CN214847382U

CN214847382U - Otolith reset simulator

Info

Publication number: CN214847382U
Application number: CN202121245611.4U
Authority: CN
Inventors: 赵卫东; 张东璞
Original assignee: Xinxiang First People's Hospital
Current assignee: Xinxiang First People's Hospital
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-11-23
Anticipated expiration: 2031-06-04

Abstract

The utility model discloses an otolith reset simulator, which belongs to the field of medical teaching demonstration instruments, aims to solve the problems that the dissection of the inner ear is extremely complex, the manual reset is very easy to be confused, the dynamic three-dimensional demonstration body position and the otolith motion law which can not be intuitively demonstrated can simulate the lymph flow in a human body semicircular canal by arranging a front semicircular canal, a rear semicircular canal, an outer semicircular canal and steel balls, thereby being convenient for the demonstration in the otolith teaching, leading students to more intuitively know the structure of the semicircular canals, deepening the understanding of the step of the otolith reset body position and improving the demonstration effect and the teaching efficiency; through earphone formula head-mounted device, connecting device and buckle structure's setting, earphone formula head-mounted device can conveniently wear the simulator and carry out the three-dimensional demonstration of developments, and connecting device easy to assemble dismantles otolith ware model, improves its portability, and horizontal band can conveniently be opened to buckle structure, can realize the free regulation to horizontal band constraint power simultaneously to the people that adapt to the difference wears.

Description

Otolith reset simulator

Technical Field

The utility model relates to a medical science teaching demonstration instrument field specifically is an otolith resetting simulator.

Background

Vertigo is one of the common clinical diseases that seriously affect the quality of life and life of patients. Patients feel the symptoms of severe discomfort such as nausea, vomiting, cold sweating and the like, and a plurality of vertigo diseases have repeated attacks without signs, so that the patients feel anxious and even dying. Benign Paroxysmal Positional Vertigo (BPPV) is the most common vertigo disorder, accounting for more than 25% of all vertigo patients, with a very large number of patients. The pathogenesis of the disease is that otoliths of inner ear otolith fall off and enter different semicircular canals, so that short-time dizziness is generated due to sudden change of body positions, and severe discomfort symptoms such as nausea, vomiting, cold sweat and the like are caused. The disease is diagnosed and treated without expensive examination equipment and instruments, and the pain of most BPPV patients can be relieved by means of manual reduction. However, since the anatomy of the inner ear is very complicated, and there are six semicircular canals in both ears, and the otolith falling off from each semicircular canal is divided into two types, namely a canal stone and a ridge cap type, it is very difficult to master the complicated, deep and easy-to-confuse diagnosis and treatment technique of the disease. Therefore, the dynamic three-dimensional demonstration of the body position and the otolith and eye shake motion rules must be realized by the intuitive and simple teaching aid, so that the diagnosis and treatment technology can be well popularized, the position of each semicircular canal cannot be changed in the demonstration process, and otherwise, the student can easily distinguish the semicircular canals wrongly.

SUMMERY OF THE UTILITY MODEL

In view of the problems in the prior art, the utility model discloses an otolith reset simulator, which adopts the technical proposal that the simulator comprises an otolith model and an earphone type head-wearing device, wherein the earphone type head-wearing device is arranged between the two otolith model, the simulator can be conveniently worn for dynamic three-dimensional demonstration by the arrangement of the earphone type head-wearing device, the otolith model comprises a front semicircular tube, a rear semicircular tube, an outer semicircular tube and an elliptical bladder, the inner parts of the front semicircular tube, the rear semicircular tube and the outer semicircular tube are respectively provided with an outer tube cavity and an inner tube cavity, the two ends of the inner tube cavity are respectively communicated with the elliptical bladder, the inner part of the elliptical bladder is provided with a plurality of steel balls, the lymph flow in the human semicircular tube can be simulated by the arrangement of the front semicircular tube, the rear semicircular tube, the outer semicircular tube and the steel balls, thereby being convenient for the demonstration in the otolith teaching and enabling students to know the structure more visually, deepening the understanding of otolith position step that resets, improving teaching efficiency, earphone formula head-mounted device includes horizontal band and vertical band, through connecting block swing joint between horizontal band and the vertical band, through connecting device swing joint between otolith ware model and the connecting block, through connecting device's setting, can dismantle otolith ware model by easy to assemble, improve its portability, buckle structure joint is passed through at the both ends of horizontal band, through buckle structure's setting, can conveniently open horizontal band, can realize the free regulation to horizontal band binding power simultaneously to the adaptation is worn by different people.

As a preferred technical scheme of the utility model, otolith ware model symmetry sets up in earphone formula head-mounted device both sides, and the symmetry through otolith ware model sets up, can improve the effect of demonstration.

As the utility model discloses an optimal technical scheme, preceding semicircular canal, latter semicircular canal and outer semicircular canal are transparent material, and through the setting of preceding semicircular canal, latter semicircular canal and outer semicircular canal, transparent material can make things convenient for the audio-visual motion trail of seeing the steel ball of student, plays better demonstration effect.

As an optimal technical scheme of the utility model, the equal fixedly connected with latex pad of inner wall of horizontal band and vertical band, connecting band fixed connection is passed through in the outside of horizontal band and vertical band, and through the setting of latex pad and connecting band, latex pad can cushion the protection to the head, and the connecting band can improve the stability when wearing.

As a preferred technical proposal of the utility model, the connecting device comprises a connecting disc, a fixed rod, a clamping groove, a pull rod, a limit rod, a spring, a limit groove and a limit block, the outer side of the connecting block is fixedly connected with the connecting disc, the inside of the connecting disc is inserted with the fixed rod, one end of the fixed rod is provided with the clamping groove, the inside of the connecting disc is provided with the pull rod, one end of the pull rod is fixedly connected with the limit rod, the limit rod is clamped with the clamping groove, the spring is sleeved outside the pull rod, the limit groove is arranged inside the connecting disc, the outer surface of one end of the fixed rod is fixedly connected with the limit block, the fixed rod can be inserted into the connecting disc through the arrangement of the connecting disc, the fixed rod, the clamping groove, the pull rod, the limit rod, the spring drives the limit rod to be clamped with the clamping groove, and the installation and fixation of the otolith model can be realized, the fixed rod is prevented from rotating by the limiting groove and the limiting block, and the fixed rod can be pulled out by pulling the pull rod during disassembly, so that the device is convenient and fast.

As a preferred technical scheme of the utility model, buckle structure includes first elastic webbing, second elastic webbing, card shell and elasticity fixture block, the first elastic webbing of one end fixedly connected with of horizontal band, the other end fixedly connected with second elastic webbing of horizontal band, one side fixedly connected with card shell of first elastic webbing, one side fixedly connected with elasticity fixture block of second elastic webbing, card shell and elasticity fixture block joint, through the setting of first elastic webbing, second elastic webbing, card shell and elasticity fixture block, can utilize first elastic webbing and second elastic webbing to carry out the free regulation to the binding power of horizontal band, and the people that conveniently do not wear utilizes card shell and elasticity fixture block to conveniently open horizontal band.

The utility model has the advantages that: the utility model can simulate the lymph fluid flow in the human body semicircular canal by matching the front semicircular canal, the rear semicircular canal, the outer semicircular canal and the steel balls, thereby being convenient for demonstration in otolith teaching, leading students to more intuitively know the structure of the semicircular canal, deepening the understanding of the step of the reset position of the otolith, and improving the demonstration effect and the teaching efficiency; through the cooperation setting of earphone formula head-mounted device, connecting device and buckle structure, earphone formula head-mounted device can conveniently wear the simulator and carry out dynamic three-dimensional demonstration, and connecting device easy to assemble dismantles otolith ware model, improves its portability, and horizontal band can conveniently be opened to buckle structure, can realize the free regulation to horizontal band binding power simultaneously to the people that adapt to the difference wears.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional structure of the otolith device model of the present invention;

FIG. 3 is a schematic view of the cross-sectional structure of the connection device of the present invention;

FIG. 4 is a schematic side view of the connecting device of the present invention;

fig. 5 is the main view structure diagram of the buckle structure of the present invention.

In the figure: 1-otolith model, 2-earphone type head wearing device, 3-front semicircular canal, 4-rear semicircular canal, 5-outer semicircular canal, 6-oval sac, 7-outer layer canal, 8-inner layer canal, 9-steel ball, 10-transverse band, 11-longitudinal band, 12-connecting block, 13-connecting device, 1301-connecting disc, 1302-fixing rod, 1303-clamping groove, 1304-pull rod, 1305-limiting rod, 1306-spring, 1307-limiting groove, 1308-limiting block, 14-buckle structure, 1401-first elastic band, 1402-second elastic band, 1403-clamping shell, 1404-elastic clamping block, 15-latex pad and 16-connecting band.

Detailed Description

Example 1

As shown in fig. 1 to 5, the utility model discloses an otolith reduction simulator, which adopts the technical scheme that the simulator comprises an otolith device model 1 and two earphone type head-wearing devices 2, wherein the earphone type head-wearing device 2 is arranged between the two otolith device models 1, the earphone type head-wearing device 2 is firstly worn on the head, thereby facilitating dynamic three-dimensional demonstration, the otolith device model 1 comprises a front semicircular tube 3, a rear semicircular tube 4, an outer semicircular tube 5 and an elliptical sac 6, the inner parts of the front semicircular tube 3, the rear semicircular tube 4 and the outer semicircular tube 5 are respectively provided with an outer tube cavity 7 and an inner tube cavity 8, the two ends of the inner tube cavity 8 are respectively communicated with the elliptical sac 6, the inner part of the elliptical sac 6 is provided with a plurality of steel balls 9, when the simulator performs demonstration work, the steel balls 9 move in the inner tube cavity 8 and respectively flow through the front semicircular tube 3, the rear semicircular tube 4 and the outer semicircular tube 5, can simulate the flowing of lymph in a human semicircular canal, is convenient for demonstration in otolithiasis teaching, enables students to more intuitively know the structure of the semicircular canal, deepens the understanding of the step of the reset position of the otolith, and improves the teaching efficiency, the earphone type head-wearing device 2 comprises a transverse belt 10 and a longitudinal belt 11, the transverse belt 10 and the longitudinal belt 11 can be more stably worn, the transverse belt 10 and the longitudinal belt 11 are movably connected through a connecting block 12, the otolith device model 1 and the connecting block 12 are movably connected through a connecting device 13, the connecting device 13 can be used for realizing the fixed connection of the otolith device model 1 and the connecting block 12, meanwhile, the installation is convenient and more convenient, the two ends of the transverse belt 10 are clamped through a clamping structure 14, the transverse belt 10 can be conveniently opened through the clamping structure 14, and meanwhile, the free adjustment of the binding force of the transverse belt 10 can be realized, so as to be suitable for different people to wear.

As a preferred technical scheme of the utility model, otolith ware model 1 symmetry sets up in 2 both sides of earphone formula head mounted device, and when the simulator demonstrated the during operation, otolith ware model 1 can improve the demonstration effect greatly.

As an optimal technical scheme of the utility model, preceding semicircular canal 3, latter semicircular canal 4 and outer semicircular canal 5 are transparent material, demonstrate the during operation when the simulator, and transparent material's preceding semicircular canal 3, latter semicircular canal 4 and outer semicircular canal 5 can make things convenient for the audio-visual motion track of seeing steel ball 9 of student, play better demonstration effect.

As an optimal technical scheme of the utility model, the equal fixedly connected with latex pad 15 of inner wall of horizontal band 10 and

vertical band

11, 16 fixed connection are passed through in the outside of horizontal band 10 and vertical band 11, and when wearing the simulator and demonstrate the work, latex pad 15 can cushion the protection to the head, and connecting band 16 can improve the stability when wearing.

As a preferred technical solution of the present invention, the connecting device 13 includes a connecting disc 1301, a fixing rod 1302, a slot 1303, a pull rod 1304, a limiting rod 1305, a spring 1306, a limiting groove 1307, and a limiting block 1308, the connecting disc 1301 is fixedly connected to an outer side of the connecting block 12, the fixing rod 1302 is inserted into the connecting disc 1301, the slot 1303 is disposed at one end of the fixing rod 1302, the pull rod 1304 is disposed inside the connecting disc 1301, the limiting rod 1305 is fixedly connected to one end of the pull rod 1304, the limiting rod 1305 is connected to the slot 1303 in a snap-fit manner, the spring 1306 is sleeved outside the pull rod 1304, the limiting groove 1307 is disposed inside the connecting disc 1301, the limiting block 1308 is fixedly connected to an outer surface of one end of the fixing rod 1302, when the otolith model 1 is mounted and fixed, the fixing rod 1302 can be inserted into the connecting disc 1301, and the spring 1306 drives the limiting rod 1304 to be connected to the slot 1303 in a snap-fit manner, the realization is fixed to the installation of otolith ware model 1, and spacing groove 1307 and stopper 1308 avoid dead lever 1302 to take place to rotate, when dismantling otolith ware model 1, only need the pulling pull rod 1304, take out dead lever 1302 can, convenient and fast.

As a preferred technical scheme of the utility model, buckle structure 14 includes first elastic band 1401, second elastic band 1402, card shell 1403 and elasticity fixture block 1404, the first elastic band 1401 of one end fixedly connected with of horizontal band 10, the other end fixedly connected with second elastic band 1402 of horizontal band 10, one side fixedly connected with card shell 1403 of first elastic band 1401, one side fixedly connected with elasticity fixture block 1404 of second elastic band 1402, card shell 1403 and elasticity fixture block 1404 joint when wearing earphone formula headgear 2, utilize first elastic band 1401 and second elastic band 1402 can carry out the free regulation to the binding power of horizontal band 10, and the people that conveniently do not use wears, utilize card shell 1403 and elasticity fixture block conveniently to open horizontal band 10.

The utility model discloses a theory of operation: firstly, the earphone type head wearing device 2 is worn on the head, the transverse belt 10 and the longitudinal belt 11 can be improved and worn more stably, the latex cushion 15 can buffer and protect the head, the connecting belt 16 can also improve the wearing stability and facilitate dynamic three-dimensional demonstration, the binding force of the transverse belt 10 can be freely adjusted by utilizing the first elastic belt 1401 and the second elastic belt 1402, the earphone type head wearing device is convenient for people not to wear, the transverse belt 10 can be conveniently opened by utilizing the card shell 1403 and the elastic clamping block 1404, then the demonstration action is started, when the simulator performs demonstration work, the steel balls 9 move in the inner-layer tube cavity 8 and respectively flow through the front semicircular tube 3, the rear semicircular tube 4 and the outer semicircular tube 5, the lymph flow in the semicircular tube of a human body can be simulated, the demonstration in otolithiasis teaching can be conveniently performed, students can more visually know the structure of the semicircular tubes, the understanding of the otolithiasis reset position step can be deepened, the teaching efficiency is improved, the front semicircular canal 3, the rear semicircular canal 4 and the outer semicircular canal 5 which are made of transparent materials can facilitate students to visually see the movement track of the steel ball 9, a better demonstration effect is achieved, when the otolith device model 1 is installed and fixed, the fixing rod 1302 can be inserted into the connecting disc 1301, the spring 1306 drives the limiting rod 1304 to be clamped with the clamping groove 1303, the installation and the fixation of the otolith device model 1 are achieved, the limiting groove 1307 and the limiting block 1308 prevent the fixing rod 1302 from rotating, when the otolith device model 1 is disassembled, only the pull rod 1304 needs to be pulled, and the fixing rod 1302 can be pulled out conveniently and quickly.

The circuit connection of the present invention is a conventional method adopted by those skilled in the art, and can be suggested by limited tests, which belongs to the common knowledge.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge range of those skilled in the art, and modifications or variations without creative efforts are still within the scope of the present invention.

Claims

1. An otolith reset simulator, characterized in that: comprises otolith device models (1) and an earphone-type head-wearing device (2), wherein the earphone-type head-wearing device (2) is arranged between the two otolith device models (1), the otolith device models (1) comprise a front semicircular tube (3), a rear semicircular tube (4), an outer semicircular tube (5) and an oval sac (6), an outer tube cavity (7) and an inner tube cavity (8) are respectively arranged inside the front semicircular tube (3), the rear semicircular tube (4) and the outer semicircular tube (5), both ends of the inner tube cavity (8) are respectively communicated with the oval sac (6), a plurality of steel balls (9) are arranged inside the oval sac (6), the earphone-type head-wearing device (2) comprises a transverse binding band (10) and a longitudinal binding band (11), the transverse binding band (10) and the longitudinal binding band (11) are movably connected through a connecting block (12), and the otolith device models (1) and the connecting block (12) are movably connected through a connecting device (13), the two ends of the transverse bridle (10) are clamped through a clamping structure (14).

2. An otolith reduction simulator according to claim 1, characterized in that: the otolith device model (1) is symmetrically arranged on two sides of the earphone type head-wearing device (2).

3. An otolith reduction simulator according to claim 1, characterized in that: the front semicircular tube (3), the rear semicircular tube (4) and the outer semicircular tube (5) are all made of transparent materials.

4. An otolith reduction simulator according to claim 1, characterized in that: the inner walls of the transverse belt (10) and the longitudinal belt (11) are fixedly connected with latex pads (15), and the outer sides of the transverse belt (10) and the longitudinal belt (11) are fixedly connected through a connecting belt (16).

5. An otolith reduction simulator according to claim 1, characterized in that: the connecting device (13) comprises a connecting disc (1301), a fixing rod (1302), a clamping groove (1303), a pull rod (1304), a limiting rod (1305), a spring (1306), a limiting groove (1307) and a limiting block (1308), wherein the outer side of the connecting block (12) is fixedly connected with the connecting disc (1301), the fixing rod (1302) is inserted into the connecting disc (1301), the clamping groove (1303) is formed in one end of the fixing rod (1302), the pull rod (1304) is arranged in the connecting disc (1301), the limiting rod (1305) is fixedly connected with one end of the pull rod (1304), the limiting rod (1305) is connected with the clamping groove (1303) in a clamping mode, the spring (1306) is sleeved outside the pull rod (1304), the limiting groove (1307) is formed in the connecting disc (1301), and the limiting block (1308) is fixedly connected to the outer surface of one end of the fixing rod (1302).

6. An otolith reduction simulator according to claim 1, characterized in that: the buckle structure (14) comprises a first elastic belt (1401), a second elastic belt (1402), a clamping shell (1403) and an elastic clamping block (1404), the first elastic belt (1401) is fixedly connected to one end of the transverse belt (10), the second elastic belt (1402) is fixedly connected to the other end of the transverse belt (10), the clamping shell (1403) is fixedly connected to one side of the first elastic belt (1401), the elastic clamping block (1404) is fixedly connected to one side of the second elastic belt (1402), and the clamping shell (1403) is clamped with the elastic clamping block (1404).