CN113971900A - Simulated eyeball rotation model for glaucoma teaching - Google Patents
Simulated eyeball rotation model for glaucoma teaching Download PDFInfo
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- CN113971900A CN113971900A CN202111362231.3A CN202111362231A CN113971900A CN 113971900 A CN113971900 A CN 113971900A CN 202111362231 A CN202111362231 A CN 202111362231A CN 113971900 A CN113971900 A CN 113971900A
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- 210000005252 bulbus oculi Anatomy 0.000 title claims abstract description 114
- 208000010412 Glaucoma Diseases 0.000 title claims abstract description 25
- 210000002159 anterior chamber Anatomy 0.000 claims description 19
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 210000004127 vitreous body Anatomy 0.000 claims description 14
- 210000000695 crystalline len Anatomy 0.000 claims description 13
- 210000004087 cornea Anatomy 0.000 claims description 10
- 210000003161 choroid Anatomy 0.000 claims description 9
- 210000001525 retina Anatomy 0.000 claims description 9
- 210000003128 head Anatomy 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 210000003786 sclera Anatomy 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 230000004418 eye rotation Effects 0.000 claims 2
- 238000003491 array Methods 0.000 claims 1
- 238000005286 illumination Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 230000004410 intraocular pressure Effects 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 210000001508 eye Anatomy 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229920002338 polyhydroxyethylmethacrylate Polymers 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 230000008859 change Effects 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
- 230000009471 action Effects 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
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 208000030533 eye disease Diseases 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000008764 nerve damage Effects 0.000 description 1
- 210000001328 optic nerve Anatomy 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
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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)
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Abstract
The invention discloses a simulated eyeball rotation model for glaucoma teaching, which comprises a base, wherein a rotation assembly is arranged on the top surface of the base and is rotationally connected with the base, a limiting assembly is arranged on the top surface of the base and positioned on the front side of the rotation assembly, a fixing assembly is arranged on the rotation assembly, an eyeball model is arranged in the rotation assembly and is used for clamping and fixing the eyeball model, a fixing frame is welded and fixed on the top of the base and close to the rear side edge, and a lighting assembly 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 freely rotates, a student can conveniently observe the eyeball model at different angles, 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 major blinding eye diseases causing blindness in humans, pathologically increased intraocular pressure is a major risk factor of glaucoma, increased intraocular pressure causes optic nerve damage through two mechanisms of mechanical compression and optic nerve ischemia, and the longer the duration of increased intraocular pressure, the more serious the damage of optic function.
In order for the student to understand the influence of intraocular pressure changes on glaucoma, the simulation of glaucoma needs to be performed by simulating an eyeball model, so that the teaching effect is improved. Simulated eyeball models in the prior art are usually fixed on bases, and the eyeball models cannot be rotated in the teaching process, so that students cannot conveniently observe all parts of glaucoma teaching eyeballs, and the teaching effect is reduced.
Disclosure of Invention
The invention aims to provide a simulated eyeball rotation model for glaucoma teaching, so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides a simulated eyeball rotation model for glaucoma teaching, which comprises a base, wherein a rotation assembly is arranged on the top surface of the base and is in rotating connection with the base, a limiting assembly is arranged on the top surface of the base and on the front side of the rotation assembly, a fixing assembly is arranged on the rotation assembly, an eyeball model is arranged in the rotation assembly and is used for clamping and fixing the eyeball model, a vertical fixing frame is welded and fixed on the top of the base and close to the rear side edge, and a lighting assembly is hinged to the top of the fixing frame.
In one embodiment of the invention, support legs are arranged on the bottom surface of the base and close to four corners, each support leg is integrally formed with the base, and a non-slip mat is fixedly bonded to the bottom of each support leg. Can install fixedly through the base to the rotation subassembly to the convenience is observed the eyeball model.
In one 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 is provided with a connecting groove at the outer side of the circumference of the fixed column, the rotating assembly comprises a movable disc, the bottom surface of the movable disc is provided with a fixed hole close to the center, the movable disc is inserted into the fixed hole through the fixed column (11) and is rotatably connected with the base, the bottom surface of the movable disc is provided with a connecting ring at the outer side of the circumference of the fixed hole, the connecting ring can be inserted into the connecting groove to be in clamping fit, the connecting ring is rotatably 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 rotate freely on the base, so that the fixing assembly is driven to rotate freely on the horizontal plane, the eyeball model rotates horizontally, and observation is facilitated.
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 end surface, close to the first limiting teeth, of the sliding block, the second limiting teeth are meshed and connected with the first limiting teeth, a pressing block is arranged on the end surface, close to the first limiting teeth, of the sliding block and above the second limiting teeth, a hand push block is arranged on the top of the sliding block and on the top surface of one end, far away from the pressing block, of the sliding block, a first spring is connected with the inner side surface of the sliding seat, and one end, far away from the sliding block, of the first spring is connected with the inner side surface of the sliding seat. Can fix the movable plate through spacing subassembly, avoid the movable plate to drive rotating assembly and rotate to prevent that teaching in-process eyeball model from rotating and influencing the 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 close to the eyeball model are both of an open structure, a movable rod is welded and fixed on one side of the two fixing seats far away from the eyeball model, a movable ball is arranged on the movable rod close to the center, an annular groove is formed in the outer side surface of the fixing ring and extends to the inner side of the fixing ring, and the movable ball can be clamped in the annular groove and is connected in a sliding mode. 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 facilitated.
In an embodiment of the present invention, a threaded section is disposed at an end of the movable rod away from the fixed seat, the threaded section is located outside the fixed ring, a fixed gasket is sleeved outside the threaded section, the fixed gasket is slidably connected with the threaded section of the movable rod, an adjusting nut is sleeved on one side of the movable rod away from the fixed seat, and the adjusting nut is in threaded connection with the threaded section. Can fix fixed subassembly on solid fixed ring through fixed shim and adjusting nut, avoid fixed subassembly to rotate at will and influence the observation.
In one embodiment of the present invention, a slidable clamping block is disposed inside the fixing base and on a side close to the eyeball model, and one side that the clamp splice is close to eyeball model can slide to the clamp splice of the fixing base outside on and one side that is close to eyeball model bonds and is fixed with the blotter, the blotter can laminate mutually with the surface of eyeball model, one side that the eyeball model was kept away from to the clamp splice and the inside that is located the fixing base is equipped with the spacing ring, the inside of fixing base just is located and is provided with two second springs between fixing base and the clamp splice, every the one end of second spring is connected on the inside diapire of fixing base, and the other end is connected on the spacing ring, and the inboard of movable rod is equipped with adjusting screw, and adjusting screw's one end screw thread in proper order runs through the inside that movable rod and fixing base extended to the fixing base and is used for the butt on the fixing base, and the one end that just is located the fixing base inside bonds and is fixed with the rubber head on the adjusting screw. The rubber head can extrude the clamping block by rotating the adjusting screw rod, so that the eyeball model is tightly fixed, and the eyeball model is prevented from falling off from the fixing component and being damaged.
In one embodiment of the invention, the eyeball model comprises a simulated vitreous body, a simulated retina is fixedly bonded on the outer side of the simulated vitreous body and close to the bottom end, a simulated choroid is fixedly bonded on the outer side of the simulated retina, a simulated sclera is fixedly bonded on the outer side of the simulated choroid, a simulated crystalline lens is arranged above the simulated vitreous body and is in bonding fit with the simulated vitreous body, a simulated anterior chamber is arranged above the simulated crystalline lens and is in bonding fit with the simulated crystalline lens, a simulated cornea is arranged above the simulated anterior chamber and is integrally formed with the simulated anterior chamber, an injection hole is arranged 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, liquid can be injected into the simulated anterior chamber through the injection hole, thereby regulating the pressure inside the simulated anterior chamber and facilitating the student to understand the effects of intraocular pressure changes on glaucoma.
In an embodiment of the invention, a first connector is arranged at the top of the fixing frame, the lighting assembly comprises a shell, a second connector is arranged at one end of the shell, which is close to the fixing frame, the shell is inserted into the first connector through the second connector and is hinged with the fixing frame, a mounting groove is formed in the bottom surface of the shell, and a plurality of LED lamp beads distributed in an array are mounted inside the mounting groove. Can throw light on near eyeball model through LED lamp pearl to make things convenient for the student to observe eyeball model.
In an embodiment of the invention, a plurality of clamping grooves which are uniformly distributed are formed in the side wall inside the mounting groove, the bottom surface of the shell is connected with the protective cover in a clamping mode, a plurality of clamping blocks which are uniformly distributed are arranged on the side surface of the protective cover, each clamping block is matched with the clamping groove in a clamping mode, 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 LED lamp pearl through the protection casing, avoid LED lamp pearl to damage, the protection casing plays the scattering simultaneously to light and controls, makes lighting assembly below light soft, avoids the observation process to cause the damage to student's eyes.
In conclusion, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the rotating assembly drives the eyeball model to rotate on the base through the rotating assembly and the fixing assembly, 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 a student can conveniently observe different angles of the eyeball model; and the rotating assembly is limited by the fixing assembly, so that the eyeball model is fixed when the eyeball model is observed.
2. 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 a student 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 inside the simulated anterior chamber is adjusted, and the student can conveniently know the influence of intraocular pressure change on glaucoma.
3. According to the invention, the illumination component can illuminate above the eyeball model, and meanwhile, the protective cover can scatter light, so that the light below the illumination component is soft, the eyes of a student are prevented from being damaged in the observation process, and the student can conveniently observe the eyeball model.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a base in 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 structural view of a fixing member according to the present invention;
FIG. 6 is an exploded view of the mounting assembly of the present invention;
FIG. 7 is a cross-sectional view of an eyeball model of the present invention;
fig. 8 is a schematic structural view of the lighting assembly of the present invention.
Description of reference numerals:
1. a base; 11. fixing a column; 12. connecting grooves; 13. a support leg; 14. a non-slip mat; 2. a rotating assembly; 21. a movable tray; 211. a fixing hole; 212. a connecting ring; 213. a first limit tooth; 22. a connecting seat; 23. a fixing ring; 231. an annular groove; 3. a limiting component; 31. a slide base; 32. a slider; 321. a second limit tooth; 322. briquetting; 323. a hand push block; 33. a first spring; 4. a fixing assembly; 41. an annular frame; 42. a fixed seat; 421. a movable rod; 422. a movable ball; 423. a threaded segment; 43. fixing a gasket; 44. adjusting the nut; 45. a clamping block; 451. a cushion pad; 452. a limiting ring; 46. a second spring; 47. adjusting the screw rod; 48. a rubber head; 5. an eyeball model; 51. simulating a vitreous body; 52. simulating a retina; 53. simulating the choroid; 54. simulating the sclera; 55. simulating a crystalline lens; 56. simulating the anterior chamber; 57. simulating a cornea; 58. an injection hole; 6. a fixed mount; 61. a first connector; 7. a lighting assembly; 71. a housing; 711. a second connector; 72. mounting grooves; 721. a card slot; 73. LED lamp beads; 74. a protective cover; 741. a clamping block; 75. and controlling the switch.
Detailed Description
The following detailed description of the present invention is provided in conjunction with the accompanying drawings, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the word "comprise", or variations such as "comprises" or "comprising", will be understood to imply the inclusion of a stated element or component but not the exclusion of any other element or component.
Referring to fig. 1-2, a preferred embodiment of the present invention includes a base 1, a rotating assembly 2 is disposed on a top surface of the base 1, the rotating assembly 2 is rotatably connected to the base 1, a limiting assembly 3 is disposed on the top surface of the base 1 and located on a front side of the rotating assembly 2, a fixing assembly 4 is mounted on the rotating assembly 2, an eyeball model 5 is disposed inside the rotating assembly 2, the fixing assembly 4 is used for clamping and fixing the eyeball model 5, a vertical fixing frame 6 is welded and fixed on a top portion of the base 1 and a position close to a rear side edge, and a lighting assembly 7 is hinged on the top portion of the fixing frame 6. Support through base 1 rotation component 2, it is fixed to carry out the centre gripping to eyeball model 5 in the rotation component 2, when needs observe eyeball model 5, rotate rotation component 2 and rotate eyeball model 5, provide light through lighting assembly 7 simultaneously.
In addition, the bottom surface of base 1 just is close to four corners department and all is provided with stabilizer blade 13, and each stabilizer blade 13 all with base 1 integrated into one piece, the bottom of each stabilizer blade 13 all bonds and is fixed with slipmat 14. The supporting legs 13 support and protect the base 1, and the anti-slip pads 14 can improve the anti-slip performance of the supporting legs 13 to prevent the supporting legs 13 from sliding randomly.
Referring to fig. 3-4, in a preferred embodiment, the top surface of the base 1 is provided with a fixed column 11, the fixed column 11 is integrally formed with the base 1, the top surface of the base 1 and the outer side of the circumference of the fixed column 11 are provided with a connecting groove 12, the rotating assembly 2 includes a movable disk 21, the bottom surface of the movable disk 21 and the position close to the center are provided with a fixed hole 211, the movable disk 21 is inserted into the fixed hole 211 through the fixed column 11 and is rotatably connected with the base 1, the bottom surface of the movable disk 21 and the outer side of the circumference of the fixed hole 211 are provided with a connecting ring 212, the connecting ring 212 can be inserted into the connecting groove 12 and is in clamping fit, and the connecting ring 212 is rotatably connected with the connecting groove 12, so that the rotating assembly 2 can freely rotate on the base 1 and the stability during rotation is improved.
In the above scheme, the top surface of the movable disc 21 is provided with the connecting seat 22, the top of the connecting seat 22 is provided with the fixing ring 23, and the movable disc 21, the connecting seat 22 and the fixing ring 23 are integrally formed.
In a preferred embodiment, the limiting component 3 includes a sliding seat 31, the bottom of the sliding seat 31 is welded and fixed with the top surface of the base 1, a sliding block 32 is arranged on the inner side of the sliding seat 31, the sliding block 32 can slide inside the sliding seat 31, one end of the sliding block 32 can slide to the outer side of the sliding seat 31, a plurality of uniformly distributed first limiting teeth 213 are arranged on the outer side surface of the circumference of the movable disk 21, a plurality of uniformly distributed second limiting teeth 321 are arranged on the sliding block 32 and on the end surface close to the first limiting teeth 213, the second limiting teeth 321 are meshed and connected with the first limiting teeth 213, so that the movable disk 21 can be fixed, the movable disk 21 is prevented from driving the rotating component 2 to rotate, and the eyeball model 5 is prevented from rotating in the teaching process and affecting teaching.
Further, the slider 32 is close to the terminal surface of first spacing tooth 213 and is located the top of second spacing tooth 321 and is provided with the briquetting 322, can further restrict the activity dish 21 through the briquetting 322, prevent that the activity dish 21 from breaking away from base 1, the top of slider 32 and the one end top surface of keeping away from the briquetting 322 are provided with the hand push block 323, can drive the slider 32 through the hand push block 323 and remove to inside the slide 31, thereby make the spacing tooth of second 321 and first spacing tooth 213 break away from, make things convenient for the activity dish 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 pushes the movable disk 21, thereby conveniently fixing the movable disk 21.
Referring to fig. 5-6, in a preferred embodiment, the fixing assembly 4 includes two symmetrically disposed fixing bases 42, the eyeball model 5 is disposed between the two fixing bases 42, the two fixing bases 42 are connected by two annular frames 41, the two annular frames 41 are symmetrically disposed, one sides of the two fixing bases 42 close to the eyeball model 5 are both open structures, a movable rod 421 is welded and fixed on one side of the two fixing bases 42 away from the eyeball model 5, a movable ball 422 is disposed on the movable rod 421 and close to the center, an annular groove 231 is disposed on an outer side surface of the fixing ring 23, and the annular groove 231 extends to an inner side of the fixing ring 23, the movable ball 422 can be clamped in the annular groove 231 and slidably connected thereto. 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 facilitated.
In a preferred embodiment, one end of the movable rod 421 away from the fixed seat 42 is provided with a threaded section 423, the threaded section 423 is located outside the fixed ring 23, the outer side of the threaded section 423 is sleeved with a fixed gasket 43, the fixed gasket 43 is slidably connected with the threaded section 423 of the movable rod 421, one side of the movable rod 421 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. The adjusting nut 44 is rotated to push the fixing gasket 43 to slide on the threaded section 423 toward the fixing ring 23, so that the fixing gasket 43 is attached to the outer wall of the fixing ring 23, the fixing component 4 can be fixed on the fixing ring 23, and the observation is prevented from being influenced by the random rotation of the fixing component 4.
In a preferred embodiment, a slidable clamping block 45 is disposed inside the fixing base 42 and on a side close to the eyeball model 5, and a side of the clamping block 45 close to the eyeball model 5 can slide onto the clamping block 45 outside the fixing base 42 and is adhered and fixed with a cushion 451, the cushion 451 can be attached to the surface of the eyeball model 5, and the cushion 451 plays a role in buffering and preventing slipping outside the eyeball model 5, so as to prevent the eyeball model 5 from being damaged. One side that the eyeball model 5 was kept away from to clamp splice 45 and the inside that is located fixing base 42 is equipped with spacing ring 452, spacing ring 452 plays the limiting displacement to clamp splice 45, can prevent that clamp splice 45 from breaking away from fixing base 42, fixing base 42's inside just is located and is provided with two second springs 46 between fixing base 42 and the clamp splice 45, the one end of every second spring 46 is connected on the inside diapire of fixing base 42, the other end is connected on spacing ring 452, second spring 46 can promote clamp splice 45 and remove, make blotter 451 and eyeball model 5's surface laminating, thereby fix eyeball model 5.
Besides, an adjusting screw rod 47 is arranged on the inner side of the movable rod 421, one end of the adjusting screw rod 47 penetrates through the movable rod 421 and the fixing seat 42 in sequence and extends to the inside of the fixing seat 42 for abutting against the fixing seat 42, and a rubber head 48 is fixedly bonded to one end of the adjusting screw rod 47, which is located inside the fixing seat 42. The adjusting screw 47 is rotated to push the rubber head 48 to extrude the clamping block 45, so that the eyeball model 5 is tightly fixed, and the eyeball model 5 is prevented from falling off from the fixing component 4 and being damaged.
Referring to fig. 7, in a preferred embodiment, the eyeball model 5 comprises a simulated vitreous body 51, a simulated retina 52 is fixedly bonded on the outer side of the simulated vitreous body 51 near the bottom end, a simulated choroid 53 is fixedly bonded on the outer side of the simulated retina 52, a simulated sclera 54 is fixedly bonded on the outer side of the simulated choroid 53, a simulated crystalline lens 55 is arranged above the simulated vitreous body 51, the simulated crystalline lens 55 is in bonding fit with the simulated vitreous body 51, a simulated anterior chamber 56 is arranged above the simulated crystalline lens 55, the simulated anterior chamber 56 is in bonding fit with the simulated crystalline lens 55, a simulated cornea 57 is arranged above the simulated anterior chamber 56, the simulated cornea 57 and the simulated anterior chamber 56 are integrally formed, an injection hole 58 is arranged on the top of the simulated cornea 57 near the center, an injection hole 58 is arranged above the injection hole 58, and a sealing plug is in clamping fit with the injection hole 58. The sealing plug seals the injection hole 58, and liquid can be injected into the simulated anterior chamber 56 through the injection hole 58, so that the pressure in the simulated anterior chamber 56 can be adjusted, and the influence of intraocular pressure change on glaucoma can be conveniently known by students.
In the scheme, the eyeball model 5 is formed by adopting transparent materials such as glass, transparent silica gel, polyhydroxyethyl methacrylate and the like and human eyeballs in equal proportion. The simulated vitreous body 51 and the simulated crystalline lens 55 are made of transparent glass materials, the simulated retina 52, the simulated choroid 53 and the simulated sclera 54 are made of polyhydroxyethyl methacrylate materials, 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 made of transparent silica gel materials, so that a student can observe the whole structure of an eyeball conveniently, and the teaching effect is improved.
Referring to fig. 8, in a preferred embodiment, a first connector 61 is disposed at the top of the fixing frame 6, the lighting assembly 7 includes a housing 71, a second connector 711 is disposed at an end of the housing 71 close to the fixing frame 6, and the housing 71 is inserted into the first connector 61 through the second connector 711 and is hinged to the fixing frame 6, so that the lighting assembly 7 can freely rotate on the fixing frame 6 for easy observation. The bottom surface of shell 71 has seted up mounting groove 72, and the outside that just is located mounting groove 72 on 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 illuminate the nearby eyeball model 5, so that the student can observe the eyeball model 5 conveniently.
In a preferred embodiment, a plurality of clamping grooves 721 uniformly distributed are formed in the side wall inside the mounting groove 72, the bottom surface of the housing 71 is connected to the protective cover 74 in a clamping manner, a plurality of clamping blocks 741 uniformly distributed 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 installed on the bottom surface of the housing 71 and near the second connector 711, and the control switch 75 is electrically connected with the LED lamp beads 73 through a circuit. Can shine through steerable LED lamp pearl 73 of control switch 75, can protect LED lamp pearl 73 through protection casing 74, avoid LED lamp pearl 73 to damage, the protection casing 74 plays the scattering simultaneously about to the light, makes the light of lighting components 7 below soft, avoids the observation process to cause the damage to student's eyes.
The invention discloses a simulated eyeball rotation model for glaucoma teaching, which is used for:
when the eyeball model 5 is fixed, firstly, the clamping blocks 45 are pressed, the second springs 46 are contracted 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, the cushion 451 is attached to the surface of the eyeball model 5, and 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, and the rubber head 48 extrudes the clamping block 45, so that the cushion 451 is tightly attached to the eyeball model 5, thereby fixing the eyeball model 5.
When observing the eyeball model 5, firstly, the hand push block 323 is pulled to separate the second limit tooth 321 from the first limit tooth 213, then the fixing ring 23 is rotated to rotate the movable disk 21 on the base 1, thereby driving the eyeball model 5 to horizontally rotate, then the hand push block 323 is loosened, the first spring 33 elastically pushes the sliding block 32 to slide, so that the second limit tooth 321 is meshed with the first limit tooth 213 to be connected to fix the movable disk 21, then the annular frame 41 is rotated to rotate the movable ball 422 in the annular groove 231, so that 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, so that the annular frame 41 drives the eyeball model 5 to rotate left and right, after the eyeball model 5 is adjusted to a proper angle, the adjusting nut 44 is rotated to make the fixing gasket 43 be attached to the outer wall of the fixing ring 23, thereby fixing the eyeball model 5, the eyeball model 5 is observed.
The foregoing descriptions of specific exemplary embodiments of the present invention have been 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 certain principles of the invention and its practical application to enable one skilled in the art to make and use various exemplary embodiments of the invention and various alternatives and 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 (10)
1. The utility model provides a glaucoma teaching is with emulation eyeball rotation model, includes base (1), its characterized in that: the top surface of base (1) is equipped with rotating assembly (2), rotating assembly (2) rotate with base (1) and are connected, the top surface of base (1) and the front side that is located rotating assembly (2) are equipped with spacing subassembly (3), install fixed subassembly (4) on rotating assembly (2), rotating assembly (2) inside is equipped with eyeball model (5), fixed subassembly (4) are used for carrying out the centre gripping to eyeball model (5) and fix, the top of base (1) just is close to rear edge department welded fastening and has vertical mount (6), the top of mount (6) articulates there is lighting components (7).
2. The simulated eyeball rotation model for glaucoma teaching purpose of claim 1, wherein: the bottom surface of base (1) just is close to four corners department and all is provided with stabilizer blade (13), each stabilizer blade (13) all with base (1) integrated into one piece, each the bottom of stabilizer blade (13) all bonds and is fixed with slipmat (14).
3. The simulated eyeball rotation model for glaucoma teaching purpose of claim 1, wherein: 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, the top surface of the base (1) is located on the outer side of the circumference of the fixed column (11) and is provided with a connecting groove (12), the rotating assembly (2) comprises a movable disc (21), the bottom surface of the movable disc (21) is provided with a fixed hole (211) close to the center, the movable disc (21) is inserted into the fixed hole (211) through the fixed column (11) and is rotatably connected with the base (1), the bottom surface of the movable disc (21) is provided with a connecting ring (212) 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 clamped and matched, the connecting ring (212) is rotatably connected with the connecting groove (12), the top surface of the movable disc (21) is provided with a connecting seat (22), the top of the connecting seat (22) is provided with a fixed ring (23), the movable disc (21), the connecting seat (22) and the fixing ring (23) are integrally formed.
4. The simulated eye rotation model for glaucoma teaching according to claim 3, wherein: the limiting component (3) comprises a sliding seat (31), the bottom of the sliding seat (31) is welded and fixed with the top surface of the base (1), a sliding block (32) is arranged on the inner side of the sliding seat (31), the sliding block (32) can slide inside the sliding seat (31), one end of the sliding block (32) can slide to the outer side of the sliding seat (31), a plurality of uniformly distributed first limiting teeth (213) are arranged on the outer side surface of the circumference of the movable disc (21), a plurality of uniformly distributed second limiting teeth (321) are arranged on the sliding block (32) and close to the end surface of the first limiting teeth (213), the second limiting teeth (321) are meshed and connected with the first limiting teeth (213), a pressing block (322) is arranged on the sliding block (32) close to the end surface of the first limiting teeth (213) and above the second limiting teeth (321), and a hand pushing block (323) is arranged on the top surface of the sliding block (32) and far away from the pressing block (322), one end, far away from the pressing block (322), of the sliding block (32) is connected with a first spring (33), and one end, far away from the sliding block (32), of the first spring (33) is connected with the inner side face of the sliding seat (31).
5. The simulated eyeball rotation model for glaucoma teaching purpose of claim 1, wherein: fixed subassembly (4) are including fixing base (42) that two symmetries set up, eyeball model (5) set up between two fixing base (42), and two fixing base (42) are connected through two annular frame (41), and two annular frame (41) symmetry sets up, two one side that fixing base (42) are close to eyeball model (5) is open structure, two one side that just keeps away from eyeball model (5) on fixing base (42) all welded fastening has movable rod (421), on movable rod (421) and be close to center department and be provided with movable ball (422), ring channel (231) have been seted up to the lateral surface of solid fixed ring (23), just ring channel (231) extend to the inboard of solid fixed ring (23), movable ball (422) can block in ring channel (231) and sliding connection.
6. The simulated eyeball rotation model for glaucoma teaching purpose of claim 5, wherein: one end that fixing base (42) were kept away from in movable rod (421) is provided with screw thread section (423), screw thread section (423) are located the outside of solid fixed ring (23), the outside cover of screw thread section (423) is equipped with fixed shim (43), fixed shim (43) and screw thread section (423) sliding connection of movable rod (421), one side cover that just keeps away from fixing base (42) on movable rod (421) is equipped with adjusting nut (44), adjusting nut (44) and screw thread section (423) threaded connection.
7. The simulated eyeball rotation model for glaucoma teaching purpose of claim 6, wherein: a slidable clamping block (45) is arranged on one side, close to the eyeball model (5), of the inner portion of the fixing seat (42), one side, close to the eyeball model (5), of the clamping block (45) can slide to the outer side of the fixing seat (42), a buffer pad (451) is fixedly bonded on one side, close to the eyeball model (5), of the clamping block (45), the buffer pad (451) can be attached to the surface of the eyeball model (5), a limiting ring (452) is arranged on one side, far away from the eyeball model (5), of the clamping block (45) and in the fixing seat (42), two second springs (46) are arranged in the fixing seat (42) and between the fixing seat (42) and the clamping block (45), one end of each second spring (46) is connected to the bottom wall in the fixing seat (42), the other end of each second spring is connected to the limiting ring (452), and an adjusting screw (47) is arranged on the inner side of the movable rod (421), one end of the adjusting screw rod (47) penetrates through the movable rod (421) and the fixing seat (42) in sequence and is used for abutting against the fixing seat (42) in the extending process, and a rubber head (48) is fixedly bonded to one end, located inside the fixing seat (42), of the adjusting screw rod (47).
8. The simulated eyeball rotation model for glaucoma teaching purpose of claim 1, wherein: the eyeball model (5) comprises a simulated vitreous body (51), a simulated retina (52) is fixedly bonded on the outer side of the simulated vitreous body (51) and close to the bottom end, a simulated choroid (53) is fixedly bonded on the outer side of the simulated retina (52), a simulated sclera (54) is fixedly bonded on the outer side of the simulated choroid (53), a simulated crystalline lens (55) is arranged above the simulated vitreous body (51), the simulated crystalline lens (55) is in bonding fit with the simulated vitreous body (51), a simulated anterior chamber (56) is arranged above the simulated crystalline lens (55), the simulated anterior chamber (56) is in bonding fit with the simulated crystalline lens (55), a simulated cornea (57) is arranged above the simulated anterior chamber (56), the simulated cornea (57) and the simulated anterior chamber (56) are integrally molded, and an injection hole (58) is arranged on the top of the simulated cornea (57) and close to the center, and a sealing plug is arranged above the injection hole (58), and the sealing plug is in clamping fit with the injection hole (58).
9. The simulated eyeball rotation model for glaucoma teaching purpose of 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 connected with mount (6) are articulated in inserting first connector (61) 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) that a plurality of arrays distribute.
10. The simulated eye rotation model for glaucoma teaching of claim 9 wherein: be provided with a plurality of evenly distributed's 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's fixture block (741) on the side of protection casing (74), fixture block (741) can cooperate with draw-in groove (721) joint, the bottom surface of shell (71) just is close to second connector (711) department and installs control switch (75), control switch (75) pass through circuit and LED lamp pearl (73) electric connection.
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| CN202111362231.3A CN113971900B (en) | 2021-11-17 | 2021-11-17 | Simulation eyeball rotation model for glaucoma teaching |
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| CN202111362231.3A CN113971900B (en) | 2021-11-17 | 2021-11-17 | Simulation eyeball rotation model for glaucoma teaching |
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| CN113971900B (en) | 2023-12-19 |
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