CN111657854A

CN111657854A - Intraocular pressure instrument

Info

Publication number: CN111657854A
Application number: CN202010595693.9A
Authority: CN
Inventors: 龚雁; 王正才; 王伟智
Original assignee: Ningbo Eye Hospital
Current assignee: Ningbo Eye Hospital
Priority date: 2020-06-25
Filing date: 2020-06-25
Publication date: 2020-09-15

Abstract

The invention belongs to the technical field of medical instruments, in particular to an intraocular pressure instrument which comprises an upper shell, an automatic adjusting mechanism, a patch adjusting mechanism and a protective mechanism, wherein the lower half section of the interior of the upper shell is provided with two groups of limit bolts, the front surface of the upper shell is provided with a detection probe, the interior of the upper shell is provided with the automatic adjusting mechanism and the patch adjusting mechanism, the protective mechanism is arranged above the detection probe, a patch is attached to the forehead of a detection person, one end of the device is pressed, so that the relative position between a movable rod sleeve and a connecting rod is changed, when the movable rod sleeve moves to a certain degree by virtue of a convex ring, the movable rod sleeve is stressed by a spring, so that the position of one end of each group of movable rod sleeves is different, the patch can be completely attached to the forehead of the detection person, the intraocular pressure detection of the device carried by one hand of an, the pressure of the device on the hand of an operator can be reduced, and the handling capacity of the operator on the device is improved.

Description

Intraocular pressure instrument

Technical Field

The invention belongs to the technical field of medical instruments, and particularly relates to an intraocular pressure instrument.

Background

The intraocular pressure detection method is to detect intraocular pressure through medical equipment and medical methods, and the existing detection equipment mainly comprises a tonometer which is usually composed of a corneal shape change generator, a corneal deformation measurement system or a corneal contact device and a pressure change sensor and is used for measuring intraocular pressure.

Common products are tonometers, non-contact tonometers, hand-held applanation tonometers, contact piezoelectric tonometers, rebound tonometers, indentation tonometers, and the like, as disclosed in chinese patent literature under application No.: 201110091414.6, application publication No. 2011.09.14 entitled "method for measuring intraocular pressure and tonometer", describes a method for detecting intraocular pressure.

The SW-500 hand-held rebound tonometer can detect the eye pressure.

The existing tonometer has the following defects:

1. the distance from the probe to the eyeball is detected by the instrument, and the automatic adjustment cannot be carried out according to the face shape of the patient;

2. when the handheld tonometer is used, an operator detects a patient for a long time, and the operator loses control over the tonometer easily during detection;

3. when the tonometer is used for detecting different people, the contact end on the tonometer is inconvenient to replace and disinfect.

Disclosure of Invention

To solve the problems set forth in the background art described above. The invention provides an tonometer.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an intraocular pressure appearance, includes casing, automatic regulating mechanism, paster adjustment mechanism and protection machanism, the below of going up the casing is provided with the handle, the inside second section of going up the casing is provided with two sets of spacing bolts, the back of going up the casing is provided with the test probe switch, the front of going up the casing is provided with test probe, the inside of going up the casing is provided with automatic regulating mechanism and paster adjustment mechanism, test probe's top is provided with protection machanism.

As a further improvement of the technical scheme, the upper shell and the grip are of an integrated structure, and the detachable battery is installed inside the grip.

As a further improvement of the above technical scheme, automatically regulated mechanism includes switch, apart from inductor, treater, servo motor, connecting piece and spacing hole, switch installs go up the back of casing, it installs apart from the inductor go up the front of casing, it is located apart from the inductor detect the probe top, the inside of going up the casing is fixed with the treater, it is fixed with servo motor to go up casing back inner wall, servo motor's the function is served and is installed the connecting piece, the one end fixed mounting of connecting piece has detect the probe, spacing hole has been seted up to the both sides of connecting piece, the internally mounted in spacing hole has spacing bolt.

As a further improvement of the above technical solution, the power switch, the distance sensor, the processor and the servo motor are electrically connected.

As a further improvement of the technical scheme, the cross section of the connecting piece is in a shape like a Chinese character 'tu', the connecting piece passes through the limiting hole and forms a sliding structure with the limiting bolt, the connecting piece is provided with a threaded hole, and the connecting piece is in threaded connection with the servo motor through the threaded hole.

As a further improvement of the above technical scheme, paster adjustment mechanism includes connecting rod, spring, movable rod cover, bulge loop and spout, it is fixed with three connecting rods of group side by side to go up the first section in inside of casing, the loop-wound installs the spring on the connecting rod, the one end of spring is fixed on the inner wall of last casing, the other end of spring is fixed on the bulge loop, the positive movable mounting who goes up the casing has the movable rod cover, the movable rod cover is located the one end of the inside of going up the casing is fixed with the bulge loop, the spout has been seted up to the one end inside of movable rod cover, the internally mounted of spout has the one end of connecting rod.

As a further improvement of the above technical solution, the distances between the adjacent connecting rods are the same, the sectional dimensions of the connecting rods are the same as those of the sliding grooves, and the connecting rods form a sliding structure through the sliding grooves and the movable rod sleeves.

As a further improvement of the technical scheme, the movable rod sleeve and the convex ring are of an integrated structure, the diameter of the section of the convex ring is larger than that of the outer ring of the spring, three groups of through holes are formed in the front face of the upper shell, and the movable rod sleeve passes through the spring and forms a telescopic structure with the upper shell.

As a further improvement of the above technical scheme, the protection mechanism comprises a patch, a connecting block and a clamping groove, the patch is made of soft rubber, the patch is installed on the movable rod sleeve, three groups of annular connecting blocks are fixed inside the patch, the clamping groove is formed in the center of the connecting block, and the movable rod sleeve is installed inside the connecting block.

As a further improvement of the technical scheme, the patch forms a detachable structure through the connection block and the movable rod sleeve, and the overlooking shape of the patch is an arc-shaped structure.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to an intraocular pressure instrument, which comprises an upper shell, an automatic adjusting mechanism, a patch adjusting mechanism and a protection mechanism, wherein a handle is arranged below the upper shell, two groups of limit bolts are arranged at the lower half section inside the upper shell, a detection probe switch is arranged on the back surface of the upper shell, a detection probe is arranged on the front surface of the upper shell, the automatic adjusting mechanism and the patch adjusting mechanism are arranged inside the upper shell, and the protection mechanism is arranged above the detection probe.

1. Along with the movement between the upper shell and a detector, the distance sensor detects that the distance from the distance sensor to an eyeball is changed differently, information is transmitted to the processor through the change of the position, the servo motor is controlled to rotate forwards and backwards through the processor, a limiting hole and a limiting bolt which are formed in the connecting piece are matched for use, when the servo motor operation end rotates to control the connecting piece to move, only horizontal sliding can be carried out, and therefore the position of the detection probe is changed, when the detection position of the distance sensor is not changed, a signal is sent to the processor, the servo motor is controlled to stop rotating through the processor, and the detection probe is enabled to move to the position near the eyeball of the detector accurately;

2. the paster is attached to the forehead of a detector, one end of the device is pressed, the movable rod sleeve slides on the connecting rod through the sliding groove, the relative position between the movable rod sleeve and the connecting rod is changed, the movable rod sleeve is stressed by the pressure of the spring when moving to a certain degree by means of the convex ring under the action of the spring, the positions of one ends of each group of movable rod sleeves are different, the paster can be completely attached to the forehead of the detector, intraocular pressure detection of the single-hand held device of the operator is avoided, the pressure of the device on the hand of the operator can be reduced by attaching the paster to the forehead of the detector, and the handling capacity of the operator on the device is improved;

3. every group paster laminating measurement personnel uses the back, can dismantle the paster down, changes disinfection's paster after, makes to be connected between paster and the movable rod cover through utilizing the draw-in groove of seting up on the connecting block, with the fixed back of new nontoxic aseptic paster installation, measurement personnel can play the guard action to measurement personnel when using, avoids last measurement personnel to take place the bacterial infection.

Drawings

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:

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the upper housing of the present invention;

FIG. 3 is a schematic cross-sectional view of a patch adjustment mechanism of the present invention;

FIG. 4 is a schematic diagram of an automatic adjustment control flow chart according to the present invention.

In the figure: 1. an upper housing; 2. a grip; 3. a limit bolt; 4. detecting a probe switch; 5. detecting a probe; 6. an automatic adjustment mechanism; 601. a power switch; 602. a distance sensor; 603. a processor; 604. a servo motor; 605. a connecting member; 606. a limiting hole; 7. a patch adjustment mechanism; 701. a connecting rod; 702. a spring; 703. a movable rod sleeve; 704. a convex ring; 705. a chute; 8. a protection mechanism; 801. pasting a piece; 802. connecting blocks; 803. a clamping groove.

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.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides an intraocular pressure appearance, includes casing 1, automatic regulating mechanism 6, paster adjustment mechanism 7 and protection machanism 8, and the below of going up casing 1 is provided with handle 2, and the half section is provided with two sets of spacing bolts 3 under the inside of going up casing 1, and the back of going up casing 1 is provided with test probe switch 4, and the front of going up casing 1 is provided with test probe 5, and the inside of going up casing 1 is provided with automatic regulating mechanism 6 and paster adjustment mechanism 7, and test probe 5's top is provided with protection machanism 8.

Further, go up formula structure as an organic whole between casing 1 and the handle 2, the internally mounted of handle 2 has the removable battery, through the inside battery that sets up of handle 2, for the integrated device provides the power, and then makes the integrated device can work, can detect the intraocular pressure.

Further, automatic regulating mechanism 6 includes switch 601, apart from inductor 602, treater 603, servo motor 604, connecting piece 605 and spacing hole 606, switch 601 installs the back at last casing 1, it installs the front at last casing 1 apart from inductor 602, it is located 5 tops of test probe to go up inductor 602, the inside of going up casing 1 is fixed with treater 603, it is fixed with servo motor 604 to go up casing 1 back inner wall, install connecting piece 605 on servo motor 604's the operation end, the one end fixed mounting of connecting piece 605 has test probe 5, spacing hole 606 has been seted up to the both sides of connecting piece 605, the internally mounted of spacing hole 606 has spacing bolt 3.

Furthermore, the power switch 601, the distance sensor 602, the processor 603 and the servo motor 604 are electrically connected, and by pressing the power switch 601, the distance sensor 602, the processor 603 and the servo motor 604 can be powered on, so that the distance sensor 602, the processor 603 and the servo motor 604 can be controlled to work.

Furthermore, the cross section of the connecting piece 605 is in a shape of a Chinese character 'tu', the connecting piece 605 forms a sliding structure through the limiting hole 606 and the limiting bolt 3, the connecting piece 605 is provided with a threaded hole, the connecting piece 605 is in threaded connection with the servo motor 604 through the threaded hole, and the limiting hole 606 and the limiting bolt 3 which are formed in the connecting piece 605 are matched for use, so that the connecting piece 605 can only horizontally slide on the limiting bolt 3, and further the operating end of the servo motor 604 rotates to control the connecting piece 605 to move, thereby changing the position of the detection probe 5.

Further, the patch adjusting mechanism 7 includes a connecting rod 701, a spring 702, a movable rod sleeve 703, a convex ring 704 and a sliding groove 705, the upper half section of the inside of the upper casing 1 is fixed with three groups of connecting rods 701 side by side, the spring 702 is installed around the connecting rod 701, one end of the spring 702 is fixed on the inner wall of the upper casing 1, the other end of the spring 702 is fixed on the convex ring 704, the front movable mounting of the upper casing 1 is provided with the movable rod sleeve 703, one end of the movable rod sleeve 703, which is located inside of the upper casing 1, is fixed with the convex ring 704, the sliding groove 705 is formed inside one end of the movable rod sleeve 703, and one end of the connecting rod 701 is installed.

Further, the distance between adjacent connecting rods 701 is the same, the sectional dimension of the connecting rod 701 is the same as that of the sliding groove 705, the connecting rod 701 forms a sliding structure through the sliding groove 705 and the movable rod sleeve 703, and the movable rod sleeve 703 slides on the connecting rod 701 through the sliding groove 705, so that the relative position between the movable rod sleeve 703 and the connecting rod 701 is changed.

Further, formula structure as an organic whole between activity rod cover 703 and the bulge loop 704, the cross-sectional diameter of bulge loop 704 is greater than the outer lane diameter of spring 702, go up casing 1 and openly seted up three groups of through-holes, activity rod cover 703 passes through and constitutes extending structure between spring 702 and the last casing 1, activity rod cover 703 passes through the through-hole and slides on last casing 1, and under the effect of spring 702, when making activity rod cover 703 remove certain degree with the help of bulge loop 704, can receive the pressure of spring 702, and then make the position diverse of every group activity rod cover 703 one end.

Further, the protection mechanism 8 includes a patch 801, a connecting block 802 and a clamping groove 803, the patch 801 is made of soft rubber, the patch 801 is mounted on the movable rod sleeve 703, three groups of annular connecting blocks 802 are fixed inside the patch 801, the clamping groove 803 is formed in the center of the connecting block 802, and one end of the movable rod sleeve 703 is mounted inside the connecting block 802.

Further, the patch 801 forms a detachable structure between the connecting block 802 and the movable rod sleeve 703, the overlooking shape of the patch 801 is an arc-shaped structure, the patch 801 and the movable rod sleeve 703 are connected through the clamping groove 803 formed in the connecting block 802, after each group of patches 801 is attached to a tester and used, the patches 801 can be detached, the sterilized patches 801 are replaced for use, and the non-toxic and sterile patches 801 are used to protect the tester.

The working principle and the using process of the invention are as follows: firstly, when the examiner carries out formal examination, the eyes are closed, the patch 801 and the movable rod sleeve 703 are connected by utilizing the clamping groove 803 arranged on the connecting block 802, after the patch 801 is installed and fixed, the power switch 601 is opened, the power circuit stored in the handle 2 is connected, one end of the device is pressed by attaching the patch 801 to the forehead of the examiner, the movable rod sleeve 703 slides on the connecting rod 701 through the sliding groove 705, so that the relative position between the movable rod sleeve 703 and the connecting rod 701 is changed, under the action of the spring 702, the movable rod sleeve 703 moves to a certain degree by the convex ring 704, and is pressed by the spring 702, so that the positions of one end of each group of movable rod sleeves 703 are different, and at the same time, along with the movement between the upper shell 1 and the examiner, the distance from the eyeball is changed by the distance sensor 602, the information is transmitted to the processor 603 through the change of the position, the servo motor 604 is controlled by the processor 603 to rotate forwards and backwards, the limit hole 606 formed on the connecting piece 605 is matched with the limit bolt 3 for use, so that when the operating end of the servo motor 604 rotates to control the connecting piece 605 to move, only horizontal sliding can be performed, thereby changing the position of the detecting probe 5, when the patch 801 can be completely attached to the forehead of the detecting person, the detecting position of the distance sensor 602 is not changed, sends a signal to the processor 603, controls the servo motor 604 to stop rotating through the processor 603, further, the detecting probe 5 is precisely moved to the vicinity of the eyeball of the detecting person, and when the eye of the detecting person is opened during the formal detection, intraocular pressure detection is carried out on the eyeball through the detection probe 5, after detection is completed, the patch 801 is detached, and the patch 801 is replaced with a new patch 801 to detect the next detection person.

In the description of the present invention, the terms "first", "second", "another", and "yet" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more features. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.

Claims

1. The utility model provides a tonometer, includes casing (1), automatic regulating mechanism (6), paster adjustment mechanism (7) and protection machanism (8), its characterized in that: the improved multifunctional detection device is characterized in that a handle (2) is arranged below the upper casing (1), two groups of limiting bolts (3) are arranged in the lower half section of the interior of the upper casing (1), a detection probe switch (4) is arranged on the back surface of the upper casing (1), a detection probe (5) is arranged on the front surface of the upper casing (1), an automatic adjusting mechanism (6) and a patch adjusting mechanism (7) are arranged in the upper casing (1), and a protection mechanism (8) is arranged above the detection probe (5).

2. The tonometer according to claim 1, wherein: go up casing (1) with formula structure as an organic whole between handle (2), the internally mounted of handle (2) has the removable battery.

3. The tonometer according to claim 1, wherein: the automatic adjusting mechanism (6) comprises a power switch (601), a distance sensor (602), a processor (603), a servo motor (604), a connecting piece (605) and a limit hole (606), the power switch (601) is arranged on the back surface of the upper shell (1), the distance sensor (602) is arranged on the front surface of the upper shell (1), the distance sensor (602) is positioned above the detection probe (5), a processor (603) is fixed in the upper shell (1), a servo motor (604) is fixed on the inner wall of the back of the upper shell (1), a connecting piece (605) is installed on the operation end of the servo motor (604), one end of the connecting piece (605) is fixedly provided with the detecting probe (5), limiting holes (606) are formed in two sides of the connecting piece (605), and the limiting bolts (3) are mounted inside the limiting holes (606).

4. The tonometer according to claim 3, wherein: the power switch (601), the distance sensor (602), the processor (603) and the servo motor (604) are electrically connected.

5. The tonometer according to claim 4, wherein: the cross section of the connecting piece (605) is in a convex shape, the connecting piece (605) passes through the limiting hole (606) and forms a sliding structure with the limiting bolt (3), a threaded hole is formed in the connecting piece (605), and the connecting piece (605) is in threaded connection with the servo motor (604) through the threaded hole.

6. The tonometer according to claim 1, wherein: paster adjustment mechanism (7) are including connecting rod (701), spring (702), movable rod cover (703), bulge loop (704) and spout (705), it is fixed with three groups of connecting rods (701) side by side to go up the first section in inside of casing (1), it has spring (702) to surround on connecting rod (701), the one end of spring (702) is fixed on the inner wall of last casing (1), the other end of spring (702) is fixed on bulge loop (704), the front movable mounting of going up casing (1) has movable rod cover (703), movable rod cover (703) are located the one end of the inside of last casing (1) is fixed with bulge loop (704), spout (705) have been seted up to the one end inside of movable rod cover (703), the internally mounted of spout (705) has the one end of connecting rod (701).

7. The tonometer according to claim 6, wherein: the distance between the adjacent connecting rods (701) is the same, the section size of the connecting rods (701) is the same as that of the sliding grooves (705), and the connecting rods (701) form a sliding structure through the sliding grooves (705) and the movable rod sleeves (703).

8. The tonometer according to claim 6, wherein: the movable rod sleeve (703) and the convex ring (704) are of an integrated structure, the diameter of the section of the convex ring (704) is larger than that of the outer ring of the spring (702), three groups of through holes are formed in the front face of the upper shell (1), and the movable rod sleeve (703) passes through the spring (702) and the upper shell (1) to form a telescopic structure.

9. Tonometer as claimed in claim 1 or 6, characterized in that: protection machanism (8) are including paster (801), connecting block (802) and draw-in groove (803), paster (801) are the flexible glue material, install on activity pole cover (703) paster (801), the inside of paster (801) is fixed with three annular connecting blocks (802) of group, draw-in groove (803) have been seted up to the central point of connecting block (802), the internally mounted of connecting block (802) has the one end of activity pole cover (703).

10. The tonometer according to claim 9, wherein: the patch (801) forms a detachable structure through the connection block (802) and the movable rod sleeve (703), and the patch (801) is of an arc-shaped structure in a top view.