Pupil simulation feedback device for cardio-pulmonary resuscitation

Abstract

The utility model discloses a pupil simulation feedback device for cardio-pulmonary resuscitation, and relates to the technical field of medical training equipment, the pupil simulation feedback device comprises a dummy model and two outer frames clamped at the positions of eye sockets, a circuit board is fixedly arranged at the bottom of an inner cavity of each outer frame, and a lifting mechanism is arranged on the upper portion of each circuit board; the lifting mechanism comprises a supporting frame fixedly arranged in the middle of the upper surface of the circuit board, a threaded rod is movably arranged in the middle of an inner cavity of the supporting frame in a penetrating mode, a push-pull block is arranged outside the threaded rod in a threaded penetrating mode, diagonal bracings are rotationally connected to the two sides of the push-pull block, a top plate is rotationally connected to the upper portions of the diagonal bracings, and an LED liquid crystal screen is fixedly arranged in the middle of the upper surface of the top plate. A transparent box cover is fixedly arranged on the upper portion of an inner cavity of the outer frame, and a transparent cover is fixedly arranged in the middle of the upper surface of the transparent box cover. The problems that the recovery condition of a patient can only be judged by observing different lamplight, and it is inconvenient for medical staff to judge the actual condition more visually and clearly are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of medical training equipment technology, in particular to a pupil simulation feedback device for cardiopulmonary resuscitation. BACKGROUND

[0002] Cardiopulmonary resuscitation is a key measure taken for emergency critical patients with respiratory and heartbeat stop, that is, chest compression to form a temporary artificial circulation and restore autonomous pulsation. The purpose of cardiopulmonary resuscitation is to open the airway, rebuild the respiratory and circulatory system, and restore the heartbeat of critical patients to save their lives. Therefore, it is necessary for medical personnel to master the operation of cardiopulmonary resuscitation and improve proficiency.

[0003] The existing teaching device is poor in simulating eye changes, and usually uses different lights to show the results of cardiopulmonary resuscitation. However, the pupils of the patient during actual cardiopulmonary resuscitation are in a diffuse state, but the pupils recover to normal after the patient is rescued. The existing device cannot show the state of this recovery process, and only uses different lights to determine the completion state of cardiopulmonary resuscitation, which is not conducive to medical personnel to further judge the recovery state of the patient in reality. CONTENT OF THE INVENTION

[0004] In order to improve the problem that only different lights can be observed to judge the recovery of the patient and it is not convenient for medical personnel to make more intuitive and clear judgments on the actual situation, the present application provides a pupil simulation feedback device for cardiopulmonary resuscitation.

[0005] The pupil simulation feedback device for cardiopulmonary resuscitation provided by the present application adopts the following technical solution:

[0006] A pupil simulation feedback device for cardiopulmonary resuscitation, comprising a dummy model, two outer frames symmetrically arranged are clamped at the eye sockets of the dummy model, a circuit board is fixedly arranged at the bottom of the inner cavity of the outer frame, and a lifting mechanism is arranged on the upper part of the circuit board;

[0007] The lifting mechanism comprises a support frame fixedly arranged on the middle part of the upper surface of the circuit board, a threaded rod is movably arranged in the inner cavity of the support frame, a push-pull block is arranged on the outer part of the threaded rod, two scissors supports symmetrically arranged and connected with the support frame are connected on the two sides of the push-pull block, and a top plate is connected on the upper part of the scissors support;

[0008] An LED liquid crystal screen is fixedly arranged on the middle part of the upper surface of the top plate, a plurality of arc-shaped rods symmetrically arranged and having the same structure are connected around the outer periphery of the upper part of the top plate, a plurality of elastic O-rings are connected on the upper parts of the arc-shaped rods, a transparent box cover is fixedly arranged on the upper part of the inner cavity of the outer frame, and a transparent cover is fixedly arranged on the middle part of the upper surface of the transparent box cover.

[0009] By adopting the technical scheme, the circuit board can realize signal transmission and reception, and simultaneously control the operation of the LED liquid crystal screen and the lifting mechanism, realize more intuitive simulation effect after the LED liquid crystal screen and the lifting mechanism cooperate with each other, realize the process of simulating pupil diffusion recovery through the cooperation of the arc-shaped rod and the elastic O-shaped ring, and the transparent box cover and the transparent cover can cooperate with each other to more clearly and intuitively observe the simulation effect.

[0010] Preferably, the lifting mechanism further comprises a micro motor fixed in the middle part of the outer surface of one side of the support frame, and the output end of the micro motor is fixedly connected with one end of the threaded rod.

[0011] By adopting the technical scheme, the micro motor and the threaded rod can cooperate to realize power transmission of the entire lifting mechanism.

[0012] Preferably, a sliding groove is arranged in the middle part of the surface on both sides of one end of the top plate, and the inner cavity of the sliding groove is slidably arranged with one side of the upper part of the scissors support.

[0013] By adopting the technical scheme, the sliding groove and the scissors support can cooperate to make the top plate vertically ascend and descend.

[0014] Preferably, the lower end of each arc-shaped rod is connected with a fixed seat fixedly connected with the upper surface of the top plate.

[0015] By adopting the technical scheme, the fixed seat can support and limit the arc-shaped rod.

[0016] Preferably, a black cloth is fixedly arranged on the lower part of the elastic O-shaped ring, and a cloth winding ring is arranged on the lower part of the black cloth.

[0017] By adopting the technical scheme, the black cloth can shield the light source to a certain extent and cooperate with the elastic O-shaped ring to change the diameter of the light circle.

[0018] Preferably, a plurality of fixed rods which are symmetrical to each other and have the same structure are connected with the inner side of the cloth winding ring, and the side of the fixed rods away from the cloth winding ring is fixedly connected with the middle part of the outer surface of the support frame.

[0019] By adopting the technical scheme, the fixed connection of the fixed rods and the support frame can fix and support the cloth winding ring and limit the cloth winding ring when the black cloth is pulled up.

[0020] Preferably, a spring is fixedly arranged in the inner side of the fixed seat at the lower end of the arc-shaped rod, and the end of the spring away from the fixed seat is fixedly connected with the upper end of the arc-shaped rod.

[0021] By adopting the technical scheme, the spring can pull back the arc-shaped rod when the arc-shaped rod descends.

[0022] Preferably, the middle part of the lower surface of the circuit board is fixed with a plug-in interface capable of being plugged with the connector of other devices.

[0023] By adopting the technical scheme, the plug-in interface can facilitate the disassembly of the whole device.

[0024] In summary, the present application has at least one of the following beneficial technical effects:

[0025] 1. The circuit board is used for data transmission of the LED liquid crystal screen and the micro motor, control of color change and light intensity of the LED liquid crystal screen, and cooperation of the micro motor to control the lifting of the whole lifting mechanism, so as to simulate the recovery of the pupil according to the height adjustment of the LED liquid crystal screen.

[0026] 2. The arc-shaped rod drives the elastic O-ring to move on the inner surface of the transparent box cover, cooperates with the lifting of the LED liquid crystal screen, and realizes the obvious change of the size of the light circle through the certain shielding of the light source by the black cloth, so as to more clearly display the condition of the pupil. BRIEF DESCRIPTION OF DRAWINGS

[0027] Figure 1 It is a schematic diagram of the dummy model head of the present application;

[0028] Figure 2 It is an eye structure diagram of the dummy model of the present application;

[0029] Figure 3 It is a whole diagram of the pupil simulation device of the present application;

[0030] Figure 4 It is an internal structure diagram of the pupil simulation device of the present application;

[0031] Figure 5 It is an exploded view of the pupil simulation device of the present application;

[0032] Figure 6 It is a top view of the lifting mechanism and other structures of the present application;

[0033] Figure 7 It is a side view of the lifting mechanism and other structures of the present application;

[0034] Figure 8 It is a connection diagram of the arc-shaped rod and the elastic O-ring of the present application;

[0035] Figure 9 It is a connection diagram of the spring, the arc-shaped rod and the fixed seat of the present application;

[0036] Figure 10 It is an exploded view of the lifting mechanism and other structures of the present application.

[0037] Reference signs: 1, dummy model; 2, outer frame; 3, circuit board;

[0038] 4, lifting mechanism; 41, support frame; 42, threaded rod; 43, push-pull block; 44, scissor brace; 45, top plate; 46, micro motor; 47, sliding groove;

[0039] 5, fixed seat; 6, arc-shaped rod; 7, elastic O-ring; 8, black cloth; 9, cloth winding ring; 10, fixed rod; 11, spring; 12, LED liquid crystal screen; 13, transparent box cover; 14, transparent cover; 15, plug-in interface. DETAILED DESCRIPTION

[0040] The following will be combined with the accompanying Figures 1-10 Further detailed description of the present application.

[0041] The embodiment of the present application discloses a pupil simulation feedback device for cardiopulmonary resuscitation.

[0042] Referring to Figure 1 , Figure 2 , Figure 5 A pupil simulation feedback device for cardiopulmonary resuscitation, comprising a dummy model 1 for cardiopulmonary resuscitation teaching, and two mutually symmetrical structures for fixing the simulation pupil change structure are clamped and arranged at the eye socket of the head of the dummy model 1. Outer frame 2 is fixedly arranged at the bottom of the inner cavity surface of the outer frame 2, and the circuit board 3 for receiving signals and transmitting data is fixedly arranged at the bottom of the inner cavity surface of the outer frame 2, and the transparent box cover 13 is fixedly arranged on the upper surface of the inner cavity surface of the outer frame 2. The upper surface of the transparent box cover 13 is hollowly arranged with a circular hole which does not interfere with the lifting of the LED liquid crystal screen 12, and the transparent cover 14 for protecting the LED liquid crystal screen 12 is fixedly arranged outside the circular hole. The plug-in interface 15 is fixedly arranged on the lower surface of the circuit board 3, and the plug-in interface 15 can be plugged with the connecting head of other equipment.

[0043] The outer frame 2 is used to fix the circuit board 3, the transparent cover 13 and other simulation structures, and fix the whole simulation device in the eye socket of the dummy model 1 for people to observe. The circuit board 3 can be used for signal receiving and transmitting, and can control the change of the pupil simulation animation in the LED liquid crystal screen 12. The transparent cover 14 can clearly show the pupil change displayed in the LED liquid crystal screen 12 and protect the LED liquid crystal screen 12, so as to be observed by medical staff during training. The circuit board 3 can be connected with the pressing device, so that the circuit board 3 can control the change of the pupil display in the LED liquid crystal screen 12 and the lifting height according to the number of pressing, so as to achieve a more realistic display effect. The LED liquid crystal screen 12 is internally provided with a liquid crystal display screen, and externally provided with a protective cover simulating eyeball protrusion. The protruding protective cover can make the LED liquid crystal screen 12 display convexly, so that the simulation effect is more realistic.

[0044] Referring to Figure 4 、 Figure 7 、 Figure 10 The lifting mechanism 4 is arranged on the upper part of the circuit board 3. The lifting mechanism 4 comprises a support frame 41 fixedly arranged in the middle of the upper surface of the circuit board 3, a micro motor 46 fixedly arranged on the outer surface of one side of the support frame 41, an output end of the micro motor 46 fixedly connected with one end of a threaded rod 42 movably arranged in the middle of the inner cavity of the support frame 41, the threaded rod 42 movably arranged with a push-pull block 43, the two side surfaces of the push-pull block 43 movably connected with one side of the lower part of two symmetrically arranged scissor braces 44, the lower part of the other side of the two scissor braces 44 movably connected with the inner side surface of the other end of the support frame 41 away from the micro motor 46, the upper part of the scissor brace 44 away from the micro motor 46 movably connected with the two side walls of the other end of the top plate 45 away from the micro motor 46, and the middle part of the two side walls of the other end of the top plate 45 away from the micro motor 46 are provided with two symmetrically arranged and identical slide grooves 47, the inner cavities of the two slide grooves 47 are smooth surfaces and movably arranged with the other side of the upper part of the two scissor braces 44 away from the micro motor 46, the middle part of the upper surface of the top plate 45 is fixedly arranged with the LED liquid crystal screen 12, and the LED liquid crystal screen 12 can change color and light intensity under the control of the circuit board 3.

[0045] Support frame 41 is used to support the entire lifting mechanism 4, by controlling the micro motor 46 work, so that its output end rotates, in turn drive screw rod 42 rotation, while screw rod 42 rotation can drive push-pull block 43 to move horizontally straight, in turn reach the purpose of moving scissors support 44 upward, when push-pull block 43 push scissors support 44 upward, scissors support 44 will drive the top plate 45 to realize the vertical linear motion, in turn drive LED liquid crystal screen 12 to the transparent cover 14, and through the circuit board 3 received press times to uniform speed rising, in turn reach more intuitive display effect. And through the circuit board 3 control LED liquid crystal screen 12 light intensity and light color to carry out real-time judgment of recovery state.

[0046] Referring to Figure 6 , Figure 7 , Figure 8 , Figure 9 , the top plate 45 upper surface periphery a circle is fixedly provided with a plurality of fixed seat 5, and a plurality of fixed seat 5 are symmetrically arranged and the structure is the same, and the middle of the inner cavity of a plurality of fixed seat 5 is connected with arc-shaped rod 6, and a plurality of arc-shaped rod 6 structure is the same and the arc of the middle of a plurality of arc-shaped rod 6 is greater than the diameter of LED liquid crystal screen 12, and a plurality of fixed seat 5 is located in the inner side of the lower end of arc-shaped rod 6 and is fixedly connected with spring 11, and the end of spring 11 away from fixed seat 5 is fixedly connected with the upper end of arc-shaped rod 6, and the upper part of a plurality of arc-shaped rod 6 is rotatably connected with elastic O-shaped ring 7, and a whole piece of black cloth 8 is fixedly arranged on the lower part of elastic O-shaped ring 7, and a cloth winding ring 9 for winding is arranged on the lower part of black cloth 8, and the cloth winding ring 9 is rotatably connected with a plurality of fixed rods 10, and a plurality of fixed rods 10 are symmetrically arranged and the structure is the same, and the surface of a plurality of fixed rods 10 away from the cloth winding ring 9 is fixedly connected with the middle of the outer surface of support frame 41, and the upper end of arc-shaped rod 6 is slidably connected with the inner surface of transparent cover 14, and the upper end of arc-shaped rod 6 can drive elastic O-shaped ring 7 to move on the inner surface of transparent cover 14.

[0047] It should be noted that the dummy model 1, the circuit board 3, the micro motor 46, the elastic O-shaped ring 7, the LED liquid crystal screen 12 and the plug-in interface 15 are prior art, and their structural principles will not be described in detail here. The device also needs to be connected with a press controller and other sensors, but they are prior art and will not be described in detail here. The elastic O-shaped ring 7 can be preferentially selected from materials with certain elastic deformation, such as rubber band material, to facilitate cooperation with the arc-shaped rod 6 and the black cloth 8 to simulate the contraction of the pupil.

[0048] The fixed seat 5 can support the rotation of the arc-shaped rod 6, and the fixed seat 5 fixed on the top plate 45 can be lifted together with the top plate 45, thereby driving the arc-shaped rod 6 to be lifted, so that the upper part of the arc-shaped rod 6 can drive the elastic O-shaped ring 7 to move on the inner surface of the transparent cover 14, and the diameter of the elastic O-shaped ring 7 is changed according to the arc of the transparent cover 14, so as to realize the simulation of the recovery condition after the pupil diffusion, and the black cloth 8 can block the light source diffused by the LED liquid crystal screen 12 to the surrounding, so that the size of the light circle simulated by the elastic O-shaped ring 7 can be observed more clearly, and a more accurate judgment can be made.

[0049] The implementation principle of the pupil simulation feedback device for cardiopulmonary resuscitation in the embodiment of the present application is as follows: when teaching cardiopulmonary resuscitation, the student presses the chest of the dummy model 1, and then transmits the pressing data to the circuit board 3, and then sends instructions to the LED liquid crystal screen 12 and the micro motor 46 through the circuit board 3, so that the LED liquid crystal screen 12 is prepared for changing the intensity and color of the light, and the micro motor 46 works according to the instructions sent by the circuit board 3, so that the output end rotates and drives the threaded rod 42 to rotate, and the threaded rod 42 rotates to drive the push-pull block 43 to move horizontally and push the scissors support 44 to move longitudinally, thereby pushing the top plate 45 to drive the LED liquid crystal screen 12 to move up and down, and changing the light of the LED liquid crystal screen 12 according to the height of the lifting, and the fixed seat 5 and the arc-shaped rod 6 are simultaneously moved upward during the upward movement of the top plate 45, thereby driving the arc-shaped rod 6 to push the elastic O-shaped ring 7 to move inward in the transparent cover 14, thereby gradually reducing the large circle of the elastic O-shaped ring 7 opened by the arc-shaped rod 6, and the black cloth 8 will block part of the light source emitted outward by the LED liquid crystal screen 12 along with the rising of the elastic O-shaped ring 7, thereby making the light source emitted by the LED liquid crystal screen 12 more concentrated and obvious, and also more in line with the actual situation, so that the student can more intuitively observe the change of the pupil.

[0050] The above is only an optional embodiment of the present disclosure, and is not used to limit the present disclosure. Those skilled in the art can make various modifications and changes to the present disclosure. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present disclosure shall be included in the protection scope of the present disclosure.

Claims

1. A pupillary simulation feedback device for cardiopulmonary resuscitation, characterized by: The application relates to a dummy model (1) which is provided with two mutually symmetrical outer frames (2) at the eye sockets, a circuit board (3) is fixedly arranged at the bottom of the inner cavity of the outer frame (2), and a lifting mechanism (4) is arranged on the upper portion of the circuit board (3). The lifting mechanism (4) comprises a supporting frame (41) fixedly arranged on the middle portion of the upper surface of the circuit board (3), a threaded rod (42) movably arranged in the middle portion of the inner cavity of the supporting frame (41), a push-pull block (43) arranged on the outer portion of the threaded rod (42), two mutually symmetrical scissor braces (44) which are connected to the supporting frame (41) and arranged on the two sides of the push-pull block (43), and a top plate (45) arranged on the upper portion of the scissor brace (44). The top plate (45) is provided with an LED liquid crystal screen (12) on the middle portion of the upper surface, a plurality of mutually symmetrical and identical arc-shaped rods (6) are arranged on the outer periphery of the upper portion of the top plate (45), a plurality of elastic O-shaped rings (7) are arranged on the upper portions of the arc-shaped rods (6), a transparent box cover (13) is fixedly arranged on the upper portion of the inner cavity of the outer frame (2), and a transparent cover (14) is fixedly arranged on the middle portion of the upper surface of the transparent box cover (13).

2. The pupillary response feedback device for cardiopulmonary resuscitation of claim 1, wherein: The lifting mechanism (4) further comprises a micro motor (46) fixedly arranged on the middle portion of the outer surface of one side of the supporting frame (41), and the output end of the micro motor (46) is fixedly connected with one end of the threaded rod (42).

3. The pupil simulation feedback device for cardiopulmonary resuscitation of claim 1, wherein: The top plate (45) is provided with a sliding groove (47) on the middle portion of the surface on the two sides of one end of the micro motor (46), and the inner cavity of the sliding groove (47) is movably arranged with the upper portion of one side of the scissor brace (44).

4. The pupil simulation feedback device for cardiopulmonary resuscitation of claim 1, wherein: The lower end of each arc-shaped rod (6) is connected with a fixing base (5) fixedly connected with the upper surface of the top plate (45).

5. The pupil simulation feedback device for cardiopulmonary resuscitation of claim 1, wherein: The lower portion of the elastic O-shaped ring (7) is fixedly arranged with a black cloth (8), and the lower portion of the black cloth (8) is connected with a cloth rolling ring (9).

6. The pupillary feedback device for cardiopulmonary resuscitation of claim 5, wherein: The inner side of the cloth rolling ring (9) is connected with a plurality of mutually symmetrical and identical fixing rods (10), and the side, away from the cloth rolling ring (9), of each fixing rod (10) is fixedly connected with the middle portion of the outer surface of the supporting frame (41).

7. The pupil simulation feedback device for cardiopulmonary resuscitation of claim 4, wherein: The fixing base (5) is fixedly arranged with a spring (11) on the inner side of the lower end of the arc-shaped rod (6), and the end, away from the fixing base (5), of the spring (11) is fixedly connected with the upper end of the arc-shaped rod (6).

8. The pupil simulation feedback device for cardiopulmonary resuscitation of claim 1, wherein: The middle portion of the lower surface of the circuit board (3) is fixedly arranged with a plug-in interface (15) which can be plugged with the connecting head of other equipment.

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