CN113744594A - Eyeball model for teaching of ophthalmic corneal puncture operation - Google Patents
Eyeball model for teaching of ophthalmic corneal puncture operation Download PDFInfo
- Publication number
- CN113744594A CN113744594A CN202111214036.6A CN202111214036A CN113744594A CN 113744594 A CN113744594 A CN 113744594A CN 202111214036 A CN202111214036 A CN 202111214036A CN 113744594 A CN113744594 A CN 113744594A
- Authority
- CN
- China
- Prior art keywords
- fixed
- eyeball model
- simulation
- fixing
- connecting block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 210000005252 bulbus oculi Anatomy 0.000 title claims abstract description 71
- 210000004087 cornea Anatomy 0.000 claims abstract description 32
- 238000004088 simulation Methods 0.000 claims description 25
- 210000001508 eye Anatomy 0.000 claims description 20
- 210000000695 crystalline len Anatomy 0.000 claims description 16
- 210000004127 vitreous body Anatomy 0.000 claims description 15
- 210000003161 choroid Anatomy 0.000 claims description 14
- 239000011521 glass Substances 0.000 claims description 12
- 238000001356 surgical procedure Methods 0.000 claims description 10
- 210000003128 head Anatomy 0.000 claims description 8
- 210000001747 pupil Anatomy 0.000 claims description 7
- 210000001525 retina Anatomy 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 8
- 238000000429 assembly Methods 0.000 abstract description 3
- 230000000712 assembly Effects 0.000 abstract description 3
- 230000008602 contraction Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 210000002159 anterior chamber Anatomy 0.000 description 3
- 229920002338 polyhydroxyethylmethacrylate Polymers 0.000 description 3
- 210000003786 sclera Anatomy 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 208000002177 Cataract Diseases 0.000 description 1
- 208000010412 Glaucoma Diseases 0.000 description 1
- 206010030043 Ocular hypertension Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002207 retinal effect Effects 0.000 description 1
- 239000012780 transparent material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- G09B9/00—Simulators for teaching or training purposes
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Educational Technology (AREA)
- Educational Administration (AREA)
- Business, Economics & Management (AREA)
- Computational Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Algebra (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Pure & Applied Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Medical Informatics (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Instructional Devices (AREA)
Abstract
The invention discloses an eyeball model for teaching of an ophthalmologic corneal puncture operation, which comprises a base, wherein an eyeball model main body is arranged in the middle of the top surface of the base, a fixing assembly is arranged in the middle of the top surface of the base, connecting assemblies are respectively arranged on the front side and the rear side of the fixing assembly and near the center of the fixing assembly, a fixing frame is arranged above the eyeball model main body, an operating rod is arranged at the top of the fixing frame, the bottom end of the operating rod penetrates through the top of the fixing frame and is detachably connected with a puncture needle, the bottom end of the puncture needle is positioned right above the eyeball model main body, and an observation assembly is arranged on the left side of the fixing frame. According to the invention, the eyeball model main body is fixed through the fixing component and the connecting component, the puncture needle punctures the eyeball model main body by moving the operating rod, and meanwhile, the simulated cornea is amplified through the magnifying lens, so that a student can conveniently observe the movement of the puncture needle in the experimental operation process, the student can conveniently and rapidly grasp the puncture force, and the teaching effect is favorably improved.
Description
Technical Field
The invention belongs to the technical field of medical training devices, and particularly relates to an eyeball model for teaching of an ophthalmic corneal puncture operation.
Background
The cornea is a transparent film on the front end of the eye. The cornea is completely transparent, is positioned in the front of eyeball and is in a transverse oval shape. The ophthalmic cornea puncture operation is mainly used for the following two aspects: the first is the long-term ocular hypertension caused by glaucoma, and a 15-degree knife can be used for puncturing one opening on the cornea for temporarily reducing the ocular tension, and a certain amount of anterior chamber water is discharged to reduce the ocular tension; secondly, the washing of the blood in the anterior chamber can puncture a hole on the cornea and wash out the blood in the anterior chamber by using a washing agent.
However, the ophthalmic cornea puncturing operation is complicated and precise, and if the force is too large while puncturing the cornea, the puncturing distance of the puncturing knife may be too large, which may cause the lens to be punctured and cause cataract, so that a doctor needs to repeatedly exercise a large amount of force to grasp the puncturing cornea. When the existing eyeball model is used for puncture surgery teaching, as the student cannot observe the puncture distance of the puncture knife, the student cannot quickly become familiar with the puncture force, and the teaching effect is influenced.
Disclosure of Invention
The invention aims to provide an eyeball model for teaching of an ophthalmic keratocentesis operation, so as to solve the problems in the prior art.
In order to achieve the purpose, the invention provides an eyeball model for teaching of an ophthalmologic corneal puncture operation, which comprises a base, wherein an eyeball model main body is arranged on the top surface of the base and close to the center, a fixing assembly is arranged on the top surface of the base and positioned on the outer side of the eyeball model main body, connecting assemblies are respectively arranged on the front side and the rear side of the fixing assembly and close to the center, a fixing frame is arranged above the eyeball model main body, the fixing frame is of a U-shaped structure with a downward opening end, an operating rod is arranged on the fixing frame and close to the center, the bottom end of the operating rod penetrates through the top of the fixing frame and is detachably connected with a puncture needle, the bottom end of the puncture needle is positioned right above the eyeball model main body, and an observation assembly is arranged on the left side of the fixing frame.
In one embodiment of the present invention, a spherical groove is formed at the top of the base and near the center, the bottom of the eyeball model body is in snap fit with the spherical groove, fixing plates are welded and fixed at the top of the base and near the left and right edges, and the two sides of the bottom of the fixing frame are respectively arranged on the two fixing plates. Can fix eyeball model main part through spherical groove to make things convenient for the student to do the puncture and take exercise.
In an embodiment of the invention, the eyeball model main body comprises a simulated vitreous body, a simulated crystalline lens is arranged above the simulated vitreous body, the simulated crystalline lens and the simulated vitreous body are integrally formed, a retina layer is fixedly bonded on the outer side of the simulated vitreous body, a choroid layer is fixedly bonded on the outer side of the retina layer, a simulated pupil is arranged on the choroid layer and above the simulated crystalline lens, a simulated iris is arranged on the surface of the simulated pupil, the simulated iris and the choroid layer are integrally formed, a sclera layer is fixedly bonded on the outer side of the choroid layer, a fixing groove is arranged at the top of the sclera layer, a simulated eye chamber is arranged on the simulated iris, a simulated cornea is arranged on the surface of the simulated eye chamber, the simulated cornea and the simulated eye chamber are integrally formed, and the simulated cornea is matched with the fixing groove.
In an embodiment of the invention, the fixing assembly comprises two fixing rods which are symmetrically arranged in front and back, two clamping plates which are symmetrically arranged in left and right are arranged on the fixing rods, the fixing rods sequentially penetrate through the two clamping plates and are in sliding connection with the fixing rods, the left ends and the right ends of the fixing rods are respectively welded and fixed with two opposite side surfaces of the two fixing plates, springs are sleeved on the outer sides of the two ends of the fixing rods, the two ends of each spring are respectively connected with the fixing plates and the clamping plates, arc-shaped grooves are respectively formed in the opposite side surfaces of the two clamping plates, the two arc-shaped grooves are oppositely formed into a circular groove, the bottom of the eyeball model main body penetrates through the two opposite arc-shaped grooves and is clamped in the circular groove, a sponge pad is arranged on the inner side of the arc-shaped groove, and the sponge pad is in bonding fit with the clamping plates. Can fix eyeball model main part through fixed subassembly, prevent that eyeball model main part from rotating and influencing the experiment operation to improve the teaching effect.
In an embodiment of the invention, the connecting assembly comprises a first connecting block and a second connecting block, the first connecting block and the second connecting block are respectively and fixedly arranged on the side surfaces of the two clamping plates, a clamping groove is formed in one end, close to the second connecting block, of the first connecting block, an elastic sheet is arranged at one end, close to the first connecting block, of the second connecting block, a clamping block is arranged at one end, far away from the second connecting block, of the elastic sheet, the clamping block can be inserted into the clamping groove to be clamped and connected, and anti-skid ridges distributed in an array mode are arranged on the surfaces of the first connecting block and the second connecting block. Can fix the splint of the left and right sides through coupling assembling, prevent that splint separation from influencing the fixed effect to eyeball model main part to make things convenient for the student to carry out experiment operation.
In an embodiment of the present invention, a fixed tube is disposed at the top of the fixed frame and near the center, the bottom end of the fixed tube penetrates through the fixed frame and is welded and fixed, an external thread is disposed on the outer side of the fixed tube and above the fixed frame, a contraction section is disposed on the fixed tube and near the top end, the contraction section of the fixed tube is provided with a movable sleeve and is in threaded connection with the movable sleeve, and the bottom end of the operating rod slidably penetrates through the fixed tube and extends to the upper side of the eyeball model main body. The contraction section of the fixed pipe can be contracted by rotating the movable sleeve, so that the operating rod can be fixed when experimental operation is not performed.
In an embodiment of the invention, a plurality of uniformly distributed scale marks are arranged on the surface of the operating rod, a fixing head is arranged at the top end of the puncture needle, a hexagonal groove is formed in the bottom of the operating rod along the axis direction, and the puncture needle is clamped in the hexagonal groove through the fixing head and is detachably connected with the operating rod. Make things convenient for the student to observe the distance that the action bars moved down through the scale mark to make things convenient for the student to know the puncture distance of corneal puncture operation, make things convenient for the student to hold the puncture dynamics fast.
In an embodiment of the invention, an external thread is arranged on the outer side of the operating rod and near the bottom end, a connecting cap is connected to the outer side of the bottom end of the operating rod in a threaded manner, and the top end of the puncture needle penetrates through the connecting cap to be connected with the bottom end of the operating rod.
In an embodiment of the invention, the observation assembly comprises a fixed seat, the fixed seat is welded and fixed with the left side of the fixed frame, the interior of the fixed seat is of a hollow structure, a slidable movable rod is sleeved inside the fixed seat, the end part of a first adjusting bolt penetrates through the side wall of the fixed seat and abuts against the movable rod, a movable seat is arranged on the movable rod and positioned on the front side of the fixed seat, the interior of the movable seat is of a hollow structure, a rotatable handle is sleeved inside the movable seat, a second adjusting bolt is arranged on the front side of the movable seat, the end part of the second adjusting bolt penetrates through the side wall of the movable seat and abuts against the handle, a magnifier is fixedly arranged on the right side of the handle, and the magnifier is positioned on the front side of the top of the eyeball model main body. The simulated cornea can be amplified through the magnifier, so that a student can conveniently observe the puncture process.
In conclusion, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. the eyeball model main body is formed by glass, transparent silica gel, polyhydroxyethyl methacrylate and other transparent materials and human eyeballs in equal proportion, so that a student can conveniently know the integral structure of the eyeballs, and the student can conveniently observe the movement of the puncture needle in the experimental operation process, and the student can conveniently and quickly master the puncture force.
2. According to the invention, the fixing assembly and the connecting assembly are arranged, the clamp plate can fix the eyeball model main body under the elastic action of the spring, and the spongy cushion is buffered at the outer side of the eyeball model main body, so that the eyeball model main body is prevented from being damaged; in addition, can fix the splint of the left and right sides through coupling assembling, prevent the splint separation to guarantee the fixed effect to eyeball model main part, avoid eyeball model main part to remove and influence experiment operation.
3. In addition, in the process of the puncture operation, the simulated cornea can be amplified through the magnifier, so that the student can observe the puncture process conveniently, and the teaching effect is improved.
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 cross-sectional view of an eyeball model body in the invention;
FIG. 4 is a schematic view of the connection of a simulated cornea according to the present invention;
FIG. 5 is a schematic structural view of a fixing member according to the present invention;
FIG. 6 is a schematic view of a connecting assembly according to the present invention;
FIG. 7 is a schematic structural view of the fixing frame of the present invention;
FIG. 8 is a schematic view of the structure of the operating lever of the present invention;
fig. 9 is a schematic view of the structure of the observation unit of the present invention.
Description of reference numerals:
1. a base; 11. a spherical groove; 12. a fixing plate; 2. an eyeball model body; 21. simulating a vitreous body; 22. simulating a crystalline lens; 23. a retinal layer; 24. the choroid layer; 25. simulating a pupil; 26. simulating an iris; 27. a scleral layer; 271. fixing grooves; 28. simulating an eye room; 29. simulating a cornea; 3. a fixing assembly; 31. fixing the rod; 32. a splint; 33. a spring; 34. an arc-shaped slot; 35. a sponge cushion; 4. a connecting assembly; 41. a first connection block; 411. a card slot; 42. a second connecting block; 421. an elastic sheet; 422. a clamping block; 43. anti-slip edges; 5. a fixed mount; 51. a fixed tube; 511. a contraction section; 52. a movable sleeve; 6. an operating lever; 61. scale lines; 62. a hexagonal groove; 63. a connecting cap; 64. puncturing needle; 641. a fixed head; 7. an observation assembly; 71. a fixed seat; 711. a first adjusting bolt; 72. a movable rod; 721. a movable seat; 722. a second adjusting bolt; 73. a magnifying glass; 731. a handle.
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, an eyeball model main body 2 is disposed on a top surface of the base 1 and near a center, a fixing assembly 3 is disposed on the top surface of the base 1 and outside the eyeball model main body 2, connection assemblies 4 are disposed on front and rear sides of the fixing assembly 3 and near the center, a fixing frame 5 is disposed above the eyeball model main body 2, the fixing frame 5 is a U-shaped structure with a downward opening end, an operation rod 6 is disposed on the fixing frame 5 and near the center, a puncture needle 64 is detachably connected to a bottom end of the operation rod 6 penetrating through a top of the fixing frame 5, a bottom end of the puncture needle 64 is disposed right above the eyeball model main body 2, and an observation assembly 7 is mounted on a left side of the fixing frame 5.
In the above scheme, base 1's top just is close to center department and has seted up spherical groove 11, eyeball model main part 2's bottom and the cooperation of spherical groove 11 joint, and base 1's top just is close to the equal welded fastening in left and right sides edge and has fixed plate 12, and 5 bottom both sides of mount set up respectively on two fixed plates 12. The eyeball model main body 2 can be fixed through the spherical groove 11, so that the trainee can conveniently do puncture exercise.
Referring to fig. 3-4, in a preferred embodiment, the eyeball model main body 2 comprises a simulated vitreous body 21, a simulated crystalline lens 22 is arranged above the simulated vitreous body 21, the simulated crystalline lens 22 and the simulated vitreous body 21 are integrally formed, the simulated vitreous body 21 and the simulated crystalline lens 22 are both made of glass materials, and different pigment bands are arranged inside the simulated vitreous body 21 and the simulated crystalline lens 22 so as to facilitate the student to distinguish the simulated crystalline body 22 from the simulated vitreous body 21. When the puncture needle 64 is moved above the simulated lens 22, the simulated lens 22 of glass material will produce a greater obstruction, thereby reminding the student to stop the operation and facilitating the student to control the puncture distance.
In addition, a retina layer 23 is adhesively fixed to the outside of the vitreous phantom 21, a choroid layer 24 is adhesively fixed to the outside of the retina layer 23, a simulated pupil 25 is provided on the choroid layer 24 and on the surface of the simulated lens 22, a simulated iris 26 is provided outside the simulated pupil 25, the simulated iris 26 is integrally formed with the choroid layer 24, and a sclera layer 27 is adhesively fixed to the outside of the choroid layer 24. Wherein, retina layer 23, choroid layer 24, simulation iris 26 and scleral layer 27 all adopt transparent silica gel material to constitute, and are provided with the pigment area of different colours respectively to the student distinguishes, thereby makes things convenient for the student to know the overall structure of eyeball.
The top of scleral layer 27 is provided with fixed slot 271, and the top of simulation iris 26 is equipped with simulation eye room 28, and the top of simulation eye room 28 is equipped with simulation cornea 29, and simulation cornea 29 and simulation eye room 28 integrated into one piece, simulation cornea 29 and the cooperation of fixed slot 271 joint can be changed after simulation cornea 29 uses many times, make things convenient for the repeated exercise of student. The simulated eye chamber 28 and the simulated cornea 29 are both made of a polyhydroxyethylmethacrylate material, and the polyhydroxyethylmethacrylate material is colorless and transparent, so that a student can observe the puncture process conveniently.
Referring to fig. 5-6, in a preferred embodiment, the fixing assembly 3 includes two fixing rods 31 symmetrically disposed in front and back, two clamping plates 32 symmetrically disposed in left and right are disposed on the fixing rod 31, the fixing rod 31 sequentially penetrates through the two clamping plates 32, and the clamping plates 32 are slidably connected to the fixing rod 31, the left and right ends of the fixing rod 31 are respectively welded to two opposite side surfaces of the two fixing plates 12, the outer sides of the two ends of the fixing rod 31 are respectively sleeved with a spring 33, the two ends of the spring 33 are respectively connected to the fixing plates 12 and the clamping plates 32, the two opposite side surfaces of the two clamping plates 32 are respectively provided with an arc-shaped groove 34, the two arc-shaped grooves 34 are relatively formed into a circular groove, and the bottom of the eyeball model body 2 penetrates through the two opposite arc-shaped grooves 34 and is clamped in the spherical groove 11. Spring 33 elastic action can make two splint 32 remove to eyeball model main part 2 to it is fixed to make two arc grooves 34 carry out the centre gripping to eyeball model main part 2, prevents that eyeball model main part 2 from rotating the experiment operation of influence, thereby improves the teaching effect.
It is worth mentioning that the inner side of the arc-shaped slot 34 is provided with a sponge pad 35, and the sponge pad 35 is in bonding fit with the splint 32. The sponge pad 35 can buffer between the splint 32 and the eyeball model main body 2, preventing the eyeball model main body 2 from being damaged, and improving the fixation effect.
In a preferred embodiment, coupling assembling 4 includes first connecting block 41 and second connecting block 42, first connecting block 41 and second connecting block 42 are the fixed side that sets up at two splint 32 respectively, first connecting block 41 is close to second connecting block 42 one end and has seted up draw-in groove 411, second connecting block 42 is close to first connecting block 41 one end and is provided with flexure strip 421, the one end that second connecting block 42 was kept away from to flexure strip 421 is provided with fixture block 422, fixture block 422 can insert the interior joint of draw-in groove 411 and connect, thereby it is fixed to drive the centre gripping of two splint 32 to eyeball model main part 2, prevent that splint 32 from separating the fixed effect that influences eyeball model main part 2, thereby make things convenient for the student to carry out experimental operation.
Besides, the surfaces of the first connecting block 41 and the second connecting block 42 are provided with anti-slip ribs 43 distributed in an array. The first connecting block 41 and the second connecting block 42 are conveniently pushed by the anti-slip ribs 43, so that the clamping plate 32 is driven to move.
Referring to fig. 7-9, in a preferred embodiment, a fixing tube 51 is disposed at the top of the fixing frame 5 near the center, the bottom end of the fixing tube 51 penetrates through the fixing frame 5 and is welded and fixed, an external thread is disposed on the outer side of the fixing tube 51 and above the fixing frame 5, a contraction section 511 is disposed on the fixing tube 51 near the top end, the contraction section 511 of the fixing tube 51 is provided with a movable sleeve 52 and is connected with the movable sleeve by a thread, and the bottom end of the operating rod 6 slidably passes through the fixing tube 51 and extends above the eyeball model main body 2. The movable sleeve 52 is rotated to contract the contraction section 511 of the fixed tube 51, thereby fixing the operation rod 6.
In a preferred embodiment, a plurality of evenly distributed scale marks 61 are arranged on the surface of the operating rod 6, and the scale marks 61 facilitate the student to observe the downward movement distance of the operating rod 6, so that the student can know the puncture distance of the corneal puncture operation conveniently, and the student can grasp the puncture force quickly.
In addition, the top end of the puncture needle 64 is provided with a fixing head 641, the bottom of the operating rod 6 is provided with a hexagonal groove 62 along the axial direction, and the puncture needle 64 is clamped in the hexagonal groove 62 through the fixing head 641 and detachably connected with the operating rod 6. The puncture needle 64 has various specifications, and the fixing head 641 is inserted into the hexagonal groove 62 to be clamped and connected, so that the puncture needle 64 is detachably connected with the operating rod 6, and the puncture needle 64 is convenient to replace. Thereby facilitating the students to use different puncture needles 64 for experimental operation and improving the teaching effect. The puncture needle 64 is conveniently fixed by the hexagonal groove 62 and the connection cap 63.
In the above scheme, the outer side of the operating rod 6 and the position close to the bottom end are provided with external threads, the outer side of the bottom end of the operating rod 6 is connected with a connecting cap 63 in a threaded manner, and the top end of the puncture needle 64 penetrates through the connecting cap 63 to be connected with the bottom end of the operating rod 6. The fixing of the puncture needle 64 is reinforced by the connecting cap 63.
In a preferred embodiment, the observation assembly 7 includes a fixed seat 71, the fixed seat 71 is welded and fixed to the left side of the fixed frame 5, the inside of the fixed seat 71 is a hollow structure, a slidable movable rod 72 is sleeved inside the fixed seat 71, a first adjusting bolt 711 is disposed on the left side of the fixed seat 71, an end of the first adjusting bolt 711 penetrates through a side wall of the fixed seat 71 and abuts against the movable rod 72, can fix the movable rod 72 through first adjusting bolt 711, the movable rod 72 is last and be located the front side of fixing base 71 and be equipped with the sliding seat 721, the inside of sliding seat 721 is hollow structure, the inside cover of sliding seat 721 is equipped with rotatable handle 731, the front side of sliding seat 721 is provided with second adjusting bolt 722, the tip screw thread of second adjusting bolt 722 runs through the lateral wall butt of sliding seat 721 on handle 731, the fixed magnifying glass 73 that is equipped with in right side of handle 731, magnifying glass 73 is located the front side at eyeball model main part 2 top.
Through rotating the movable rod 72, can drive the sliding seat 721 and rotate to drive magnifying glass 73 and remove, conveniently adjust magnifying glass 73 apart from eyeball model main part 2's position, through the free rotation of handle 731 in sliding seat 721, thereby adjust the angle of magnifying glass 73, thereby enlarge simulation cornea 29 department through magnifying glass 73, make things convenient for the student to observe the puncture process.
The invention discloses an eyeball model for ophthalmic cornea puncture surgery teaching, which is used for the following steps:
when the eyeball model main body 2 is installed, firstly, the elastic sheet 421 is pressed to separate the fixture block 422 from the clamping groove 411, and the right clamping plate 32 is driven by the second connecting block 42 to move rightwards; then, the eyeball model main body 2 is placed into the spherical groove 11, the second connecting block 42 is loosened, the clamping plate 32 is pushed to move towards the eyeball model main body 2 under the elastic action of the spring 33, the spongy cushion 35 is attached to the eyeball model main body 2, then the second connecting block 42 is pushed, the clamping block 422 is clamped and fixed with the clamping groove 411, the clamping plates 32 on the left side and the right side are fixed, and the eyeball model main body 2 is fixed by the fixing assembly 3; finally, the simulated cornea 29 is moved, so that the simulated cornea 29 is clamped and fixed with the fixing groove 271, and the puncture operation of the student is facilitated.
When the puncture operation is performed, firstly, the movable rod 72 is rotated to drive the handle 731 to rotate, the magnifier 73 is moved to the position near the simulated cornea 29, the first adjusting bolt 711 is rotated to fix the movable rod 72, the handle 731 is rotated to adjust the angle of the magnifier 73, the magnifier 73 is made to magnify the simulated cornea 29, and then the second adjusting bolt 722 is rotated to fix the handle 731; then, the movable sleeve 52 is rotated to separate the movable sleeve 52 from the contraction section 511, the contraction section 511 releases the fixation of the operating rod 6, then the operating rod 6 is rotated to push downwards, the operating rod 6 drives the puncture needle 64 to move downwards, so that the puncture needle 64 punctures at the simulated cornea 29, and the puncture process can be observed through the magnifier 73; when the puncture needle 64 is in contact with the simulated lens 22, the puncture needle 64 stops moving, and the puncture distance can be observed through the scale lines 61, so that the trainee can conveniently and quickly grasp the puncture strength.
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 (9)
1. The utility model provides an ophthalmology is eyeball model for cornea puncture operation teaching, includes base (1), its characterized in that: the top surface of base (1) just is close to center department and is equipped with eyeball model main part (2), the top surface of base (1) just is located the outside of eyeball model main part (2) and is equipped with fixed subassembly (3), both sides just are close to center department and all are equipped with coupling assembling (4) around fixed subassembly (3), the top of eyeball model main part (2) is equipped with mount (5), mount (5) are the U-shaped structure of open end down, on mount (5) and be close to center department and be equipped with action bars (6), the top detachable that mount (5) were run through to the bottom of action bars (6) is connected with pjncture needle (64), the bottom of pjncture needle (64) is located eyeball model main part (2) directly over, observation subassembly (7) are installed in the left side of mount (5).
2. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 1, wherein: the top of base (1) just is close to center department and has seted up spherical groove (11), the bottom and the cooperation of spherical groove (11) joint of eyeball model main part (2), the top of base (1) just is close to the equal welded fastening in left and right sides edge and has fixed plate (12), mount (5) bottom both sides set up respectively on two fixed plates (12).
3. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 1, wherein: eyeball model main part (2) is including simulating the vitreous body (21), the top of simulating the vitreous body (21) is equipped with simulation crystalline lens (22), simulation crystalline lens (22) and simulation vitreous body (21) integrated into one piece, the outside of simulating the vitreous body (21) bonds and is fixed with retina layer (23), the outside of retina layer (23) bonds and is fixed with choroid layer (24), the surface that just is located simulation crystalline lens (22) on choroid layer (24) is provided with simulation pupil (25), the outside of simulation pupil (25) is provided with simulation iris (26), simulation iris (26) and choroid layer (24) integrated into one piece, the outside of choroid layer (24) bonds and is fixed with scleral layer (27), the top of scleral layer (27) is provided with fixed slot (271), be equipped with simulation eye room (28) on simulation iris (26), the surface of simulation eye chamber (28) is equipped with simulation cornea (29), simulation cornea (29) and simulation eye chamber (28) integrated into one piece, simulation cornea (29) and fixed slot (271) joint cooperation.
4. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 1, wherein: the fixing component (3) comprises two fixing rods (31) symmetrically arranged in the front and back, two clamping plates (32) symmetrically arranged in the left and right are arranged on the fixing rods (31), the fixing rods (31) sequentially penetrate through the two clamping plates (32), the clamping plates (32) are slidably connected with the fixing rods (31), the left end and the right end of each fixing rod (31) are respectively welded and fixed with the two opposite side faces of the two fixing plates (12), springs (33) are sleeved on the outer sides of the two ends of each fixing rod (31), the two ends of each spring (33) are respectively connected with the fixing plates (12) and the clamping plates (32), the two opposite side faces of each clamping plate (32) are respectively provided with arc-shaped grooves (34), the two arc-shaped grooves (34) relatively form a circular groove, the bottom of the eyeball model main body (2) penetrates through the two opposite arc-shaped grooves (34) and is connected in the spherical groove (11), the inner side surface of the arc-shaped groove (34) is provided with a spongy cushion (35), and the spongy cushion (35) is in bonding fit with the clamping plate (32).
5. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 4, wherein: coupling assembling (4) include first connecting block (41) and second connecting block (42), first connecting block (41) with second connecting block (42) are the fixed side that sets up respectively at two splint (32), draw-in groove (411) have been seted up to first connecting block (41) being close to second connecting block (42) one end, second connecting block (42) are close to first connecting block (41) one end and are provided with flexure strip (421), the one end that second connecting block (42) were kept away from in flexure strip (421) is provided with fixture block (422), fixture block (422) can insert in draw-in groove (411) joint and connect, first connecting block (41) with the antiskid arris (43) that the array distributes all are provided with on the surface of second connecting block (42).
6. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 1, wherein: the top of mount (5) just is close to center department and is equipped with fixed pipe (51), the bottom of fixed pipe (51) runs through mount (5) and welded fastening, the outside of fixed pipe (51) and the top that is located mount (5) are provided with the external screw thread, and fixed pipe (51) are gone up and are close to top department and are provided with shrink section (511), shrink section (511) of fixed pipe (51) are equipped with movable sleeve (52) and threaded connection, the bottom slidable of action bars (6) passes fixed pipe (51) and extends to the top of eyeball model main part (2).
7. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 1, wherein: the utility model discloses a six-angle-of-use puncture needle, including action bars (6), be provided with a plurality of evenly distributed's scale mark (61) on the surface of action bars (6), the top of pjncture needle (64) is equipped with fixed head (641), hexagonal groove (62) have been seted up along the axis direction in the bottom of action bars (6), pjncture needle (64) pass through fixed head (641) joint in hexagonal groove (62) and be connected with action bars (6) detachable.
8. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 7, wherein: the outer side of the operating rod (6) and the position close to the bottom end are provided with external threads, the outer side of the bottom end of the operating rod (6) is in threaded connection with a connecting cap (63), and the top end of the puncture needle (64) penetrates through the connecting cap (63) to be connected with the bottom end of the operating rod (6).
9. An ophthalmic eye model for teaching corneal puncture surgery as claimed in claim 1, wherein: the observation assembly (7) comprises a fixed seat (71), the fixed seat (71) is welded and fixed with the left side of the fixed frame (5), the inside of the fixed seat (71) is of a hollow structure, a slidable movable rod (72) is sleeved in the fixed seat (71), a first adjusting bolt (711) is arranged on the left side of the fixed seat (71), the end thread of the first adjusting bolt (711) penetrates through the side wall of the fixed seat (71) and abuts against the movable rod (72), a movable seat (721) is arranged on the front side of the movable rod (72) and located on the fixed seat (71), the inside of the movable seat (721) is of a hollow structure, a rotatable handle (731) is sleeved in the movable seat (721), a second adjusting bolt (722) is arranged on the front side of the movable seat (721), the end thread of the second adjusting bolt (722 penetrates through the side wall of the movable seat (721) and abuts against the handle (731), the right side of handle (731) is fixed and is equipped with magnifying glass (73), magnifying glass (73) are located the front side at eyeball model main part (2) top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214036.6A CN113744594A (en) | 2021-10-19 | 2021-10-19 | Eyeball model for teaching of ophthalmic corneal puncture operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111214036.6A CN113744594A (en) | 2021-10-19 | 2021-10-19 | Eyeball model for teaching of ophthalmic corneal puncture operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113744594A true CN113744594A (en) | 2021-12-03 |
Family
ID=78726801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111214036.6A Pending CN113744594A (en) | 2021-10-19 | 2021-10-19 | Eyeball model for teaching of ophthalmic corneal puncture operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113744594A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148077A (en) * | 2022-05-13 | 2022-10-04 | 苏州君信视达医疗科技有限公司 | Ophthalmological teaching aid |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106344174A (en) * | 2016-10-12 | 2017-01-25 | 广州市欧树环保科技有限公司 | Magnifying device for microsurgical operation |
| CN207502848U (en) * | 2017-11-10 | 2018-06-15 | 黄荣 | For neuropathy section can wear-type can secured adjusted formula operating loupe |
| CN209916145U (en) * | 2019-03-28 | 2020-01-10 | 高光剑 | Medical laparoscope puncture drainage device |
| 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 |
| CN111248985A (en) * | 2020-04-01 | 2020-06-09 | 河北医科大学第二医院 | Pneumothorax puncture guiding and positioning device for department of respiration |
| EP3822954A1 (en) * | 2019-11-18 | 2021-05-19 | Mani, Inc. | Training device for ophthalmic surgery |
| CN112951057A (en) * | 2021-01-26 | 2021-06-11 | 温州医科大学附属眼视光医院 | Simplified simulation platform for ophthalmic vitreoretinal surgery |
| CN213716298U (en) * | 2020-09-28 | 2021-07-16 | 韦新 | Ophthalmic operation training model |
| CN213844538U (en) * | 2020-12-28 | 2021-07-30 | 宁波瑞瑧生物科技有限公司 | Teaching, training and practicing device for ophthalmologic corneal puncture operation |
-
2021
- 2021-10-19 CN CN202111214036.6A patent/CN113744594A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106344174A (en) * | 2016-10-12 | 2017-01-25 | 广州市欧树环保科技有限公司 | Magnifying device for microsurgical operation |
| CN207502848U (en) * | 2017-11-10 | 2018-06-15 | 黄荣 | For neuropathy section can wear-type can secured adjusted formula operating loupe |
| CN209916145U (en) * | 2019-03-28 | 2020-01-10 | 高光剑 | Medical laparoscope puncture drainage device |
| 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 |
| EP3822954A1 (en) * | 2019-11-18 | 2021-05-19 | Mani, Inc. | Training device for ophthalmic surgery |
| CN111248985A (en) * | 2020-04-01 | 2020-06-09 | 河北医科大学第二医院 | Pneumothorax puncture guiding and positioning device for department of respiration |
| CN213716298U (en) * | 2020-09-28 | 2021-07-16 | 韦新 | Ophthalmic operation training model |
| CN213844538U (en) * | 2020-12-28 | 2021-07-30 | 宁波瑞瑧生物科技有限公司 | Teaching, training and practicing device for ophthalmologic corneal puncture operation |
| CN112951057A (en) * | 2021-01-26 | 2021-06-11 | 温州医科大学附属眼视光医院 | Simplified simulation platform for ophthalmic vitreoretinal surgery |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115148077A (en) * | 2022-05-13 | 2022-10-04 | 苏州君信视达医疗科技有限公司 | Ophthalmological teaching aid |
| 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 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ES2689555T3 (en) | Gonioscopic lens system with stabilization mechanism | |
| JP2003135511A (en) | Visual acuity correcting device | |
| CN108969037B (en) | Safety eyelid retractor for ophthalmology examination and operation | |
| CN113744594A (en) | Eyeball model for teaching of ophthalmic corneal puncture operation | |
| CN105513476A (en) | Eye surgery training simulator | |
| CN114530082B (en) | Ophthalmologic simulation teaching device and method | |
| CN216671002U (en) | Ophthalmology simulation teaching equipment | |
| CN209951225U (en) | Ophthalmology slit lamp chin and forehead subsides | |
| WO2023045918A1 (en) | Intraocular ruler | |
| CN214909124U (en) | Eye forceps | |
| CN108618891B (en) | Intraoperative eyeball fixer | |
| CN208851787U (en) | Ophthalmostat in a kind of art | |
| CN216496016U (en) | Ophthalmic treatment device for glaucoma patient | |
| CN211093992U (en) | Ophthalmic jaw holds in palm integrative cap | |
| JP3429274B2 (en) | Optometry model | |
| CN113967123A (en) | Corneal contact lens fixing device for vitreoretinal surgery | |
| CN107890389B (en) | Special operation clamp for taking foreign matters for ophthalmology | |
| CN210903640U (en) | Needle holding device for clinical ophthalmic surgery | |
| CN219332201U (en) | Eye drop dripping bracket for ophthalmic postoperative patient | |
| CN220895043U (en) | Detachable retina laser light condensation training model | |
| CN209422226U (en) | A kind of Convenient detachable formula corneal scissors | |
| CN202086649U (en) | Novel ophthalmic rivet | |
| CN217932993U (en) | Eyeball model | |
| CN101380255A (en) | Ophthalmology sclera thread-closing hook | |
| CN219127029U (en) | Capsulorhexis forceps with adjustable gripper length |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20211203 |
|
| RJ01 | Rejection of invention patent application after publication |