CN202654105U - Wear type ophthalmotonometer - Google Patents
Wear type ophthalmotonometer Download PDFInfo
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- CN202654105U CN202654105U CN 201220193671 CN201220193671U CN202654105U CN 202654105 U CN202654105 U CN 202654105U CN 201220193671 CN201220193671 CN 201220193671 CN 201220193671 U CN201220193671 U CN 201220193671U CN 202654105 U CN202654105 U CN 202654105U
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- intraocular pressure
- worn type
- pressure probe
- type tonometer
- probe
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Abstract
The utility model provides a wear type ophthalmotonometer and belongs to the field of electronic medical instruments. The ophthalmotonometer comprises a base which can be placed on the upper part of the bridge of the nose of a human body, wherein left and right sides of the base are respectively connected with cambered protection wings which are wound from the eyepit of a human body to parts behind ears; the two protection wings are connected by a connection part at a position behind the base; intraocular pressure probes which can move vertically are arranged on the two protection wings corresponding to eyes of the human body; pressure sensors are arranged in the intraocular pressure probes and electrically connected to a microprocessor in the base; and the output end of the microprocessor is electrically connected to a display part on the base. The ophthalmotonometer is low in cost, easy to carry and conveniently and safely used, and a patient can self-operate the ophthalmotonometer for detection.
Description
Technical field
This utility model relates to medical Instrument field, particularly, is a kind of tonometer with electronic sensing device.
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 the hyperpietic, and is same, and daily intraocular pressure monitoring is to the control of blinding oculopathy, and is especially extremely important to glaucoma patient.Early stage control and the intervention of intraocular pressure can effectively avoid affecting adversely treatment opportunity, avoid irreversible blinding visual function damage, and the monitoring of these too busy to get away intraocular pressures.
No matter existing tonometer is that the Corneal Contact formula also is non-Corneal Contact formula, and the eyelid contact, mostly is greatly ophthalmology special equipment equipment, all need the medical personnel of specialty to operate use, and price is high, and general patient is difficult to purchase and use.
In view of above-mentioned reason, a kind of portable eyelid type tencnometer appears in the market, do not contact cornea, the hand pen type profile.Its operation principle is that TA is measured: the contact of form of a stroke or a combination of strokes tonometer front end has certain weight, when its angle with vertical drop is touched eyelid, have the instantaneous elasticity reaction of eyeball pressurized, this reaction is recorded by electronic inductor, the mineralization pressure data; This pressure data is relevant with intraocular pressure, shows the intraocular pressure value by liquid crystal display after treatment.Yet, the shortcoming of this tonometer is that the operating technology of its measuring method requires high, needs user to understand the anatomical features of patient's eyes, can very accurately find test position and keep the perpendicularity of tonometer, and can guarantee that the moment of tonometer probe contact eyelid does not have unnecessary applied force.This needs very professional medical personnel to use, and therefore is difficult to be not suitable for the patient personal by the correct intraocular pressure test of patient's self-fulfillment.
The utility model content
For the problems referred to above, the purpose of this utility model is to provide a kind of Worn type tonometer, and this kind tonometer is with low cost, is easy to carry about with one, and is easy to use, safe, is convenient to patient oneself operation detection.
The technical scheme that its technical problem that solves this utility model adopts is: this Worn type tonometer comprises the pedestal that can be held on human body bridge of the nose top, described pedestal left and right sides connects respectively by the human body eye socket around the arc flap behind ear, and two described flaps are connected by link at described pedestal rear;
In two described flaps and human eye corresponding position, be provided with the intraocular pressure probe that can vertically move;
Be provided with pressure transducer in the described intraocular pressure probe, the microprocessor in the described pedestal is located in this pressure transducer electrical connection; The display unit on the described pedestal is located in the outfan electrical connection of described microprocessor.
Described Worn type tonometer in use, user can be regulated described intraocular pressure probe voluntarily, make it to contact eyelid, after the contact, advance probe to press eyeball 1～2 second with certain degree of depth again, the bounce pressure of eyeball is popped one's head in by described intraocular pressure passes to the interior pressure transducer of probe, then, microprocessor is analyzed the eyeball pressure data that collects, and obtains intraocular pressure and intraocular pressure microseismic data, and exports to display unit.
As preferably, the described link that connects described flap at described pedestal rear is elastic cord or velcro, so that wear.
As preferably, described display unit is LCDs or digitron display screen.
As preferably, also be provided with the reading switch key for switching right and left eye data show on the described pedestal.
As preferably, also be provided with a regulating sleeve outside the described intraocular pressure probe, by threaded engagement, form movable whorl secondary between described regulating sleeve and the described flap, by rotary regulating sleeve, realize the distance adjustment of regulating sleeve and eye; Described intraocular pressure probe can vertically move in described regulating sleeve; Further improvement as this optimal way, be provided with bidirectional elastic mechanism between described intraocular pressure probe and the regulating sleeve, thus, unclamp press finger after, the intraocular pressure probe can rebound and reset, and, can prevent that the pressure between intraocular pressure probe and eyeball is excessive, make the elastic deformation of eyeball be lower than all the time the elastic deformation of elastic mechanism, hinder in order to avoid eyes squeeze.
As preferably, described intraocular pressure probe and the contact site of eyelid be provided with one with the isodiametric disk that contacts of intraocular pressure probe body, this contact disk and intraocular pressure probe body articulate by eccentric shaft, rotate two described contact disks on the described intraocular pressure probe, be the lateral separation between the scalable tonometer contact point, to adapt to the user of different interpupillary distancies.
As preferably, described intraocular pressure probe has the depression that is complementary with the eyeball profile with the contact jaw of eyelid; The orthographic projection of this depression is that diameter is the circle of 14mm～16mm.
As preferably, described pressure transducer has mould electricity outfan, and connects the A/D converter of described microprocessor by this mould electricity outfan, and the operating frequency of described A/D converter is 120Hz～130Hz.
As preferably, also be provided with on the described pedestal for the expansion mouth that connects peripheral hardware.
The beneficial effects of the utility model are: the similar anti-goggles of the profile of this Worn type tonometer, can as wearing spectacles, be fixed on the patient's eye front to tonometer, and need not other operator control tonometer, but so that patient's self-fulfillment test; Also guaranteed simultaneously can keep relatively-stationary initial position between tonometer probe and the testee's eyes, the movement of testee's health and head can not affect test result, therefore testee's attitude position there is not requirement; And this tonometer only contacts with patient's eyelid, easy to use and safety.
Description of drawings
Fig. 1 is the front perspective view of an embodiment of this Worn type tonometer.
Fig. 2 is the rear side axonometric chart of Fig. 1 embodiment.
Fig. 3 is among Fig. 1 embodiment, and intraocular pressure probe is not pressed when mobile to eyelid, the position view of intraocular pressure probe and regulating sleeve.
Fig. 4 is among Fig. 1 embodiment, after the intraocular pressure probe is pressed movement to eyelid, and the position view of intraocular pressure probe and regulating sleeve.
Fig. 5 is among Fig. 1 embodiment, the contact disk of intraocular pressure probe front end and a kind of position view between the intraocular pressure probe.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further specified:
In Fig. 1, embodiment shown in Figure 2, this Worn type tonometer comprises the pedestal 1 that is held on human body bridge of the nose top by bridge of the nose recess 13, described pedestal 1 left and right sides connects respectively by the human body eye socket around arc left and right sides flap 2a, 2b behind ear, and two described flap 2a, 2b are connected by elastic cord 3 at described pedestal 1 rear;
In left and right sides flap 2a, 2b and human eye corresponding position, be respectively equipped with left and right adjusting cover 24a, 24b, by threaded engagement, form movable whorl secondary between described regulating sleeve and the described flap, by rotary regulating sleeve 24a, 24b, realize the distance adjustment of regulating sleeve and eye; Inner at described left and right adjusting cover cover 24a, 24b, be provided with the left and right sides intraocular pressure probe 4a, 4b, left and right sides intraocular pressure probe can vertically move in described regulating sleeve, and, has the fixing mobile degree of depth, namely, when pressing described intraocular pressure probe from the tonometer outside to eye, have a limit according to pressing depth, can realize by stopping means, usually, can make the acquiescence limit according to pressing depth for 3mm, and described stopping means makes tunable arrangement, can realize limit adjusting according to pressing depth, under this form, make according to pressing depth adjustable being advisable in 1mm～5mm scope of the described limit.
Press the matching relationship of probe 4a as example take left regulating sleeve 24a and left eye, as shown in Figure 3, Figure 4, in Fig. 3, left eye presses probe 4a not press to the eyelid direction, left eye presses probe 4a only to expose a bit of to the eyelid direction, after left eye pressed probe 4a to press to the eyelid direction, as shown in Figure 4, left eye pressed probe 4a to expose long one section to the eyelid direction; In Fig. 1, show the view in tonometer the place ahead, wherein, left eye presses probe 4a to be in not pressed state, and tension of oculus dexter probe 4b is in pressed state.
Be provided with bidirectional elastic mechanism between described left and right sides intraocular pressure probe 4a, 4b and regulating sleeve 24a, the 24b, thus, unclamp press finger after, the intraocular pressure probe can rebound and reset, and, can prevent that the pressure between intraocular pressure probe and eyeball is excessive, make the elastic deformation of eyeball be lower than all the time the elastic deformation of elastic mechanism, hinder in order to avoid eyes squeeze; Described bidirectional elastic mechanism can be made of compression spring, and mechanism itself belongs to conventional structure, repeats no more herein.
Be provided with pressure transducer in the described left and right sides intraocular pressure probe 4a, the 4b, the microprocessor in the described pedestal 1 is located in this pressure transducer electrical connection; The display unit 12 on the described pedestal 1 is located in the outfan electrical connection of described microprocessor, and this display unit can be LCDs or digitron display screen; Described pressure transducer has mould electricity outfan, and connect the A/D converter of described microprocessor by this mould electricity outfan, the operating frequency of described A/D converter is about 125Hz, such as desirable 120Hz～130Hz, if pressed for 2 seconds, then can gather approximately 250 data, because the intraocular pressure pulsation is consistent with heart rate, the intraocular pressure microseismic data that a complete cycle therefore can be arranged at least, microprocessor can obtain the highest intraocular pressure of the pulsation period of one-shot measurement, minimum intraocular pressure and average intraocular pressure after according to these date processing; Date processing will be considered several modifying factors: intraocular pressure probe rigidly connects the difference etc. of initial value, individual patients eyeball bounce pressure and the intraocular pressure of eye-catching eyelid, modifying factor can be by the microprocessor setting of programming, for convenient, can make microprocessor pass through the RS232 serial ports and be connected with extraneous, so that increase, revise correction value.Liquid crystal display will show average intraocular pressure behind the one-shot measurement, also can select to show by selection key the highest and minimum intraocular pressure of pulsation period.
Also be provided with the reading switch key 11 for switching right and left eye data show on the described pedestal 1, also can set the button of other assisted ability, such as reset key, above-mentioned selection key etc., and be coupled with described microprocessor control end.
In the present embodiment, described left and right sides intraocular pressure probe and the contact site of eyelid be provided with one with the isodiametric disk that contacts of intraocular pressure probe body, press probe 4a as example take left eye, as shown in Figure 3-Figure 5, left contact disk 41a and left eye press the main body of probe 4a to articulate by eccentric shaft, rotate left contact disk 41a, and right contact disk (not shown), be the lateral separation between the scalable tonometer contact point, to adapt to the user of different interpupillary distancies; As shown in Figure 5, press a kind of position view of popping one's head between the 4a with left eye after being left contact disk 41a rotation.
In order to experience preferably the resilient pressure of eyeball when pushing eyeball, described intraocular pressure probe has the depression that is complementary with the eyeball profile with the contact jaw of eyelid, has depression in the present embodiment that is on the described contact disk; The orthographic projection of this depression is that diameter is the circle of 14mm～16mm.
Described Worn type tonometer in use, user can be regulated the described left and right sides intraocular pressure probe 4a, 4b voluntarily, make it to contact eyelid, after the contact, advance probe to press eyeball 1～2 second with certain degree of depth again, the bounce pressure of eyeball is passed to pressure transducer in the probe by described intraocular pressure probe 4a, 4b, then, microprocessor is analyzed the eyeball pressure data that collects, and obtains intraocular pressure and intraocular pressure microseismic data, and exports to display unit 12.The similar anti-goggles of the profile of this Worn type tonometer can be fixed on the patient's eye front to tonometer as wearing spectacles, need not other operator control tonometer, but so that patient's self-fulfillment test; Also guaranteed simultaneously can keep relatively-stationary initial position between tonometer probe and the testee's eyes, the movement of testee's health and head can not affect test result, therefore testee's attitude position there is not requirement; And this tonometer only contacts with patient's eyelid, easy to use and safety.
This Worn type tonometer says it is by testing the bounce pressure indirectly testing intraocular pressure of eyeball technically, but its intelligentized characteristic guarantees its capable reference standard tonometer test result and improves modifying factor, thereby the test result of the tonometer that can be 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 oculopathy monitoring, whether need timely medication for the patient or seek medical advice and whether the 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 that is used for the former, and what be used for the latter is the market vacancy.The survey 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, just as taking blood pressure that Vasculocardiology Deparment is examined in advance.Glaucoma is high blinding oculopathy, its main disease be high intraocular pressure to the irreversible lesion of visual function, except early discovery and early treatment, in case blind, do not have effective treatment means.The incidence rate of glaucoma in the crowd is 1～2%, has super ten million patient to count total amount in China.When people have perceived blind danger, late often.The intraocular pressure monitoring is glaucoma and other high intraocular pressure oculopathy early discovery and early treatment's necessary means.But surveying that intraocular pressure must go to the hospital is now real situation, and the expensive and operation requirements of existing tonometer is high so that tonometer does not also step into ordinary family as sphygomanometer and blood-glucose meter, the monitoring intraocular pressure yet not as taking blood pressure conveniently.If therefore this Worn type tonometer can enter ordinary family, can effectively change and survey the situation that intraocular pressure must be gone to the hospital, the monitoring of 24 hours intraocular pressures also can realize easily, and one makes positive contribution to the control of people's blinding oculopathy surely, and its economic and social benefit all will be apparent.
The above only is preferred embodiment of the present utility model, and is in order to limit this utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. Worn type tonometer, it is characterized in that: comprise the pedestal (1) that can be held on human body bridge of the nose top, described pedestal (1) left and right sides connects respectively by the human body eye socket around the arc flap behind ear (2a, 2b), and two described flaps (2a, 2b) are connected by link at described pedestal (1) rear;
In two described flaps (2a, 2b) and human eye corresponding position, be provided with the intraocular pressure probe (4a, 4b) that can vertically move;
Be provided with pressure transducer in the described intraocular pressure probe, the microprocessor in the described pedestal (1) is located in this pressure transducer electrical connection; The display unit (12) on the described pedestal (1) is located in the outfan electrical connection of described microprocessor.
2. Worn type tonometer according to claim 1, it is characterized in that: the described link that connects described flap (2a, 2b) at described pedestal (1) rear is elastic cord or velcro.
3. Worn type tonometer according to claim 1 is characterized in that: described display unit (12) is LCDs or digitron display screen.
4. it is characterized in that: also be provided with the reading switch key (11) for switching right and left eye data show on the described pedestal (1) according to claim 1 or 3 described Worn type tonometer.
5. Worn type tonometer according to claim 1, it is characterized in that: described intraocular pressure probe (4a, the 4b) outside also is provided with a regulating sleeve (24a, 24b), by threaded engagement, form movable whorl secondary between described regulating sleeve (24a, 24b) and the described flap (2a, 2b); Described intraocular pressure probe (4a, 4b) can vertically move in described regulating sleeve (24a, 24b).
6. Worn type tonometer according to claim 5 is characterized in that: described intraocular pressure probe (4a, 4b) has the limit according to pressing depth in described regulating sleeve (24a, 24b).
7. it is characterized in that according to claim 5 or 6 described Worn type tonometer: be provided with bidirectional elastic mechanism between described intraocular pressure probe (4a, 4b) and the regulating sleeve (24a, 24b).
8. according to claim 1 or 5 or 6 described Worn type tonometer, it is characterized in that: described intraocular pressure probe (4a, 4b) and the contact site of eyelid be provided with one with the isodiametric disk that contacts of intraocular pressure probe body, this contact disk and intraocular pressure probe body articulate by eccentric shaft.
9. Worn type tonometer according to claim 8 is characterized in that: have the depression that is complementary with the eyeball profile on the described contact disk; The orthographic projection of this depression is that diameter is the circle of 14mm～16mm.
10. Worn type tonometer according to claim 1, it is characterized in that: described pressure transducer has mould electricity outfan, and connecting the A/D converter of described microprocessor by this mould electricity outfan, the operating frequency of described A/D converter is 120Hz～130Hz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220193671 CN202654105U (en) | 2012-05-03 | 2012-05-03 | Wear type ophthalmotonometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220193671 CN202654105U (en) | 2012-05-03 | 2012-05-03 | Wear type ophthalmotonometer |
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| Publication Number | Publication Date |
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| CN202654105U true CN202654105U (en) | 2013-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220193671 Expired - Fee Related CN202654105U (en) | 2012-05-03 | 2012-05-03 | Wear type ophthalmotonometer |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103181750A (en) * | 2012-12-21 | 2013-07-03 | 苏州苜蓿园电子有限公司 | Wearable tonometer and method for testing intraocular pressure |
| CN103735246A (en) * | 2013-10-11 | 2014-04-23 | 苏州苜蓿园电子有限公司 | Wearable tonometer |
| CN106343995A (en) * | 2016-10-21 | 2017-01-25 | 上海与德信息技术有限公司 | Heart rate detecting method and system |
-
2012
- 2012-05-03 CN CN 201220193671 patent/CN202654105U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103181750A (en) * | 2012-12-21 | 2013-07-03 | 苏州苜蓿园电子有限公司 | Wearable tonometer and method for testing intraocular pressure |
| CN103181750B (en) * | 2012-12-21 | 2015-08-26 | 苏州苜蓿园电子有限公司 | The method of Wearable tonometer and mensuration intraocular pressure thereof |
| CN103735246A (en) * | 2013-10-11 | 2014-04-23 | 苏州苜蓿园电子有限公司 | Wearable tonometer |
| CN106343995A (en) * | 2016-10-21 | 2017-01-25 | 上海与德信息技术有限公司 | Heart rate detecting method and system |
| CN106343995B (en) * | 2016-10-21 | 2019-07-05 | 上海与德信息技术有限公司 | A kind of heart rate detection method and system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Suzhou Muxuyuan Electronics Co.,Ltd. Document name: Notification to Pay the Fees |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130109 Termination date: 20150503 |
|
| EXPY | Termination of patent right or utility model |