CN113288048A - Ophthalmic function inspection device based on slit lamp platform - Google Patents
Ophthalmic function inspection device based on slit lamp platform Download PDFInfo
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- CN113288048A CN113288048A CN202110673126.5A CN202110673126A CN113288048A CN 113288048 A CN113288048 A CN 113288048A CN 202110673126 A CN202110673126 A CN 202110673126A CN 113288048 A CN113288048 A CN 113288048A
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- air bag
- inflating
- slit
- supporting air
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
- A61B3/13—Ophthalmic microscopes
- A61B3/135—Slit-lamp microscopes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0016—Operational features thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
- A61B3/0083—Apparatus for testing the eyes; Instruments for examining the eyes provided with means for patient positioning
Abstract
The invention provides an ophthalmic function inspection device based on a slit lamp platform, which comprises: the device comprises a support frame, a support air bag, an inflating device and a control system; the support frame is used for fixing the upper eyelid part and the lower eyelid part of a person to be examined; the supporting air bag is used for expanding the upper eyelid and the lower eyelid of the eye of the person to be examined and reaching a preset position after being inflated; the inflation device is used for inflating and deflating the support air bag; the control system is connected with the supporting air bag and the inflating device and is used for controlling and operating the inspection device. The examination device does not need a doctor to contact the periphery of the affected eye with hands to prop open the eyes of the patient, and the doctor can concentrate on the operation of the slit-lamp microscope and improve the sanitation degree during examination.
Description
Technical Field
The invention relates to the technical field of ophthalmic examination equipment. In particular to an ophthalmic function inspection device based on a slit lamp platform.
Background
The slit-lamp microscope is an important instrument which is not necessary to be few in ophthalmologic examination, is also the first extensive basic instrument for ophthalmologic routine examination, and is required to be forcibly configured in industries and countries such as ophthalmologic diagnosis and treatment, ophthalmologic health care, optometry lens matching and the like. Throughout the world, from the smallest otolaryngological clinic to the large eye hospitals to the top-grade eye disease research institutions, ophthalmic slit-lamp microscopes are the most basic devices for examining the eyelids, conjunctiva, sclera, cornea, anterior chamber, iris, pupil, lens and anterior 1/3 vitreous body to determine the location, nature, size and depth of lesions.
In the examination process, an examining doctor controls the slit lamp platform to move on a plane in multiple directions through the control rod; meanwhile, the proper illumination angle is adjusted by rotating the slit lamp holder, and the characterization conditions of each local area and depth direction of the eyes of the patient are checked. Inevitably, however, the patient's eye is not held large enough to allow the doctor to clearly examine difficult-to-reach areas, and the doctor can only manipulate the microscope with one hand and hold the patient's eyelid with his fingers and hold the patient's eyelid large enough to perform the observation in the microscope. In the process, a doctor needs to control the operation of the other hand on the eyelid of the patient in addition to the microscope, so that deviation, such as observation error or discomfort of the patient, is easy to occur in the process; on the other hand, although the physician should wear the glove all the way through for examination, contact on the limb can still be visually or actually a sanitary concern.
In the current technical scheme, CN112137574, CA3098237, CN111887805 and JP2020157041 make a plurality of improvement suggestions for the slit lamp from the lamp light, the platform or the focusing device, but still cannot deal with the problem that the eyes cannot observe in some observation dead angles. The invention is therefore particularly developed and proposes a constructive solution.
Disclosure of Invention
The invention aims to provide an ophthalmologic function inspection device based on a slit lamp platform, aiming at the operation mode that a doctor needs to directly touch the eyelid part of a patient by hands to pull in the slit lamp using process.
In order to overcome the defects of the prior art, the invention adopts the following technical scheme:
an ophthalmic function inspection device based on a slit-lamp platform comprises a support frame, a support air bag, an inflating device and a control system; the support frame is used for fixing the upper eyelid part and the lower eyelid part of a person to be examined; the supporting air bag is used for expanding the upper eyelid and the lower eyelid of the eye of the person to be examined and reaching the preset position after being inflated; the inflation device is used for inflating and deflating the support air bag; the control system is connected with the supporting air bag and the inflating device and is used for controlling and operating the inspection device;
the support frame is provided with an inner layer structure and an outer layer structure; the inner structure is a rigid metal sheet or a metal wire, is processed into a certain radian through a bending process and is attached to the radian of the eye frame as far as possible; the outer structure is made of flexible fabric; the outer structure completely wraps the inner structure, and the inner structure is required to be invisible from the outside;
the supporting air bag is made of flexible rubber, resin or nano materials; the air bags are filled with air or inert gas for filling and forming the supporting air bags; the air bag is provided with a stop valve for filling and discharging gas;
the number of the supporting air bags is one or more than one; the shape of the one or more supporting air bags changes along with the volume of the inflating air quantity; the supporting air bags are contacted with the upper eyelid and the lower eyelid and pull the upper eyelid and the lower eyelid to move to the periphery;
a pressure sensor can be arranged in the supporting air bag and used for monitoring the air pressure value in the supporting air bag; the pressure sensor is connected to the control module through an electronic circuit and used for uploading a monitoring value obtained by the pressure sensor to the control module;
the inflation device drives an internal motor by switching on a power supply to compress, store and convey gas; the inflating device is connected with the supporting air bag through a conveying pipeline and inflates or sucks air into the air bag through the conveying pipeline;
the control system comprises a single chip microcomputer chip and a memory; the control system is connected with the inflating device and controls the inflating and deflating amount of the inflating device by controlling the current of the inflating device or the opening degree of a gas valve; further, the control system may be connected to pressure sensors located in one or both of the interior of the support balloon, the interior of the delivery line, for monitoring the pressure level within the device and programmatically controlling the operation of inflation and deflation;
the control system comprises a set of control programs; the control program can adopt a screen operation interface form to control the filling degree of the supporting air bag; the control program can adopt a form of physical key or rocker operation to control the filling degree of the supporting air bag;
before each use of the examination apparatus, the support air bag is first wrapped with a disposable sanitary film cover and then brought into contact with the patient.
The beneficial effects obtained by the invention are as follows:
1. the examination device adopts a mechanical auxiliary operation mode, so that a doctor can concentrate on the observation action on the microscope, and excessive distraction operation is avoided;
2. the examination device of the invention adopts the displacement control of stepless control, and can fix the eyes of the patient at different opening degrees according to the requirements of doctors;
3. the invention considers the sanitary factor and the comfortable clothes of the patient, and can adopt a mode of one-time contact parts or replacing contact materials to improve the use feeling of the user;
4. the modular components adopted by the invention can be conveniently upgraded and reset after the technology is promoted in the future, and the workload of replacement is greatly reduced.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic layout of the inspection apparatus;
FIG. 2 is a schematic diagram of the system structure of the inspection apparatus;
FIG. 3 is a schematic layout view of embodiment 2 of the inspection apparatus;
FIG. 4 is a schematic layout view of embodiment 3 of the inspection apparatus;
FIG. 5 is a schematic view of a control panel of the inspection apparatus;
the reference numbers illustrate: 101-upper support airbag; 102-a lower support bladder; 103-a support frame; 104-a stop valve; 105-ventilation ducts and control lines; 106-forehead support; 201. 202, 203-the plurality of air cells; 211. 212, 213-pressure sensors in the balloon; 204-an inflator; 205-a control system; 206-slit-lamp platform; 401-a stop valve; 402-ventilation ducts and control lines.
Detailed Description
In order to make the technical solution and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the embodiments thereof; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or assembly referred to must have a specific orientation.
The first embodiment is as follows:
referring to fig. 1, the ophthalmic function inspection device based on the slit lamp platform comprises a support frame, a support air bag, an inflating device and a control system; the support frame is used for fixing the upper eyelid part and the lower eyelid part of a person to be examined; the supporting air bag is used for expanding the upper eyelid and the lower eyelid of the eye of the person to be examined and reaching the preset position after being inflated; the inflation device is used for inflating and deflating the support air bag; the control system is connected with the supporting air bag and the inflating device and is used for controlling and operating the inspection device;
the support frame is provided with an inner layer structure and an outer layer structure; the inner structure is a rigid metal sheet or a metal wire, is processed into a certain radian through a bending process and is attached to the radian of the eye frame as far as possible; the outer structure is made of flexible fabric; the outer structure completely wraps the inner structure, and the inner structure is required to be invisible from the outside;
the supporting air bag is made of flexible rubber, resin or nano materials; the air bags are filled with air or inert gas for filling and forming the supporting air bags; the air bag is provided with a stop valve for filling and discharging gas;
a pressure sensor can be arranged in the supporting air bag and used for monitoring the air pressure value in the supporting air bag; the pressure sensor is connected to the control module through an electronic circuit and used for uploading a monitoring value obtained by the pressure sensor to the control module;
the inflation device drives an internal motor by switching on a power supply to compress, store and convey gas; the inflating device is connected with the supporting air bag through a conveying pipeline and inflates or sucks air into the air bag through the conveying pipeline;
the control system comprises a single chip microcomputer chip and a memory; the control system is connected with the inflating device and controls the inflating and deflating amount of the inflating device by controlling the current of the inflating device or the opening degree of a gas valve; further, the control system may be connected to pressure sensors located in one or both of the interior of the support balloon, the interior of the delivery line, for monitoring the pressure level within the device and programmatically controlling the operation of inflation and deflation;
the control system comprises a set of control programs; the control program can adopt a screen operation interface form to control the filling degree of the supporting air bag; the control program can adopt a form of physical key or rocker operation to control the filling degree of the supporting air bag;
in the embodiment, the number of the supporting air bags is one upper eyelid and one lower eyelid; before each use of the present examination apparatus: 1. firstly, completely wrapping the supporting air bag by a disposable sanitary film sleeve; 2. the patient places the lower jaw on a lower jaw seat of the slit lamp platform; 3. the forehead of the patient is pressed against the forehead support forwards; 4. the doctor adjusts the support frame so that the support frame contacts the upper and lower eye sockets of the patient on the side close to the eyeball, and by inquiring the patient, ensures that the position of the support frame against the eye sockets does not cause discomfort to the patient; 5. the doctor adjusts the plane position of the microscope and the focal length and the angle of the slit lamp until the slit lamp is suitable for starting examination; 6. when the eyes of the patient need to be stretched, the doctor starts the inflating device of the examination device to slowly inflate the supporting air bags, examines the fact that the air bags are in close contact with the eyelid parts of the patient, and pulls the upper eyelid and the lower eyelid of the patient upwards and downwards; during the process of pulling the eyelids open, the doctor checks that the air bag and the patient's eyelids are not loosened or over-tightened; 7. the physician proceeds with the remaining examination steps.
Example two:
this embodiment should be understood to include at least all of the features of any of the foregoing embodiments and further modifications thereon; referring to fig. 3, the ophthalmic function inspection device based on the slit lamp platform comprises a support frame, a support air bag, an inflating device and a control system; the support frame is used for fixing the upper eyelid part and the lower eyelid part of a person to be examined; the supporting air bag is used for expanding the upper eyelid and the lower eyelid of the eye of the person to be examined and reaching the preset position after being inflated; the inflation device is used for inflating and deflating the support air bag; the control system is connected with the supporting air bag and the inflating device and is used for controlling and operating the inspection device;
the support frame is provided with an inner layer structure and an outer layer structure; the inner structure is a rigid metal sheet or a metal wire, is processed into a certain radian through a bending process and is attached to the radian of the eye frame as far as possible; the outer structure is made of flexible fabric; the outer structure completely wraps the inner structure, and the inner structure is required to be invisible from the outside;
the supporting air bag is made of flexible rubber, resin or nano materials; the air bags are filled with air or inert gas for filling and forming the supporting air bags; the air bag is provided with a stop valve for filling and discharging gas;
the number of the supporting air bags is one or more than one; the one or more supports change shape with the volume of the charge; the air bag is contacted with the upper and lower eye frames and is used for pulling the upper and lower eyelids to move to the periphery;
a pressure sensor can be arranged in the supporting air bag and used for monitoring the air pressure value in the supporting air bag; the pressure sensor is connected to the control module through an electronic circuit and used for uploading a monitoring value obtained by the pressure sensor to the control module;
the inflation device drives an internal motor by switching on a power supply to compress, store and convey gas; the inflating device is connected with the supporting air bag through a conveying pipeline and inflates or sucks air into the air bag through the conveying pipeline;
the control system comprises a single chip microcomputer chip and a memory; the control system is connected with the inflating device and controls the inflating and deflating amount of the inflating device by controlling the current of the inflating device or the opening degree of a gas valve; further, the control system may be connected to pressure sensors located in one or both of the interior of the support balloon, the interior of the delivery line, for monitoring the pressure level within the device and programmatically controlling the operation of inflation and deflation;
the control system comprises a set of control programs; the control program can adopt a screen operation interface form to control the filling degree of the supporting air bag; the control program can adopt a form of physical key or rocker operation to control the filling degree of the supporting air bag;
an ophthalmic functional examination device based on a slit-lamp platform as claimed in one of the preceding claims, characterized in that before each use of the examination device, the supporting air sac is firstly wrapped by a disposable sanitary film sleeve and then contacted with the patient;
in the embodiment, referring to fig. 2, an X-Y axis coordinate system is established as shown in the figure; the supporting air bags are divided into an upper air bag group and a lower air bag group; the upper and lower air bag groups are composed of two or more air bags; two or more air bags of the upper air bag group are arc-shaped and are arranged from an inner layer to an outer layer from small to large according to the width of each air bag, and the air bags are marked as air bags Q in sequence1，Q2，Q3… …, respectively; taking the central line of the upper air bag group as the Y axis, the central position of each air bag of the upper air bag group after being inflated can be marked as Y by the Y-axis coordinate1,y2,y3… …, respectively; further, the original state of each air bag of the upper air bag group before being inflated is recorded by y01，y02，y03(ii) a Further, the air bag Q1，Q2，Q3… … are communicated with each other by a pressure limiting stop valve; the inflating device is connected with the air bag Q1And first to the air bag Q1Inflating; in the air bag Q1When the air is inflated to a certain internal pressure, the pressure limiting stop valve reaches the air pressure threshold value and opens the stop valve, and the air pressure can not reach the next air bag Q2Performing the following steps; the upper air bag group is filled in sequence, and each air bag reaches a preset position y1,y2,y3… …, respectively; furthermore, the upper air bag group is tightly attached to the upper eyelid, and is pulled to the upper eyelid to move upwards in the filling process, so that the effect of pulling the upper eyelid open is achieved;
similarly, two or more of the lower set of air bags are shapedThe shape is arc, and the air bags are arranged from the inner layer to the outer layer from small to large according to the width of each air bag, and the air bags are marked as air bags R in sequence1，R2，R3… …, respectively; taking the central line of the upper air bag group as the Y axis, the central position of each air bag of the lower air bag group after filling can be marked as-Y by the Y axis coordinate1,-y2,-y3… …, respectively; further, the original state of each air bag of the lower air bag group before being inflated is recorded by-y01，-y02，-y03(ii) a Further, the airbag R1，R2，R3… … are communicated with each other by a pressure limiting stop valve; the inflator is connected with the air bag R1And first to the airbag R1Inflating; in the air bag R1When the air is inflated to a certain internal pressure, the pressure limiting stop valve reaches the air pressure threshold value and opens the stop valve, and the air pressure can not reach the next air bag R2Performing the following steps; the lower set of air bags is filled in sequence, and each air bag reaches a predetermined position-y1,-y2,-y3… …, respectively; furthermore, the lower air bag group is tightly attached to the lower eyelid, and is pulled to the lower eyelid to move downwards in the filling process, so that the effect of pulling the lower eyelid open is achieved;
the opening threshold value of the pressure limiting stop valve is obtained through experiments, and a suitable model can be selected according to different crowd types or inspection requirements, so that the opening threshold value which cannot be realized is realized, and a comfortable and effective pressure value is reached.
Example three:
this embodiment should be understood to include at least all of the features of any of the foregoing embodiments and further modifications thereon; an ophthalmic function inspection device based on a slit-lamp platform comprises a support frame, a support air bag, an inflating device and a control system; the support frame is used for fixing the upper eyelid part and the lower eyelid part of a person to be examined; the supporting air bag is used for expanding the upper eyelid and the lower eyelid of the eye of the person to be examined and reaching the preset position after being inflated; the inflation device is used for inflating and deflating the support air bag; the control system is connected with the supporting air bag and the inflating device and is used for controlling and operating the inspection device;
the support frame is provided with an inner layer structure and an outer layer structure; the inner structure is a rigid metal sheet or a metal wire, is processed into a certain radian through a bending process and is attached to the radian of the eye frame as far as possible; the outer structure is made of flexible fabric; the outer structure completely wraps the inner structure, and the inner structure is required to be invisible from the outside;
the supporting air bag is made of flexible rubber, resin or nano materials; the air bags are filled with air or inert gas for filling and forming the supporting air bags; the air bag is provided with a stop valve for filling and discharging gas;
the number of the supporting air bags is one or more than one; the one or more supports change shape with the volume of the charge; the air bag is contacted with the upper and lower eye frames and is used for pulling the upper and lower eyelids to move to the periphery;
a pressure sensor can be arranged in the supporting air bag and used for monitoring the air pressure value in the supporting air bag; the pressure sensor is connected to the control module through an electronic circuit and used for uploading a monitoring value obtained by the pressure sensor to the control module;
the inflation device drives an internal motor by switching on a power supply to compress, store and convey gas; the inflating device is connected with the supporting air bag through a conveying pipeline and inflates or sucks air into the air bag through the conveying pipeline;
the control system comprises a single chip microcomputer chip and a memory; the control system is connected with the inflating device and controls the inflating and deflating amount of the inflating device by controlling the current of the inflating device or the opening degree of a gas valve; further, the control system may be connected to pressure sensors located in one or both of the interior of the support balloon, the interior of the delivery line, for monitoring the pressure level within the device and programmatically controlling the operation of inflation and deflation;
the control system comprises a set of control programs; the control program can adopt a screen operation interface form to control the filling degree of the supporting air bag; the control program can adopt a form of physical key or rocker operation to control the filling degree of the supporting air bag;
an ophthalmic functional examination device based on a slit-lamp platform as claimed in one of the preceding claims, characterized in that before each use of the examination device, the supporting air sac is firstly wrapped by a disposable sanitary film sleeve and then contacted with the patient;
in this embodiment, referring to fig. 4, the support airbag is divided into an upper airbag group and a lower airbag group; the upper and lower air bag groups are composed of two or more air bags; each of the air bags constituting the upper air bag group has a first end; the first end is close to one side of the support frame; each of the air bags constituting the upper air bag group has a second end; the second end is far away from the support frame; two or more air bags constituting the upper air bag group are arranged in a fan shape; when each air bag of the upper air bag group is inflated, the width of the second end is larger than that of the first end, and the first end and the second end form an arc-shaped contour;
further, a plurality of air bags constituting the upper air bag group are sequentially marked as Q1，Q2，Q3… …, respectively; the air bag Q1，Q2，Q3… … each having a separate inflation line and a shut-off valve; the air bag Q1，Q2，Q3… … are connected to the inflator via an inflation line and can be controlled by the control system to inflate the airbag Q1，Q2，Q3… … independently performing the inflation operation; the air bag Q1，Q2，Q3… … closely adjacent to the upper eyelid of the eye are labeled A1，A2，A3… …, respectively; when facing to the air bag Q1，Q2，Q3… … when inflated separately, each part A of the eye is achieved1，A2，A3… …, the operation of pulling out is carried out to realize the operation of pulling out a certain part or a plurality of parts independently;
similarly, the plurality of air bags constituting the lower air bag group are sequentially marked as R1，R2，R3… …, respectively; the air bag R1，R2，R3… … each having a separate inflation line and a shut-off valve; the airbag R1，R2，R3… … are connected to the inflator via an inflation line and can be controlled by the control system for the airbag R1，R2，R3… … independently performing the inflation operation; the airbag R1，R2，R3… … closely fitting to the lower eyelid of the eye, each marked as B1，B2，B3… …, respectively; when facing the air bag R1，R2，R3… … are inflated separately to achieve the effect of inflating each part B of the eye1，B2，B3… …, the operation of pulling out is carried out to realize the operation of pulling out a certain part or a plurality of parts independently;
preferably, when operating one of the air bags, e.g. the air bag Q2The control system automatically performs linkage operation Q2Left and right side air bag Q1And Q3Partial inflation is carried out, and smooth transition of displacement is realized; for example, when controlling the air bag Q2When the air is inflated to 50%, the control system controls the air bag Q1And Q3The gas is automatically administered to a degree of 30% so that the eyelid of the patient is not excessively pulled and does not feel uncomfortable.
In the above embodiments, the descriptions of the respective embodiments have respective emphasis, and reference may be made to the related descriptions of other embodiments for parts that are not described or illustrated in a certain embodiment.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
In conclusion, it is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that these examples are illustrative only and are not intended to limit the scope of the invention. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (9)
1. An ophthalmic functional inspection apparatus based on a slit-lamp platform, the inspection apparatus comprising: the device comprises a support frame, a support air bag, an inflating device and a control system; the support frame is used for fixing the upper eyelid part and the lower eyelid part of a person to be examined; the supporting air bag is used for expanding the upper eyelid and the lower eyelid of the eye of the person to be examined and reaching a preset position after being inflated; the inflation device is used for inflating and deflating the support air bag; the control system is connected with the supporting air bag and the inflating device and is used for controlling and operating the inspection device.
2. An ophthalmic functional inspection device based on a slit-lamp platform as claimed in claim 1, wherein the supporting frame has an inner and an outer layer structure; the inner structure is a rigid metal sheet or a metal wire, is processed into a certain radian through a bending process and is attached to the radian of the eye frame as far as possible; the outer structure is made of flexible fabric; the outer structure completely encloses the inner structure, requiring that the inner structure is not visible from the outside.
3. An ophthalmic functional inspection device based on a slit-lamp platform as claimed in any one of the preceding claims, characterized in that the support balloon is made of flexible rubber, resin or nano-material; the air bags are filled with air or inert gas for filling and forming the supporting air bags; the airbag has a shut-off valve for inflating and deflating the gas.
4. An ophthalmic functional examination device based on a slit-lamp platform as claimed in one of the preceding claims, wherein the number of said supporting air-bags is one or more; the shape of the one or more supporting air bags changes along with the volume of the inflating air quantity; the support airbag contacts the upper and lower eyelids and pulls the upper and lower eyelids to move to the periphery.
5. An ophthalmic functional inspection device based on a slit-lamp platform as claimed in any one of the preceding claims, wherein the supporting air-bag is internally provided with a pressure sensor for monitoring the air pressure inside the supporting air-bag; the pressure sensor is connected to the control module through an electronic circuit and used for uploading monitoring values obtained by the pressure sensor to the control module.
6. An ophthalmic functional examination device based on a slit-lamp platform as claimed in one of the preceding claims, wherein the inflation device compresses, stores and delivers gas by powering on an internal motor; the inflating device is connected with the supporting air bag through a conveying pipeline and inflates or sucks air into the air bag through the conveying pipeline.
7. An ophthalmic functional inspection device based on a slit-lamp platform as claimed in any one of the preceding claims, wherein the control system comprises a single-chip processor chip and a memory; the control system is connected with the inflating device and controls the inflating and deflating amount of the inflating device by controlling the current of the inflating device or the opening degree of a gas valve; further, the control system may be connected to pressure sensors located in one or both of the interior of the support balloon, the interior of the delivery line, for monitoring the pressure level within the device and programmatically controlling the inflation and deflation operations.
8. An ophthalmic functional inspection device based on a slit-lamp platform as claimed in any one of the preceding claims, wherein the control system comprises a set of control programs; the control program can adopt a screen operation interface form to control the filling degree of the supporting air bag; the control program may be in the form of a physical key or rocker operation to control the degree of inflation of the support cells.
9. An ophthalmic functional examination device based on a slit-lamp platform as claimed in one of the preceding claims, characterized in that before each use of the examination device, the supporting air sac is first wrapped with a disposable sanitary film cover and then brought into contact with the patient.
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| US6083155A (en) * | 1999-04-16 | 2000-07-04 | Nuvue Technologies, L.L.C. | Eyelid speculum |
| CN203749685U (en) * | 2014-03-05 | 2014-08-06 | 陈桂春 | Eye speculum for ophthalmology department |
| CN104799802A (en) * | 2015-05-08 | 2015-07-29 | 南京微创医学科技有限公司 | Application of automatic inflation/deflation device in OCT (Optical Coherence Tomography) endoscopic scanning imaging system |
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2021
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6083155A (en) * | 1999-04-16 | 2000-07-04 | Nuvue Technologies, L.L.C. | Eyelid speculum |
| CN203749685U (en) * | 2014-03-05 | 2014-08-06 | 陈桂春 | Eye speculum for ophthalmology department |
| CN104799802A (en) * | 2015-05-08 | 2015-07-29 | 南京微创医学科技有限公司 | Application of automatic inflation/deflation device in OCT (Optical Coherence Tomography) endoscopic scanning imaging system |
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