CN112089396A

CN112089396A - Triple prism fixing frame for ophthalmic oblique amblyopia examination

Info

Publication number: CN112089396A
Application number: CN202011105191.XA
Authority: CN
Inventors: 李晶艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2020-12-18

Abstract

The invention discloses a triple prism fixing frame for ophthalmic oblique amblyopia examination, which comprises a fixing base, a hydraulic rod, an arc-shaped chin supporting plate, a face self-adaptive fixing device, a bidirectional adjusting device and a triple prism quick fixing device, wherein the hydraulic rod is fixedly connected to the fixing base, the arc-shaped chin supporting plate is arranged at the upper end of the hydraulic rod, the face self-adaptive fixing device is arranged on the fixing base and the arc-shaped chin supporting plate, the upper wall of the fixing base is provided with a pushing sliding chute, the bidirectional adjusting device is slidably clamped in the pushing sliding chute, the triple prism quick fixing device is arranged above the bidirectional adjusting device, and the bidirectional adjusting device comprises a pushing supporting rod, a limiting rod, a rotating adjusting screw rod and a sliding plate. The invention belongs to the technical field of medical instruments, and particularly provides a prism fixing frame for ophthalmic amblyopia examination, which is convenient for quickly fixing a prism, is convenient for adjusting the angle of the prism, has high stability and convenient operation, and can be controlled by a single person.

Description

Triple prism fixing frame for ophthalmic oblique amblyopia examination

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to a prism fixing frame for ophthalmic strabismus amblyopia examination.

Background

With the rapid development of science and technology, a great number of electronic products have been popular, and various electronic products have become indispensable tools for people to work, study and entertain. The electronic product brings convenience and convenience to people and also brings new problems, and various vision problems such as myopia, strabismus, amblyopia and the like occur due to long-term use of the electronic product, wherein the strabismus and the amblyopia are common diseases of ophthalmology, particularly have high morbidity and are extremely harmful in children. At present, squinting children are increasing day by day, and prism examination is of great importance for the squinting degree quantification of children. Three times of prism strabismus preoperative examinations are needed before the strabismus infant, the traditional examination method needs at least 2 persons for assistance at each time, the placement position of the prism is not standard, and the prism body is easy to break on the ground and is damaged by holding the prism by hand, so that the method is very inconvenient.

Disclosure of Invention

In order to solve the existing problems, the invention provides the prism fixing frame for the ophthalmic amblyopia examination, which is convenient for quickly fixing the prism, is convenient for adjusting the angle of the prism, has high stability and convenient operation, and can be controlled by a single person.

The technical scheme adopted by the invention is as follows: the invention relates to a prism fixing frame for ophthalmic oblique amblyopia examination, which comprises a fixed base, a hydraulic rod, an arc-shaped chin supporting plate, a face self-adaptive fixing device, a two-way adjusting device and a prism quick fixing device, wherein the hydraulic rod is fixedly connected to the fixed base, the arc-shaped chin supporting plate is arranged at the upper end of the hydraulic rod and is convenient for supporting and fixing the chin of a patient, the face self-adaptive fixing device is arranged on the fixed base and the arc-shaped chin supporting plate, the upper wall of the fixed base is provided with a pushing sliding chute, the two-way adjusting device is slidably clamped in the pushing sliding chute, the two-way adjusting device can slide along the pushing sliding chute to be close to or far away from the arc-shaped chin supporting plate, the prism quick fixing device is arranged above the two-way adjusting device, the prism quick fixing device is convenient for fixing a prism, and, The rapid fixing device comprises a rotating shaft, an upper triangular prism clamping groove, a lower fixing plate, a sliding rod, a self-fastening spring and an upper fixing plate, wherein the pushing support rod is arranged in the pushing sliding groove in a sliding clamping manner, the limiting rod and the rotating adjusting screw are arranged on the pushing support rod in a rotating manner, the side wall of the sliding plate is provided with a screw hole and a limiting through hole, the rotating adjusting screw is arranged in the screw hole in a threaded engagement manner, the limiting rod is arranged in the limiting through hole in a sliding manner, the sliding plate is arranged on the rotating adjusting screw and the limiting rod in a sliding manner through the limiting through hole and the screw hole, the sliding plate is kept parallel to the pushing support rod through the double limiting action of the rotating adjusting screw and the limiting rod, the rotating adjusting screw is driven to move along the rotating adjusting screw and the limiting rod through screwing, the, the rotating shaft is rotatably arranged at the upper end of the sliding plate, the upper triangular prism clamping groove is rotatably arranged at the upper end of the rotating shaft, the lower fixing plate is fixedly connected to one side wall of the sliding plate far away from the pushing support rod, the sliding rod is fixedly connected to the upper wall of the lower fixing plate, the upper fixing plate is slidably arranged on the sliding rod, the self-fastening spring is arranged between the upper fixing plate and the lower fixing plate, the lower triangular prism clamping groove is rotatably arranged at the lower wall of the upper fixing plate, the lower triangular prism clamping groove is arranged right above the upper triangular prism clamping groove, the cross section of the lower triangular prism clamping groove and the cross section of the upper triangular prism clamping groove are arranged in an identical manner, the lower triangular prism clamping groove and the upper triangular prism clamping groove are triangular hollow cavities with one side openings, and the self-fastening spring drives the upper fixing plate and the lower fixing plate to be close to drive the upper triangular prism clamping groove and, the clamping groove of the upper prism is rotated to drive the prism and the clamping groove of the lower prism to rotate together, so that the detection angle of the prism can be conveniently adjusted.

Further, the face self-adaptive fixing device comprises a face limiting plate, a self-adaptive sliding rod, a fixing spring and a pushing roller, wherein the upper wall of the fixing base is symmetrically provided with face fixing chutes which are symmetrically arranged at two sides of the hydraulic rod, the face fixing chutes and the pushing chutes are vertically arranged, the self-adaptive sliding rod is slidably clamped in the face fixing chutes, the fixing spring is arranged between the side wall of one end of the face fixing chute, which is far away from the hydraulic rod, and the self-adaptive sliding rod, the pushing roller is arranged at the upper end of the self-adaptive sliding rod, the face limiting plate is symmetrically hinged at two sides of the arc chin supporting plate, the pushing roller is in contact with the lower wall of the arc chin supporting plate, the pushing roller and the self-adaptive sliding rod play a supporting role on the face limiting plate, and the fixing spring pushes the self-adaptive sliding rod to slide towards the direction close, thereby self-adaptation slip pole drives the push roll and removes to the limiting plate of face that is close to the hydraulic stem direction and promotes arc chin backup pad both sides and be close to and carry on spacingly to patient face.

Further, be equipped with the flexible bed course on arc chin backup pad and the limiting plate upper wall of face, the comfort level when the patient examination is improved to the flexible bed course.

Further, rotate adjusting screw and include that the levogyration adjusting screw rotates adjusting screw and the dextrorotation adjusting screw, the sliding plate includes left sliding plate and right sliding plate, the both sides that promote the bracing piece are located to the levogyration adjusting screw and the dextrorotation adjusting screw symmetry, and the levogyration adjusting screw slides and locates on levogyration adjusting screw and the gag lever post, and the dextrorotation adjusting screw slides and locates on dextrorotation adjusting screw and the gag lever post, rotates levogyration adjusting screw and dextrorotation adjusting screw respectively and can drive the levogyration sliding plate and the dextrorotation sliding plate slides respectively to be convenient for the doctor to inspect left eye and right eye respectively.

Further, be equipped with on the upper fixed plate and rotate the handle, the central axial region and the last prism draw-in groove that rotate the handle link to each other with the articulated department of upper fixed plate, rotate the handle and rotate and drive the rotation of prism draw-in groove, go up the rotation of prism draw-in groove and drive the prism and rotate with lower prism draw-in groove, the quick adjustment prism of being convenient for detects the angle.

Furthermore, be equipped with flexible blotter on going up prism draw-in groove lower wall and the prism draw-in groove upper wall down respectively, the impact force that produces when prism draw-in groove and lower prism draw-in groove set up the prism fast under from solid spring elastic action on the buffer of flexible blotter, guarantees that the prism is harmless.

Furthermore, a height adjusting switch is arranged on the fixed base and electrically connected with the hydraulic rod.

The invention with the structure has the following beneficial effects: this scheme ophthalmology is prism mount for amblyopia inspection simple structure, and reasonable design, and is easy and simple to handle, can effective ophthalmology squint inspection efficiency, single control can quick accurate completion prism squint inspection, left turn adjusting screw and the right turn adjusting screw through separately setting up are convenient for adjust the inspection to patient's left eye and right eye respectively, be convenient for adjust the width of prism to patient's eye through promoting the bracing piece, through self-fastening spring, go up the prism draw-in groove and be convenient for quick harmless fixing the prism down the prism, fixing spring promotes self-adaptation slip rod and drives the promotion roller and be close to the hydraulic stem thereby be convenient for fix patient face in the limiting plate of face, rock everywhere when avoiding patient's inspection, guarantee the inspection result accuracy.

Drawings

FIG. 1 is a schematic view of a prism holder for an ophthalmic amblyopia examination according to the present invention;

FIG. 2 is a front view of a prism holder for ophthalmic amblyopia examination according to the present invention;

fig. 3 is a side view of the prism holder for ophthalmic amblyopia examination according to the present invention.

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings: 1. a fixed base, 2, a hydraulic rod, 3, an arc chin support plate, 4, a face self-adaptive fixing device, 5, a two-way adjusting device, 6, a prism quick fixing device, 7, a pushing sliding groove, 8, a pushing support rod, 9, a limiting rod, 10, a rotating adjusting screw rod, 11, a sliding plate, 12, a screw hole, 13, a limiting through hole, 14, a rotating shaft, 15, an upper prism clamping groove, 16, a lower prism clamping groove and 17, the self-adaptive facial mask comprises a lower fixing plate, 18, a sliding rod, 19, a self-fastening spring, 20, an upper fixing plate, 21, a flexible cushion layer, 22, a left rotating adjusting screw, 23, a right rotating adjusting screw, 24, a left sliding plate, 25, a right sliding plate, 26, a rotating handle, 27, a flexible cushion, 28, a height adjusting switch, 29, a facial limiting plate, 30, a self-adaptive sliding rod, 31, a fixing spring, 32, a pushing roller, 33 and a facial fixing chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-3, the triple prism holder for ophthalmic oblique amblyopia examination of the present invention comprises a fixing base 1, a hydraulic rod 2, an arc chin support plate 3, a face self-adaptive fixing device 4, a two-way adjusting device 5 and a triple prism fast fixing device 6, wherein the hydraulic rod 2 is fixedly connected to the fixing base 1, the arc chin support plate 3 is arranged at the upper end of the hydraulic rod 2, the face self-adaptive fixing device 4 is arranged on the fixing base 1 and the arc chin support plate 3, the upper wall of the fixing base 1 is provided with a push chute 7, the two-way adjusting device 5 is slidably engaged in the push chute 7, the triple prism fast fixing device 6 is arranged above the two-way adjusting device 5, the two-way adjusting device 5 comprises a push support rod 8, a limit rod 9, a rotary adjusting screw 10 and a sliding plate 11, the push support rod 8 is slidably engaged in the push chute 7, the limiting rod 9 and the rotating adjusting screw 10 are rotatably arranged on the pushing support rod 8, the side wall of the sliding plate 11 is provided with a screw hole 12 and a limiting through hole 13, the rotating adjusting screw 10 is in threaded engagement with the screw hole 12, the limiting rod 9 is slidably arranged in the limiting through hole 13, the prism rapid fixing device 6 is arranged above the sliding plate 11, the prism rapid fixing device 6 comprises a rotating shaft 14, an upper prism clamping groove 15, a lower prism clamping groove 16, a lower fixing plate 17, a sliding rod 18, a self-fastening spring 19 and an upper fixing plate 20, the rotating shaft 14 is rotatably arranged at the upper end of the sliding plate 11, the upper prism clamping groove 15 is rotatably arranged at the upper end of the rotating shaft 14, the lower fixing plate 17 is fixedly arranged on the side wall of the sliding plate 11 far away from the pushing support rod 8, the sliding rod 18 is fixedly arranged on the upper wall of the lower fixing plate 17, from fastening spring 19 locating between upper fixed plate 20 and lower fixed plate 17, triangular prism draw-in groove 16 rotates down and locates 20 lower walls of upper fixed plate, and triangular prism draw-in groove 16 locates right above last triangular prism draw-in groove 15 down, and the cross section of lower triangular prism draw-in groove 16 and the cross section of last triangular prism draw-in groove 15 are setting up such as congruent, and lower triangular prism draw-in groove 16 and last triangular prism draw-in groove 15 are the triangular cavity setting that one side opening set up.

Wherein, the face self-adaptive fixing device 4 comprises a face limiting plate 29, a self-adaptive sliding rod 30, a fixing spring 31 and a pushing roller 32, the upper wall of the fixing base 1 is symmetrically provided with face fixing chutes 33, the face fixing chutes 33 are symmetrically arranged on both sides of the hydraulic rod 2, the face fixing chutes 33 are vertically arranged with the pushing chute 7, the self-adaptive sliding rod 30 is slidably clamped in the face fixing chutes 33, the fixing spring 31 is arranged between one end side wall of the face fixing chute 33 far away from the hydraulic rod 2 and the self-adaptive sliding rod 30, the pushing roller 32 is arranged on the upper end of the self-adaptive sliding rod 30, the face limiting plate 29 is symmetrically hinged on both sides of the arc chin supporting plate 3, the pushing roller 32 is in contact with the lower wall of the arc chin supporting plate 3, the upper walls of the arc chin supporting plate 3 and the face limiting plate 29 are provided with a flexible cushion layer 21, the rotating adjusting screw 10 comprises a left rotating adjusting screw 22 and a right rotating adjusting, the sliding plate 11 comprises a left sliding plate 24 and a right sliding plate 25, the left-hand adjusting screw 22 and the right-hand adjusting screw 23 are symmetrically arranged on two sides of the pushing support rod 8, the left sliding plate 24 is slidably arranged on the left-hand adjusting screw 22 and the limiting rod 9, the right sliding plate 25 is slidably arranged on the rotating adjusting screw 10 and the limiting rod 9, the upper fixing plate 20 is provided with a rotating handle 2626, a central shaft part of the rotating handle 26 and a hinged part of the upper prism clamping groove 15 are connected with the upper fixing plate 20, the lower wall of the upper prism clamping groove 15 and the upper wall of the lower prism clamping groove 16 are respectively provided with a flexible buffer cushion 27, the fixing base 1 is provided with a height adjusting switch 28, and the height adjusting switch 28 is electrically connected with the hydraulic rod 2.

When the device is used specifically, a patient pulls the face limiting plate 29 aside and places the chin on the arc-shaped chin supporting plate 3, the face limiting plate 29 is loosened, the fixing spring 31 pushes the self-adaptive sliding rod 30 to slide along the face fixing chute 33 in the direction close to the hydraulic rod 2 under the action of the elastic force, the self-adaptive sliding rod 30 drives the pushing roller 32 to move in the direction close to the hydraulic rod 2 so as to push the face limiting plates 29 on the two sides of the arc-shaped chin supporting plate 3 to be close to limit the face of the patient, the face of the patient is conveniently fixed in the face limiting plate 29, the patient is prevented from shaking around during examination, the accuracy of an examination result is ensured, the pushing supporting rod 8 is pushed along the pushing chute 7 so as to drive the prism quick fixing device 6 to be close to the inclined eye of the patient, the pushing is stopped when the prism is close to the eye of the patient, the rotating, rotate adjusting screw 10 and drive sliding plate 11 and move along rotating adjusting screw 10 and gag lever post 9 and wait that prism quick fixation device 6 moves to patient's oblique eye dead ahead, stop to revolve soon and rotate adjusting screw 10, upwards stimulate upper fixed plate 20 and drive prism draw-in groove 15 and upwards move, place the prism in prism draw-in groove 16 down, loosen upper fixed plate 20, from setting up spring 19 and drive upper fixed plate 20 and move down along slide bar 18 and be close to lower fixed plate 17, upper fixed plate 20 drives prism draw-in groove 15 and move down and be close to the prism and fix the prism fast in upper prism draw-in groove 15 and lower prism draw-in groove 16, be difficult for droing and stability is high, rotate handle 26 through stirring and drive prism draw-in groove 15 and rotate, thereby upper prism draw-in groove 15 drives prism and lower prism draw-in groove 16 and rotate and be convenient for adjust the prism and detect the angle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an ophthalmology is prism mount for weak sight inspection to one side which characterized in that: the device comprises a fixed base, a hydraulic rod, an arc chin support plate, a face self-adaptive fixing device, a two-way adjusting device and a triple prism quick fixing device, wherein the hydraulic rod is fixedly connected on the fixed base, the arc chin support plate is arranged at the upper end of the hydraulic rod, the face self-adaptive fixing device is arranged on the fixed base and the arc chin support plate, the upper wall of the fixed base is provided with a pushing chute, the two-way adjusting device is clamped in the pushing chute in a sliding manner, the triple prism quick fixing device is arranged above the two-way adjusting device, the two-way adjusting device comprises a pushing support rod, a limiting rod, a rotating adjusting screw rod and a sliding plate, the pushing support rod is clamped in the pushing chute in a sliding manner, the limiting rod and the rotating adjusting screw rod are rotatably arranged on the pushing support rod, the side wall of the sliding plate is provided with a screw hole and, the limiting rod is arranged in the limiting through hole in a sliding mode, the sliding plate is arranged on the rotating adjusting screw rod and the limiting rod in a sliding mode through the limiting through hole and the screw hole, the prism quick fixing device is arranged above the sliding plate and comprises a rotating shaft, an upper prism clamping groove, a lower fixing plate, a sliding rod, a self-fixing spring and an upper fixing plate, the rotating shaft is rotatably arranged at the upper end of the sliding plate, the upper prism clamping groove is rotatably arranged at the upper end of the rotating shaft, the lower fixing plate is fixedly connected to the side wall, away from the pushing supporting rod, of the sliding plate, the sliding rod is fixedly connected to the upper wall of the lower fixing plate, the upper fixing plate is slidably arranged on the sliding rod, the self-fixing spring is arranged between the upper fixing plate and the lower fixing plate, the lower prism clamping groove is rotatably arranged at the, the cross section of lower prism draw-in groove and the cross section of last prism draw-in groove are setting for congruent, and lower prism draw-in groove and last prism draw-in groove are the triangular cavity setting that one side opening set up.

2. The prism holder for ophthalmic amblyopia of claim 1, wherein: face's self-adaptation fixing device includes limiting plate, self-adaptation sliding rod, fixed spring and the push roller of face, unable adjustment base upper wall symmetry is equipped with face's fixed spout, the both sides of hydraulic stem are located to face's fixed spout symmetry, and face's fixed spout sets up with promoting the spout is perpendicular, self-adaptation sliding rod slip joint is located in face's fixed spout, fixed spring locates face's fixed spout and keeps away from between the one end lateral wall of hydraulic stem and the self-adaptation sliding rod, the push roller is located self-adaptation sliding rod upper end, the articulated arc chin backup pad both sides of locating of limiting plate symmetry of face, push roller and arc chin backup pad lower wall touch joint.

3. The triple prism holder for ophthalmic amblyopia of claim 2, wherein: and flexible cushion layers are arranged on the upper walls of the arc-shaped chin supporting plate and the face limiting plate.

4. The prism holder for ophthalmic amblyopia of claim 1, wherein: the rotating adjusting screw comprises a left rotating adjusting screw and a right rotating adjusting screw, the sliding plate comprises a left sliding plate and a right sliding plate, the left rotating adjusting screw and the right rotating adjusting screw are symmetrically arranged on two sides of the pushing supporting rod, the left sliding plate is arranged on the left rotating adjusting screw and the limiting rod in a sliding mode, and the right sliding plate is arranged on the right rotating adjusting screw and the limiting rod in a sliding mode.

5. The prism holder for ophthalmic amblyopia of claim 1, wherein: the upper fixing plate is provided with a rotating handle, and the central shaft part of the rotating handle and the upper triangular prism clamping groove are connected with the hinged part of the upper fixing plate.

6. The prism holder for ophthalmic amblyopia of claim 1, wherein: and flexible buffer cushions are respectively arranged on the lower wall of the upper triangular prism clamping groove and the upper wall of the lower triangular prism clamping groove.

7. The prism holder for ophthalmic amblyopia of claim 1, wherein: and the fixed base is provided with a height adjusting switch, and the height adjusting switch is electrically connected with the hydraulic rod.