CN216167610U - Expanding device for ophthalmologic operation - Google Patents
Expanding device for ophthalmologic operation Download PDFInfo
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- CN216167610U CN216167610U CN202122615814.4U CN202122615814U CN216167610U CN 216167610 U CN216167610 U CN 216167610U CN 202122615814 U CN202122615814 U CN 202122615814U CN 216167610 U CN216167610 U CN 216167610U
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Abstract
The utility model relates to the technical field of medical instruments, in particular to an ophthalmologic operation dilator, which comprises a mounting plate, a mounting box, a pillow block, a placing plate, a moving plate, a threaded rod, a sliding block, a motor, a pressing plate, a guide rod and a spring, wherein the mounting plate is fixedly arranged on the mounting box; the pillow block is arranged on the placing plate; one side end face of the installation box is connected with the pillow block; the mounting plate is arranged on the mounting box, and a chute is arranged on the mounting plate; the sliding block is slidably arranged in the sliding groove, and one side end face of the sliding block is connected with the moving plate; one end of the threaded rod penetrates through the sliding block and is in threaded connection with the sliding block, and the lower end of the threaded rod extends into the mounting box and is in transmission connection with the motor; the pressing plate is positioned on one side of the lower end surface of the moving plate close to the mounting plate; one end of the guide rod is connected with the upper end face of the pressing plate, and the other end of the guide rod penetrates through the movable plate; two ends of the spring are respectively connected with the pressing plate and the moving plate; the moving plate is provided with a strip-shaped groove. The utility model can conveniently fix the head of a patient and is more convenient for a doctor to perform an operation.
Description
Technical Field
The utility model relates to the technical field of medical instruments, in particular to an expanding and supporting device for an ophthalmic operation.
Background
The eyelid retractor is an appliance for opening the eyelid of a patient to facilitate the operation during the eye operation, is beneficial to expanding the operation field, and is an indispensable medical instrument in the eye operation;
patent application No. CN201921845599.3 discloses a clinical ophthalmic surgery dilator; the pillow comprises a head seat and a fixing plate, and when in use, a patient can be rested on the head seat to perform an operation; an expansion mechanism for expanding eyelids is arranged on the fixing plate; however, such a stent is fixed to the fixing plate, and the stent is not effective when the head support of the patient is unstable and shakes, and the device cannot fix the head of the patient.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides an ophthalmic surgery dilator which is convenient for fixing the head of a patient.
The technical scheme of the utility model is as follows: an ophthalmologic operation dilator comprises a mounting plate, a mounting box, a pillow block, a placing plate, a moving plate, a dilating mechanism, a threaded rod, a sliding block, a motor, a pressing plate, a guide rod and a spring;
the pillow block is arranged on the placing plate, and a pillow groove is arranged on the pillow block; one side end face of the installation box is connected with the pillow block; the mounting plate is arranged on the mounting box, and a chute is arranged on the mounting plate; the sliding block is slidably arranged in the sliding groove, and one side end face of the sliding block is connected with the moving plate; the threaded rod is arranged in the sliding groove, one end of the threaded rod penetrates through the sliding block and is in threaded connection with the sliding block, and the lower end of the threaded rod extends into the mounting box and is in transmission connection with the motor;
the pressing plate is positioned on one side of the lower end surface of the moving plate close to the mounting plate, and a groove is formed in the lower end surface of the pressing plate; one end of the guide rod is connected with the upper end face of the pressing plate, the other end of the guide rod penetrates through the movable plate, and the guide rod is connected with the movable plate in a sliding mode; the spring is sleeved on the guide rod, and two ends of the spring are respectively connected with the pressing plate and the moving plate; a strip-shaped groove is arranged on the moving plate; expand and prop the mechanism and install inside the bar groove.
Preferably, the expanding and supporting mechanism comprises a sliding rod, a supporting rod, a sleeve and a limiting bolt;
one end of the sliding rod is connected with the inner wall of one side of the strip-shaped groove, which is far away from the mounting plate, the other end of the sliding rod penetrates through the sleeve, and the sliding rod is connected with the sleeve in a sliding manner; one end of a limiting bolt extends into the sleeve from the outer side of the sleeve, the limiting bolt is in threaded connection with the sleeve, and one end of the limiting bolt extending into the sleeve compresses the sliding rod; one end of the supporting rod is connected with one side of the outer peripheral surface of the sleeve, and the lower end of the supporting rod is provided with a rubber spreading block.
Preferably, the limiting bolt is provided with a rotating handle.
Preferably, one end of the sliding rod, which is far away from the mounting plate, is provided with a limiting disc.
Preferably, the inner wall of the groove is provided with an elastic pad.
Preferably, the mounting plate is provided with a placing frame.
Preferably, the projected shape of the slider is T-shaped.
Preferably, the inner wall of the pillow groove is provided with a pillow pad.
Compared with the prior art, the utility model has the following beneficial technical effects:
in the embodiment, when the pillow is used, the motor is turned on before the pillow is put on, the motor drives the threaded rod to rotate and drives the movable plate to move downwards through the sliding block, the pressing plate below the movable plate can be driven to move downwards when the movable plate moves downwards, the lower end face of the pressing plate can be attached to the forehead of a patient to fix the head of the patient, and after the forehead of the patient is fixed, the eyelid of the patient can be conveniently opened through the expanding and supporting mechanism to conveniently perform an operation;
in the embodiment, the pressing plate is matched with the pillow block below the pressing plate, so that the head of the patient can be conveniently fixed, and the expansion effect of the expansion mechanism can be prevented from being influenced by the unstable movement of the head support of the patient in the operation process;
in this embodiment, the sleeve cover slides on the slide bar, can be convenient the orientation angle of regulation bracing piece, can make the bracing piece keep away from telescopic one end and be located directly over patient's eyelid all the time, can be convenient strut patient's eyelid.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the structure of FIG. 1 with the placement board removed;
FIG. 3 is a schematic view of an installation structure inside an installation box according to an embodiment of the present invention
Fig. 4 is a partially enlarged structural view of a portion a of fig. 1.
Reference numerals: 1. mounting a plate; 2. installing a box; 3. a pillow block; 4. placing the plate; 5. moving the plate; 6. a support expanding mechanism; 7. a chute; 8. a threaded rod; 9. a slider; 10. a motor; 11. pressing a plate; 12. a groove; 13. a guide bar; 14. a spring; 15. a slide bar; 16. a support bar; 17. a sleeve; 18. and a limiting bolt.
Detailed Description
Example one
As shown in fig. 1-4, the expanding device for ophthalmic surgery provided by the utility model comprises a mounting plate 1, a mounting box 2, a pillow block 3, a placing plate 4, a moving plate 5, an expanding mechanism 6, a threaded rod 8, a slide block 9, a motor 10, a pressing plate 11, a guide rod 13 and a spring 14;
the pillow block 3 is arranged on the placing plate 4, and a pillow groove is arranged on the pillow block 3; the inner wall of the pillow groove is provided with a pillow pad; the end surface of one side of the installation box 2 is connected with the pillow block 3; the mounting plate 1 is mounted on the mounting box 2, the mounting plate 1 is provided with a chute 7, and the mounting plate 1 is provided with a placing rack; the placing rack arranged on the mounting plate can be used for placing various instruments needed by the operation, so that a doctor or a nurse can take the instruments more conveniently; the sliding block 9 is slidably mounted inside the sliding groove 7, one side end face of the sliding block 9 is connected with the moving plate 5, and the projection shape of the sliding block 9 is T-shaped; the T-shaped sliding block 9 can stably slide in the sliding groove 7 in the using process, so that the sliding block 9 can be prevented from sliding out of the sliding groove 7 when the force is applied to one side; the threaded rod 8 is installed inside the sliding chute 7, one end of the threaded rod 8 penetrates through the sliding block 9 and is in threaded connection with the sliding block 9, and the lower end of the threaded rod 8 extends into the installation box 2 and is in transmission connection with the motor 10;
the pressing plate 11 is positioned on one side of the lower end surface of the moving plate 5 close to the mounting plate 1, and a groove 12 is formed in the lower end surface of the pressing plate 11; an elastic pad is arranged on the inner wall of the groove 12; one end of the guide rod 13 is connected with the upper end face of the pressing plate 11, the other end of the guide rod 13 penetrates through the moving plate 5, and the guide rod 13 is connected with the moving plate 5 in a sliding mode; the spring 14 is sleeved on the guide rod 13, and two ends of the spring 14 are respectively connected with the pressing plate 11 and the moving plate 5; a strip-shaped groove is arranged on the moving plate 5; expand and prop mechanism 6 and install inside the bar groove.
In the embodiment, when the pillow is used, the head of a patient is placed on the pillow block 3, the motor 10 is turned on before, the motor drives the threaded rod 8 to rotate and drives the moving plate 5 to move downwards through the sliding block 9, the pressing plate 11 below the moving plate 5 is driven to move downwards when the moving plate 5 moves downwards, the lower end face of the pressing plate 11 is attached to the forehead of the patient to fix the head of the patient, and after the forehead of the patient is fixed, the eyelid of the patient can be conveniently opened through the expanding mechanism 6 to perform an operation;
it should be noted that the pressing plate 11 and the pillow block 3 below are matched with each other to conveniently fix the head of the patient, so that the situation that the head support of the patient is unstable in the operation process and moves to influence the expansion effect of the expansion mechanism 6 can be avoided.
Example two
As shown in fig. 1-4, compared with the first embodiment, the expanding mechanism 6 of the present invention includes a sliding rod 15, a supporting rod 16, a sleeve 17 and a limiting bolt 18;
one end of the sliding rod 15 is connected with the inner wall of one side of the strip-shaped groove, which is far away from the mounting plate 1, the other end of the sliding rod 15 penetrates through the sleeve 17, and the sliding rod 15 is connected with the sleeve 17 in a sliding manner; one end of a limiting bolt 18 extends into the sleeve 17 from the outer side of the sleeve 17, the limiting bolt 18 is in threaded connection with the sleeve 17, and one end of the limiting bolt 18 extending into the sleeve 17 compresses the sliding rod 15; one end of the support rod 16 is connected with one side of the peripheral surface of the sleeve 17, and the lower end of the support rod 16 is provided with a rubber spreading block; a rotating handle is arranged on the limiting bolt 18; one end of the sliding rod 15, which is far away from the mounting plate 1, is provided with a limiting disc.
In this embodiment, the sleeve 17 is sleeved on the sliding rod 15 to slide, so that the orientation angle of the supporting rod 16 can be conveniently adjusted, and one end of the supporting rod 16, which is far away from the sleeve 17, can be always positioned right above the eyelid of the patient, so that the eyelid of the patient can be conveniently opened.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (8)
1. An ophthalmologic operation dilator is characterized by comprising a mounting plate (1), a mounting box (2), a pillow block (3), a placing plate (4), a moving plate (5), a dilating mechanism (6), a threaded rod (8), a sliding block (9), a motor (10), a pressing plate (11), a guide rod (13) and a spring (14);
the pillow block (3) is arranged on the placing plate (4), and a pillow groove is arranged on the pillow block (3); the end surface of one side of the installation box (2) is connected with the pillow block (3); the mounting plate (1) is arranged on the mounting box (2), and a sliding groove (7) is arranged on the mounting plate (1); the sliding block (9) is slidably arranged in the sliding groove (7), and one side end face of the sliding block (9) is connected with the moving plate (5); the threaded rod (8) is installed inside the sliding groove (7), one end of the threaded rod (8) penetrates through the sliding block (9) and is in threaded connection with the sliding block (9), and the lower end of the threaded rod (8) extends into the installation box (2) and is in transmission connection with the motor (10);
the pressing plate (11) is positioned on one side of the lower end face of the moving plate (5) close to the mounting plate (1), and a groove (12) is formed in the lower end face of the pressing plate (11); one end of the guide rod (13) is connected with the upper end face of the pressing plate (11), the other end of the guide rod (13) penetrates through the moving plate (5), and the guide rod (13) is connected with the moving plate (5) in a sliding mode; the spring (14) is sleeved on the guide rod (13), and two ends of the spring (14) are respectively connected with the pressing plate (11) and the moving plate (5); a strip-shaped groove is arranged on the moving plate (5); the expanding and supporting mechanism (6) is arranged in the strip-shaped groove.
2. An ophthalmologic surgical dilator according to claim 1, characterized in that the dilating means (6) comprises a sliding rod (15), a support rod (16), a sleeve (17) and a stop bolt (18);
one end of the sliding rod (15) is connected with the inner wall of one side, away from the mounting plate (1), of the strip-shaped groove, the other end of the sliding rod (15) penetrates through the sleeve (17), and the sliding rod (15) is connected with the sleeve (17) in a sliding mode; one end of a limiting bolt (18) extends into the sleeve (17) from the outer side of the sleeve (17), the limiting bolt (18) is in threaded connection with the sleeve (17), and one end of the limiting bolt (18) extending into the sleeve (17) compresses the sliding rod (15); one end of the support rod (16) is connected with one side of the peripheral surface of the sleeve (17), and the lower end of the support rod (16) is provided with a rubber expansion block.
3. An ophthalmologic operation expander according to claim 2, characterized in that the limiting bolt (18) is provided with a turning handle.
4. An ophthalmologic surgery dilator according to claim 2, characterized in that the end of the sliding rod (15) remote from the mounting plate (1) is provided with a limiting disc.
5. An ophthalmologic surgical dilator according to claim 1, characterized in that the inner wall of the groove (12) is provided with an elastic cushion.
6. An ophthalmologic surgery spreader according to claim 1, characterized in that the mounting plate (1) is provided with a placement frame.
7. An ophthalmologic dilator according to claim 1, characterized in that the projection of the slider (9) is T-shaped.
8. The ophthalmic surgical dilator according to claim 1, wherein a pillow is provided on an inner wall of the pillow groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122615814.4U CN216167610U (en) | 2021-10-29 | 2021-10-29 | Expanding device for ophthalmologic operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122615814.4U CN216167610U (en) | 2021-10-29 | 2021-10-29 | Expanding device for ophthalmologic operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216167610U true CN216167610U (en) | 2022-04-05 |
Family
ID=80892878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122615814.4U Active CN216167610U (en) | 2021-10-29 | 2021-10-29 | Expanding device for ophthalmologic operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216167610U (en) |
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2021
- 2021-10-29 CN CN202122615814.4U patent/CN216167610U/en active Active
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