CN216724937U - Auxiliary fixing device for ophthalmologic three-mirror examination - Google Patents
Auxiliary fixing device for ophthalmologic three-mirror examination Download PDFInfo
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- CN216724937U CN216724937U CN202123322272.8U CN202123322272U CN216724937U CN 216724937 U CN216724937 U CN 216724937U CN 202123322272 U CN202123322272 U CN 202123322272U CN 216724937 U CN216724937 U CN 216724937U
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Abstract
The utility model provides an auxiliary fixing device for ophthalmological three-mirror examination, which comprises a fixed shell 1, a three-mirror fixing component 4, a first rotating gear 7, a second rotating gear 9 and an auxiliary gear 11, wherein the three-mirror fixing component 4 is embedded in the fixed shell 1, and the three-mirror fixing component 4 is meshed with the first rotating gear 7, the second rotating gear 9 and the auxiliary gear 11; one sides of the first rotating gear 7 and the second rotating gear 9 are positioned outside the fixed shell 1; both ends of the outside of the fixed shell 1 are provided with telescopic fixed rods 2; the lower end of the fixed shell 1 is fixed with a telescopic supporting rod 3; the three-surface mirror fixing component 4 is used for fixedly mounting a three-surface mirror 5; the telescopic fixing rod 2 is used for fixing the fixing shell 1. The utility model can be fixed on the mandible frame, and can adjust the rotation angle of the three-face mirror by rotating the first rotating gear and the second rotating gear, thereby improving the quality of fundus laser operation by using the three-face mirror, and effectively avoiding the situations of unstable hand-held mirror body and slippage of the three-face mirror.
Description
Technical Field
The utility model belongs to the technical field of ophthalmology fundus examination and fundus laser auxiliary equipment, and particularly relates to an auxiliary fixing device for ophthalmology triple mirror examination.
Background
Ophthalmic three-mirror exams are often operated by doctors holding the three-mirror, and the mirror support and rotation are completely performed by the hands of doctors, and because the number of clinical exams is large and the time consumption is long, a large amount of physical power of doctors needs to be consumed. In addition, some clinical operations such as fundus laser often have the problem of lens body slippage caused by poor patient fitting degree in the later period due to long time consumption, or the problem of limitation on fundus laser operation quality caused by unstable hand holding.
SUMMERY OF THE UTILITY MODEL
The utility model provides an auxiliary fixing device for ophthalmologic three-mirror examination, which comprises:
a fixed shell 1, a three-mirror fixed component 4, a first rotating gear 7, a second rotating gear 9 and an auxiliary gear 11,
the fixed shell 1 is internally embedded with the three-mirror fixing assembly 4, the upper part of one side of the three-mirror fixing assembly 4, which is positioned at the upper part inside the fixed shell 1, is engaged with the first rotating gear 7, the lower part of one side of the three-mirror fixing assembly 4, which is positioned at the lower part inside the fixed shell 1, is engaged with the second rotating gear 9, and the other side of the three-mirror fixing assembly 4, which is positioned inside the fixed shell 1, is engaged with the auxiliary gear 11, which is positioned at the side far away from the second rotating gear 9;
the first rotating gear 7 is fixed through a first fixing column 6, the second rotating gear 9 is fixed through a second fixing column 8, the auxiliary gear 11 is fixed through a third fixing column 10, and two ends of the first fixing column 6, the second fixing column 8 and the third fixing column 10 are all fixedly mounted on the fixed shell 1;
one side of the first rotating gear 7 and the second rotating gear 9 is positioned outside the fixed shell 1;
both ends of the outside of the fixed shell 1 are provided with telescopic fixed rods 2;
the lower end of the fixed shell 1 is fixed with a telescopic supporting rod 3;
the three-surface mirror fixing component 4 is used for fixedly mounting a three-surface mirror 5;
the telescopic fixing rod 2 and the telescopic supporting rod 3 are connected with the lower jaw bracket 12 and used for fixing the fixing shell 1.
Further, a housing 101, a first mounting groove 102, a second mounting groove 103, and a circular mounting groove 104;
the first mounting groove 102 is formed at a side of the housing 101 above the first rotary gear 7, the second mounting groove 103 is formed at a side of the housing 101 below the second rotary gear 9, and a circular mounting groove 104 is formed at a position of the housing 101 on the triple mirror fixing unit 4.
Further, the housing 101 includes a first clamping shell and a second clamping shell, and the first clamping shell and the second clamping shell are fixed by a fixing screw or a buckle;
the first clamping shell is located at one side of the three-surface mirror fixing assembly 4 and is provided with a first circular mounting groove, the second clamping shell is located at the other side of the three-surface mirror fixing assembly 4 and is provided with a second circular mounting groove, and the first circular mounting groove and the second circular mounting groove are used for fixing the three-surface mirror 5.
Further, the diameter of the first circular mounting groove is smaller than that of the second circular mounting groove.
Further, the three-mirror fixing assembly 4 comprises a mirror gear 41, an annular retainer ring 42 and an annular memory sponge ring 43;
the mirror gear 41 is of an annular structure, and the mirror gear 41 is meshed with the first rotating gear 7, the second rotating gear 9 and the auxiliary gear 11;
the inner side edge of the mirror gear 41 is fixed with the annular retainer ring 42, and one side of the annular retainer ring 42 is provided with an annular memory sponge ring 43.
Further, the telescopic fixing rod 2 comprises a telescopic supporting column and a magnetic fixing clamp;
the first end of flexible support column through fixed detain with 1 one side of set casing is connected, flexible support column second end has the magnetism fixation clamp through rotating head fixed mounting, and magnet has been inlayed to magnetism fixation clamp inboard.
Further, the telescopic supporting rod 3 comprises a telescopic supporting column and a plastic fixing clamp;
the first end of flexible support column through fixed knot with the 1 outside sub-unit connection of set casing, flexible support column second end has the plastics fixation clamp through rotating head fixed mounting.
Further, flexible support column includes sleeve and flexible post, the internal thread has been seted up to the sleeve inside, the external screw thread has been seted up to flexible post outside, the sleeve with flexible post meshing.
Further, flexible support column still includes the locking device, and when the locking device dead back, flexible support column can't stretch out and draw back.
Further, the quantity of flexible dead lever 2 is two, the magnetism fixation clamp of flexible dead lever 2 with the both sides leg joint of mandible bracket 12, the plastics fixation clamp and the lower side leg joint of mandible bracket 12 of flexible bracing piece 3.
The auxiliary fixing device for the ophthalmological three-face mirror examination can be fixed on the mandible frame, the rotating angle of the three-face mirror can be adjusted by rotating the first rotating gear and the second rotating gear, the quality of fundus laser operation by using the three-face mirror is improved, and the situations that a hand-held mirror body is unstable and the three-face mirror is slipped off are effectively avoided.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
Fig. 1 is a schematic diagram illustrating an overall structure of an auxiliary fixture for ophthalmology triple-mirror examination according to an embodiment of the present invention;
FIG. 2 is a schematic view showing an installation structure of a fixing shell of an auxiliary fixture for ophthalmology triple-mirror examination according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating the position structure of the three-mirror fixing assembly, the first rotating gear, the second rotating gear and the auxiliary gear according to the embodiment of the present invention;
fig. 4 is a schematic view illustrating an installation structure of a display device and a lower jaw frame of an auxiliary fixture for ophthalmology triple-mirror examination according to an embodiment of the present invention.
In the figure: 1. a stationary case; 101. a housing; 102. a first mounting groove; 103. a second mounting groove; 104. a circular mounting groove; 2. a telescopic fixing rod; 3. a telescopic support rod; 4. a three-sided mirror fixing assembly; 41. a mirror body gear; 42. an annular memory sponge ring; 5. a three-sided mirror; 6. a first fixed column; 7. a first rotating gear; 8. a second fixed column; 9. a second rotating gear; 10. a third fixed column; 11. an auxiliary gear; 12. a mandible support.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The utility model provides an auxiliary fixing device for ophthalmologic three-mirror examination, which can be fixed on a mandible frame 12, and can adjust the rotation angle of a three-mirror 5 by rotating a first rotating gear 7 and a second rotating gear 9, thereby improving the quality of eyeground examination operation by using the three-mirror 5 and effectively avoiding the situations that a hand holds the mirror body unstably and the three-mirror 5 slips off.
As shown in fig. 1, the auxiliary fixture for ophthalmic triple-mirror examination includes a fixture housing 1, a triple-mirror fixture assembly 4, a first rotating gear 7, a second rotating gear 9, and an auxiliary gear 11; as shown in fig. 3, a three-mirror fixing assembly 4 is embedded in the fixing housing 1, a first rotating gear 7 is engaged at a position above the inside of the fixing housing 1 at an upper portion of one side of the three-mirror fixing assembly 4, a second rotating gear 9 is engaged at a position below the inside of the fixing housing 1 at a lower portion of one side of the three-mirror fixing assembly 4, and an auxiliary gear 11 is engaged at a position far from the second rotating gear 9 at the other side of the three-mirror fixing assembly 4 in the inside of the fixing housing 1. The first rotating gear 7 is fixed through a first fixing column 6, the second rotating gear 9 is fixed through a second fixing column 8, and the auxiliary gear 11 is fixed through a third fixing column 10; first fixed column 6, the equal fixed mounting in second fixed column 8 and third fixed column 10 both ends are on set casing 1, first rotating gear 7 and second rotating gear 9 one side are located set casing 1 outsidely, set casing 1 outside both ends all install flexible dead lever 2, set casing 1 bottom mounting has flexible bracing piece 3, three-face mirror fixed subassembly 4 is used for fixed mounting three-face mirror 5, flexible dead lever 2 and flexible bracing piece 3 are connected with mandible bracket 12 for fixed set casing 1.
Specifically, when the auxiliary fixing device for ophthalmic triple-mirror examination is used to fix the triple-mirror 5 for fundus examination, the fixing housing 1 can be fixed on the mandible tray 12 by using the telescopic fixing rods 2 at the two ends of the fixing housing 1 and the telescopic support rods 3 at the bottom of the fixing housing 1 (the utility model can also be mounted on other equipment, and the equipment can be provided with corresponding fixing rods or clampable objects). The chin of the examinee is fixed on the mandible bracket 12, the telescopic fixing rods 2 at the two sides of the fixing shell 1 and the telescopic supporting rods 3 at the lower part are adjusted according to the position of the examined eyes of the examinee, and the detection mirror opening of the three-surface mirror 5 arranged in the three-surface mirror fixing component 4 on the fixing shell 1 is aligned with the position of the examined eyes of the examinee. When the doctor performs the examination, the rotation angle of the triple mirror 5 can be adjusted by rotating the first rotating gear 7 and/or the second rotating gear 9. Further, since the three-mirror 5 is fixed in the three-mirror fixing assembly 4, and the first rotating gear 7, the second rotating gear 9 and the auxiliary gear 11 are engaged with the mirror gear 41 of the three-mirror fixing assembly 4, when the first rotating gear 7 and/or the second rotating gear 9 are rotated, the mirror gear 41 is driven to rotate, and when the mirror gear 41 is rotated, the three-mirror 5 is driven to rotate. Wherein the auxiliary gear 11 functions to assist the first rotating gear 7 and/or the second rotating gear 9 to rotate the mirror gear 41.
As shown in fig. 2, fixing case 1 includes a case 101, a first mounting groove 102, a second mounting groove 103, and a circular mounting groove 104, where the first mounting groove 102 is formed on one side of first rotary gear 7 above case 101, the second mounting groove 103 is formed on one side of second rotary gear 9 below case 101, and circular mounting groove 104 is formed on the position of case 101 on three-mirror fixing assembly 4.
Specifically, the first rotary gear 7 is exposed outside the fixing housing 1 through the first mounting groove 102, the second rotary gear 9 is exposed outside the fixing housing 1 through the second mounting groove 103, so that the doctor can conveniently manipulate the first rotary gear 7 and the second rotary gear 9, and the circular mounting groove 104 is used for mounting and fixing the three-sided mirror 5.
Casing 101 includes first card shell and second card shell, first card shell and second card shell are fixed through fixed screw or buckle, first card shell is located three-sided mirror fixed subassembly 4 one side and has seted up first circular mounting groove, second card shell is located three-sided mirror fixed subassembly 4 one side and has seted up the circular mounting groove of second, wherein, the diameter of first circular mounting groove is less than the diameter of the circular mounting groove of second, first circular mounting groove is used for the detection mirror mouth of fixed three-sided mirror 5, the circular mounting groove of second is used for the observation mirror mouth of fixed three-sided mirror 5.
In fig. 1, 2, and 4, the fixing case 1 is an egg-shaped case. The fixed shell 1 can also be a shell with other shapes, such as a rectangle and other regular or irregular shapes.
The three-sided mirror fixing assembly 4 comprises a mirror gear 41, an annular retainer ring 42 and an annular memory sponge ring 43, wherein the mirror gear 41 is of an annular structure, the mirror gear 41 is meshed with the first rotating gear 7, the second rotating gear 9 and the auxiliary gear 11, the annular retainer ring 42 is fixed at the inner side edge of the mirror gear 41, and the annular memory sponge ring 43 is arranged on one side of the annular retainer ring 42.
Specifically, by fixing the annular retaining ring 42 at the inner edge of the mirror gear 41, the three-face mirror 5 is prevented from sinking into the three-face mirror fixing assembly 4 when the three-face mirror 5 is installed, the annular retaining ring 42 plays a role in fixing and blocking, and the annular memory sponge ring 43 on one side of the annular retaining ring 42 is used for fixing and tightly holding the three-face mirror 5, so as to prevent the three-face mirror 5 from falling off. When the three-face mirror 5 is mounted in the mirror gear 41, the annular memory sponge ring 43 forms an interference fit with the housing of the three-face mirror 5. For better effect, the three-sided mirror 5 and the mirror gear 41 can be connected by a snap.
Flexible dead lever 2 is connected with 1 one end of set casing through fixed knot including flexible support column and magnetism fixation clamp, flexible support column one end, and the flexible support column other end passes through rotating head fixed mounting and has the magnetism fixation clamp, and magnet has been inlayed to magnetism fixation clamp inboard.
Specifically, through embedding magnet in the inboard of the magnetism fixation clamp at flexible dead lever 2 for the both sides support of jaw bracket 12 not only can be carried to the magnetism fixation clamp, still can adsorb the both sides support of jaw bracket 12, prevents effectively that the magnetism fixation clamp from sliding or rotating, improves the fixed stability of set casing 1.
The telescopic supporting rod 3 comprises a telescopic supporting column and a plastic fixing clamp, one end of the telescopic supporting column is connected with the lower portion of the outer side of the fixed shell 1 through a fixing buckle, and the other end of the telescopic supporting column is fixedly provided with the plastic fixing clamp through a rotating head.
Specifically, the plastic fixing clamp of the telescopic support rod 3 is clamped on the bracket below the mandible bracket 12 for supporting the fixing shell 1, so as to further improve the fixing stability of the fixing shell 1
The flexible support column includes sleeve and flexible post, and the internal thread has been seted up to the sleeve inside, and the external screw thread has been seted up to flexible post outside, sleeve and flexible post meshing.
Specifically, the sleeve is sleeved on the telescopic column, and when the position of the fixed shell 1 is adjusted, the length of the telescopic fixed rod 2 and the telescopic supporting rod 3 can be adjusted by rotating the sleeve or the telescopic column, so that the detection mirror port of the three-face mirror 5 embedded in the fixed shell 1 is aligned with the position of the eye of the examinee to be examined.
As shown in fig. 4, the number of the telescopic fixing rods 2 is two, the magnetic fixing clips of the telescopic fixing rods 2 are connected with the two side brackets of the mandible bracket 12, and the plastic fixing clips of the telescopic supporting rods 3 are connected with the lower bracket of the mandible bracket 12.
The auxiliary fixing device for the ophthalmological three-face mirror examination can be fixed on the mandible frame, the rotating angle of the three-face mirror can be adjusted by rotating the first rotating gear and the second rotating gear, the quality of fundus laser operation by using the three-face mirror is improved, and the situations that a hand-held mirror body is unstable and the three-face mirror is slipped off are effectively avoided.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (10)
1. An auxiliary fixture for ophthalmic triple mirror examination, the fixture comprising:
a fixed shell (1), a three-mirror fixed component (4), a first rotating gear (7), a second rotating gear (9) and an auxiliary gear (11),
the fixing shell (1) is internally embedded with the three-mirror fixing assembly (4), the upper part of one side of the three-mirror fixing assembly (4) is meshed with the first rotating gear (7) at the upper position inside the fixing shell (1), the lower part of one side of the three-mirror fixing assembly (4) is meshed with the second rotating gear (9) at the lower position inside the fixing shell (1), and the other side of the three-mirror fixing assembly (4) is meshed with the auxiliary gear (11) at the position, far away from the second rotating gear (9), inside the fixing shell (1);
the first rotating gear (7) is fixed through a first fixing column (6), the second rotating gear (9) is fixed through a second fixing column (8), the auxiliary gear (11) is fixed through a third fixing column (10), and two ends of the first fixing column (6), the second fixing column (8) and the third fixing column (10) are fixedly mounted on the fixed shell (1);
one side of the first rotating gear (7) and the second rotating gear (9) is positioned outside the fixed shell (1);
both ends of the outside of the fixed shell (1) are provided with telescopic fixed rods (2);
the lower end of the fixed shell (1) is fixed with a telescopic supporting rod (3);
the three-surface mirror fixing assembly (4) is used for fixedly mounting a three-surface mirror (5);
the telescopic fixing rod (2) and the telescopic supporting rod (3) are connected with the mandible bracket (12) and used for fixing the fixing shell (1).
2. An ophthalmic triple-mirror examination auxiliary fixture according to claim 1, characterized in that the fixture housing (1) comprises:
the mounting structure comprises a shell (101), a first mounting groove (102), a second mounting groove (103) and a circular mounting groove (104);
the first mounting groove (102) is formed in one side, located on the first rotating gear (7), of the upper portion of the shell (101), the second mounting groove (103) is formed in one side, located on the second rotating gear (9), of the lower portion of the shell (101), and the circular mounting groove (104) is formed in the position, located on the three-mirror fixing assembly (4), of the shell (101).
3. An ophthalmic triple-mirror examination auxiliary fixture according to claim 2, characterized in that said housing (101) comprises a first and a second clamping shell, said first and second clamping shells being fixed by means of fixing screws or snap-fits;
the first clamping shell is located at one side of the three-surface mirror fixing assembly (4) and is provided with a first circular mounting groove, the second clamping shell is located at the other side of the three-surface mirror fixing assembly (4) and is provided with a second circular mounting groove, and the first circular mounting groove and the second circular mounting groove are used for fixing the three-surface mirror (5).
4. An ophthalmic triple-mirror examination aid fixture according to claim 3, wherein the diameter of the first circular mounting groove is smaller than the diameter of the second circular mounting groove.
5. An ophthalmic triple-mirror examination auxiliary fixture according to claim 1, characterized in that the triple-mirror fixture assembly (4) comprises a mirror gear (41), an annular retainer ring (42) and an annular memory sponge ring (43);
the mirror gear (41) is of an annular structure, and the mirror gear (41) is meshed with the first rotating gear (7), the second rotating gear (9) and the auxiliary gear (11);
the edge of the inner side of the mirror body gear (41) is fixedly provided with the annular retainer ring (42), and one side of the annular retainer ring (42) is provided with an annular memory sponge ring (43).
6. An ophthalmic triple-mirror examination auxiliary fixture according to claim 1, characterized in that the telescopic fixing bar (2) comprises a telescopic support column and a magnetic fixing clip;
the first end of flexible support column through fixed knot with set casing (1) one side is connected, flexible support column second end has the magnetism fixation clamp through rotating head fixed mounting, and magnet has been inlayed to magnetism fixation clamp inboard.
7. An ophthalmic triple-mirror examination auxiliary fixture according to claim 1, characterized in that the telescopic support rods (3) comprise telescopic support columns and plastic fixation clamps;
the first end of the telescopic supporting column is fixedly buckled with the lower part of the outer side of the fixed shell (1), and the second end of the telescopic supporting column is fixedly provided with a plastic fixing clamp through a rotating head.
8. An auxiliary fixture for ophthalmic triple-mirror examination as claimed in claim 6 or 7, wherein said telescopic supporting column comprises a sleeve and a telescopic column, said sleeve has an internal thread formed therein, said telescopic column has an external thread formed thereon, and said sleeve is engaged with said telescopic column.
9. The ophthalmic triple-mirror examination auxiliary fixture of claim 8, wherein said retractable support post further comprises a locking device, and when locked, the retractable support post cannot be retracted.
10. An auxiliary fixture for ophthalmic triple-mirror examination as claimed in claim 9, wherein the number of said telescopic fixing rod (2) is two, the magnetic fixing clip of said telescopic fixing rod (2) is connected with the two side brackets of said lower jaw bracket (12), and the plastic fixing clip of said telescopic supporting rod (3) is connected with the lower bracket of said lower jaw bracket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322272.8U CN216724937U (en) | 2021-12-27 | 2021-12-27 | Auxiliary fixing device for ophthalmologic three-mirror examination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123322272.8U CN216724937U (en) | 2021-12-27 | 2021-12-27 | Auxiliary fixing device for ophthalmologic three-mirror examination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216724937U true CN216724937U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123322272.8U Active CN216724937U (en) | 2021-12-27 | 2021-12-27 | Auxiliary fixing device for ophthalmologic three-mirror examination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216724937U (en) |
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2021
- 2021-12-27 CN CN202123322272.8U patent/CN216724937U/en active Active
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