CN113971900B - Simulation eyeball rotation model for glaucoma teaching - Google Patents
Simulation eyeball rotation model for glaucoma teaching Download PDFInfo
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- CN113971900B CN113971900B CN202111362231.3A CN202111362231A CN113971900B CN 113971900 B CN113971900 B CN 113971900B CN 202111362231 A CN202111362231 A CN 202111362231A CN 113971900 B CN113971900 B CN 113971900B
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- 210000005252 bulbus oculi Anatomy 0.000 title claims abstract description 113
- 208000010412 Glaucoma Diseases 0.000 title claims abstract description 22
- 238000004088 simulation Methods 0.000 title description 2
- 210000002159 anterior chamber Anatomy 0.000 claims description 19
- 238000002347 injection Methods 0.000 claims description 13
- 239000007924 injection Substances 0.000 claims description 13
- 210000000695 crystalline len Anatomy 0.000 claims description 12
- 210000004087 cornea Anatomy 0.000 claims description 11
- 210000003161 choroid Anatomy 0.000 claims description 9
- 210000001525 retina Anatomy 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 8
- 210000003786 sclera Anatomy 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 2
- 238000005286 illumination Methods 0.000 abstract description 4
- 239000011324 bead Substances 0.000 description 9
- 210000004127 vitreous body Anatomy 0.000 description 9
- 230000001681 protective effect Effects 0.000 description 8
- 210000003128 head Anatomy 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 210000001508 eye Anatomy 0.000 description 4
- 230000004410 intraocular pressure Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920002338 polyhydroxyethylmethacrylate Polymers 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 201000004569 Blindness Diseases 0.000 description 1
- 241000282412 Homo Species 0.000 description 1
- 208000010038 Ischemic Optic Neuropathy Diseases 0.000 description 1
- 208000028389 Nerve injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000008764 nerve damage Effects 0.000 description 1
- 210000001328 optic nerve Anatomy 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000004382 visual function Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/28—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for medicine
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- Algebra (AREA)
- Computational Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Mathematical Optimization (AREA)
- Medical Informatics (AREA)
- Pure & Applied Mathematics (AREA)
- Business, Economics & Management (AREA)
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Abstract
The invention discloses a simulated eyeball rotary model for glaucoma teaching, which comprises a base, wherein a rotary component is arranged on the top surface of the base and is rotationally connected with the base, a limiting component is arranged on the top surface of the base and positioned on the front side of the rotary component, a fixing component is arranged on the rotary component, an eyeball model is arranged in the rotary component, the fixing component is used for clamping and fixing the eyeball model, a fixing frame is welded and fixed at the top of the base and close to the rear side edge, and a lighting component is hinged to the top of the fixing frame. According to the invention, the eyeball model is clamped and fixed in the rotating assembly, and after the rotating assembly rotates the eyeball model, the rotating assembly is limited by the fixing assembly, so that the eyeball model is fixed when the eyeball model is observed, the eyeball model can freely rotate, the student can conveniently observe different angles of the eyeball model, and meanwhile, the illumination assembly provides light.
Description
Technical Field
The invention belongs to the technical field of medical training devices, and particularly relates to a simulated eyeball rotation model for glaucoma teaching.
Background
Glaucoma is one of three general blinding eye diseases causing blindness in humans, and pathological elevated ocular pressure is a major risk factor for glaucoma, and the elevated ocular pressure causes optic nerve damage by both mechanical compression and by causing optic nerve ischemia, with the longer duration of elevated ocular pressure, the more severe the damage to visual function.
In order for a learner to understand the influence of the change of intraocular pressure on glaucoma, the glaucoma needs to be simulated by a simulated eyeball model, so that the teaching effect is improved. In the prior art, the simulated eyeball model is usually fixed on a plurality of bases, and the eyeball model cannot be rotated in the teaching process, so that a learner cannot observe all parts of the glaucoma teaching eyeball conveniently, and the teaching effect is reduced.
Disclosure of Invention
The invention aims to provide a simulated eyeball rotation model for glaucoma teaching, which aims to solve the problems in the prior art.
In order to achieve the above purpose, the invention provides a simulated eyeball rotary model for glaucoma teaching, which comprises a base, wherein a rotary component is arranged on the top surface of the base and is rotationally connected with the base, a limiting component is arranged on the top surface of the base and is positioned on the front side of the rotary component, a fixing component is arranged on the rotary component, the eyeball model is arranged in the rotary component, the fixing component is used for clamping and fixing the eyeball model, a vertical fixing frame is welded and fixed at the top of the base and near the rear side edge, and a lighting component is hinged to the top of the fixing frame.
In one embodiment of the invention, the bottom surface of the base is provided with the supporting feet near four corners, each supporting foot is integrally formed with the base, and the bottom of each supporting foot is fixedly bonded with the anti-skid pad. The rotating assembly can be installed and fixed through the base, so that the eyeball model can be conveniently observed.
In an embodiment of the invention, the top surface of the base is provided with a fixed column, the fixed column and the base are integrally formed, the top surface of the base and the outer side of the circumference of the fixed column are provided with a connecting groove, the rotating assembly comprises a movable disc, the bottom surface of the movable disc and the position close to the center are provided with a fixed hole, the movable disc is inserted into the fixed hole through the fixed column (11) to be rotationally connected with the base, the bottom surface of the movable disc and the outer side of the circumference of the fixed hole are provided with a connecting ring, the connecting ring can be inserted into the connecting groove to be in clamping fit, the connecting ring is rotationally connected with the connecting groove, the top surface of the movable disc is provided with a connecting seat, the top of the connecting seat is provided with a fixed ring, and the movable disc, the connecting seat and the fixed ring are integrally formed. The rotating assembly can freely rotate on the base, so that the fixing assembly is driven to freely rotate on the horizontal plane, the eyeball model horizontally rotates, and observation is convenient.
In an embodiment of the invention, the limiting assembly comprises a sliding seat, the bottom of the sliding seat is welded and fixed with the top surface of the base, a sliding block is arranged on the inner side of the sliding seat, the sliding block can slide in the sliding seat, one end of the sliding block can slide to the outer side of the sliding seat, a plurality of first limiting teeth which are uniformly distributed are arranged on the outer side surface of the circumference of the movable disc, a plurality of second limiting teeth which are uniformly distributed are arranged on the sliding block and close to the end surface of the first limiting teeth, the second limiting teeth are meshed and connected with the first limiting teeth, a pressing block is arranged on the sliding block, close to the end surface of the first limiting teeth, above the second limiting teeth, a hand pushing block is arranged on the top of the sliding block, one end, far away from the pressing block, of the sliding block is connected with a first spring, and one end, far away from the sliding block, of the first spring is connected with the inner side surface of the sliding seat. The movable disc can be fixed through the limiting component, so that the movable disc is prevented from driving the rotating component to rotate, and the eyeball model is prevented from rotating in the teaching process to influence teaching.
In an embodiment of the invention, the fixing assembly comprises two symmetrically arranged fixing seats, the eyeball model is arranged between the two fixing seats, the two fixing seats are connected through two annular frames, the two annular frames are symmetrically arranged, one sides of the two fixing seats, which are close to the eyeball model, are of an opening structure, movable rods are fixedly welded on one sides of the two fixing seats, which are far away from the eyeball model, the movable rods are provided with movable balls, which are close to the center, annular grooves are formed in the outer side faces of the fixing rings, the annular grooves extend to the inner sides of the fixing rings, and the movable balls can be clamped in the annular grooves and are in sliding connection. When the movable ball rotates on the annular groove, the eyeball model can be driven to rotate back and forth, and when the movable ball slides along the annular groove, the eyeball model can be driven to rotate left and right, so that the eyeball model can rotate freely, and observation is convenient.
In one embodiment of the invention, one end of the movable rod far away from the fixed seat is provided with a threaded section, the threaded section is positioned at the outer side of the fixed ring, the outer side of the threaded section is sleeved with a fixed gasket, the fixed gasket is in sliding connection with the threaded section of the movable rod, one side of the movable rod far away from the fixed seat is sleeved with an adjusting nut, and the adjusting nut is in threaded connection with the threaded section. The fixing assembly can be fixed on the fixing ring through the fixing gasket and the adjusting nut, and the phenomenon that the observation is influenced due to random rotation of the fixing assembly is avoided.
In an embodiment of the invention, a slidable clamping block is arranged in the fixing seat and on one side close to the eyeball model, one side of the clamping block close to the eyeball model can slide onto the clamping block on the outer side of the fixing seat and one side close to the eyeball model is fixedly adhered to a buffer pad, the buffer pad can be attached to the surface of the eyeball model, a limiting ring is arranged in the clamping block, which is far away from the eyeball model, and is positioned in the fixing seat, two second springs are arranged in the fixing seat and between the fixing seat and the clamping block, one end of each second spring is connected to the bottom wall in the fixing seat, the other end of each second spring is connected to the limiting ring, an adjusting screw rod is arranged in the inner side of the movable rod, one end of the adjusting screw rod sequentially penetrates through the movable rod and the fixing seat to extend to the fixing seat to be abutted to the fixing seat, and one end of the adjusting screw rod, which is positioned in the fixing seat, is fixedly adhered to a rubber head. The rubber head can squeeze the clamping block by rotating the adjusting screw, so that the eyeball model is tightly fixed, and the eyeball model is prevented from falling off from the fixing component to be damaged.
In one embodiment of the invention, the eyeball model comprises a simulated vitreous body, a simulated retina is fixedly adhered to the outer side of the simulated vitreous body and is close to the bottom end, a simulated choroid is fixedly adhered to the outer side of the simulated retina, a simulated sclera is fixedly adhered to the outer side of the simulated choroid, a simulated crystalline lens is arranged above the simulated vitreous body, the simulated crystalline lens is in adhesive fit with the simulated vitreous body, a simulated anterior chamber is arranged above the simulated crystalline lens, the simulated anterior chamber is in adhesive fit with the simulated crystalline lens, a simulated cornea is arranged above the simulated anterior chamber, the simulated cornea and the simulated anterior chamber are integrally formed, an injection hole is formed at the top of the simulated cornea and close to the center, a sealing plug is arranged above the injection hole and is in clamping fit with the injection hole, and liquid can be injected into the simulated anterior chamber through the injection hole, so that the pressure inside the simulated anterior chamber is regulated, and the influence of the change of intraocular pressure on glaucoma can be conveniently known by students.
In one embodiment of the invention, the top of the fixing frame is provided with a first connector, the lighting component comprises a shell, one end of the shell, which is close to the fixing frame, is provided with a second connector, the shell is inserted into the first connector through the second connector to be hinged with the fixing frame, the bottom surface of the shell is provided with a mounting groove, and a plurality of LED lamp beads distributed in an array are arranged in the mounting groove. The LED lamp beads can be used for illuminating the vicinity of the eyeball model, so that a student can observe the eyeball model conveniently.
In an embodiment of the invention, a plurality of uniformly distributed clamping grooves are formed in the side wall of the mounting groove, the bottom surface of the shell is connected with the protective cover in a clamping manner, a plurality of uniformly distributed clamping blocks are arranged on the side surface of the protective cover, each clamping block is respectively matched with the clamping groove in a clamping manner, a control switch is arranged on the bottom surface of the shell and close to the second connector, and the control switch is electrically connected with the LED lamp beads through a circuit. Can protect the LED lamp pearl through the protection casing, avoid the damage of LED lamp pearl, the protection casing plays the scattering to light simultaneously about, makes the light of lighting assembly below soft, avoids observing the process and causes the damage to the eyes of student.
In conclusion, by adopting the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the rotating assembly and the fixing assembly are arranged, so that the rotating assembly drives the eyeball model to rotate on the base, when the movable ball rotates on the annular groove, the eyeball model can be driven to rotate back and forth, and when the movable ball slides along the annular groove, the eyeball model can be driven to rotate left and right, thereby realizing free rotation of the eyeball model, and facilitating the observation of different angles of the eyeball model by students; and the rotating assembly is limited by the fixing assembly, so that the eyeball model is fixed when the eyeball model is observed.
2. According to the invention, the eyeball model is formed by adopting transparent materials such as glass, transparent silica gel, polyhydroxyethyl methacrylate and the like and human eyeballs in equal proportion, so that students can conveniently know the whole structure of the eyeballs, and meanwhile, liquid can be injected into the simulated anterior chamber through the injection hole, so that the pressure in the simulated anterior chamber is regulated, and the students can conveniently know the influence of the change of intraocular pressure on glaucoma.
3. According to the invention, the illumination assembly can illuminate above the eyeball model, and meanwhile, the protective cover can scatter light, so that the light below the illumination assembly is soft, and the eyes of a student are prevented from being damaged in the observation process, thereby facilitating the student to observe the eyeball model.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of a base structure according to the present invention;
FIG. 3 is a schematic view of a rotary assembly according to the present invention;
FIG. 4 is an exploded view of the spacing assembly of the present invention;
FIG. 5 is a schematic view of a fixing assembly according to the present invention;
FIG. 6 is an exploded view of the fastening assembly of the present invention;
FIG. 7 is a cross-sectional view of an eye model in accordance with the present invention;
fig. 8 is a schematic view of the structure of the lighting assembly of the present invention.
Reference numerals illustrate:
1. a base; 11. fixing the column; 12. a connecting groove; 13. a support leg; 14. an anti-slip pad; 2. a rotating assembly; 21. a movable plate; 211. a fixing hole; 212. a connecting ring; 213. the first limiting teeth; 22. a connecting seat; 23. a fixing ring; 231. an annular groove; 3. a limit component; 31. a slide; 32. a slide block; 321. the second limiting teeth; 322. briquetting; 323. pushing the block; 33. a first spring; 4. a fixing assembly; 41. an annular frame; 42. a fixing seat; 421. a movable rod; 422. a movable ball; 423. a threaded section; 43. fixing the gasket; 44. an adjusting nut; 45. clamping blocks; 451. a cushion pad; 452. a limiting ring; 46. a second spring; 47. adjusting a screw; 48. a rubber head; 5. an eyeball model; 51. simulating a glass body; 52. simulating a retina; 53. simulating the choroid; 54. simulating a sclera; 55. simulating a lens; 56. simulating the anterior chamber; 57. simulating a cornea; 58. an injection hole; 6. a fixing frame; 61. a first connector; 7. a lighting assembly; 71. a housing; 711. a second connector; 72. a mounting groove; 721. a clamping groove; 73. LED lamp beads; 74. a protective cover; 741. a clamping block; 75. and controlling the switch.
Detailed Description
The following detailed description of embodiments of the invention is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
Referring to fig. 1-2, a preferred embodiment of the present invention includes a base 1, a rotating component 2 is disposed on a top surface of the base 1, the rotating component 2 is rotatably connected with the base 1, a limiting component 3 is disposed on a front side of the top surface of the base 1 and located on the rotating component 2, a fixing component 4 is mounted on the rotating component 2, an eyeball model 5 is disposed inside the rotating component 2, the fixing component 4 is used for clamping and fixing the eyeball model 5, a vertical fixing frame 6 is welded and fixed on a top of the base 1 and near a rear side edge, and an illumination component 7 is hinged on a top of the fixing frame 6. The rotating assembly 2 is supported through the base 1, the eyeball model 5 is clamped and fixed in the rotating assembly 2, and when the eyeball model 5 needs to be observed, the rotating assembly 2 rotates the eyeball model 5 and provides light through the lighting assembly 7.
Besides, the bottom surface of the base 1 and the positions close to four corners are provided with the supporting feet 13, each supporting foot 13 is integrally formed with the base 1, and the bottoms of each supporting foot 13 are adhered and fixed with the anti-slip pad 14. The support legs 13 play a supporting and protecting role on the base 1, and meanwhile, the anti-skid property of the support legs 13 can be improved through the anti-skid pads 14, so that the support legs 13 are prevented from sliding randomly.
Referring to fig. 3 to 4, in a preferred embodiment, the top surface of the base 1 is provided with a fixed column 11, the fixed column 11 and the base 1 are integrally formed, a connecting groove 12 is formed on the top surface of the base 1 and located on the outer side of the circumference of the fixed column 11, the rotating assembly 2 comprises a movable disc 21, a fixed hole 211 is formed on the bottom surface of the movable disc 21 and close to the center, the movable disc 21 is inserted into the fixed hole 211 through the fixed column 11 to be rotationally connected with the base 1, a connecting ring 212 is arranged on the bottom surface of the movable disc 21 and located on the outer side of the circumference of the fixed hole 211, the connecting ring 212 can be inserted into the connecting groove 12 to be in clamping fit, and the connecting ring 212 is rotationally connected with the connecting groove 12, so that the rotating assembly 2 can freely rotate on the base 1 and stability during rotation is improved.
In the above scheme, the top surface of movable disk 21 is equipped with connecting seat 22, and the top of connecting seat 22 is equipped with solid fixed ring 23, and movable disk 21, connecting seat 22 and solid fixed ring 23 integrated into one piece.
In a preferred embodiment, spacing subassembly 3 includes slide 31, the bottom of slide 31 and the top surface welded fastening of base 1, the inboard of slide 31 is equipped with slider 32, slider 32 can slide in slide 31 inside, and the one end of slider 32 can slide to the outside of slide 31, the circumference lateral surface of movable dish 21 is provided with a plurality of evenly distributed's first spacing tooth 213, the terminal surface that just is close to first spacing tooth 213 on the slider 32 is provided with a plurality of evenly distributed's second spacing tooth 321, second spacing tooth 321 is connected with first spacing tooth 213 meshing, thereby can fix movable dish 21, avoid movable dish 21 to drive rotary assembly 2 rotation, eyeball model 5 rotation and influence the teaching in the course of preventing.
Further, the slider 32 is close to the end face of the first spacing tooth 213 and is located the top of the second spacing tooth 321 and is provided with the briquetting 322, can further restrict movable disk 21 through briquetting 322, prevents that movable disk 21 from breaking away from base 1, and the top of slider 32 and the one end top surface that keeps away from briquetting 322 are provided with hand push piece 323, can drive slider 32 through hand push piece 323 and remove to slide 31 inside to make second spacing tooth 321 break away from with first spacing tooth 213, make things convenient for movable disk 21 to rotate. One end of the sliding block 32 far away from the pressing block 322 is connected with a first spring 33, and one end of the first spring 33 far away from the sliding block 32 is connected with the inner side surface of the sliding seat 31. The slider 32 can be pushed by the elastic force of the first spring 33, so that the slider 32 can be pushed onto the movable disk 21, and the movable disk 21 can be fixed conveniently.
Referring to fig. 5-6, in a preferred embodiment, the fixing assembly 4 includes two symmetrically disposed fixing seats 42, the eyeball model 5 is disposed between the two fixing seats 42, the two fixing seats 42 are connected by two annular frames 41, the two annular frames 41 are symmetrically disposed, one sides of the two fixing seats 42 close to the eyeball model 5 are all of an open structure, one sides of the two fixing seats 42 far away from the eyeball model 5 are all welded and fixed with a movable rod 421, a movable ball 422 is disposed on the movable rod 421 and near the center, an annular groove 231 is formed on the outer side surface of the fixed ring 23, the annular groove 231 extends to the inner side of the fixed ring 23, and the movable ball 422 can be clamped in the annular groove 231 and is in sliding connection. When the movable ball 422 rotates on the annular groove 231, the eyeball model 5 can be driven to rotate back and forth, and when the movable ball 422 slides along the annular groove 231, the eyeball model 5 can be driven to rotate left and right, so that the eyeball model 5 can rotate freely, and observation is convenient.
In a preferred embodiment, a threaded section 423 is disposed at one end of the movable rod 421 far away from the fixed seat 42, the threaded section 423 is located at the outer side of the fixed ring 23, a fixed gasket 43 is sleeved on the outer side of the threaded section 423, the fixed gasket 43 is slidably connected with the threaded section 423 of the movable rod 421, an adjusting nut 44 is sleeved on the movable rod 421 and on one side far away from the fixed seat 42, and the adjusting nut 44 is in threaded connection with the threaded section 423. The adjusting nut 44 is rotated to push the fixing gasket 43 to slide on the threaded section 423 towards the direction of the fixing ring 23, so that the fixing gasket 43 is attached to the outer wall of the fixing ring 23, and the fixing assembly 4 can be fixed on the fixing ring 23, thereby avoiding the influence on observation caused by random rotation of the fixing assembly 4.
In a preferred embodiment, a slidable clamping block 45 is disposed in the fixing seat 42 and on a side close to the eyeball model 5, and the side of the clamping block 45 close to the eyeball model 5 can slide onto the clamping block 45 on the outer side of the fixing seat 42 and is fixedly adhered to a cushion 451 on a side close to the eyeball model 5, the cushion 451 can be adhered to the surface of the eyeball model 5, and the cushion 451 plays a role of buffering and anti-skidding on the outer side of the eyeball model 5, so that damage to the eyeball model 5 can be avoided. The clamp splice 45 is kept away from one side of eyeball model 5 and is located the inside of fixing base 42 and is equipped with spacing ring 452, and spacing ring 452 plays the restriction effect to clamp splice 45, can prevent that clamp splice 45 from breaking away from fixing base 42, and the inside of fixing base 42 just is located between fixing base 42 and the clamp splice 45 and is provided with two second springs 46, and the one end of every second spring 46 is connected on the diapire of fixing base 42 inside, and the other end is connected on spacing ring 452, and second spring 46 can promote clamp splice 45 and remove, makes the surface laminating of blotter 451 and eyeball model 5 to fix eyeball model 5.
Besides, an adjusting screw 47 is disposed on the inner side of the movable rod 421, one end of the adjusting screw 47 sequentially penetrates through the movable rod 421 and the fixed seat 42 to extend into the fixed seat 42 for abutting on the fixed seat 42, and a rubber head 48 is fixedly adhered to one end of the adjusting screw 47 located in the fixed seat 42. The adjusting screw 47 is rotated to push the rubber head 48 to squeeze the clamping block 45, so that the eyeball model 5 is tightly fixed, and the eyeball model 5 is prevented from falling from the fixing component 4 to be damaged.
Referring to fig. 7, in a preferred embodiment, the eyeball model 5 includes a simulated vitreous body 51, a simulated retina 52 is adhesively fixed on the outer side of the simulated vitreous body 51 and near the bottom end, a simulated choroid 53 is adhesively fixed on the outer side of the simulated retina 52, a simulated sclera 54 is adhesively fixed on the outer side of the simulated choroid 53, a simulated lens 55 is arranged above the simulated vitreous body 51, the simulated lens 55 is adhesively matched with the simulated vitreous body 51, a simulated anterior chamber 56 is arranged above the simulated lens 55, the simulated anterior chamber 56 is adhesively matched with the simulated lens 55, a simulated cornea 57 is arranged above the simulated anterior chamber 56, the simulated cornea 57 is integrally formed with the simulated anterior chamber 56, an injection hole 58 is arranged at the top of the simulated cornea 57 and near the center, and a sealing plug is arranged above the injection hole 58 and is in clamping fit with the injection hole 58. The sealing plug seals the injection hole 58, and fluid can be injected into the interior of the anterior chamber 56 through the injection hole 58, so that the pressure in the interior of the anterior chamber 56 can be regulated, and the influence of the change of the intraocular pressure on glaucoma can be conveniently known to the students.
In the above-described embodiment, the eyeball model 5 is formed by using a transparent material such as glass, transparent silica gel, or polyhydroxyethyl methacrylate, and the human eyeball in equal proportions. Wherein, the simulated vitreous body 51 and the simulated crystalline body 55 are all made of transparent glass materials, the simulated retina 52, the simulated choroid 53 and the simulated sclera 54 are all made of poly (hydroxyethyl methacrylate) materials, and the simulated retina 52, the simulated choroid 53 and the simulated sclera 54 are respectively provided with pigment bands with different colors, and the simulated anterior chamber 56 and the simulated cornea 57 are all made of transparent silica gel materials, thereby facilitating the observation of the integral structure of the eyeball by students and improving the teaching effect.
Referring to fig. 8, in a preferred embodiment, the top of the fixing frame 6 is provided with a first connector 61, the lighting assembly 7 includes a housing 71, one end of the housing 71 near the fixing frame 6 is provided with a second connector 711, and the housing 71 is inserted into the first connector 61 through the second connector 711 to be hinged with the fixing frame 6, so that the lighting assembly 7 can freely rotate on the fixing frame 6, and observation is convenient. The mounting groove 72 has been seted up to the bottom surface of shell 71, and the outside that just is located mounting groove 72 on the shell 71 is provided with a plurality of evenly distributed's draw-in groove 721, and the internally mounted of mounting groove 72 has a plurality of array distribution's LED lamp pearl 73. The LED lamp beads 73 can be used for illuminating the vicinity of the eyeball model 5, so that a student can observe the eyeball model 5 conveniently.
In a preferred embodiment, a plurality of evenly distributed clamping grooves 721 are formed in the side wall of the mounting groove 72, the bottom surface of the housing 71 is connected with the protective cover 74 in a clamping manner, a plurality of evenly distributed clamping blocks 741 are arranged on the side surface of the protective cover 74, the clamping blocks 741 can be matched with the clamping grooves 721 in a clamping manner, a control switch 75 is mounted on the bottom surface of the housing 71 and close to the second connector 711, and the control switch 75 is electrically connected with the LED lamp beads 73 through a circuit. The LED lamp beads 73 can be controlled to be luminous through the control switch 75, the LED lamp beads 73 can be protected through the protective cover 74, damage to the LED lamp beads 73 is avoided, meanwhile, the protective cover 74 scatters light to the left and right, light below the lighting assembly 7 is soft, and damage to eyes of students in the observation process is avoided.
The simulated eyeball rotation model for glaucoma teaching is used when in use:
when the eyeball model 5 is fixed, firstly, the clamping blocks 45 are pressed to enable the second springs 46 to shrink towards the inside of the fixed seat 42, then the eyeball model 5 is moved between the clamping blocks 45 on the left side and the right side, the clamping blocks 45 are loosened, the elastic action of the second springs 46 pushes the clamping blocks 45 to move, and the buffer cushion 451 is attached to the surface of the eyeball model 5, so that the eyeball model 5 is clamped and fixed; then, the adjusting screw 47 is rotated, so that the adjusting screw 47 drives the rubber head 48 to move towards the clamping block 45, the rubber head 48 extrudes the clamping block 45, and the cushion 451 is tightly attached to the eyeball model 5, so that the eyeball model 5 is fixed.
When observing the eyeball model 5, firstly, the hand pushing block 323 is pulled to separate the second limiting gear 321 from the first limiting gear 213, then the fixed ring 23 is rotated to enable the movable disk 21 to rotate on the base 1 so as to drive the eyeball model 5 to horizontally rotate, then the hand pushing block 323 is released, the sliding block 32 is pushed to slide under the elastic action of the first spring 33, the second limiting gear 321 is meshed with the first limiting gear 213 to fix the movable disk 21, then the annular frame 41 is rotated to enable the movable ball 422 to rotate in the annular groove 231, the annular frame 41 drives the eyeball model 5 to rotate back and forth, then the movable ball 422 slides in the annular groove 231 to enable the annular frame 41 to drive the eyeball model 5 to rotate left and right, and after the eyeball model 5 is adjusted to a proper angle, the adjusting nut 44 is rotated to enable the fixed gasket 43 to be attached to the outer wall of the fixed ring 23 so as to fix the eyeball model 5, and observe the eyeball model 5.
The foregoing descriptions of specific exemplary embodiments of the present invention are presented for purposes of illustration and description. It is not intended to limit the invention to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the invention and its practical application to thereby enable one skilled in the art to make and utilize the invention in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the invention be defined by the claims and their equivalents.
Claims (7)
1. The utility model provides a glaucoma teaching is with emulation eyeball rotary model, includes base (1), its characterized in that: the utility model comprises a base (1), wherein a rotating component (2) is arranged on the top surface of the base (1), the rotating component (2) is rotationally connected with the base (1), a limiting component (3) is arranged on the top surface of the base (1) and positioned on the front side of the rotating component (2), a fixing component (4) is arranged on the rotating component (2), an eyeball model (5) is arranged in the rotating component (2), the fixing component (4) is used for clamping and fixing the eyeball model (5), a vertical fixing frame (6) is welded and fixed at the top of the base (1) and close to the rear side edge, and a lighting component (7) is hinged to the top of the fixing frame (6);
the fixed assembly (4) comprises two symmetrically arranged fixed seats (42), the eyeball model (5) is arranged between the two fixed seats (42), the two fixed seats (42) are connected through two annular frames (41), the two annular frames (41) are symmetrically arranged, one sides of the two fixed seats (42) close to the eyeball model (5) are of opening structures, movable rods (421) are fixedly welded on one sides of the two fixed seats (42) which are far away from the eyeball model (5), movable balls (422) are arranged on the movable rods (421) and close to the center, annular grooves (231) are formed in the outer side faces of the fixed rings (23), the annular grooves (231) extend to the inner sides of the fixed rings (23), and the movable balls (422) can be clamped in the annular grooves (231) and are in sliding connection;
one end of the movable rod (421) far away from the fixed seat (42) is provided with a threaded section (423), the threaded section (423) is positioned at the outer side of the fixed ring (23), a fixed gasket (43) is sleeved at the outer side of the threaded section (423), the fixed gasket (43) is in sliding connection with the threaded section (423) of the movable rod (421), one side of the movable rod (421) far away from the fixed seat (42) is sleeved with an adjusting nut (44), and the adjusting nut (44) is in threaded connection with the threaded section (423);
inside and the position of fixing base (42) are close to one side of eyeball model (5) and are equipped with slidable clamp splice (45), and one side that clamp splice (45) are close to eyeball model (5) can slide to the fixing base (42) outside one side bonding that just is close to eyeball model (5) on clamp splice (45) is fixed with blotter (451), blotter (451) can laminate mutually with the surface of eyeball model (5), one side that eyeball model (5) was kept away from to clamp splice (45) just is located the inside of fixing base (42) is equipped with spacing ring (452), the inside of fixing base (42) just is located and is provided with two second springs (46) between fixing base (42) and clamp splice (45), every one end of second spring (46) is connected on the diapire of fixing base (42) inside, and the other end is connected on spacing ring (452), the inboard of movable rod (421) is equipped with adjusting screw (47), one end of adjusting screw (47) is used for in proper order threaded through movable rod (421) and fixing base (42) extends to inside of fixing base (42) and is located inside (42) and is located fixing base (48).
2. The simulated eyeball rotation model for glaucoma teaching as claimed in claim 1, wherein: the anti-slip base is characterized in that supporting legs (13) are arranged on the bottom surface of the base (1) and close to four corners, the supporting legs (13) are integrally formed with the base (1), and anti-slip pads (14) are fixedly bonded to the bottoms of the supporting legs (13).
3. The simulated eyeball rotation model for glaucoma teaching as claimed in claim 1, wherein: the top surface of base (1) is equipped with fixed column (11), fixed column (11) and base (1) integrated into one piece, spread groove (12) have been seted up in the top surface of base (1) and are located the circumference outside of fixed column (11), rotating assembly (2) are including movable dish (21), fixed orifices (211) have been seted up in the bottom surface of movable dish (21) and near center department, movable dish (21) are inserted fixed orifices (211) through fixed column (11) and are connected with base (1) rotation, the bottom surface of movable dish (21) and be located the circumference outside of fixed orifices (211) and be provided with go-between (212), go-between (212) can insert in go-between (12) joint cooperation, and go-between (212) and go-between (12) swivelling joint, the top surface of movable dish (21) is equipped with connecting seat (22), the top of connecting seat (22) is equipped with solid fixed ring (23), movable dish (21) with solid fixed ring (23) integrated into one piece.
4. A simulated eyeball rotation model for glaucoma teaching as claimed in claim 3 wherein: spacing subassembly (3) include slide (31), the top surface welded fastening of the bottom of slide (31) and base (1), the inboard of slide (31) is equipped with slider (32), slider (32) can slide in slide (31) inside, and the one end of slider (32) can slide to the outside of slide (31), the circumference lateral surface of movable disk (21) is provided with a plurality of evenly distributed's first spacing tooth (213), the terminal surface that just is close to first spacing tooth (213) on slider (32) is provided with a plurality of evenly distributed's second spacing tooth (321), second spacing tooth (321) and first spacing tooth (213) meshing are connected, the top that slider (32) is close to the terminal surface of first spacing tooth (213) and is located second spacing tooth (321) is provided with briquetting (322), the top of slider (32) and the one end top surface that keeps away from briquetting (322) is provided with briquetting (323), the one end that slider (32) kept away from briquetting (322) is connected with first spring (33), the one end that slider (33) kept away from the inboard of slider (31) is connected with first spring (33).
5. The simulated eyeball rotation model for glaucoma teaching as claimed in claim 1, wherein: the eyeball model (5) comprises a simulated glass body (51), wherein the simulated retina (52) is fixedly bonded at the outer side of the simulated glass body (51) and close to the bottom end, a simulated choroid (53) is fixedly bonded at the outer side of the simulated retina (52), a simulated sclera (54) is fixedly bonded at the outer side of the simulated choroid (53), a simulated crystalline lens (55) is arranged above the simulated glass body (51), the simulated crystalline lens (55) is in bonding fit with the simulated glass body (51), a simulated anterior chamber (56) is arranged above the simulated crystalline lens (55), a simulated cornea (57) is arranged above the simulated anterior chamber (56), the simulated cornea (57) is integrally formed with the simulated anterior chamber (56), an injection hole (58) is formed in the top of the simulated cornea (57) and close to the center, and a sealing plug is arranged above the sealing plug (58) and is in clamping fit with the injection hole (58).
6. The simulated eyeball rotation model for glaucoma teaching as claimed in claim 1, wherein: the top of mount (6) is provided with first connector (61), lighting assembly (7) are including shell (71), the one end that just is close to mount (6) on shell (71) is provided with second connector (711), shell (71) are inserted in first connector (61) and are articulated with mount (6) through second connector (711), mounting groove (72) have been seted up to the bottom surface of shell (71), the internally mounted of mounting groove (72) has LED lamp pearl (73) of a plurality of array distributions.
7. The simulated eyeball rotation model for glaucoma teaching of claim 6 wherein: be provided with a plurality of evenly distributed draw-in groove (721) on the inside lateral wall of mounting groove (72), the bottom surface joint of shell (71) is connected with protection casing (74), be provided with a plurality of evenly distributed fixture block (741) on the side of protection casing (74), fixture block (741) can cooperate with draw-in groove (721) joint, control switch (75) are installed in the bottom surface of shell (71) and be close to second connector (711) department, control switch (75) pass through circuit and LED lamp pearl (73) electric connection.
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| CN115148077B (en) * | 2022-05-13 | 2024-05-17 | 苏州君信视达医疗科技有限公司 | Ophthalmic teaching aid |
| CN118538083A (en) * | 2024-07-18 | 2024-08-23 | 南昌虚拟现实研究院股份有限公司 | Operation simulation mechanism for eyeballs in ophthalmic surgery |
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| JP7057780B2 (en) * | 2017-11-30 | 2022-04-20 | 三井化学株式会社 | Simulated eyeball, eyeball surgery practice device, eyeball surgery practice method |
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| CN209474654U (en) * | 2018-10-25 | 2019-10-11 | 无锡祥生医疗科技股份有限公司 | Ultrasonic control platform rotation limiting structure |
| CN110706558A (en) * | 2019-10-29 | 2020-01-17 | 邢台医学高等专科学校 | Detachable naked eye teaching model and using method thereof |
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