CN203576471U - Wear type intraocular pressure apparatus - Google Patents
Wear type intraocular pressure apparatus Download PDFInfo
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- CN203576471U CN203576471U CN201320626305.4U CN201320626305U CN203576471U CN 203576471 U CN203576471 U CN 203576471U CN 201320626305 U CN201320626305 U CN 201320626305U CN 203576471 U CN203576471 U CN 203576471U
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Abstract
The utility model discloses a wear type intraocular pressure apparatus which is used for measuring intraocular pressure of human eyes. The wear type intraocular pressure apparatus comprises a base and protection wings. The protection wings are worn on the head of a user. Electronic intraocular pressure measuring probes are arranged in the base, each electronic intraocular pressure measuring probe comprises a probe bar, the probe bars can obtain intraocular pressure measuring data by being in contact with the eyelids, a data processing device is used for processing the data, and the final measuring result is displayed by a crystal liquid screen. The wear type intraocular pressure apparatus further comprises a control device with a microprocessor. The control device is used for controlling intraocular pressure measuring actions and intraocular pressure measuring cycles of the probe bars and controlling data collecting frequency and data storage. The wear type intraocular pressure apparatus is convenient to wear, simple to operate, safe and noninvasive, the traditional intraocular pressure measuring mode through manual short-range operation is replaced by the automatic intraocular pressure measuring mode through program control, and long-range intraocular pressure monitoring all day long can be achieved.
Description
Technical field
This utility model relates to eye medical health field, is specifically related to measure for a kind of 24 hours the long-range tonometer of human eye intraocular pressure.
Background technology
Visual disorder, tumor, cardiovascular disease are the three major types illness that affects people's life quality that World Health Organization (WHO) proposes.The monitoring of daily blood pressure is extremely important to hyperpietic, same, and the control of daily intraocular pressure monitoring to blinding oculopathy is especially extremely important to glaucoma patient.Early stage control and the intervention of intraocular pressure, can effectively avoid affecting adversely treatment opportunity, avoids irreversible blinding visual function damage, and the monitoring of these too busy to get away intraocular pressures.In China, have and exceed 15,000,000 glaucoma and make a definite diagnosis patient, and approach a considerable amount of potential patients, people's Vision Health exists huge threat.On the sphygomanometer market of domestic, be seen everywhere, but domestic tonometer is difficult to find trace.No matter existing tonometer is that Corneal Contact formula is also non-Corneal Contact formula, and eyelid contact, is mostly clinical ophthalmology Special medical equipment, all need professional medical personnel to operate use, and price is high, and general patient is difficult to purchase and use; Also have very the more important, existing exactly clinical tonometer all cannot be realized long-range intraocular pressure monitoring in operatorless 24 hours, and this monitoring is all extremely important with monitoring to the diagnosis of glaucoma patients and ocular hypertension.The household type electronic ophthalmotonometer that market demand is safe, easy-to-use, inexpensive and long-range tonometer, this utility model is just for such market demand is researched and developed.This utility model does not contact cornea, do not need anesthesia, do not need sterilization, not damaged, without cross infection, operate simple and easyly, can realize the long-range intraocular pressure monitoring of 24 hours, the detection that patient can self-fulfillment intraocular pressure.
Existing clinical intraocular pressure is in respect of tens of kinds, but has a Diaton tonometer with this utility model is immediate on technical characterstic.This intraocular pressure is counted eyelid type tencnometer, and maximum technical characterstic, is not contact cornea, safe noinvasive; The profile of hand pen type, portable.Its operation principle is: with the weight of fixing through eyelid striking eyeball vertical with sclera, according to eyeball bounce-back force measurement is realized to tonometry.The contact of form of a stroke or a combination of strokes tonometer front end has certain weight, when it touches eyelid in freely falling body mode, has the instantaneous elasticity reaction of eyeball pressurized, and this reaction is relevant to intraocular pressure.This reaction is recorded by electronic inductor, mineralization pressure data, by liquid crystal display, show that intraocular pressure value is (referring to < < intraocular pressure and glaucoma > > after treatment, week and political affairs, Shen Zhengwei chief editor, Hubei science tech publishing house).The deficiency of this tonometer is that the operating technology of measuring requires high, need measured to adopt clinostatism, need operator to understand the anatomical features of patient's eyes simultaneously, can very accurately find test position (corneosclera binding site) and keep the perpendicularity of tonometer, need the moment that guarantees tonometer probe contact eyelid there is no unnecessary applied force simultaneously.This needs very professional medical personnel to use, and is therefore difficult to be tested by the correct intraocular pressure of patient's self-fulfillment, is not too applicable to patient personal.Certainly, this tonometer does not have the function of automatic test yet, cannot realize 24 hours long-range detection of eyeball tensions.
Utility model content
For solving the problems of the technologies described above, this utility model provides a kind of Worn type tonometer, its objective is, can realize single and 24 hours long-range tonometries, and easy and simple to handle without professional training.
For achieving the above object, the technical solution of the utility model is as follows:
Worn type tonometer, comprises the pedestal being held on the human body bridge of the nose;
Pedestal both sides are connected with by human body two ear sides and walk around and be encircled into one for pedestal being fixed on to head part's arc flap;
Pedestal is right against the intraocular pressure test component that position of human eye is provided with test human eye intraocular pressure, described intraocular pressure test component comprises pressure measurement probe, pressure measurement probe be arranged in chute and can be in chute laterally or vertically move, described pressure measurement center probe is provided with probe and is connected with the pressure transducer of base interior, and probe can stretch out or retraction according to stroke-limit in pressure measurement probe;
Pedestal also includes control device, data processing equipment and data input/output device, and described control device is pressed pressing test period of eyeball for controlling probe contact eyelid; Data processing equipment gathers intraocular pressure data by pressure transducer and carries out date processing and converts test result to and feed back on data input/output device; Data input-output device is used for to control device input control information and output data message.
Above structure forms presses test automatically to human eye position.The design of Worn type makes only this tonometer to be worn on head can realize intraocular pressure test.Wherein pressure measurement probe is the core component of this tonometer, by control device to the Stroke Control of probe in pressure measurement probe and press periodic Control and make probe by contact people's eyelid and then human eye eyeball is pressed to test.And control device, data processing equipment and data input/output device form control system and realize automatic control, date processing and data output.More than the combination of structure realizes the single of human eye intraocular pressure and whole day is detected for 24 hours automatically.
For adapting to different interpupillary distances and eye structure, setting up adjustment structure is further improvement of the utility model for regulating the relative position of pressure measurement probe and eyes.For can manual adjustments pressure measurement probe and the relative position of eyes, on pedestal, be provided with for regulating the adjusting handle of pressure measurement probe and human eye relative position, the central shaft of adjusting handle is connected with pressure measurement probe, pedestal upper surface offers rectangular channel, the upper end of described adjusting handle is given prominence to by rectangular channel, by turn adjusting handle, control pressure measurement probe and move forward or backward, by slidable adjustment handwheel, control pressure measurement probe and move to the left or to the right, regulate the relative position of pressure measurement probe and eyes.
Further, in order to make the head that is fixed on people that pedestal can be stable guarantee test effect and make people's comfortable wearing, described pedestal middle inside is provided with the groove of taking as for the human body bridge of the nose.
Further, being shaped as of described pedestal formed laminating head part's circular arc to both wings transition by centre.
Preferably, arc flap is elastic cord and velcro.
In order can to realize information data output display intuitively and to facilitate the operation of personnel to this tonometer, described data input/output device includes LCDs and control knob.
Preferably, display screen and control knob are integrated to described data input/output device and comprise touch screen.
Preferably, in order, by data message derived data storage device, to be also provided with USB interface on pedestal.
Pass through technique scheme, a kind of Worn type tonometer that this utility model provides, its beneficial effect of obtaining is, by Worn type, design tonometer is fixed on to head part, change the intraocular pressure method of testing that the intraocular pressure method of testing of traditional contact cornea is contact eyelid simultaneously, safe noinvasive, without professional person operation, may for realizing that the intraocular pressure test of tonometer domestic and 24 hours provides.The parts of wherein testing intraocular pressure are pressure measurement probe, and the probe in this pressure measurement probe can stretch out or retraction in pressure measurement probe, and probe is the mobile test safety that guarantees in the scope of stroke-limit.When probe stretches out, contact people's eyelid and exert pressure to eyeball, the pressure transducer that the bounce information exchange of eyeball is crossed base interior is transferred to data processing equipment and converts test result to, and data input/output device is realized the reflection directly perceived of information.Probe is controlled test period automatically by control device, and therefore tested personnel put on this tonometer and can realize the test of the whole day intraocular pressure of 24 hours.
Accompanying drawing explanation
In order to be illustrated more clearly in this utility model embodiment or technical scheme of the prior art, will the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below.
Fig. 1 is the axonometric chart A of this utility model Worn type tonometer;
Fig. 2 is the axonometric chart B of this utility model Worn type tonometer.
The specific embodiment
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described.
The present embodiment as depicted in figs. 1 and 2,
Worn type tonometer, comprises the pedestal 1 being held on the human body bridge of the nose.Pedestal 1 both sides are connected with by human body two ear sides and walk around and be encircled into one for pedestal 1 being fixed on to head part's arc flap 3, described arc flap 3 is comprised of elastic cord and velcro, during use, elastic cord is worn on to head and velcro fastening can be realized to the fixing of tonometer.In order farthest pedestal 1 to be fixed on to head part, described pedestal 1 middle inside is provided with the groove 2 of taking as for the human body bridge of the nose, and the shape of this groove 2 is consistent with people's bridge of the nose shape, makes to wear more laminating, firm, comfortable.
Pedestal 1 is right against the intraocular pressure test component that position of human eye is provided with test human eye intraocular pressure, and described intraocular pressure test component comprises pressure measurement probe 43, pressure measurement probe 43 be arranged in chute 41 and can be in chute 41 laterally or vertically move; Wherein on pedestal 1, be provided with for regulating the adjusting handle 5 of pressure measurement probe 43 and human eye relative position, the central shaft of adjusting handle 5 is connected with pressure measurement probe 43, pedestal 1 upper surface offers rectangular channel, the upper end of described adjusting handle 5 is given prominence to by rectangular channel, by turn adjusting handle 5, controlling pressure measurement probe 43 moves forward or backward, by slidable adjustment handwheel 5, control pressure measurement probe 43 and move to the left or to the right, regulate the relative position of pressure measurement probe 43 and eyes.Concrete mode of operation is, by rotating the adjusting handle of pressure measurement probe, to regulate the fore-and-aft clearance of probe and eyes; The adjusting handle of popping one's head in by slip pressure measurement, regulates the distance between left and right of popping one's head in eyes, makes pressure measurement probe just stick eyelid.During test intraocular pressure, probe 42 in pressure measurement probe 43 at stroke-limit, (determine according to different eyelid thickness by stroke-limit, be generally 1mm to 3mm but do not get rid of the stroke distances that other can guarantee test safety and test effect) in stretch out by eyelid eyeball exerted pressure, the bounce pressure of eyeball is transferred to data processing equipment by pressure transducer, and converts in the LCDs 6 that test result feeds back to data input/output device.On pedestal 1, be also provided with control knob 7, this control knob 7 can be used for starting control device simultaneously.Control device, for controlling the test period of probe 42, is once tested every 15 or 30 minutes as required.
The present embodiment is surveyed intraocular pressure mode and is not contacted cornea, pressure measurement probe 43 allows the safety travel that pressure measurement pops one's head in to limit press fast eyeball by contact eyelid in electronic mode, by pressure transducer, respond to again the instantaneous pressurized bounce-back reaction of eyeball, record bounce pressure data.These data are relevant to intraocular pressure, after data processing equipment is processed, are converted into intraocular pressure value, store and show.
The method that realizes electrical pressing in the present embodiment is a lot, comprises the Electromagnetically actuated of electric magnet principle, as long as the safe spacing stroke that the stroke of electromagnetism adhesive is design limiting (1～3mm left and right) just can be realized the action of electrical pressing eyeball.Electromagnetism adhesive has been driven by pulse current.Under the control of CPU in control device, electronic pressure measurement can single operation, also can procedure operation.When procedure operation, the program timing of setting sends instruction, the pressure measurement flow processs such as even between sleep period, electronic pressure-measuring head also can automatically complete and press, data acquisition, date processing, data storing and demonstration, thus realize the long-range intraocular pressure monitoring of 24 hours.The current pulse width of timed sending can accurately be controlled and press duration (Millisecond), when contact area, the time of contact of pressure-measuring head and eyelid, contact the degree of depth all suitably time, eyelid thickness, corneal thickness, the impact of scleral rigidity on tonometry precision will be reduced to greatest extent, coordinate again suitable data processing method, just can realize the tonometry of suitable accuracy.
Data processing equipment in the present embodiment comprises microprocessor and software, to realize intelligentized intraocular pressure test.Microprocessor can adapt to data acquisition and date processing at a high speed.Because be eyelid pressing type, must get rid of eyelid thickness, corneal thickness and the impact of scleral rigidity on intraocular pressure data, data software will be considered multiple modifying factor and modification method, make test result level off to true intraocular pressure value.
To sum up the technical solution of the utility model may be summarized to be, and Worn type profile frame+electronic eyelid contact pressure measurement probe+pressure transducer+CPU control chip+control and data processor+touch LCD shows.Thereby realize whole day long-range intraocular pressure test in 24 hours.
Operating procedure for the present embodiment is:
The first step: turn on the power switch; If will carry out long-range test, and then by control knob, recall and control interface, set the gap periods of each automatic voltage measurement, then proceed to second step; If just single test, directly enters second step.
Second step: framework of the present utility model is close to upper inferior orbit, and is fixed with elastic cord and the velcro of framework both sides.
The 3rd step: carry out school " 0 ", method is, by rotating the adjusting handle of pressure measurement probe, to regulate the fore-and-aft clearance of probe and eyes; The adjusting handle of popping one's head in by slip pressure measurement, regulates the distance between left and right of popping one's head in eyes, makes pressure measurement probe just stick eyelid.Now can hear that tonometer sends prompt tone, if an approximately one second sound of prompt tone illustrates that adjusting is suitable, display also can show the numerical value that approaches " 0 "; If prompt tone is very briefer, illustrate and paste too tightly, show that numerical value also can depart from " 0 " value larger; There is no prompt tone, get Tai Song is pasted in explanation.
The 4th step: press " starting test " button.If single test, and then this utility model will complete the series functions such as probe is pressed, pressure sensor data collection, date processing, demonstration; If long-range test, this utility model, by the cycle request according to setting, regularly, sequentially completes follow-up automatic test.Current demonstration will be all the time the last test result, historical record can recall demonstration by button and interface operation, also can export by USB interface.
24 hours of the present utility model long-range intraocular pressure test functions, have filled up the technological gap of existing tonometer.About measuring accuracy, because being tests the bounce indirectly testing intraocular pressure of eyeball through eyelid, therefore have error.Reduce error except relevant with the hardware technology of data acquisition, it is important also relevant with the software approach of date processing.Due to intelligentized characteristic of the present utility model, guarantee that it has the ability, by continuous software upgrading, to update data processing method, thereby to improve constantly measuring accuracy, the test result of the tonometer that obtains being near the mark very much.The main purposes of this tonometer is not accurate measurement and the oculopathy diagnosis of intraocular pressure, but the daily intraocular tension monitoring of persons suffering from ocular disorders and general population's eye disease screening, whether need timely medication to patient or seek medical advice and whether general population medical provide treatment and health care reference are provided, the two degree of accuracy to measure of intraocular pressure requires different.A lot of to the tonometer kind for the former, and be the market vacancy for the latter.Surveying intraocular pressure is the common recognition of ophthalmic industry to the importance of blinding eye illness control, appearance along with non-contact tonometer, survey the no longer very complicated trouble of process of intraocular pressure, and become the necessary program that most of hospital ophthalmologies are examined in advance, that just as Vasculocardiology Deparment, examines in advance takes blood pressure.Glaucoma is high blinding oculopathy, and its disease is the irreversible lesion of high intraocular pressure to visual function, except early discovery and early treatment, once blind, there is no effective treatment means.The total incidence rate of glaucoma in crowd is 1～2%, in China of 1,300,000,000 populations, has super ten million patient to count total amount.When people have perceived blind danger, late often.Intraocular pressure monitoring is glaucoma and other high intraocular pressure oculopathy early discovery and early treatment's necessary means.But it is real situation now that survey intraocular pressure must be gone to the hospital, and the expensive price of existing tonometer and professional operation requirements, make tonometer also not step into ordinary family as sphygomanometer and blood-glucose meter, monitoring intraocular pressure is yet not convenient as taking blood pressure.If therefore this utility model can enter ordinary family, can effectively change and survey the situation that intraocular pressure must be gone to the hospital, intraocular pressure monitoring in 24 hours also can realize easily, and one makes positive contribution to the control of people's blinding oculopathy surely, and its economic and social benefit will be all apparent.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use this utility model.To the multiple modification of these embodiment, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, this utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (8)
1. Worn type tonometer, is characterized in that, comprises the pedestal (1) being held on the human body bridge of the nose;
Pedestal (1) both sides are connected with by human body two ear sides and walk around and be encircled into one for pedestal (1) being fixed on to head part's arc flap (3);
Pedestal (1) is right against the intraocular pressure test component that position of human eye is provided with test human eye intraocular pressure, described intraocular pressure test component comprises pressure measurement probe (43), pressure measurement probe (43) be arranged in chute (41) and can be in chute (41) laterally or vertically move, described pressure measurement probe (43) center is provided with probe (42) and the pressure transducer inner with pedestal (1) is connected, and probe (42) can be popped one's head in pressure measurement in (43) and be stretched out or retraction according to stroke-limit;
Pedestal (1) also includes control device, data processing equipment and data input/output device, and described control device is used for controlling probe (42) contact eyelid and presses pressing test period of eyeball; Data processing equipment gathers intraocular pressure data by pressure transducer, and carries out date processing and convert test result to and feed back on data input/output device; Data input-output device is used for to control device input control information and output data message.
2. a kind of Worn type tonometer according to claim 1, it is characterized in that, on pedestal (1), be provided with for regulating the adjusting handle (5) of pressure measurement probe (43) and human eye relative position, the central shaft of adjusting handle (5) is connected with pressure measurement probe (43), pedestal (1) upper surface offers rectangular channel, the upper end of described adjusting handle (5) is given prominence to by rectangular channel, by turn adjusting handle (5), control pressure measurement probe (43) and move forward or backward, by slidable adjustment adjusting handle (5), control pressure measurement probe (43) and move to the left or to the right.
3. a kind of Worn type tonometer according to claim 1 and 2, is characterized in that, described pedestal (1) middle inside is provided with the groove (2) of taking as for the human body bridge of the nose.
4. a kind of Worn type tonometer according to claim 3, is characterized in that, being shaped as of described pedestal (1) formed laminating head part's circular arc to both wings transition by centre.
5. a kind of Worn type tonometer according to claim 3, is characterized in that, arc flap (3) is elastic cord and velcro.
6. a kind of Worn type tonometer according to claim 3, is characterized in that, described data input/output device includes LCDs (6) and control knob (7).
7. a kind of Worn type tonometer according to claim 3, is characterized in that, described data input/output device comprises touch screen.
8. a kind of Worn type tonometer according to claim 1, is characterized in that, pedestal (1) inside is provided with data storage device, and pedestal is also provided with USB interface on (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626305.4U CN203576471U (en) | 2013-10-11 | 2013-10-11 | Wear type intraocular pressure apparatus |
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| CN201320626305.4U CN203576471U (en) | 2013-10-11 | 2013-10-11 | Wear type intraocular pressure apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735246A (en) * | 2013-10-11 | 2014-04-23 | 苏州苜蓿园电子有限公司 | Wearable tonometer |
| WO2017191333A1 (en) * | 2016-05-03 | 2017-11-09 | Alegret López Augusto José | Portable contact tonometer |
-
2013
- 2013-10-11 CN CN201320626305.4U patent/CN203576471U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103735246A (en) * | 2013-10-11 | 2014-04-23 | 苏州苜蓿园电子有限公司 | Wearable tonometer |
| WO2017191333A1 (en) * | 2016-05-03 | 2017-11-09 | Alegret López Augusto José | Portable contact tonometer |
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