CN216569899U - External eye speculum for ophthalmology department - Google Patents
External eye speculum for ophthalmology department Download PDFInfo
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- CN216569899U CN216569899U CN202123071187.9U CN202123071187U CN216569899U CN 216569899 U CN216569899 U CN 216569899U CN 202123071187 U CN202123071187 U CN 202123071187U CN 216569899 U CN216569899 U CN 216569899U
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- eyelid
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Abstract
The utility model discloses an external eyelid retractor for ophthalmology, which comprises a base, supporting rods and an eyelid stick, wherein a cylinder is arranged on the front side in the base, an expansion link is arranged at the output end of the cylinder, a supporting plate is fixedly connected to the top end of the expansion link, an installation plate is fixedly connected to the top of the base, the supporting rods are fixedly connected to two sides of the top of the installation plate, adjusting openings are formed in opposite sides of the two supporting rods, and an adjusting rod is arranged in the supporting rods. According to the utility model, the first knob is rotated, the two movable sleeves can be driven to move in opposite directions outside the adjusting rod under the matching of the first thread and the second thread, the two connecting rods can slide on the inner sides of the adjusting openings at the same time, so that the distance between the two connecting rods is adjusted, and under the connecting action of the adjusting rack, the connecting plates can synchronously move along with the connecting rods, so that the distance between the two eyelid rods is adjusted, and thus, the eyelid spreading distance of a patient is adjusted.
Description
Technical Field
The utility model relates to the field of ophthalmology, in particular to an external eyelid retractor for ophthalmology.
Background
When ophthalmologist inspects patient's eyes, often need the patient to open big eyes, fully expose the pupil to the doctor observes patient's eye ground general appearance or gathers complete and clear eye ground image, just need use an eye speculum this moment and assist and strut patient's eyelid, and the doctor of being convenient for carries out ophthalmology to the patient.
But its when in actual use, the distance that the eyelid struts is not convenient for adjust, when examining the patient of eyelid variation in size like this, it is comparatively troublesome to adjust the distance of eyelid stick, and medical personnel's operation is not convenient for to be unfavorable for the doctor to observe patient's eye ground holomorphism.
Therefore, it is desirable to provide an external eyelid retractor for ophthalmology to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an external eyelid retractor for ophthalmology, which solves the problems that when a drying device is used, the distance for opening an eyelid is inconvenient to adjust, so that when patients with different eyelid sizes are examined, the distance for adjusting an eyelid rod is troublesome, the operation of medical staff is inconvenient, and therefore, doctors cannot observe the full view of the eyeground of the patients conveniently.
In order to achieve the above purpose, the utility model provides the following technical scheme: an external eyelid retractor for ophthalmology comprises a base, supporting rods and an eyelid stick, wherein a cylinder is arranged on the front side inside the base, a telescopic rod is arranged at the output end of the cylinder, a supporting plate is fixedly connected to the top end of the telescopic rod, a mounting plate is fixedly connected to the top of the base, the supporting rods are fixedly connected to both sides of the top of the mounting plate, adjusting openings are formed in the opposite sides of the two supporting rods, an adjusting rod is arranged inside the supporting rod, a first knob is fixedly connected to the top of the adjusting rod, a first anti-slip strip is arranged on the outer side of the first knob, a first thread is arranged on the top end of the outer wall of the adjusting rod, a second thread is arranged at the bottom end of the outer wall of the adjusting rod, movable sleeves are arranged on both sides of the outer wall of the adjusting rod, a connecting rod is fixedly connected to one side of each movable sleeve, and an adjusting wheel is arranged on the top of the connecting rod, the improved eyelid retractor is characterized in that a sliding groove is formed in the bottom of the inside of the connecting rod, an adjusting rack is arranged in the connecting rod, a sliding block is fixedly connected to one side of the bottom of the adjusting rack, a connecting plate is fixedly connected to the other side of the adjusting rack, an eyelid stick is arranged in the connecting plate and is in threaded connection with the connecting plate, a second adjusting knob is fixedly connected to the rear end of the eyelid stick, a second anti-skid pad is arranged on the outer side of the second adjusting knob, and a gasket is arranged at the front end of the eyelid stick.
Preferably, the number of the supporting rods is two, and the two supporting rods are symmetrically distributed about a vertical center line of the mounting plate.
Preferably, the first thread and the second thread have opposite thread directions, and are symmetrically distributed about a horizontal center line of the adjusting rod.
Preferably, the connecting rod is adjustably connected with the supporting rod through the adjusting opening, and the outer side of the connecting rod is attached to the inner side of the adjusting opening.
Preferably, the adjusting wheel is meshed with the adjusting rack, and the front side and the rear side of the adjusting wheel are rotatably connected with the connecting rod through connecting shafts.
Preferably, the adjusting rack is connected with the connecting rod in a sliding mode through a sliding groove and a sliding block, and the longitudinal section of the sliding block is in a convex shape.
Preferably, the gasket is made of a rubber material, and the longitudinal section of the gasket is provided in a circular shape.
Preferably, the number of the second anti-skid pads is set to be a plurality, and the plurality of second anti-skid pads are uniformly distributed along the outer wall of the second adjusting knob.
According to the utility model, by rotating the first knob, under the matching of the first thread and the second thread, the two movable sleeves can be driven to move in opposite directions outside the adjusting rod, and meanwhile, the two connecting rods slide on the inner sides of the adjusting openings, so that the distance between the two connecting rods is adjusted, and under the connecting action of the adjusting rack, the connecting plate moves synchronously along with the connecting rods, so that the distance between the two eyelid rods is adjusted, and thus, the distance for opening the eyelids of a patient is adjusted; through stirring the regulating wheel to under the cooperation of slider and spout, make the regulation rack slide in the connecting rod is inside, thereby promote connecting plate to suitable position, make the inside eyelid stick of connecting plate can aim at suitable position on the eyelid, thereby conveniently prop up the eyelid.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an elevational, cross-sectional view of the present invention;
FIG. 3 is an enlarged view taken at A of FIG. 2 in accordance with the present invention;
FIG. 4 is a left side sectional view of the present invention;
FIG. 5 is a left side sectional view of the connecting rod and adjusting plate of the present invention;
fig. 6 is a schematic view of the connection of the connecting plate and the adjusting rack of the present invention.
Description of reference numerals:
1. a base; 2. a cylinder; 3. a telescopic rod; 4. a support plate; 5. mounting a plate; 6. a support bar; 7. adjusting the opening; 8. adjusting a rod; 9. a first knob; 10. a first cleat; 11. a first thread; 12. a second thread; 13. a movable sleeve; 14. a connecting rod; 15. an adjustment wheel; 16. a chute; 17. adjusting the rack; 18. a slider; 19. a connecting plate; 20. an eyelid stick; 21. a second adjustment knob; 22. a second non-slip mat; 23. and (7) a gasket.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The utility model provides an ophthalmologic external eyelid retractor shown in figures 1-6, which comprises a base 1, supporting rods 6 and an eyelid stick 20, wherein a cylinder 2 is arranged at the front side inside the base 1, an output end of the cylinder 2 is provided with a telescopic rod 3, the top end of the telescopic rod 3 is fixedly connected with a supporting plate 4, the top of the base 1 is fixedly connected with a mounting plate 5, two sides of the top of the mounting plate 5 are fixedly connected with the supporting rods 6, one opposite side of the two supporting rods 6 is provided with an adjusting opening 7, an adjusting rod 8 is arranged inside the supporting rods 6, the top of the adjusting rod 8 is fixedly connected with a first knob 9, the outer side of the first knob 9 is provided with a first anti-skid strip 10, the top end of the outer wall of the adjusting rod 8 is provided with a first thread 11, the bottom end of the outer wall of the adjusting rod 8 is provided with a second thread 12, two sides of the outer wall of the adjusting rod 8 are provided with movable sleeves 13, a connecting rod 14 is fixedly connected to one side of the movable sleeve 13, an adjusting wheel 15 is arranged at the top of the connecting rod 14, a sliding groove 16 is formed in the bottom of the inside of the connecting rod 14, an adjusting rack 17 is arranged inside the connecting rod 14, a sliding block 18 is fixedly connected to one side of the bottom of the adjusting rack 17, a connecting plate 19 is fixedly connected to the other side of the adjusting rack 17, an eyelid bar 20 is arranged inside the connecting plate 19, the eyelid bar 20 is in threaded connection with the connecting plate 19, a second adjusting knob 21 is fixedly connected to the rear end of the eyelid bar 20, a second anti-skid pad 22 is arranged on the outer side of the second adjusting knob 21, and a gasket 23 is arranged at the front end of the eyelid bar 20.
As shown in fig. 1-2, the number of the support rods 6 is two, two of the support rods 6 are symmetrically distributed about the vertical center line of the mounting plate 5, and by the two symmetrically arranged support rods 6, four eyelid bars 20 can be simultaneously mounted, and the eyelids can be spread by two eyelid bars 20 adjacent to each other up and down, thereby facilitating the simultaneous spreading of the left and right eyes.
As shown in fig. 2 to 3, the first thread 11 and the second thread 12 have opposite thread directions, the first thread 11 and the second thread 12 are symmetrically distributed about a horizontal center line of the adjusting rod 8, and the two movable sleeves 13 can be far away from or close to each other on the outer side of the adjusting rod 8 through the first thread 11 and the second thread 12 having opposite thread directions, so that the distance between the two movable sleeves 13 can be adjusted.
As shown in fig. 1 to 4, the connecting rod 14 is adjustably connected to the supporting rod 6 through the adjusting opening 7, the outer side of the connecting rod 14 is attached to the inner side of the adjusting opening 7, and the connecting rod 14 can slide on the outer side of the supporting rod 6 through the adjusting opening 7, so that the connecting rod 14 and the movable sleeve 13 move synchronously, and the distance between the two connecting rods 14 can be conveniently adjusted.
As shown in fig. 1 to 6, the adjusting wheel 15 is engaged with the adjusting rack 17, the front side and the rear side of the adjusting wheel 15 are rotatably connected with the connecting rod 14 through a connecting shaft, the adjusting rack 17 is slidably connected with the connecting rod 14 through a sliding slot 16 and a sliding block 18, the sliding block 18 has a convex cross section, the adjusting rack 17 can be pushed to run inside the connecting rod 14 by shifting the adjusting wheel 15, and the running stability of the adjusting rack 17 is improved under the cooperation of the sliding slot 16 and the sliding block 18.
As shown in fig. 5 to 6, the gasket 23 is made of a rubber material, the longitudinal sectional shape of the gasket 23 is set to be circular, and the comfort of the eyelid stick 20 in use is improved by the gasket 23 made of the rubber material.
As shown in fig. 5 to 6, the number of the second anti-slip pads 22 is set to be a plurality of, the second anti-slip pads 22 are uniformly distributed along the outer wall of the second adjusting knob 21, and the medical staff cannot slip when rotating the second adjusting knob 21 through the plurality of second anti-slip pads 22, so that the medical staff can operate the medical staff conveniently.
Referring to the attached drawings 1-6 of the specification, a patient places the face on the top of a base 1, supports the lower jaw of the patient through a supporting plate 4, starts a cylinder 2, drives a telescopic rod 3 to extend, lifts the lower jaw of the patient to a proper height through the supporting plate 4, enables the eyes of the patient to be located between an upper eyelid bar 20 and a lower eyelid bar 20, rotates a first knob 9, drives an adjusting rod 8 to rotate, enables two movable sleeves 13 to move in opposite directions on the outer side of the adjusting rod 8 through the action of a first thread 11 and a second thread 12, and enables an upper connecting rod 14 and a lower connecting rod 14 to be adjusted to a proper distance;
the adjusting wheel 15 is shifted to drive the adjusting rack 17 meshed with the adjusting wheel to move outwards in the connecting rod 14, meanwhile, the sliding block 18 slides in the sliding groove 16, so that the adjusting rack 17 can move more stably, the connecting plate 19 is pushed to a proper position, the front end of the eyelid rod 20 is aligned with the proper position on the eyelid, the second adjusting knob 21 is rotated again, the gasket 23 at the front end of the eyelid rod 20 is attached to the eyelid, the first knob 9 is rotated again, the distance between the two movable sleeves 13 is increased, the connecting rod 14, the adjusting rack 17, the connecting plate 19, the eyelid rod 20 and the movable sleeves 13 are driven to synchronously move, and the eyelids are opened by the two vertical eyelid rods 20.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the utility model.
Claims (8)
1. The utility model provides an external eye speculum of ophthalmology, includes base (1), bracing piece (6) and eyelid stick (20), its characterized in that: the front side of the interior of the base (1) is provided with an air cylinder (2), the output end of the air cylinder (2) is provided with a telescopic rod (3), the top end of the telescopic rod (3) is fixedly connected with a supporting plate (4), the top of the base (1) is fixedly connected with a mounting plate (5), two sides of the top of the mounting plate (5) are both fixedly connected with supporting rods (6), one opposite side of the two supporting rods (6) is provided with an adjusting opening (7), the interior of the supporting rods (6) is provided with an adjusting rod (8), the top of the adjusting rod (8) is fixedly connected with a first knob (9), the outer side of the first knob (9) is provided with a first anti-skid strip (10), the top end of the outer wall of the adjusting rod (8) is provided with a first thread (11), the bottom end of the outer wall of the adjusting rod (8) is provided with a second thread (12), two sides of the outer wall of the adjusting rod (8) are both provided with movable sleeves (13), the improved eyelid retractor is characterized in that a connecting rod (14) is fixedly connected to one side of the movable sleeve (13), an adjusting wheel (15) is arranged at the top of the connecting rod (14), a sliding groove (16) is formed in the bottom of the inside of the connecting rod (14), an adjusting rack (17) is arranged inside the connecting rod (14), a sliding block (18) is fixedly connected to one side of the bottom of the adjusting rack (17), a connecting plate (19) is fixedly connected to the other side of the adjusting rack (17), an eyelid rod (20) is arranged inside the connecting plate (19), the eyelid rod (20) is in threaded connection with the connecting plate (19), a second adjusting knob (21) is fixedly connected to the rear end of the eyelid rod (20), a second anti-skid pad (22) is arranged on the outer side of the second adjusting knob (21), and a gasket (23) is arranged at the front end of the eyelid rod (20).
2. The external eyelid retractor of claim 1, wherein: the number of the supporting rods (6) is two, and the two supporting rods (6) are symmetrically distributed around the vertical center line of the mounting plate (5).
3. The external eyelid retractor of claim 1, wherein: the thread directions of the first threads (11) and the second threads (12) are opposite, and the first threads (11) and the second threads (12) are symmetrically distributed about the horizontal center line of the adjusting rod (8).
4. The external eyelid retractor of claim 1, wherein: the connecting rod (14) is adjustably connected with the supporting rod (6) through the adjusting opening (7), and the outer side of the connecting rod (14) is attached to the inner side of the adjusting opening (7).
5. The external eyelid retractor of claim 1, wherein: the adjusting wheel (15) is meshed with the adjusting rack (17), and the front side and the rear side of the adjusting wheel (15) are rotatably connected with the connecting rod (14) through connecting shafts.
6. The external eyelid retractor of claim 1, wherein: the adjusting rack (17) is connected with the connecting rod (14) in a sliding mode through a sliding groove (16) and a sliding block (18), and the longitudinal section of the sliding block (18) is in a convex shape.
7. The external eyelid retractor of claim 1, wherein: the gasket (23) is made of rubber materials, and the longitudinal section of the gasket (23) is circular.
8. The external eyelid retractor of claim 1, wherein: the number of the second anti-skid pads (22) is set to be a plurality, and the second anti-skid pads (22) are uniformly distributed along the outer wall of the second adjusting knob (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123071187.9U CN216569899U (en) | 2021-12-08 | 2021-12-08 | External eye speculum for ophthalmology department |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123071187.9U CN216569899U (en) | 2021-12-08 | 2021-12-08 | External eye speculum for ophthalmology department |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216569899U true CN216569899U (en) | 2022-05-24 |
Family
ID=81611207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123071187.9U Active CN216569899U (en) | 2021-12-08 | 2021-12-08 | External eye speculum for ophthalmology department |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216569899U (en) |
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2021
- 2021-12-08 CN CN202123071187.9U patent/CN216569899U/en active Active
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