CN215651021U

CN215651021U - Head fixing device for ophthalmologic examination

Info

Publication number: CN215651021U
Application number: CN202121970045.3U
Authority: CN
Inventors: 李雷; 李丹
Original assignee: Xinxiang Medical University
Current assignee: Xinxiang Medical University
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-01-28
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a head fixing device for ophthalmologic examination, which comprises a bottom plate, wherein a first fixing and moving mechanism is arranged inside the bottom plate, the first fixing and moving mechanism comprises a first chute arranged inside the bottom plate, two first fixing plates are also connected inside the first chute in a sliding manner, a first threaded rod is rotatably connected to the side surface of the bottom plate and extends to the inner side wall of the first chute, the first threaded rod is connected with the two first fixing plates, and a first hand wheel is fixedly connected to the end part of the first threaded rod. The utility model has the beneficial effects that: be connected with first threaded rod and first fixed plate through the internal rotation at first spout and carry out threaded connection you, first threaded rod rotates and to make two first fixed plates be close to each other, fixes ophthalmic patients of different ages or different head sizes, prevents that the patient from rocking the head when examining and causing adverse effect to the inspection.

Description

Head fixing device for ophthalmologic examination

Technical Field

The utility model relates to the field of ophthalmic examination, in particular to a head fixing device for ophthalmic examination.

Background

General examination of the eye, including eye appendage and anterior segment examination. The eye attachment examination includes examination of eyelids, conjunctiva, lacrimal apparatus, eyeball position and eye sockets, and in long-term clinical practice, in order to prevent patient from moving around to obstruct treatment or detection during ophthalmic examination, the head is usually fixed by clamping and fixing at two sides, and the fixing effect is not obvious, so that the treatment or detection cannot achieve good effect. Therefore, the effective fixing method is the development direction of modern medicine, and the normal examination is affected when the head of part of patients such as old users and children shakes left and right and the treatment is not matched.

As ophthalmic diseases can possibly occur in different ages, when patients in different ages need to be examined, the patients with large heads or small heads can be met, the existing head fixing devices for ophthalmic examination only have good head fixing effect on the same large heads, the heads of the patients with large heads or small heads can be loosened when the heads of the patients are fixed, and the examination can be seriously affected if the patients shake left and right or do not fit during the examination, so that the problem can be solved by providing the head fixing device for ophthalmic examination.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provide a head fixing device for ophthalmologic examination.

The purpose of the utility model is realized by the following technical scheme:

a head fixing device for ophthalmologic examination comprises a base plate, a first fixing and moving mechanism is arranged in the base plate, the first fixed moving mechanism comprises a first chute arranged in the bottom plate, two first fixed plates are also connected in the first chute in a sliding manner, a first threaded rod is rotatably connected to the side surface of the bottom plate, the first threaded rod extends to the inner side wall of the first chute and is connected with both the two first fixing plates, the end part of the first threaded rod is fixedly connected with a first hand wheel, the upper surface of the bottom plate is provided with a headrest, the headrest comprises a headrest body connected with the upper surface of the base plate, a first spongy cushion is arranged on the upper surface of the headrest body, a second fixed moving mechanism is arranged in each first fixed plate, and a second fixed plate is arranged at the end of each second fixed moving mechanism.

A further technical scheme is that the second fixed moving mechanism comprises a second sliding chute arranged inside the first fixed plate, the second sliding chute is connected with a sliding plate in a sliding mode, the sliding plate extends to the outer side of the first fixed plate, a second threaded rod is connected to the second sliding chute in a rotating mode and is connected with the sliding plate, a second hand wheel is fixedly connected to the outer end portion of the second threaded rod, a third sliding chute is formed in the bottom face of the second fixed plate, and the second fixed plate is connected with the sliding plate in a sliding mode.

According to a further technical scheme, the upper surface of the outer side of the sliding plate is fixedly connected with a mounting plate, the side surface of the mounting plate is fixedly connected with a telescopic rod, and the other end of the telescopic rod is connected with the second fixing plate.

A further technical scheme is that the telescopic link includes a telescopic link body fixedly connected to the side of the mounting plate, the inner sliding cavity part of the telescopic link body is slidably connected with a sliding rod, a spring is further arranged inside the telescopic link body, and the spring is located between the end part of the sliding rod and the side of the inner sliding cavity of the telescopic link body.

According to a further technical scheme, a second spongy cushion is arranged on the bottom surface of the second fixing plate, and a third spongy cushion is arranged on the inner side surface of the first fixing plate.

The technical scheme is that a binding band is fixedly connected to the side face of one of the first fixing plates, and a buckle matched with the binding band is fixedly connected to the side face of the other first fixing plate.

The utility model has the following advantages:

1. according to the utility model, the first threaded rod is rotatably connected in the first sliding chute and is in threaded connection with the first fixing plate, the two first fixing plates can be close to each other by rotating the first threaded rod, the ophthalmic patients of different ages or different head sizes can be fixed, the adverse effect on examination caused by head shaking of the patients during examination is prevented, the third spongy cushion arranged on the inner side surface of the first fixing plate can be attached to the skin of the patients when the third spongy cushion is in contact with the skin of the patients, and the skin of the patients is prevented from being injured due to extrusion.

2. According to the utility model, the second fixing plate can move up and down through the second threaded rod rotatably connected in the second chute and the threaded connection of the second threaded rod and the sliding plate, so that the forehead of a patient is fixed, the head of the patient is prevented from moving up and down, and the second fixing plate is in sliding connection with the upper surface of the sliding plate, so that the end parts of the two second fixing plates can slide close to each other when the first fixing plates are close to each other, the second fixing plates can fix the whole forehead of the head of the human body, and the injury caused by the fixed forehead can be prevented by arranging the second sponge pad on the bottom surface of the second fixing plate.

Drawings

FIG. 1 is a schematic cross-sectional view of a head restraint of the present invention.

FIG. 2 is a top view of FIG. 1 in accordance with the present invention.

FIG. 3 is a right side cross-sectional view of FIG. 1 in accordance with the present invention.

Fig. 4 is a top cross-sectional view of the first fixing plate of the present invention.

Fig. 5 is a schematic view of the internal structure of the telescopic rod of the present invention.

In the figure, 1, a bottom plate; 2. a headrest; 21. a headrest body; 22. a first foam-rubber cushion; 3. a first fixed moving mechanism; 31. a first threaded rod; 32. a first fixing plate; 33. a first chute; 34. a first hand wheel; 4. a third sponge cushion; 5. a second fixed moving mechanism; 51. a second hand wheel; 52. a sliding plate; 53. a second threaded rod; 54. a second chute; 6. a telescopic rod; 61. the telescopic rod body; 62. a spring; 63. a slide bar; 7. a second foam pad; 8. a second fixing plate; 9. mounting a plate; 10. a third chute; 11. binding bands; 12. and (5) buckling.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

in the embodiment shown in fig. 1 to 5, a head fixing device for ophthalmologic examination includes a base plate 1, a first fixed moving mechanism 3 is disposed inside the base plate 1, the first fixed moving mechanism 3 includes a first sliding groove 33 disposed inside the base plate 1, two first fixing plates 32 are slidably connected inside the first sliding groove 33, a first threaded rod 31 is rotatably connected to a side surface of the base plate 1, the first threaded rod 31 extends to an inner side wall of the first sliding groove 33, the first threaded rod 31 is connected to both of the two first fixing plates 32, a first hand wheel 34 is fixedly connected to an end portion of the first threaded rod 31, a headrest 2 is disposed on an upper surface of the base plate 1, the headrest 2 includes a headrest body 21 connected to the upper surface of the base plate 1, a first sponge cushion 22 is disposed on the upper surface of the headrest body 21, the headrest body 21 and the first sponge cushion 22 are curved, and the curved contour conforms to a neck contour of a human body, the comfort of the patient during the examination is improved, a second fixed moving mechanism 5 is arranged inside each first fixed plate 32, and a second fixed plate 8 is arranged at the end part of each second fixed moving mechanism 5; first threaded rod 31 carries out threaded connection with first fixed plate 32, drive first threaded rod 31 through rotating first hand wheel 34 and rotate, first threaded rod 31 comprises two parts, the screw of two parts is revolved to opposite, can make and be close to each other between two first threaded rods 31 through first threaded rod 31, fix patient's head through two first threaded rods 31, second fixed moving mechanism 5 can drive second fixed plate 8 and carry out the up-and-down motion, fix patient's head forehead position, can prevent like this that patient from rocking patient's head when carrying out the inspection, cause the influence to the inspection.

The second fixed moving mechanism 5 comprises a second sliding chute 54 arranged inside the first fixed plate 32, a sliding plate 52 is connected inside the second sliding chute 54 in a sliding manner, the sliding plate 52 extends to the outer side of the first fixed plate 32, the sliding plate 52 is in a 7 shape, a second threaded rod 53 is rotatably connected inside the second sliding chute 54, the second threaded rod 53 is connected with the sliding plate 52, a second hand wheel 51 is fixedly connected to the outer end of the second threaded rod 53, a third sliding chute 10 is arranged on the bottom surface of the second fixed plate 8, and the second fixed plate 8 is connected with the sliding plate 52 in a sliding manner through the third sliding chute 10; second threaded rod 53 and the sliding plate 52 threaded connection of the inside rotation connection of second spout 54 drive second threaded rod 53 through rotating second hand wheel 51 and rotate, and then drive sliding plate 52 and slide from top to bottom inside second spout 54 to drive second fixed plate 8 with sliding plate 52 sliding connection and reciprocate, thereby fix the forehead of patient's head through second fixed plate 8.

The upper surface of the outer side of the sliding plate 52 is fixedly connected with a mounting plate 9, the side surface of the mounting plate 9 is fixedly connected with a telescopic rod 6, and the other end of the telescopic rod 6 is connected with a second fixing plate 8; the telescopic rod 6 is connected with the second fixing plate 8, the elastic force of the telescopic rod 6 can always enable the second fixing plate 8 to be arranged on one side of the sliding plate 52, the two second fixing plates 8 are also close to each other when the two first fixing plates 32 are close to each other, and the end portions of the two second fixing plates 8 are close to each other through the elastic force of the telescopic rod 6 when the two second fixing plates are close to each other, so that the effect of completely covering the forehead of a human head is achieved.

The telescopic rod 6 comprises a telescopic rod body 61 fixedly connected to the side surface of the mounting plate 9, a sliding rod 63 is connected to an inner sliding cavity part of the telescopic rod body 61 in a sliding manner, a spring 62 is further arranged inside the telescopic rod body 61, the spring 62 is positioned between the end part of the sliding rod 63 and the side surface of the inner sliding cavity of the telescopic rod body 61, and the end part of the spring 62 is connected with the second fixing plate 8; the sliding rod 63 slides in the sliding cavity of the telescopic rod body 61 under the elastic force of the spring 62.

The bottom surface of the second fixing plate 8 is provided with a second spongy cushion 7, and the inner side surface of the first fixing plate 32 is provided with a third spongy cushion 4; when the third sponge cushion 4 and the second sponge cushion 7 are in contact with the skin of a human body, the extrusion force of the human body caused by extrusion can be reduced.

The side surface of one of the first fixing plates 32 is fixedly connected with a binding band 11, and the side surface of the other first fixing plate 32 is fixedly connected with a buckle 12 matched with the binding band 11; mutually supporting through bandage 11 and buckle 12 fixes patient's chin department, and the connected mode of bandage 11 and buckle 12 is the same with the waistband connected mode that the people used, plays the fixed effect that reduces of bandage 11, fixes chin department when reducing through fixed.

The working process of the utility model is as follows: when the medical sponge cushion is used, firstly, the head of a human body lies on the first sponge cushion 22, the convex part of the first sponge cushion 22 is matched with the neck of the human body, the comfort level of a patient during examination is improved, then, the first hand wheel 34 is rotated to drive the first threaded rod 31 to rotate, so that the two first fixing plates 32 are driven to mutually approach, the two first fixing plates 32 are fixed on the two sides of the head of the human body after moving to a certain degree, the third sponge cushion 4 is contacted with the skin of the human body, in the approach process of the two first fixing plates 32, the end parts of the two second fixing plates 8 are also contacted and slide on the sliding plate 52, the end parts of the two second fixing plates 8 are tightly jointed under the action of the telescopic rod 6, then the two second hand wheels 51 are rotated, the second hand wheel 51 is rotated to drive the second threaded rod 53 to rotate, and further the sliding plate 52 is driven to slide up and down in the second sliding chute 54, thereby also make second fixed plate 8 reciprocate, two second fixed plates 8 downstream are fixed to the person's forehead to suitable position, then 11 covers in human chin department to bandage, carry out the lock to bandage 11 other end and buckle 12, and tighten bandage 11, tighten the back and fix the chin, through the forehead to the head, head both sides and chin are fixed, fully fix human head, prevent that patient's head from rocking when carrying out the inspection, cause the influence to the inspection.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A head fixing device for ophthalmologic examination, characterized in that: comprises a bottom plate (1), a first fixed moving mechanism (3) is arranged in the bottom plate (1), the first fixed moving mechanism (3) comprises a first sliding groove (33) formed in the bottom plate (1), two first fixing plates (32) are connected to the inside of the first sliding groove (33) in a sliding manner, a first threaded rod (31) is connected to the side surface of the bottom plate (1) in a rotating manner, the first threaded rod (31) extends to the inner side wall of the first sliding groove (33), the first threaded rod (31) is connected with the two first fixing plates (32), a first hand wheel (34) is fixedly connected to the end part of the first threaded rod (31), a headrest (2) is arranged on the upper surface of the bottom plate (1), the headrest (2) comprises a headrest body (21) connected with the upper surface of the bottom plate (1), and a first sponge cushion (22) is arranged on the upper surface of the headrest body (21), a second fixed moving mechanism (5) is arranged in each first fixed plate (32), and a second fixed plate (8) is arranged at the end part of the second fixed moving mechanism (5).

2. The head fixing device for ophthalmologic examination as set forth in claim 1, wherein: the second fixed moving mechanism (5) comprises a second sliding groove (54) formed in the first fixed plate (32), a sliding plate (52) is connected to the inside of the second sliding groove (54) in a sliding mode, the sliding plate (52) extends to the outer side of the first fixed plate (32), a second threaded rod (53) is connected to the inside of the second sliding groove (54) in a rotating mode, the second threaded rod (53) is connected with the sliding plate (52), a second hand wheel (51) is fixedly connected to the outer end portion of the second threaded rod (53), a third sliding groove (10) is formed in the bottom face of the second fixed plate (8), and the second fixed plate (8) is connected with the sliding plate (52) in a sliding mode.

3. The head fixing device for ophthalmologic examination as set forth in claim 1, wherein: the upper surface of the outer side of the sliding plate (52) is fixedly connected with a mounting plate (9), the side surface of the mounting plate (9) is fixedly connected with a telescopic rod (6), and the other end of the telescopic rod (6) is connected with a second fixing plate (8).

4. The head fixing device for ophthalmologic examination as set forth in claim 1, wherein: telescopic link (6) are including telescopic link body (61) of fixed connection in mounting panel (9) side, the interior sliding chamber portion sliding connection of telescopic link body (61) has slide bar (63), the inside of telescopic link body (61) still is provided with spring (62), and spring (62) are located between the side of the interior sliding chamber of slide bar (63) tip and telescopic link body (61).

5. The head fixing device for ophthalmologic examination as set forth in claim 1, wherein: the bottom surface of the second fixing plate (8) is provided with a second spongy cushion (7), and the inner side surface of the first fixing plate (32) is provided with a third spongy cushion (4).

6. The head fixing device for ophthalmologic examination as set forth in claim 1, wherein: the side surface of one of the first fixing plates (32) is fixedly connected with a binding band (11), and the side surface of the other first fixing plate (32) is fixedly connected with a buckle (12) matched with the binding band (11).