Safe lower jaw fixing bracket for infant ophthalmic examination

Abstract

The utility model relates to the technical field of ophthalmological examination auxiliary instruments, and discloses a safe lower jaw fixing bracket for infant ophthalmological examination, which comprises a support column, the top of the support column is fixedly connected with a frame, and a lifting component for lifting and supporting a lower jaw structure is arranged in the frame. The device comprises a frame, two arc-shaped plates are rotatably connected to the interior of the frame, an electric push rod is fixedly connected to the interior of the frame, an inclined plate is fixedly connected to the driving end of the electric push rod, an adjusting rod is rotatably connected to the top of each arc-shaped plate, and a baffle is fixedly connected to the exterior of each adjusting rod. The electric push rod drives the two adjusting rods to slide downwards, so that the arc-shaped plate at the bottom is driven to rotate to fit the radian of the head of a baby patient, personalized comfortable support is provided, the head top is prevented from being directly stressed, the head development of the baby patient is prevented from being affected, and the head development of the baby is effectively protected.

Description

TECHNICAL FIELD

[0001] The utility model relates to ophthalmic examination auxiliary instrument technical field especially, infantile ophthalmic examination mandibular safety fixing bracket. BACKGROUND

[0002] In the growth process of baby, ophthalmic examination is the vital link. However, since the body of baby is tender, and is difficult to check independently, this brings many challenges to ophthalmic examination work. In order to solve these problems, infantile ophthalmic examination mandibular safety fixing bracket emerges as the times require, and the safety and comfort of baby are protected to the maximum extent while guaranteeing that examination is carried out smoothly.

[0003] In prior art, the traditional fixed bracket is used in the process that medical staff guides infant patient to place the mandible on the mandibular support of the bracket, and the head of infant patient is fixed by rotating the adjusting knob on the bracket or pushing the adjusting rod.

[0004] But in prior art, the top of traditional fixed bracket is usually flat, cannot adapt to the curvature of the head of infant patient, and usually causes extrusion on the top of the head of infant patient when fixing, and the comfort of support is poor, which influences the development of the head of infant patient, and infantile ophthalmic examination mandibular safety fixing bracket is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides infantile ophthalmic examination mandibular safety fixing bracket, aims at improving the problem that the curvature of the head of infant patient cannot be fitted in prior art when supporting and fixing, and providing comfortable support.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] Infantile ophthalmic examination mandibular safety fixing bracket, including support column, the top of support column is fixedly connected with frame, the inside of frame is provided with lifting assembly for lifting and supporting mandibular structure, the inside of frame is rotatably connected with two arc-shaped plates, the inside of frame is fixedly connected with electric push rod, the drive end of electric push rod is fixedly connected with inclined plate, the top of arc-shaped plate is rotatably connected with adjusting rod, the outside of adjusting rod is fixedly connected with baffle, the outside of adjusting rod is equipped with spring one, the rear side of support column is fixedly connected with mounting plate, the inside of mounting plate is fixedly connected with a plurality of sleeves, the inside of sleeve is provided with a plurality of dismounting assemblies for quick installation.

[0008] Further describe the above technical scheme as follows:

[0009] The bottom of inclined plate is in contact with the top of two adjusting rods, and the outside of baffle is slidably connected in the inside of frame.

[0010] As a further description of the above technical solution:

[0011] The top of the spring one is fixedly connected to the bottom of the baffle, and the bottom of the spring one is fixedly connected to the inside of the frame.

[0012] As a further description of the above technical solution:

[0013] The lifting assembly comprises a screw rod, the outside of the screw rod is threadedly connected to the inside of the frame, the outside of the screw rod is slidably connected with a worm wheel, and the top of the screw rod is rotatably connected with a lower jaw.

[0014] As a further description of the above technical solution:

[0015] The inside of the frame is rotatably connected with a worm, and one side of the worm is fixedly connected with a handle.

[0016] As a further description of the above technical solution:

[0017] The outside of the worm is engaged with the outside of the worm wheel.

[0018] As a further description of the above technical solution:

[0019] The dismounting assembly comprises a plurality of sliding rods, the outside of the sliding rod is slidably connected to the inside of the sleeve, one end of the sliding rod is fixedly connected with a spring two, and the other end of the spring two is fixedly connected to the inside of the sleeve.

[0020] As a further description of the above technical solution:

[0021] The inside of the sleeve is movably connected with a plurality of spheres, and the outside of the sphere is clamped with the inside of the sliding rod.

[0022] The utility model has the advantages of the following beneficial effects:

[0023] 1、 the utility model discloses, through starting electric push rod drive end extension drive inclined plate and produce sliding, push two adjusting rod and slide down, extrude downside spring one, produce elastic recovery force, thereby drive the rotation of the arc plate at the bottom, and the head arc of the baby patient is pasted, and personalized comfortable support is provided, avoids the head top direct stress, and the development of the head of baby patient is influenced, and effectively protects the development of baby head.

[0024] 2. The utility model discloses, through pressing the slide rod, extrude the spring no. 2 of rear side, make the ball body with the card slot on the slide rod coincide, at this moment again insert the multiple sleeve inside the card seat of installation, loosen the slide rod, push the slide rod to the opposite direction sliding through the reaction force of spring no. 2, extrude the multiple ball body outside the sleeve, with fixed card seat inside carding fixed, save the installation time, convenient and fast installation. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 The utility model discloses a three -dimensional view of infant ophthalmic examination mandibular safety fixing bracket is provided for the utility model;

[0026] Figure 2 The utility model discloses a frame structure schematic drawing of infant ophthalmic examination mandibular safety fixing bracket is provided for the utility model;

[0027] Figure 3 The utility model discloses a mandibular safety fixing bracket of infant ophthalmic examination mandibular safety fixing bracket's mandibular tray structure schematic drawing is provided for the utility model;

[0028] Figure 4 The utility model discloses a sleeve structure schematic drawing of infant ophthalmic examination mandibular safety fixing bracket is provided for the utility model.

[0029] Legend:

[0030] 1, support column, 2, mounting plate, 3, sleeve, 4, frame, 5, arc plate, 6, electric push rod, 7, inclined plate, 8, adjusting rod, 9, baffle, 10, spring no. 1, 11, screw rod, 12, mandibular tray, 13, worm wheel, 14, worm, 15, handle, 16, slide rod, 17, ball, 18, spring no. 2. DETAILED DESCRIPTION

[0031] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model and not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0032] Reference Figures 1 to 2The utility model provides an embodiment: infant's ophthalmic examination mandibular safety fixed bracket, including support column 1, support column 1 is as the basis support part of whole bracket, adopts firm and light aluminum alloy metal material to be made, has good stability and carrying capacity, can stably support each component in the upper, the top fixedly connected of support column 1 has frame 4, frame 4 is rectangular structure, is made of high strength medical plastics, is used for providing firm support and fixed for infant's head, the inside of frame 4 is provided with the lifting assembly for lifting support mandibular structure, through lifting, can adjust and fix the head of infant patient, the inside rotatablely connected of frame 4 has two arc plates 5, the shape of arc plate 5 is in accordance with the physiological curve design of infant's head, adopts soft and has a certain elasticity silica gel material to be wrapped in the outer layer of metal skeleton, this design can be well fitted infant's head both sides, when fixed infant's head, give gentle support, avoid the compression or injury of infant's head.

[0033] Referring to Figure 2 The bottom of the inclined plate 7 is in contact with the top of the two adjusting rods 8. The inclined plate 7 is uniquely inclined, and the bottom surface thereof is finely polished to ensure that the contact area with the top of the adjusting rods 8 is sufficient and stable.

[0034] Referring to Figure 3The lifting assembly comprises a screw rod 11, the outer part of the screw rod 11 is threadedly connected to the inner part of the frame 4, the rotation of the screw rod 11 drives the inner structure to rotate, transmits power, drives the subsequent structure to realize threaded lifting, the outer part of the screw rod 11 is slidingly connected with a worm gear 13, after the worm gear 13 drives the screw rod 11 to rotate, the screw rod 11 is always kept at a fixed height, the top of the screw rod 11 is rotationally connected with a lower jaw support 12, the lower jaw support 12 adopts an arc-shaped structure in line with the ergonomics design, the surface of the lower jaw support 12 is covered with soft medical silica gel material, the touch is comfortable and has good anti-skid performance. The arc-shaped design can better fit the lower jaw contour of the baby, reduce the pressure on the lower jaw part, and avoid causing discomfort or damage to the lower jaw of the baby during the examination. The inner part of the frame 4 is rotationally connected with a worm 14, the worm 14 is used for providing power for the worm gear 13, one side of the worm 14 is fixedly connected with a handle 15, the handle 15 is in the shape of a circular handle, and the surface of the handle 15 is provided with anti-skid lines, so that medical staff can hold and operate conveniently. The outer part of the worm 14 is engaged with the outer part of the worm gear 13.

[0035] With reference to Figure 4 The dismounting assembly comprises a plurality of sliding rods 16, the outer part of the sliding rod 16 is slidingly connected to the inner part of the sleeve 3, the main function of the sliding rod 16 is to control the ball 17 during installation and dismounting, and the sliding rod 16 changes the clamping state of the subsequent structure and the external fixed clamping seat by sliding. One end of the sliding rod 16 is fixedly connected with a spring 18, the other end of the spring 18 is fixedly connected to the inner part of the sleeve 3, the spring 18 pushes the sliding rod 16 to return to the initial position by means of the elastic restoring force of the spring 18, so that the automatic adjustment and locking of the position of the subsequent structure are realized, the stability and reliability after installation are ensured, the inner part of the sleeve 3 is movably connected with a plurality of balls 17, the outer part of the ball 17 is clamped with the inner part of the sliding rod 16, and the ball 17 can partially protrude from the outer part of the sleeve 3 under the action of the spring 18, so as to form a close clamping connection with the clamping groove in the inner part of the fixed clamping seat, and the quick installation and fixing of the bracket are realized.

[0036] Working principle: first, the staff presses the sliding rod 16, extrudes the rear spring 18, and makes the clamping groove on the sliding rod 16 match the ball 17, then inserts the plurality of sleeves 3 into the inner part of the clamping seat, releases the sliding rod 16, and pushes the sliding rod 16 to slide in the opposite direction by the reaction force of the spring 18, extrudes the plurality of balls 17 out of the outer part of the sleeve 3, and clamps and fixes the balls 17 in the inner part of the fixed clamping seat, the whole process does not need to rely on complex tools or tedious operation steps, greatly improves the installation efficiency of the lower jaw safety fixing bracket for ophthalmic examination, saves the installation time, and is convenient and fast to install.

[0037] Secondly, the head of the infant patient is placed inside the frame 4, the worm 14 is driven to rotate by rotating the handle 15, then the meshed worm wheel 13 is driven to rotate, and finally the screw rod 11 is driven to rotate by screwing, so that the mandibular support 12 rises to provide support for the lower jaw of the infant patient, and subsequent ophthalmic examination is carried out.

[0038] Finally, by starting the power switch of the electric push rod 6, the driving end extends to drive the inclined plate 7 to slide, and because the inclined edge of the inclined plate 7 pushes the two adjusting rods 8 to slide downward, the lower spring 10 is extruded to generate elastic restoring force, thereby driving the bottom arc-shaped plate 5 to rotate, and the arc-shaped plate 5 can adaptively rotate according to the actual shape and position of the head of the infant patient, so as to ensure that the arc-shaped plate 5 closely fits the arc of the head of the infant patient, provide personalized comfortable support, avoid direct force on the top of the head, affect the development of the head of the infant patient, and effectively protect the development of the head of the infant patient.

[0039] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. Infantile ophthalmologic examination mandibular safety fixation bracket, comprising a support column (1), characterized in that: The top of supporting column (1) is fixedly connected with frame (4), the inside of frame (4) is provided with lifting assembly for lifting and supporting mandibular structure, the inside of frame (4) is rotatably connected with two arc-shaped plates (5), the inside of frame (4) is fixedly connected with electric push rod (6), the driving end of electric push rod (6) is fixedly connected with inclined plate (7), the top of arc-shaped plate (5) is rotatably connected with adjusting rod (8), the outside of adjusting rod (8) is fixedly connected with baffle (9), the outside of adjusting rod (8) is sleeved with spring one (10), the rear side of supporting column (1) is fixedly connected with mounting plate (2), the inside of mounting plate (2) is fixedly connected with multiple sleeves (3), the inside of sleeve (3) is provided with multiple dismounting assemblies for quick mounting.

2. The infant ophthalmologic examination mandibular safety fixation cradle of claim 1, wherein: The bottom of inclined plate (7) is in contact with the top of two adjusting rods (8), and the outside of baffle (9) is slidably connected in the inside of frame (4).

3. The infant ophthalmologic examination mandibular safety fixation cradle of claim 1, wherein: The top of spring one (10) is fixedly connected to the bottom of baffle (9), and the bottom of spring one (10) is fixedly connected to the inside of frame (4).

4. The infant ophthalmologic examination mandibular safety fixation cradle of claim 1, wherein: The lifting assembly comprises a screw rod (11), the outside of screw rod (11) is threadedly connected in the inside of frame (4), the outside of screw rod (11) is slidably connected with worm gear (13), and the top of screw rod (11) is rotatably connected with mandibular support (12).

5. The infant ophthalmologic examination mandibular safety fixation cradle of claim 4, wherein: The inside of frame (4) is rotatably connected with worm gear (14), and one side of worm gear (14) is fixedly connected with handle (15).

6. The infant ophthalmologic examination mandibular safety fixation cradle of claim 5, wherein: The outside of worm gear (14) is engaged with the outside of worm gear (13).

7. The infant ophthalmologic examination mandibular safety fixation cradle of claim 1, wherein: The dismounting assembly comprises multiple sliding rods (16), the outside of sliding rod (16) is slidably connected in the inside of sleeve (3), one end of sliding rod (16) is fixedly connected with spring two (18), and the other end of spring two (18) is fixedly connected in the inside of sleeve (3).

8. The infant ophthalmologic examination mandibular safety fixation cradle of claim 7, wherein: The inside of sleeve (3) is movably connected with multiple spheres (17), and the outside of sphere (17) is engaged with the inside of sliding rod (16).

Images