CN219048439U

CN219048439U - Pupil size detection device

Info

Publication number: CN219048439U
Application number: CN202222078563.5U
Authority: CN
Inventors: 陈晓梅
Original assignee: Xiamen Hospital Zhongshan Hospital Fudan University
Current assignee: Xiamen Hospital Zhongshan Hospital Fudan University
Priority date: 2022-08-09
Filing date: 2022-08-09
Publication date: 2023-05-23
Anticipated expiration: 2032-08-09

Abstract

The utility model discloses a pupil size detection device which comprises a cross beam, a nose bridge support, a sliding block, a first connecting handle, a second connecting handle and a measuring lens, wherein the nose bridge support is arranged in the middle of the cross beam, two sliding blocks are respectively arranged on two sides of the nose bridge support on the cross beam, the bottom end of the first connecting handle is fixedly connected to the sliding block, the top end of the first connecting handle is rotatably connected with the bottom end of the second connecting handle, the outer side edge of the measuring lens is rotatably connected with the top end of the second connecting handle, a plurality of pupil rings are arranged on the measuring lens from inside to outside, and an upper eyelid supporting rod and a lower eyelid supporting rod are respectively arranged on the cross beam and positioned on the inner side of the sliding block and used for supporting upper and lower eyelids of a patient.

Description

Pupil size detection device

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a pupil size detection device.

Background

The change of the pupil size is an important index for the change of conditions such as intracranial diseases, drug poisoning and the like, if the pupil diameter is not in a normal range, the increase or decrease of the pupil diameter on two sides and the asymmetry and abnormal reflection or disappearance of the pupil diameter on two sides are all indicated that the nervous system of a patient has corresponding lesions, so that the change condition of the pupil of the patient is often required to be closely observed clinically so as to judge the condition of the patient in time, but in clinical nursing work, the diameter of the measured pupil is usually visually observed, the subjectivity of a visual observation method is strong, the measurement result is often judged according to the experience and visual observation of individuals, the standardization cannot be realized, and the result error is caused by the different observation methods and positions, so that the condition judgment of the patient is influenced, thereby influencing the treatment effect, and increasing great difficulty and inconvenience for the work of related medical staff.

Disclosure of Invention

The present utility model is directed to a pupil size detection apparatus for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a pupil size detection device, includes crossbeam, bridge of the nose support, slider, first connective handle, second connective handle and measures the lens, the bridge of the nose support sets up the middle part of crossbeam, on the crossbeam and be located the both sides of bridge of the nose support are equipped with a slidable slider respectively, the bottom fixed connection of first connective handle is in on the slider, and its top with the bottom of second connective handle rotates to be connected, the outside limit of measuring the lens with the top of second connective handle rotates to be connected, be equipped with a plurality of pupil circles from interior to exterior standard on the measuring lens, on the crossbeam and be located the inboard of slider is equipped with upper eyelid bracing piece and lower eyelid bracing piece and is used for supporting patient's upper eyelid and lower eyelid respectively.

Preferably, symmetrical sliding rails are fixedly arranged on the cross beam and positioned on two sides of the nose bridge support, and sliding grooves which are clamped on the sliding rails in a sliding manner are arranged on the sliding blocks.

Preferably, the top of first connective handle is equipped with first connecting notch, the left and right sides of first connecting notch is equipped with first rotation hole respectively, the bottom of second connective handle is inserted and is established in the first connecting notch, rotate on the first rotation hole and insert and be equipped with first rotation axis, just first rotation axis runs through the second connective handle.

Preferably, the top of second joint lever is equipped with the second connection notch, both sides are equipped with the second rotation hole respectively around the second connection notch, the outside limit of measuring the lens is equipped with and is used for inserting to establish the connecting block in the second connection notch, rotate on the second rotation hole and insert and be equipped with the second rotation axis, just the second rotation axis runs through the connecting block.

Preferably, the nose bridge support comprises a support tube, support legs and a locking mechanism, wherein the support tube is vertically and fixedly arranged in the middle of the cross beam through the locking mechanism, two sides of the support tube are respectively provided with one support leg, and the top ends of the support legs are provided with nose support pressure reducing pads.

Preferably, the pipe wall of stay tube adopts transparent material, and its inside is equipped with the LED fluorescent tube, locking mechanism includes installation cover and locking bolt, the installation cover sets firmly the bottom of stay tube, the top side of installation cover has been seted up and has been supplied the fixed slot that the crossbeam passed, locking bolt is used for with the installation cover locking is in on the crossbeam, be equipped with the battery in the installation cover and be for the power supply of LED fluorescent tube.

Preferably, the top ends of the upper eyelid supporting rod and the lower eyelid supporting rod are respectively provided with a spherical contact head.

Preferably, the cross beam is provided with an internal threaded hole penetrating through the cross beam, and the bottom end of the upper eyelid supporting rod is provided with an external threaded structure matched with the internal threaded hole.

Preferably, the glasses also comprise glasses legs, and two ends of the cross beam are detachably connected with the glasses legs through a magnetic attraction structure.

After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:

1. the pupil size detection device provided by the utility model can accurately measure pupil changes of critical patients without hands contacting pupils, master the first time dynamic state of illness, improve the accuracy of state of illness observation, provide important basis for clinical diagnosis, and simultaneously avoid the increase of infection risk caused by frequent contact of hands with eyes of patients, and is scientific and practical.

2. The pupil size detection device provided by the utility model can be used at home after the patient is recovered, the pupil size is detected without going to a hospital and also in a standard mode, the importance and portability of home care are improved, the pupil size detection device can be reused, and the pupil size detection device is low-carbon, environment-friendly, safe and practical.

3. The utility model provides a pupil size detection device, because a sliding block can slide on a cross beam, a second connecting handle can rotate relative to a first connecting handle under the action of external force, a measuring lens can rotate relative to the second connecting handle under the action of external force, the position of the measuring lens can be adjusted to align with pupils according to eye structures of different patients, and the pupil size measurement can be more accurately carried out.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.

Examples

Referring to fig. 1, the utility model discloses a pupil size detection device, which comprises a beam 1, a nose bridge bracket 2, a sliding block 3, a first connecting handle 4, a second connecting handle 5 and a measuring lens 6, wherein the nose bridge bracket 2 is arranged in the middle of the beam 1, two sliding blocks 3 are respectively arranged on two sides of the beam 1 and positioned on the nose bridge bracket 2, the bottom end of the first connecting handle 4 is fixedly connected on the sliding block 3, the top end of the first connecting handle is rotatably connected with the bottom end of the second connecting handle 5, the outer side edge of the measuring lens 6 is rotatably connected with the top end of the second connecting handle 5, a plurality of pupil rings 61 are arranged on the measuring lens 6 from inside to outside, an upper eyelid supporting rod 7 and a lower eyelid supporting rod 8 are respectively arranged on the beam 1 and positioned on the inner side of the sliding blocks 3 and used for supporting upper and lower eyelid of a patient.

Symmetrical sliding rails 11 are fixedly arranged on the beam 1 and positioned on two sides of the nose bridge support 2, and sliding grooves 31 which are clamped on the sliding rails 11 in a sliding manner are arranged on the sliding blocks 3.

The top of first connective handle 4 is equipped with first connective notch 41, and the left and right sides of first connective notch 41 is equipped with first rotatory hole respectively, and the bottom of second connective handle 5 is inserted and is established in first connective notch 41, rotates on the first rotatory hole and inserts and be equipped with first rotation axis 42, and first rotation axis 42 runs through second connective handle 5.

The top of the second connecting handle 5 is provided with a second connecting notch 51, the front side and the rear side of the second connecting notch 51 are respectively provided with a second rotating hole, the outer side edge of the measuring lens 6 is provided with a connecting block 62 which is used for being inserted into the second connecting notch 51, the second rotating hole is rotatably inserted with a second rotating shaft 52, and the second rotating shaft 52 penetrates through the connecting block 62.

The nose bridge support 2 comprises a support tube 21, support legs 22 and a locking mechanism 23, wherein the support tube 21 is vertically and fixedly arranged in the middle of the cross beam 1 through the locking mechanism 23, two sides of the support tube 21 are respectively provided with the support legs 22, and the top ends of the support legs 22 are provided with nose pad decompression pads 24.

The pipe wall of stay tube 21 adopts transparent material, like transparent rubber, and its inside is equipped with the LED fluorescent tube (not shown in the figure), and locking mechanism 23 includes installation cover 231 and locking bolt 232, and the bottom of stay tube 21 is set firmly to installation cover 231, and the fixed slot 233 that supplies the crossbeam to pass is seted up to the top side of installation cover 231, and locking bolt 232 is used for locking installation cover 231 on crossbeam 1, is equipped with the battery in the installation cover 231 and supplies power for the LED fluorescent tube.

The slider 3 can slide on crossbeam 1, and second connective handle 5 can rotate relative first connective handle 4 under the exogenic action, and measuring lens 6 can rotate relative second connective handle 5 under the exogenic action, can adjust the position alignment pupil of measuring lens 6 according to different patient's eye structure, more accurate pupil size measurement that carries out. After the use is finished, the first rotary shaft 42 and the second rotary shaft 52 can be rotated to pull out the first rotary shaft 42 and the second rotary shaft 52 from the first rotary hole and the second rotary hole respectively, so that the first connecting handle 4 is separated from the second connecting handle 5, the measuring lens 6 is separated from the second connecting handle 5, and the measuring lens 6 is repeatedly used after being soaked in alcohol for disinfection.

The measuring lens 6 is a high-permeability lens, is transparent, is convenient for observing the change of the pupil to light reflection, and is provided with a plurality of pupil rings 61 from inside to outside and from 1mm to 2mm to 6mm.

The top ends of the upper eyelid supporting rod 7 and the lower eyelid supporting rod 8 are respectively provided with a spherical contact head 9.

The crossbeam 1 is provided with an internal thread hole 12 penetrating through the crossbeam 1, the bottom end of the upper eyelid supporting rod 7 is provided with an external thread structure matched with the internal thread hole 12, and according to the upper eyelid height and the position of different patients, the insertion position of the external thread structure on the internal thread hole 12 is adjusted by rotating the upper eyelid supporting rod 7, and the extension length of the upper eyelid supporting rod 7 is adjusted to enable the upper eyelid supporting rod to better support the upper eyelid.

The glasses leg is used for being fixed behind the ears of a patient, and the cross beam is fixedly supported on eyes in a matched mode to perform pupil measurement.

The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims

1. A pupil size detection device, characterized in that: including crossbeam, bridge of the nose support, slider, first connective handle, second connective handle and measurement lens, bridge of the nose support sets up the middle part of crossbeam, on the crossbeam and be located the both sides of bridge of the nose support are equipped with a slidable slider respectively, the bottom fixed connection of first connective handle is in on the slider, and its top with the bottom of second connective handle rotates to be connected, the outside limit of measurement lens with the top of second connective handle rotates to be connected, be equipped with a plurality of pupil circles from interior to external standard on the measurement lens, just be located on the crossbeam the inboard of slider is equipped with upper eyelid bracing piece and lower eyelid bracing piece and is used for supporting patient's upper eyelid and lower eyelid respectively.

2. A pupil size detection apparatus as claimed in claim 1, characterized in that: symmetrical sliding rails are fixedly arranged on the cross beam and positioned on two sides of the nose bridge support, and sliding grooves which are clamped on the sliding rails in a sliding manner are arranged on the sliding blocks.

3. A pupil size detection apparatus as claimed in claim 1, characterized in that: the top of first connective handle is equipped with first connecting notch, the left and right sides of first connecting notch is equipped with first rotatory hole respectively, the bottom of second connective handle is inserted establish in the first connecting notch, rotate on the first rotatory hole and insert and be equipped with first rotation axis, just first rotation axis runs through the second connective handle.

4. A pupil size detection apparatus as claimed in claim 1, characterized in that: the top of second connective handle is equipped with the second connecting notch, both sides are equipped with the second rotation hole respectively around the second connecting notch, the outside limit of measuring the lens is equipped with and is used for inserting to establish the connecting block in the second connecting notch, rotate on the second rotation hole and insert and be equipped with the second rotation axis, just the second rotation axis runs through the connecting block.

5. A pupil size detection apparatus as claimed in claim 1, characterized in that: the nose bridge support comprises a support tube, support legs and a locking mechanism, wherein the support tube is vertically and fixedly arranged in the middle of the cross beam through the locking mechanism, two sides of the support tube are respectively provided with one support leg, and the top ends of the support legs are provided with nose support pressure reducing pads.

6. A pupil size detection apparatus as defined in claim 5, wherein: the utility model discloses a LED lamp tube, including the support tube, the pipe wall of support tube adopts transparent material, and its inside is equipped with the LED fluorescent tube, locking mechanism includes installation cover and locking bolt, the installation cover sets firmly the bottom of support tube, the top side of installation cover has been seted up and has been supplied the fixed slot that the crossbeam passed, locking bolt is used for with the installation cover locking is in on the crossbeam, be equipped with the battery in the installation cover and be for the LED fluorescent tube power supply.

7. A pupil size detection apparatus as claimed in claim 1, characterized in that: the top ends of the upper eyelid supporting rod and the lower eyelid supporting rod are respectively provided with a spherical contact head.

8. A pupil size detection apparatus as claimed in claim 1, characterized in that: the cross beam is provided with an internal threaded hole penetrating through the cross beam, and the bottom end of the upper eyelid supporting rod is provided with an external threaded structure matched with the internal threaded hole.

9. A pupil size detection apparatus as claimed in claim 1, characterized in that: the glasses also comprise glasses legs, and two ends of the cross beam are detachably connected with the glasses legs through magnetic attraction structures.