CN214796447U

CN214796447U - Human eye simulation structure

Info

Publication number: CN214796447U
Application number: CN202120914731.2U
Authority: CN
Inventors: 孔伟方; 章军辉; 龚玉麒; 李洪伟; 顾伟; 俞斌
Original assignee: Sunlife Science (suzhou) Inc
Current assignee: Sunlife Science (suzhou) Inc
Priority date: 2021-04-29
Filing date: 2021-04-29
Publication date: 2021-11-19
Anticipated expiration: 2031-04-29

Abstract

The utility model discloses a anthropomorphic dummy eye structure, it includes the eyeball, the eyeball is suitable for and installs in anthropomorphic dummy's eye socket, the middle part of eyeball is provided with the printing opacity district, the inboard of eyeball is provided with pupil contraction and enlargement unit, pupil contraction and enlargement unit is located printing opacity district rear side, pupil contraction and enlargement unit simulation pupil's change sees through printing opacity district is in order to be experienced person's visual perception by the outside. The utility model discloses a demonstration that the pupil is normal or enlarged is shown through pupil constriction unit to anthropomorphic dummy eye structure, and then for the trainee provides the through-hole that can really perceive the anthropomorphic dummy at carrying out first aid training scene and change, has improved cardiopulmonary resuscitation's training quality.

Description

Human eye simulation structure

Technical Field

The utility model relates to a cardiopulmonary resuscitation equipment technical field especially relates to a dummy eye structure.

Background

The cardiopulmonary resuscitation simulator creates a simulation clinical simulation scene and simulates a patient by using a medical simulation technology, replaces an education method for clinical teaching and practice of real patients, develops medical model teaching, is a great progress of the clinical medical teaching, can improve the practice and manual ability of trainees, effectively solves the defects of 'heavy theory and light practice', and has important significance for training medical care rescuers.

The existing dummy generally only has the function of simulating cardiopulmonary resuscitation and cannot simulate the contraction and enlargement of pupils of a patient, so that trainees cannot pay attention to the pupil change of the dummy in the training process to perform more real simulation training, the skill improvement of the cardiopulmonary resuscitation trainees is hindered, and the technology needs to be researched and developed to promote the improvement of the cardiopulmonary resuscitation training quality urgently.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model is to overcome the unable drawback that simulates the pupil change of current cardiopulmonary resuscitation dummy, and then provide a dummy eye structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a human eye simulation structure, its includes the eyeball, the eyeball is suitable for and installs in human eye socket of simulation, the middle part of eyeball is provided with the light transmission zone, the inboard of eyeball is provided with pupil constriction unit, pupil constriction unit is located the light transmission zone rear side, pupil constriction unit simulation pupil's change and pass through the light transmission zone in order to be perceived by outside trainee's vision.

Preferably, the pupil constriction unit is an electronic display unit.

Preferably, the pupil zooming unit comprises a display module, the display module is connected to a main control circuit board, an original pupil and pupil diffusion state control circuit is arranged on the main control circuit board, and the main control circuit board controls the switching of the original pupil and pupil diffusion state control circuit to simulate pupil dilation.

Preferably, the display module is an LCD display module.

Preferably, a photosensitive element is arranged on the inner side of the eyeball, and a photosensitive hole is formed in one side of the light-transmitting area on the eyeball; the simulated human eyelid is suitable for covering the photosensitive hole when being closed, and is suitable for exposing the photosensitive hole when being opened; the light sensing element judges the closing or opening of the simulated human eyelid by sensing the intensity of light rays emitted into the light sensing hole.

Preferably, the photosensitive element is a phototriode.

Preferably, the simulation glasses further comprise a fixing seat, the eyeball is buckled and fixed on the fixing seat, and the eyeball is fixed inside the glasses frame of the simulation person through the fixing seat.

Preferably, a transparent block is arranged in the middle of the eyeball, the transparent block is embedded in the eyeball to form the light transmission area, and the pupil contraction and enlargement unit penetrates through the transparent block to show pupil change outwards.

Preferably, the pupil contraction and enlargement unit comprises a non-light-transmission circular blocking piece, the lower end of the blocking piece is fixed on a sliding block, and the sliding block is suitable for driving the blocking piece to be close to or far away from a light-transmission area on the eyeball so as to simulate the pupil to expand or shrink.

Preferably, the pupil dilation unit comprises a non-light-transmitting blocking piece, a movable light source is arranged on one side, far away from the eyeball, of the non-light-transmitting blocking piece, and the light source is suitable for approaching or departing the non-light-transmitting blocking piece to simulate the enlargement or the reduction of the pupil.

Preferably, the pupil contraction and enlargement unit comprises at least two simulated pupil blocking pieces with different sizes, and the simulated pupil blocking pieces with different sizes are alternatively shielded on the inner side of the light transmission area to simulate pupil change.

Preferably, the pupil scaling unit is associated with a simulated electrocardiogram or a simulated heartbeat of a simulated human.

The utility model has the advantages that:

the utility model discloses a demonstration that the pupil is normal or enlarge is shown to anthropomorphic dummy eye structure through pupil contraction and enlargement unit, and then for the trainee provides the through-hole that can really perceive the anthropomorphic dummy at the scene of carrying out first aid training and change to in time develop suitable rescue work according to the change condition of pupil, improved the authenticity of on-the-spot simulation training, improved the on-the-spot handling capacity and the adaptability to strain of trainee, and then can improve cardiopulmonary resuscitation's training quality greatly.

Drawings

In order that the present invention may be more readily and clearly understood, reference is now made to the following detailed description of the invention taken in conjunction with the accompanying drawings, in which:

fig. 1 is an exploded pictorial illustration of a simulated human eye structure of the present invention;

FIG. 2 is a circuit diagram of the electronic display module and the photosensitive element according to the present invention;

fig. 3 is a schematic structural diagram of another embodiment of the pupil constriction unit of the present invention;

fig. 4 is a schematic structural diagram of a third embodiment of the pupil constriction unit according to the present invention;

fig. 5 is a schematic configuration diagram of a fourth embodiment of the pupil constriction unit according to the present invention.

The reference numbers in the figures denote:

1-eyeball; 2-a light-transmitting region; 3-a transparent block; 4-a pupil constriction unit; 41-a display module; 43-a slide block; 42. 45-a non-light-transmitting baffle; 46-a light source; 47-simulated pupil blocking sheet; 5-a main control circuit board; 6-a photosensitive element; 7-a photosensitive hole; 8-fixed seat.

Detailed Description

Example one

Referring to fig. 1-2, a structure of a simulated human eye includes an eyeball 1, the eyeball 1 is suitable for being installed in an orbit of a simulated human, a transparent region 2 is disposed in the middle of the eyeball 1, a transparent block 3 is embedded in the transparent region 2, the transparent block 3 is embedded in the eyeball 1 to form the transparent region 2, a pupil contraction and enlargement unit 4 is disposed inside the eyeball 1, the pupil contraction and enlargement unit 4 is located behind the transparent region 2 (right side shown in fig. 1), and the pupil contraction and enlargement unit 4 simulates the change of the pupil and penetrates through the transparent region 2 to be visually perceived by an external trainee. The utility model discloses a demonstration that the pupil is normal or enlarge is shown to anthropomorphic dummy eye structure through pupil contraction and enlargement unit, and then for the trainee provides the through-hole that can really perceive the anthropomorphic dummy at the scene of carrying out first aid training and change to in time develop suitable rescue work according to the change condition of pupil, improved the authenticity of on-the-spot simulation training, improved the on-the-spot handling capacity and the adaptability to strain of trainee, and then can improve cardiopulmonary resuscitation's training quality greatly.

For convenience of display, the pupil dilation unit 4 of this embodiment is an electronic display unit, the pupil dilation unit 4 includes a display module 41, the display module 41 is an electronic display screen, which may be an LCD screen or a liquid crystal screen, the display screen of the display module 41 is connected to the

pins

3 and 4 in fig. 2, and the photodiode is connected to the

pins

1 and 2. The master control circuit board 5 is provided with an original pupil and diffusion pupil state control circuit, and the master control circuit board controls the switching of the original pupil and diffusion pupil state control circuit to simulate pupil enlargement or recover to a normal state. The specific form of the original pupil and dilated pupil state control circuit of the present embodiment is not limited, as long as the LCD display module can display the pupil expansion or the change of the pupil to return to the normal state.

In order to add training and examination for the eyelid turning action of a trainee on a dummy, a photosensitive element 6 is arranged on the inner side of the eyeball 1 in the embodiment, the photosensitive element 6 is preferably a diode or preferably a photosensitive band is infrared light, and a photosensitive hole 7 is arranged on one side of the light transmission area 2 on the eyeball 1; the human-simulated eyelid is suitable for covering the light-sensitive hole 6 when being closed, and is suitable for exposing the light-sensitive hole 6 when being opened; the light sensing element 6 judges the closing or opening of the eyelid of the human simulator by sensing the intensity of the light rays emitted into the light sensing hole 7 so as to judge whether the trainee has the action of turning the eyelid and feeds back the action signal of the eyelid turning to a master control system of the human simulator. Referring to fig. 2, the diode of the photosensitive element is connected to pin 1/2, the display screen is connected to pin 3/4, and when the photosensitive quantity of the diode is large, the photosensitive diode tends to be in a conducting state; when the light sensing quantity of the diode is small, the photosensitive diode tends to be in a closed state, the diode is closed (no light transmission or less light transmission) corresponding to the human eyelid simulator when in the closed state, and the diode is opened (larger light sensing quantity) corresponding to the human eyelid simulator when in a conducting state.

In order to facilitate the installation and fixation of the simulated eye structure of the embodiment, a fixing seat 8 is further provided, the eyeball 1 is fastened and fixed on the fixing seat 8, and the eyeball 1 is fixed inside the spectacle frame of the simulated human through the fixing seat 8.

Example two

Referring to fig. 3, as another embodiment of the pupil dilation unit 4, the pupil dilation unit 4 includes a non-transparent blocking piece 42 (preferably set to black for easy observation and used for simulating pupils), the size of the blocking piece is not limited to the structural form of the blocking piece when the simulated human pupils are enlarged to the maximum, the lower end of the blocking piece 42 is fixed on a sliding block 43, and the sliding block 43 is adapted to drive the blocking piece 42 to approach or depart from the transparent area on the eyeball 1 to simulate the pupil to enlarge or reduce.

EXAMPLE III

Referring to fig. 4, as another embodiment of the pupil dilation unit 4, the pupil dilation unit 4 includes a non-transparent blocking sheet 45 for simulating a pupil, a light source 46 is disposed on a side of the non-transparent blocking sheet 45 away from the eyeball 1, and the blocking sheet 45 is adapted to be close to or away from the non-transparent blocking sheet 45, so that the non-transparent blocking sheet 45 becomes larger or smaller with the change of distance from the light source 46 when viewed from the outside of the eyeball, thereby simulating the larger or smaller pupil, and the illumination of the light source 46 is more convenient for clearly observing the change of the pupil from the outside of the eyeball.

Example four

Referring to fig. 5, as another embodiment of the pupil constriction unit 4, the pupil constriction unit 4 includes two simulated pupil baffles 47 with different sizes, and the simulated pupil baffles 47 with different sizes are alternatively shielded inside the light-transmitting area 2 to simulate the change of the pupil size or pupil size.

It is obvious that the pupil constriction unit of the present invention is not limited to the above embodiment, and may be changed as long as the pupil can be changed. Pupil zooming unit 4 changes with the simulation electrocardio or the simulation heartbeat relevance of anthropomorphic dummy, and then with anthropomorphic dummy's simulation sign looks adaptation to further improve the improvement to trainee's cardiopulmonary resuscitation first aid skill.

The above-mentioned embodiments are only for explaining the technical solution of the present invention in detail, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art should understand that all the modifications and substitutions based on the above-mentioned principle and spirit should be within the protection scope of the present invention.

Claims

1. A structure for simulating human eyes is characterized in that: the artificial eye comprises an eyeball, wherein the eyeball is suitable for being installed in an eye socket of a human simulator, a light transmission area is arranged in the middle of the eyeball, a pupil contraction and contraction unit is arranged on the inner side of the eyeball and is positioned on the rear side of the light transmission area, and the pupil contraction and contraction unit simulates the change of a pupil and penetrates through the light transmission area to be visually perceived by an external trainee.

2. The simulated human eye structure of claim 1, wherein: the pupil zooming unit is an electronic display unit.

3. The simulated human eye structure of claim 2, wherein: the pupil zooming unit comprises a display module, the display module is connected to a main control circuit board, an original pupil and diffusion pupil state control circuit is arranged on the main control circuit board, and the main control circuit board controls the switching of the original pupil and diffusion pupil state control circuit to simulate pupil dilation.

4. The simulated human eye structure of claim 3, wherein: the display module is an electronic display.

5. Simulated human eye structure according to any one of claims 1-4, characterized in that: a photosensitive element is arranged on the inner side of the eyeball, and a photosensitive hole is formed in one side of the light-transmitting area on the eyeball; the simulated human eyelid is suitable for covering the photosensitive hole when being closed, and is suitable for exposing the photosensitive hole when being opened; the light sensing element judges the closing or opening of the simulated human eyelid by sensing the intensity of light rays emitted into the light sensing hole.

6. The simulated human eye structure of claim 5, wherein: the photosensitive element is a phototriode.

7. The simulated human eye structure of claim 6, wherein: the eyeball fixing device is characterized by further comprising a fixing seat, the eyeball is buckled and fixed on the fixing seat, and the eyeball is fixed inside a spectacle frame of the anthropomorphic dummy through the fixing seat.

8. The simulated human eye structure of claim 7, wherein: the pupil contraction and contraction unit penetrates through the transparent block to show pupil change outwards.

9. The simulated human eye structure of claim 1, wherein: the pupil contraction and expansion unit comprises a non-light-transmission blocking piece, the lower end of the blocking piece is fixed on a sliding block, and the sliding block is suitable for driving the blocking piece to be close to or far away from a light-transmission area on the eyeball so as to simulate the pupil to expand or shrink.

10. The simulated human eye structure of claim 1, wherein: the pupil contraction and expansion unit comprises a non-light-transmission blocking piece, one side, far away from the eyeball, of the non-light-transmission blocking piece is provided with a movable light source, and the light source is suitable for being close to or far away from the non-light-transmission blocking piece to simulate the pupil to be enlarged or reduced.

11. The simulated human eye structure of claim 1, wherein: the pupil contraction and enlargement unit comprises at least two simulated pupil blocking pieces with different sizes, and the simulated pupil blocking pieces with different sizes are alternately shielded on the inner side of the light transmission area to simulate pupil change.