CN216868236U

CN216868236U - Lighting device for ophthalmic surgery

Info

Publication number: CN216868236U
Application number: CN202122531686.5U
Authority: CN
Inventors: 吴海青
Original assignee: Henan Kangduo Medical Technology Co ltd
Current assignee: Henan Kangduo Medical Technology Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-07-01
Anticipated expiration: 2031-10-19

Abstract

The utility model discloses an illumination device for ophthalmologic operation, which comprises a bottom plate and an observation opening, wherein two symmetrical concave mirrors and two illuminating lamps are symmetrically arranged at the front side of the bottom plate, an adjusting device is arranged on the bottom plate, the concave mirrors are arranged in the device, the illuminating lamps are arranged on the concave mirrors, the illuminating lamps project light to the eyes of a patient for primary illumination, the concave mirrors focus light rays diffusely reflected around for secondary illumination to the eyes of the patient, no illumination shadow is caused, and the safety is improved. The concave mirror can be turned over to adjust the angle, so that the illumination angle can be adjusted, and the flexibility of the device is improved.

Description

Lighting device for ophthalmic surgery

Technical Field

The utility model relates to the field of ophthalmology, in particular to an illumination device for an ophthalmologic operation.

Background

Ophthalmology is the ' ophthalmology specialty ' for short, is the subject who studies to take place in the visual system, including eyeball and its associated tissue related diseases, ophthalmology generally studies many kinds of ophthalmology diseases such as vitreous body and retina disease, ophthalmology optics, glaucoma and optic neuropathy, cataract, need to throw light on when carrying out operation or inspection of ophthalmology disease, but current lighting apparatus is external illumination, can be sheltered from by medical staff and cause the shadow during operation or inspection, and then cause the illumination obstacle, or some high intensity illumination light source eliminates the illumination shadow, but can cause patient's eye to cause secondary injury, the security is low and work quality is poor, therefore we propose an ophthalmic surgery illuminator for this reason.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide an illumination device for ophthalmic surgery.

One of the purposes of the utility model is realized by adopting the following technical scheme: an illumination device for ophthalmologic operation comprises a bottom plate and an observation opening, wherein two circular openings which are symmetrically arranged left and right are arranged on the front side of the bottom plate, mirror frames are arranged in the inner cavities of the two circular openings, concave mirrors are arranged at the central positions of the mirror frames, adjusting mechanisms are arranged at the tops of the two mirror frames and comprise fixed blocks, limiting pins are arranged at the positions, close to the centers, of the corresponding sides of the two fixed blocks in a penetrating manner, circular openings are arranged at the corresponding sides of the two fixed blocks, adjusting rods are arranged in the inner cavities of the circular openings, the limiting pins are fixedly connected on the adjusting rods, gears are fixedly connected at the corresponding ends of the two adjusting rods, function blocks are fixedly connected at the corresponding sides of the two fixed blocks, movable openings are arranged at the positions, close to the tops, of the sides, far away from the center of the bottom plate, of the two function blocks, and the gears are positioned in the inner cavities of the movable openings, the utility model discloses a gear box, including a movable mouthful inner chamber, a bottom plate center is kept away from to the tooth section of thick bamboo, the movable mouthful inner chamber has a tooth section of thick bamboo, the tooth section of thick bamboo is kept away from one side at bottom plate center and is seted up the thread groove that matches each other with the gear, one side fixedly connected with stopper that the function block is close to the bottom plate center, be provided with the cavity between function block and the stopper jointly, be provided with the connecting rod in the cavity, the one end that the bottom plate center was kept away from to the connecting rod runs through the function block to fixed connection is on a tooth section of thick bamboo, the connecting rod outside is close to central point and puts the cover and be equipped with square, the cover is equipped with reset spring on the connecting rod, reset spring keeps away from the one end laminating at square one side at square at the bottom plate center.

Furthermore, the rear side of the adjusting rod is fixedly connected with a connecting block, and the connecting block is fixedly connected to the position, close to the top, of the front side of the bottom plate.

Furthermore, the concave mirror front side bilateral symmetry is provided with two light, the viewing aperture is located between two light.

Furthermore, soft silica gel is arranged on the rear side of the bottom plate.

Furthermore, an elastic belt is installed on the rear side of the bottom plate.

Furthermore, a fixing frame is arranged at the center of the bottom plate, and the bottom of the fixing frame is close to the nose clips fixedly connected to the left side and the right side.

Furthermore, two the connecting rod all runs through adjacent cavity, and two the equal fixedly connected with handle of the corresponding one end of connecting rod.

Compared with the prior art, the utility model has the beneficial effects that:

1. the concave mirror is arranged in the device, the illuminating lamp is arranged on the concave mirror, the illuminating lamp projects light to the eyes of a patient to carry out primary illumination, the concave mirror focuses light diffusely reflected around for two times to illuminate the eyes of the patient, lighting shadows are not caused, and safety is improved;

2. according to the utility model, the adjusting mechanism is arranged in the device, and the concave mirror can be turned back and forth to adjust the angle by utilizing the mutual matching among the fixing block, the function block, the square block, the adjusting rod, the connecting block, the limiting pin, the gear, the limiting block, the gear barrel, the return spring and the connecting rod in the adjusting mechanism, so that the illumination angle is adjusted, and the flexibility of the device is improved.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front sectional view of the present embodiment;

FIG. 2 is a top sectional view of the present embodiment;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

FIG. 4 is an enlarged view of a portion B of FIG. 2;

FIG. 5 is a sectional view of the functional block of the present embodiment from the side;

fig. 6 is a side sectional view of the cylinder according to the present embodiment.

In the figure: 1. a base plate; 2. a frame; 3. a concave mirror; 4. an illuminating lamp; 5. a viewing port; 6. a fixed mount; 7. a nose clip; 8. an elastic band; 9. an adjustment mechanism; 901. a fixed block; 902. a function block; 903. a square block; 904. adjusting a rod; 905. connecting blocks; 906. a spacing pin; 907. a gear; 908. a limiting block; 909. a gear cylinder; 910. a return spring; 911. a connecting rod; 10. a handle; 11. soft silica gel.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-6, an illumination device for ophthalmologic operation comprises a bottom plate 1 and an observation opening 5, wherein two circular openings are symmetrically arranged at the left and right sides of the front side of the bottom plate 1, lens frames 2 are arranged in the inner cavities of the two circular openings, a concave mirror 3 is arranged at the center of each lens frame 2, two illuminating lamps 4 are symmetrically arranged at the left and right sides of the front side of each concave mirror 3, the observation opening 5 is positioned between the two illuminating lamps 4, the illuminating lamps 4 project light to the eyes of a patient for primary illumination, the concave mirror 3 focuses light for secondary illumination to the eyes of the patient, so that illumination shadows are not caused, the safety is improved, front observation can be performed through the observation opening 5, adjusting mechanisms 9 are arranged at the tops of the two lens frames 2, each adjusting mechanism 9 comprises a fixed block 901, a limiting pin 906 penetrates through the positions, which are close to the centers, of the corresponding sides of the two fixed blocks 901, a circular opening is formed at the corresponding side of the two fixed blocks 901, an adjusting rod 904 is arranged in the inner cavity of the circular opening, a limiting pin 906 is fixedly connected to the adjusting rod 904, one ends, corresponding to the two adjusting rods 904, are fixedly connected with gears 907, one sides, corresponding to the two fixing blocks 901, are fixedly connected with function blocks 902, one sides, away from the center of the bottom plate 1, of the two function blocks 902 are provided with movable openings close to the top, the gears 907 are located in the inner cavities of the movable openings, the inner cavities of the movable openings are provided with tooth cylinders 909, one sides, away from the center of the bottom plate 1, of the tooth cylinders 909 are provided with thread grooves matched with the gears 907, one sides, close to the center of the bottom plate 1, of the function blocks 902 are fixedly connected with limiting blocks 908, a cavity is jointly arranged between the function blocks 902 and the limiting blocks 908, a connecting rod 911 is arranged in the cavity, one end, away from the center of the connecting rod 911, penetrates through the function blocks 902 and is fixedly connected to the tooth cylinders 909, a square block 903 is sleeved at the position, and a return spring 910 is sleeved on the outer side, close to the center of the connecting rod 911, one end of the return spring 910, which is far away from the center of the bottom plate 1, is attached to one side of the square block 903, the two connecting rods 911 all penetrate through the adjacent cavities, one ends, which correspond to the two connecting rods 911, are fixedly connected with the handle 10, the rear side of the adjusting rod 904 is fixedly connected with the connecting block 905, the connecting block 905 is fixedly connected to the front side of the bottom plate 1, which is close to the top, the handle 10 can be pulled to enable the connecting rod 911 to move towards the center of the bottom plate 1, the square block 903 arranged on the connecting rod 911 is moved into the inner cavity of the limiting block 908, at the moment, the gear 907 is separated from the inner cavity of the gear barrel 909, the gear barrel 909 and the gear 907 can rotate relatively, the functional block 902 and the fixing block 901 can be turned over forward and backward, the adjusting mechanism 9 can be turned over forward and backward to adjust the angle, the mirror holder 2 arranged at the bottom of the adjusting mechanism 9 can be turned over forward and backward to adjust the illumination angle, the flexibility of the device is improved, after the concave mirror 3 is adjusted to a proper angle, and the handle 10 is loosened, the return spring 910 can move the gear cylinder 909 and the square block 903 to a position far away from the center of the bottom plate 1, so that the gear cylinder 909 is sleeved with the gear 907 for meshing connection, and the square block 903 is moved to the inner cavity of the function block 902 close to the center side of the bottom plate 1, so that the connecting rod 911 fixedly connected with the square block 903 cannot rotate, the gear cylinder 909 fixedly connected with the connecting rod 911 cannot rotate, so that the gear 907 cannot rotate through meshing relation, at the moment, the adjusting rod 904 fixedly connected with the gear 907 can be relatively fixed, so that the adjusting mechanism 9 can be relatively fixed with the bottom plate 1, the concave mirror 3 fixedly connected with the adjusting mechanism 9 can fix the angle, the operation is very convenient, the soft silica gel 11 is arranged on the rear side of the bottom plate 1, can alleviate the pressure when wearing the device, improve the travelling comfort, the device is conveniently worn to the flexible band 8 of 1 rear side installation of bottom plate, and 1 bottom central point of bottom plate puts and is provided with

mount

6, and 6 bottoms of mount are close to the equal fixedly connected with nose clip 7 in the left and right sides, can wear the device and erect on medical staff's nose, have improved the stability of device.

The working principle is as follows: the medical staff pulls the elastic belt 8 open to wear the device body on the head, the handle 10 can be pulled to enable the connecting rod 911 to move towards the center of the bottom plate 1, the square block 903 arranged on the connecting rod 911 is moved into the inner cavity of the limiting block 908, the gear 907 is separated from the inner cavity of the gear cylinder 909 at the moment, the gear cylinder 909 and the gear 907 can rotate relatively, the function block 902 and the fixing block 901 can turn over forwards and backwards, the adjusting mechanism 9 can turn over forwards and backwards to adjust the angle, the mirror holder 2 arranged at the bottom of the adjusting mechanism 9 can turn over forwards and backwards to adjust the illumination angle, the flexibility of the device is improved, after the concave mirror 3 is adjusted to a proper angle, after the handle 10 is loosened, the return spring 910 can move the gear cylinder 909 and the square block 903 towards a position far away from the center of the bottom plate 1, and the gear 907 is sleeved on the gear cylinder 909 for meshing connection, meanwhile, the square block 903 is moved into an inner cavity of one side, close to the center of the bottom plate 1, of the function block 902, so that the connecting rod 911, fixedly connected with the square block 903, cannot rotate, the toothed cylinder 909, fixedly connected to the connecting rod 911, cannot rotate, further, the gear 907 cannot rotate through meshing relation, the adjusting rod 904, fixedly connected to the gear 907, can be relatively fixed, the adjusting mechanism 9 can be relatively fixed with the bottom plate 1, the concave mirror 3, fixedly connected to the adjusting mechanism 9, can be angularly fixed, the operation is very convenient, the illuminating lamp 4 is turned on again, the illuminating lamp 4 projects light to the eyes of a patient, primary illumination is performed, the concave mirror 3 focuses light twice to illuminate the eyes of the patient, lighting shadows cannot be caused, safety is improved, and forward observation can be performed through the observation port 5.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. An illumination device for ophthalmic surgery, includes bottom plate (1), viewing aperture (5), its characterized in that: the adjustable mirror is characterized in that two circular openings which are arranged in bilateral symmetry are formed in the front side of the bottom plate (1), mirror frames (2) are arranged in the inner cavities of the two circular openings, concave mirrors (3) are mounted at the central positions of the mirror frames (2), adjusting mechanisms (9) are arranged at the tops of the two mirror frames (2), each adjusting mechanism (9) comprises a fixing block (901), a limiting pin (906) penetrates through the position, close to the center, of one side, corresponding to the two fixing blocks (901), of a circular opening is formed, an adjusting rod (904) is arranged in the inner cavity of the circular opening, the limiting pin (906) is fixedly connected to the adjusting rod (904), a gear (907) is fixedly connected to one end, corresponding to the adjusting rod (904), a function block (902) is fixedly connected to one side, corresponding to the two fixing blocks (901), and a movable position, close to the top, of one side, far away from the center of the bottom plate (1), of the function block (902), is formed in a position, of the position, close to the position, of the top, of the function block (904), of the bottom plate (1), of the function block) is formed, and a movable gear (907) is formed, and a movable gear is formed A movable opening, the gear (907) is positioned in an inner cavity of the movable opening, the inner cavity of the movable opening is provided with a tooth cylinder (909), one side of the gear cylinder (909) far away from the center of the bottom plate (1) is provided with a thread groove matched with the gear (907), one side of the functional block (902) close to the center of the bottom plate (1) is fixedly connected with a limit block (908), a cavity is arranged between the functional block (902) and the limiting block (908), a connecting rod (911) is arranged in the cavity, one end of the connecting rod (911) far away from the center of the bottom plate (1) penetrates through the functional block (902), and is fixedly connected on the gear cylinder (909), a square block (903) is sleeved at the position, close to the center, of the outer side of the connecting rod (911), the connecting rod (911) is sleeved with a return spring (910), and one end, away from the center of the bottom plate (1), of the return spring (910) is attached to one side of the square block (903).

2. The ophthalmic-surgery illumination device according to claim 1, characterized in that: adjust pole (904) rear side fixedly connected with connecting block (905), connecting block (905) fixed connection is close to the top position in bottom plate (1) front side.

3. The ophthalmic-surgery illumination device according to claim 1, characterized in that: concave mirror (3) front side bilateral symmetry is provided with two light (4), viewing aperture (5) are located between two light (4).

4. The ophthalmic-surgery illumination device according to claim 1, characterized in that: the rear side of the bottom plate (1) is provided with soft silica gel (11).

5. The ophthalmic-surgery illumination device according to claim 1, characterized in that: an elastic belt (8) is installed on the rear side of the bottom plate (1).

6. The ophthalmic-surgery illumination device according to claim 1, characterized in that: the nose clip is characterized in that a fixing frame (6) is arranged at the center of the bottom plate (1), and nose clips (7) are fixedly connected to the bottom of the fixing frame (6) close to the left side and the right side.

7. The ophthalmic-surgery illumination device according to claim 1, characterized in that: two connecting rod (911) all run through adjacent cavity, and two the equal fixedly connected with handle (10) of the corresponding one end of connecting rod (911).