rod 12, a control box 13, a controller 14, a storage battery 15, a lamp shade 16, a light shielding plate 17, a view hole 18, a light guide tube 19, a hole sealing plate 20 and a sealing cushion layer.

Detailed Description

The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.

Example 1

The device for training fixation before an ophthalmic surgery, as shown in fig. 1 to 3, comprises a bracket 1, wherein a first connecting rod 9 is arranged at the top of the bracket 1, one end of the first connecting rod 9 is fixedly connected with the bracket 1, a lamp box 8 is arranged at the other end of the first connecting rod, two lamp sources 7 are arranged on the lamp box 8, the two lamp sources 7 are in one-to-one correspondence with two eyes of a human body, and the two eyes are respectively used for training fixation through the two lamp sources 7; the control box 12 is installed on the top of support 1, install controller 13 on the control box 12, two lamp sources 7 all are connected with controller 13 electricity, the circuit line can be established through inside traction of first connecting rod 9, controller 13 is used for controlling two lamp sources 7 and goes out between the timing alternately, namely can control one of them lamp source 7 to keep shining and another lamp source 7 keeps turning out through controller 13, alternate after a certain interval time, control one lamp source 7 that shines to go out and the one lamp source 7 that goes out shines, the timing is alternate, so that patient's both eyes are gone on looking training alternately.

As a preferred embodiment, as shown in fig. 3, in this embodiment, the lamp box 8 includes a box body and a box cover, the box cover is detachably connected with the box body, two through holes penetrating inside and outside are provided at the bottom end of the box body, and the distance between the two through holes is the distance between two eyes of a human body, where it should be noted that the distances between two eyes of different people may be different, and the distance between two eyes of any adult may be designated as the distance between the two through holes; the two lamp sources 7 are all installed in the box body, and the two lamp sources 7 correspond to the two through holes, and light emitted by the lamp sources 7 can penetrate out of the through holes, or the lamp beads of the lamp sources 7 can extend out of the through holes.

As a preferred embodiment, in this embodiment, as shown in fig. 1 to 3, a lampshade 15 is installed at each through hole of the bottom end surface of the lamp box 8, so as to facilitate focusing and guiding the eyes to watch during eye fixation training.

As a preferred embodiment, in this embodiment, as shown in fig. 3, the control box 12 includes a box body and a box cover, the box cover is detachably connected with the box body, the controller 13 is installed in the box body, the front side wall of the box body is provided with an installation opening that is internally and externally penetrated, the front end surface of the controller 13 is embedded and installed at the installation opening, the controller 13 is convenient to control from outside the control box 12, specifically, the controller 13 is a prior art device, and has a display screen and a plurality of control buttons, the controller 13 can be a PLC programmable controller, a programmable time controller, etc., and can be directly purchased and installed, in this embodiment, the function of the controller 13 is to control the start and stop of two light sources 7 in a preset time period, and is a conventional function of the controller, and the present application does not involve improvement of a control program thereof.

In the preferred embodiment, as shown in fig. 3, a storage battery 14 is installed in the control box 12, the controller 13 is electrically connected with the storage battery 14, the storage battery 14 can be used for supplying power to the light source 7 and the controller 13, and the storage battery 14 can be charged; the side wall of the control box 12 is provided with a heat dissipation hole, which is convenient for the heat dissipation of the storage battery 14 and the controller 13 in the control box 12.

The working principle and the technical effect of the embodiment are as follows: when the fixation training device is used for eye fixation training before an ophthalmic operation, the bracket 1 is fixedly arranged on a sickbed or on the ground, a patient can lie on the sickbed for eye fixation training, or can sit and stand for eye fixation training, the positions of the lamp boxes 8 are correspondingly regulated according to the body positions of the fixation training, two lamp sources 7 on the lamp boxes 8 are ensured to be positioned right in front of eyes of the patient, and the two lamp sources 7 are in one-to-one correspondence with the eyes; when the fixation training is performed, the time interval for alternately lighting and extinguishing the two light sources 7 is set on the controller 13 in advance, for example, the time interval is set to be 1min, when the fixation training device is started, the left eye is used for fixation training firstly, a patient shields the right eye of the patient, the light sources 7 opposite to the left eye emit light, the light sources 7 opposite to the right eye are kept extinguished, when the time interval is 1min, the controller 13 automatically switches the two light sources 7 to light and extinguish, the light sources 7 opposite to the left eye are extinguished, the light sources 7 opposite to the right eye emit light, the patient also automatically switches the light sources 7 after seeing the light sources 7 to switch, the left eye of the patient is shielded, the fixation training is performed on the right eye, and the reciprocating fixation training is performed on the left eye and the right eye by taking 1min as the set time interval, so that the time sufficient fixation training is performed on the eyes can be ensured, and the fixation training effect of the eyes is improved.

Example 2

In this embodiment, as shown in fig. 1 and fig. 2, the support 1 further illustrates the technology of embodiment 1, and the support 1 includes a telescopic support rod 1.1, a base 1.2 is disposed at the bottom end of the telescopic support rod 1.1, and the bottom end of the telescopic support rod 1.1 is fixedly connected with the base 1.2, and can be welded and fixed by threaded connection; when the fixation device is used, the fixation device can be stably placed on the ground through the base 1.2, and the length of the telescopic supporting rod 1.1 can be adjusted to adjust the height of the lamp box 8, so that the distance between the lamp source 7 and eyes of a patient can be adjusted.

In this embodiment, as shown in fig. 1 and 2, the telescopic supporting rod 1.1 includes an outer cylinder 1.1.1 and an inner rod 1.1.2, the outer cylinder 1.1.1 is slidably connected with the inner rod 1.1.2, a plurality of adjusting jacks 3 are axially arranged on the inner rod 1.1.2 at intervals, a threaded hole through which the inside and the outside are penetrated is formed in the bottom outer side wall of the outer cylinder 1.1.1, an adjusting bolt 4 is arranged in the threaded hole, the adjusting bolt 4 is inserted into the adjusting jack 3, fixing between the outer cylinder 1.1.1 and the inner rod 1.1.2 is achieved, after the adjusting bolt 4 is screwed outwards to enable the adjusting bolt 4 to withdraw from the adjusting jack 3, the outer cylinder 1.1.1 is moved, the length of the telescopic supporting rod 1.1 is adjusted, and the adjusting bolt 4 is inserted into another adjusting jack 3 to fix the length of the telescopic supporting rod 1.1; the length of the telescopic supporting rod 1.1 is adjusted manually, and if the conditions allow, an electric telescopic rod, a hydraulic telescopic rod and the like can be utilized to replace the telescopic supporting rod 1.1 so as to realize automatic control, but the cost is higher.

In the embodiment, as shown in fig. 1 and 2, the bottom of the base 1.2 is provided with a plurality of travelling wheels with brakes, so that the base is convenient to move and park; in addition, the base 1.2 can be replaced by a clamping and fixing device, the clamping and fixing device can be clamped and fixed on a patient bed, and the clamping and fixing device can refer to a corresponding clamping mechanism which is proposed in a cornea refractive surgery fixation simulation trainer disclosed by publication No. CN 213420822U; however, it should be noted that the fixation device with the clamping and fixing device is limited in application, and in this embodiment, the telescopic support rod 1.1 is supported by the base 1.2, so that the fixation device can be moved indoors or outdoors for fixation training, and also can be used for sitting and standing fixation training.

Example 3

The technology of embodiment 2 is further described in this embodiment, as shown in fig. 1 to 3, a light shielding plate 16 is disposed at the top end of the lamp box 8, and the light shielding plate 16 is detachably connected to the lamp box 8; specifically, the light shielding plate 16 and the lamp box 8 can be connected or clamped by a plurality of bolt and nut assemblies, so that the assembly and the disassembly are convenient and quick; when a patient lies on a bed to carry out eye fixation training, the illuminating lamps on the ceilings of the house are likely to be dazzling, and the eye fixation training of the patient is affected, so that the illuminating lamps can be blocked by the illuminating lamps 16 at the top ends of the lamp boxes 8, the illuminating lamps are prevented from directly irradiating eyes of the patient, if the patient lies on the bed to carry out the eye fixation training, the illuminating lamps are not in a sight line range, the illuminating lamps 16 can be not additionally arranged, the stability of the lamp boxes 8 is prevented from being influenced by the additionally arranged illuminating lamps 16, and if the patient sits and stands to carry out the eye fixation training, the illuminating lamps are not in the sight line range, and the additionally arranged illuminating lamps are not necessarily additionally arranged with the illuminating lamps 16, so that the stability of the lamp boxes 8 is prevented from being influenced by the additionally arranged illuminating lamps 16.

Example 4

The technology of embodiment 3 is further described in this embodiment, the first connection rod 9 is a universal bamboo joint pipe, and the universal bamboo joint pipe can be bent in all directions, has a certain bearing capacity, can support the weights of the lamp box 8, the lamp source 7 and the light shielding plate 16, and can keep stable and not to be bent under the action of no external force; specifically, the universal bamboo joint pipe can be made of plastic or metal materials, and if the bearing capacity is insufficient, reinforcing bars such as steel wires can be configured to improve the bearing capacity and maintain the toughness.

Example 5

In this embodiment, as shown in fig. 1, 2 and 4, a second connecting rod 10 is disposed on the telescopic supporting rod 1.1, one end of the second connecting rod 10 is fixedly connected with the telescopic supporting rod 1.1, and the other end is provided with a mask 6; the mask 6 is provided with two vision holes 17, the two vision holes 17 are in one-to-one correspondence with eyes of a human body, the two vision holes 17 on the inner side wall of the mask 6 are respectively provided with a light guide tube 18, so that human eyes can be positioned conveniently and a light source can be guided, and the light guide tubes 18 are made of rubber or silica gel materials and have flexibility; the two sight holes 17 on the outer side wall of the mask 6 are respectively provided with a hole sealing plate 19, one end of each hole sealing plate 19 is hinged with the outer side wall of the mask 6, and the hole sealing plates 19 can be rotated to cover the sight holes 17 or open the sight holes 17; specifically, the hinge shaft between the hole sealing plate 19 and the face mask 6 has damping, and a certain external force is required to rotate the hole sealing plate 19, so that the stability of the hole sealing plate 19 is improved; here, the face mask 6 is provided with an inner side on the side close to the human face.

In the present example, the mask 6 may be plate-like or humanoid in shape, as a preferred embodiment.

In this embodiment, as shown in fig. 4, a sealing cushion layer 20 is disposed on the inner side wall of the hole sealing plate 19, and when the hole sealing plate 19 covers the viewing hole 17, the sealing cushion layer 20 can seal the gap between the hole sealing plate 19 and the outer side wall of the mask 6 to avoid light transmission.

In this embodiment, the second connecting rod 10 is a universal bamboo joint tube, which can be bent in all directions, so that the position of the mask 6 can be adjusted conveniently.

The working principle and the technical effect of the embodiment are as follows: when the vision fixing device is used for eye vision fixing training, a patient can adjust the position of the lamp box 8 when lying on a sickbed for the vision fixing training, the mask 6 can be used for masking the face, two eyes are in one-to-one correspondence with the two light guide cylinders 18, when one eye is subjected to the vision fixing training, the hole sealing plate 19 is used for sealing the sight holes 17 corresponding to the other eye, and when the two eyes are exchanged for the vision fixing training, the two hole sealing plates 19 alternately cover the two sight holes 17. When the patient sits and stands to carry out fixation training, the universal bamboo joint pipe is adjusted to the front of the two eyes through the adjustment of the lamp box 8, the mask 6 is adjusted to the position between the two eyes and the lamp box 8, and the mask 6 is covered on the face to carry out the fixation training of the two eyes.

Example 6

In this embodiment, as shown in fig. 1 and fig. 2, a third connecting rod 11 is disposed on the telescopic supporting rod 1.1, one end of the third connecting rod 11 is fixedly connected with the telescopic supporting rod 1.1, and a U-shaped elastic clip 5 is installed on the other end of the third connecting rod, where the U-shaped elastic clip 5 can be clamped and fixed on the edge of a sickbed to improve the stability of the bracket 1; it should be noted that, the U-shaped elastic clamp 5 is a device in the prior art, which may be made of plastic or metal material, has a certain elasticity, and can move the opening of the U-shaped elastic clamp 5, so that the U-shaped elastic clamp 5 is clamped on the edge of the sickbed, and the U-shaped elastic clamp 5 can be clamped and fixed on the edge of the sickbed.

In this embodiment, the third connecting rod 11 is a universal bamboo joint tube, and the universal bamboo joint tube can be bent in all directions, so that the distance between the U-shaped elastic clamp 5 and the telescopic supporting rod 1.1 can be conveniently adjusted, and if the telescopic supporting rod 1.1 is closer to a sickbed, the universal bamboo joint tube can be bent to enable the U-shaped elastic clamp 5 to be clamped and fixed on the edge of the sickbed.

Claims (6)

1. Eye fixation trainer, including support (1), its characterized in that: the top of the bracket (1) is provided with a first connecting rod (9), one end of the first connecting rod (9) is fixedly connected with the bracket (1), the other end of the first connecting rod is provided with a lamp box (8), and two lamp sources (7) are arranged on the lamp box (8); the top of the bracket (1) is provided with a control box (12), the control box (12) is provided with a controller (13), the two light sources (7) are electrically connected with the controller (13), and the controller (13) is used for controlling the two light sources (7) to alternate between light emission and extinction at fixed time.

2. The eye fixation training device of claim 1, wherein: the support (1) comprises a telescopic support rod (1.1), a base (1.2) is arranged at the bottom end of the telescopic support rod (1.1), and the bottom end of the telescopic support rod (1.1) is fixedly connected with the base (1.2).

3. The eye fixation training device of claim 1, wherein: the top of the lamp box (8) is provided with a light shielding plate (16), and the light shielding plate (16) is detachably connected with the lamp box (8).

4. An eye fixation training device according to any one of claims 1 to 3, wherein: the first connecting rod (9) is a universal bamboo joint pipe.

5. The eye fixation training device of claim 2, wherein: a second connecting rod (10) is arranged on the telescopic supporting rod (1.1), one end of the second connecting rod (10) is fixedly connected with the telescopic supporting rod (1.1), and the other end of the second connecting rod is provided with a mask (6); two sight holes (17) are formed in the face mask (6), light guide cylinders (18) are arranged at the two sight holes (17) in the inner side wall of the face mask (6), hole sealing plates (19) are arranged at the two sight holes (17) in the outer side wall of the face mask (6), and one end of each hole sealing plate (19) is hinged to the outer side wall of the face mask (6).

6. The eye fixation training device of claim 2, wherein: a third connecting rod (11) is arranged on the telescopic supporting rod (1.1), one end of the third connecting rod (11) is fixedly connected with the telescopic supporting rod (1.1), and a U-shaped elastic clamp (5) is arranged at the other end of the third connecting rod.

Images