CN102641113A - Portable sow pupillary reflex detecting device - Google Patents
Portable sow pupillary reflex detecting device Download PDFInfo
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- CN102641113A CN102641113A CN201210128757XA CN201210128757A CN102641113A CN 102641113 A CN102641113 A CN 102641113A CN 201210128757X A CN201210128757X A CN 201210128757XA CN 201210128757 A CN201210128757 A CN 201210128757A CN 102641113 A CN102641113 A CN 102641113A
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Abstract
A portable sow pupillary reflex detecting device relates to a detecting device and aims at solving the problem that no detecting instrument for detecting sow health condition reflected by sow pupils exists at present. A power supply and a drive control circuit are installed at the bottom in a box body, an adjusting knob and a power supply switch button are arranged on the outer side of the top, a radiation light source and six infrared laser heads are all fixed on a laser head fixing plate, and the radiation light source is located at the central position of a regular hexagon formed by the six infrared laser heads. The six infrared laser heads are divided into three groups, light rays emitted by every two adjacent infrared laser heads are intersected and converged into a point in the space, the control signal output end controlling the knob is connected with the control signal input end of the drive control circuit, the radiation light source control signal output end of the control circuit is connected with the control signal input end of the radiation light source, and the control signal output ends for the six infrared laser heads of the control circuit are respectively connected with the control signal input ends of the six infrared laser heads. The portable sow pupillary reflex detecting device is used for detecting sow pupils.
Description
Technical field
The present invention relates to a kind of checkout gear.
Background technology
Pupil accepts photostimulation and the function of shrinking is claimed pupillary reflex (pupil reflex) or photoreaction (response to light).Pupil can dwindle under high light stimulates immediately, and keeps a moment, and then slowly amplifies, and the speed of both sides pupillary reaction and degree are identical, and promptly constant amplitude changes simultaneously.Slow or the then genus morbid state that disappears of pupillary reaction.
In the mankind's clinical medicine and process of experimental, the checking process of pupillary reflex comprises direct light reflex, light reflex and convergence reflex indirectly, when the mankind are carried out the pupillary reflex inspection, is tried a cognition and cooperates with checking process on one's own initiative; And animal in the detection of pupillary reflex maybe because suffer stress and influence test result, or mismatch and check and make measurement result that bigger error arranged; The instrument of using the human pupil detection is applied directly on the animal, tends to exist a lot of problems,
All also there is not at present both at home and abroad a checkout gear through the detection of sow pupillary reaction being judged the sow individuality is whether healthy; Therefore the research of sow veterinary and even its welfare aspect for ease; On the ultimate principle that the sow pupillary reflex detects, form a simple detection device simple to operate, accurate measurement, perfect.
Summary of the invention
The objective of the invention is problem, a kind of portable sow pupillary reflex checkout gear is provided to the checkout gear that not have at present special detection sow health status to the sow pupillary reaction.
A kind of portable sow pupillary reflex checkout gear, it comprises: radiation source, six infrared laser heads, adjustment knob, power supply, Drive and Control Circuit, laser head fixing head, casing and on and off switch;
The intravital bottom of case is equipped with power supply and Drive and Control Circuit, and the top outer of casing is provided with adjustment knob and on and off switch,
Radiation source and six infrared laser heads all are fixed on the laser head fixing head, and radiation source is positioned at the orthohexagonal center that six infrared laser heads are formed;
Said six infrared laser heads are divided into three groups; Two infrared laser heads in every group are adjacent; And the ray intersection that two infrared laser hairs in every group are penetrated also pools a bit in the space; The control signal output ends of control handle connects the control signal input of Drive and Control Circuit, and the radiation source control signal output ends of control circuit connects the control signal input of radiation source, connects the laser head control signal output ends of control circuit after six infrared laser heads are connected in parallel.Said drive circuit is used to adjust the brightness of the light source that radiation source launches.
A kind of portable sow pupillary reflex checkout gear, it also comprises six laser head jigs, each infrared laser head is fixedly connected with the laser head fixing head through a laser head jig.
A kind of portable sow pupillary reflex checkout gear, it also comprises the battery charge socket, and power supply is a rechargable power supplies, and said battery charge socket is used for to power source charges.
A kind of portable sow pupillary reflex checkout gear; Said radiation source is made up of light-emitting component, reflection concentration type cover, supporting seat and gripper shoe; Said light-emitting component is fixed in the groove of center of gripper shoe; The reflection concentration type cover is fixed on the gripper shoe through supporting seat, and the light that is used for light-emitting component is sent carries out optically focused, and gripper shoe is fixed on the laser head fixing head.
A kind of portable sow pupillary reflex checkout gear, the light-emitting component of radiation source is a high-powered LED lamp.
Wherein Drive and Control Circuit comprises: an adjustable resistance R1, an adjustable resistance R2 and an AX3021 DC decompression converter;
One end of on and off switch links to each other with the positive pole of power supply, links to each other with the anode of six infrared laser heads simultaneously behind adjustable resistance R1 of other end series connection of on and off switch, and the negative electrode of these six infrared laser heads links to each other with the negative pole of power supply simultaneously;
Power output end connects the voltage input end of AX3021 DC decompression converter; The voltage output end of AX3021 DC decompression converter connects the voltage input end of light-emitting component, is connected with the control end of AX3021 DC decompression converter after adjustable resistance R2 and the control handle parallel connection.
Advantage of the present invention is: the present invention has filled up the blank of aspects such as sow pupillary reflex checkout gear device, for the unusual clinical judgement of sow pupillary reflex provides convenience, and detection means accurately, and reference is provided for the detection of other animal pupillary reflexs; Simultaneously, this instrumentation is easy, and cost is lower, and the accuracy of test is higher.In sum, the present invention has certain theory directive significance and clinical practice meaning, and in addition, the invention of novel sow pupillary reflex checkout gear possibly provide certain foundation for the clinical judgement of following sow ophthalmology and the evaluation of sow welfare.The present invention adopts high-powered LED lamp as light source, light-source brightness is high, can be battery-powered, alleviated the instrument volume, to have increased instrument portable, and adopted the snoot of high converging property, realizes the small light spot irradiation, guarantees that illumination is even in the target irradiation hot spot; Range unit can be adjusted the ejaculation direction of laser head light according to the needs of using, thereby confirms the plane of any distance, and through adjusting the position that laser converges hot spot, the handled easily person adjusts the instrument position.
Description of drawings
Fig. 1 is infrared laser positioning principle figure of the present invention; After on behalf of six the infrared laser heads (2) that are fixed on the laser head fixing head (8), A, B, C be divided into three groups respectively among the figure; Every adjacent two infrared laser heads (2) pool a bit on work surface (9), and three groups pool 3 points altogether;
Fig. 2 is the side perspective of apparatus of the present invention;
Fig. 3 is the structural representation of the radiation source 1 among the present invention;
Fig. 4 is a circuit diagram of the present invention.
The specific embodiment
The specific embodiment one: below in conjunction with Fig. 1 and Fig. 2 this embodiment is described,
A kind of portable sow pupillary reflex checkout gear, it comprises: radiation source 1, six infrared laser heads 2, adjustment knob 4, power supply 6, Drive and Control Circuit 7, laser head fixing head 8, casing 14 and on and off switch 15;
Bottom in the casing 14 is equipped with power supply 6 and Drive and Control Circuit 7, and the top outer of casing 14 is provided with adjustment knob 4 and on and off switch 15,
Radiation source 1 and six infrared laser heads 2 all are fixed on the laser head fixing head 8, and radiation source 1 is positioned at the orthohexagonal center that six infrared laser heads 2 are formed;
Radiation source 1 converges in light on the center of working face 9, pools a hot spot in the center of working face 9;
Six infrared laser heads 2 are divided into three groups; Two infrared laser heads 2 in every group are adjacent; And the ray intersection of 2 emissions of two infrared laser heads in every group also pools a bit in the space, makes it be distributed in the edge of the hot spot of working face 9 centers through laser head anchor clamps adjustment focal position of laser;
Confirm the relative distance of working face 9 and infrared laser head 2 through crossing in twos some laser spots that pool in the space of light with two adjacent infrared laser heads 2;
The control signal output ends of control handle 4 connects the control signal input of Drive and Control Circuit 7; The radiation source control signal output ends of control circuit 7 connects the control signal input of radiation source 1, connects the laser head control signal output ends of control circuit 7 after six infrared laser heads 2 are connected in parallel.
The specific embodiment two: below in conjunction with Fig. 2 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear, said drive circuit 7 are used to adjust the brightness of the light source that radiation source 1 launched.
The specific embodiment three: below in conjunction with Fig. 2 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear, it also comprises six laser head jigs, each infrared laser head 2 is fixedly connected with laser head fixing head 8 through a laser head jig.Laser head jig in this embodiment is selected the adjustable deck of direction of two degree of freedom for use; And possesses self-lock ability; Be used to regulate the angle of fixed infrared laser head 2; And then be implemented in the position fixing process of working face 9, the angle of adjustment infrared laser head 2 is to correct the error of infrared laser head 2 self.
The specific embodiment four: below in conjunction with Fig. 2 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear, it also comprises battery charge socket 5, and power supply 6 is a rechargable power supplies, and said battery charge socket 5 is used for to power supply 6 chargings.
The specific embodiment five: below in conjunction with Fig. 2 and Fig. 3 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear; Said radiation source 1 is made up of light-emitting component 13, reflection concentration type cover 3, supporting seat 11 and gripper shoe 12; Said light-emitting component 13 is fixed in the groove of center of gripper shoe 12; Reflection concentration type cover 3 is fixed on the gripper shoe 12 through supporting seat 11, and the light that is used for light-emitting component 13 is sent carries out optically focused, and gripper shoe 12 is fixed on the laser head fixing head 8.
The specific embodiment six: below in conjunction with Fig. 2 and Fig. 3 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear, described light-emitting component 13 is a high-powered LED lamp.
The specific embodiment seven: below in conjunction with Fig. 2 and Fig. 3 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear, said power supply 6 is two different accumulator, gives infrared laser head 2 and light-emitting component 13 power supplies respectively.
The specific embodiment eight: below in conjunction with Fig. 2, Fig. 4 this embodiment is described, this embodiment is for to the further specifying of embodiment one,
A kind of portable sow pupillary reflex checkout gear, said Drive and Control Circuit 7 comprises: an adjustable resistance R1, an adjustable resistance R2 and an AX3021 DC decompression converter;
One end of on and off switch 15 links to each other with the positive pole of power supply 6, links to each other with the anode of six infrared laser heads 2 simultaneously behind adjustable resistance R1 of other end series connection of on and off switch 15, and the negative electrode of these six infrared laser heads 2 links to each other with the negative pole of power supply 6 simultaneously;
Embodiment:
The present invention converges at the border circular areas of diameter 4～5cm with disperse light, and through the grinding to the snoot specific part, makes hot spot illumination even through adopting high-powered LED lamp as the snoot of light source with high converging property; Confirm range unit, because the distance of instrument requirement light source and impact point is that 80CM remains unchanged, after the method for having tested a large amount of measuring distances; Six iraser heads of final employing, laser head and light source and snoot are fixed on the rigid base jointly, and the firm banking material will have enough rigidity to guarantee its stability; But remove its excess stock, reducing whole weight together, kept the position relative fixed between the three after fixing; Through adjustment laser head angle, six bundle laser are intersected at a point in twos, thereby confirmed 3 points in the space; Confirmed plane in the space, regulated the plan-position, made it become working face; It can be recently to control the variation of light-source brightness through regulating the duty that drives signal that part is regulated in transfer in the drive adjusting device, and can regulate working face illumination through the potentiometer continuous and quantitative; Consider during the designing power supply device that power supply will have stable electric weight supply, and volume is little, cost is low, final decision with lead-acid battery as power supply.
Guaranteeing that measuring distance is that 80CM is when constant; Need 6 laser heads be fixed on the jig; The laser head jig can have the direction regulating power of two degree of freedom; So that regulate localized working face position and correct the error of laser head own according to designing requirement, it should possess strong self-lock ability simultaneously.
After instrumentation is accomplished, to once adjust, promptly set work reference plane, open light source, just can continue then and use according to light source position adjustment laser head position according to designing requirement.
To irradiation unit, range unit, drive adjusting device, supply unit be fixed in the rectangular box at last; Light source and range unit are installed in inside; Adjusting device is installed in the casing side, and drive circuit and battery are put into box house, and has reserved the position of power source charges and adjusting knob.
After instrument is accomplished, carry out the test of job stability, open range unit (infrared laser head) switch during prediction earlier, the irradiation target is shone; Can form six (or a plurality of) hot spots in irradiated plane like this, along with operator's mobile apparatus, the position of hot spot also changes thereupon; Adjustment machine location and angle; Making hot spot converge at last is 3 points (by the decisions of laser head quantity), thereby has confirmed a spatial plane, opens light source then; Through test, find light stability and guarantee that object illumination is between 6500-8500lx.
In concrete implementation process, find:
Light-emitting component adopts a great power LED, and gathers light with high depth of field reflection shield, through six (or a plurality of) laser heads; The laser that is sent gives the space a bit in twos mutually, confirms working face, promptly according to functional requirement; Adjustment laser penetrates direction; Confirm planar position in the space, drive circuit adopt to regulate dutycycle mode come within on a large scale adjustment light-source brightness continuously, range unit is connected on the same base with light source; Promptly together be connected in the combination of bigger part of a rigidity or part, come adjustment light-source brightness continuously through knob (potentiometer).
The present invention is not limited to above-mentioned embodiment, can also be the reasonable combination of technical characterictic described in above-mentioned each embodiment.
Claims (7)
1. portable sow pupillary reflex checkout gear; It is characterized in that it comprises: radiation source (1), six infrared laser heads (2), adjustment knob (4), power supply (6), Drive and Control Circuit (7), laser head fixing head (8), casing (14) and on and off switch (15);
Bottom in the casing (14) is equipped with power supply (6) and Drive and Control Circuit (7), and the top outer of casing (14) is provided with adjustment knob (4) and on and off switch (15),
Radiation source (1) and six infrared laser heads (2) all are fixed on the laser head fixing head (8), and radiation source (1) is positioned at the orthohexagonal center that six infrared laser heads (2) are formed;
Said six infrared laser heads (2) are divided into three groups; Two infrared laser heads (2) in every group are adjacent; And the ray intersection of the emission of two the infrared laser heads (2) in every group also pools a bit in the space; The control signal output ends of control handle (4) connects the control signal input of Drive and Control Circuit (7); The radiation source control signal output ends of control circuit (7) connects the control signal input of radiation source (1), connects the laser head control signal output ends of control circuit (7) after six infrared laser heads (2) are connected in parallel.
2. a kind of portable sow pupillary reflex checkout gear according to claim 1 is characterized in that, said drive circuit (7) is used to adjust the brightness of the light source that radiation source (1) launched.
3. a kind of portable sow pupillary reflex checkout gear according to claim 1 is characterized in that it also comprises six laser head jigs, and each infrared laser head (2) is fixedly connected with laser head fixing head (8) through a laser head jig.
4. a kind of portable sow pupillary reflex checkout gear according to claim 1 is characterized in that it also comprises battery charge socket (5), and power supply (6) is a rechargable power supplies, and said battery charge socket (5) is used for charging to power supply (6).
5. a kind of portable sow pupillary reflex checkout gear according to claim 1; It is characterized in that; Said radiation source (1) is made up of light-emitting component (13), reflection concentration type cover (3), supporting seat (11) and gripper shoe (12); Said light-emitting component (13) is fixed in the groove of center of gripper shoe (12); Reflection concentration type cover (3) is fixed on the gripper shoe (12) through supporting seat (11), is used for the light that light-emitting component (13) sends is carried out optically focused, and gripper shoe (12) is fixed on the laser head fixing head (8).
6. a kind of portable sow pupillary reflex checkout gear according to claim 5 is characterized in that described light-emitting component (13) is a high-powered LED lamp.
7. according to claim 1 and power 2 described a kind of portable sow pupillary reflex checkout gears, it is characterized in that said Drive and Control Circuit (7) comprising: adjustable resistance R1, adjustable resistance R2 and an AX3021 DC decompression converter;
One end of on and off switch (15) links to each other with the positive pole of power supply (6); Link to each other with the anode of six infrared laser heads (2) simultaneously behind adjustable resistance R1 of other end series connection of on and off switch (15), the negative electrode of these six infrared laser heads (2) links to each other with the negative pole of power supply (6) simultaneously;
Power supply (6) outfan connects the voltage input end of AX3021 DC decompression converter; The voltage output end of AX3021 DC decompression converter connects the voltage input end of light-emitting component (13), and adjustable resistance R2 is connected with the control end of AX3021 DC decompression converter with control handle (4) parallel connection back.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210128757.XA CN102641113B (en) | 2012-04-27 | 2012-04-27 | Portable sow pupillary reflex detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210128757.XA CN102641113B (en) | 2012-04-27 | 2012-04-27 | Portable sow pupillary reflex detecting device |
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| Publication Number | Publication Date |
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| CN102641113A true CN102641113A (en) | 2012-08-22 |
| CN102641113B CN102641113B (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210128757.XA Expired - Fee Related CN102641113B (en) | 2012-04-27 | 2012-04-27 | Portable sow pupillary reflex detecting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111295128A (en) * | 2017-10-30 | 2020-06-16 | 威里利生命科学有限责任公司 | Active visual alignment stimulation in fundus photography |
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| US20120013909A1 (en) * | 2010-07-13 | 2012-01-19 | University Of Kent At Canterbury | Apparatus and method of monitoring and measurement using spectral low coherence interferometry |
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- 2012-04-27 CN CN201210128757.XA patent/CN102641113B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO1994025867A1 (en) * | 1993-05-04 | 1994-11-10 | Brisalebe Ag | Evaluating animal characteristics using ultrasound |
| EP0821912A2 (en) * | 1996-07-25 | 1998-02-04 | Oki Electric Industry Co., Ltd. | Animal body identifying device and body identifying system |
| CN1817323A (en) * | 2005-12-19 | 2006-08-16 | 中国人民解放军第四军医大学 | Automatic inspection of mouse exercising studying memory abilities after being stressed |
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| US20120013909A1 (en) * | 2010-07-13 | 2012-01-19 | University Of Kent At Canterbury | Apparatus and method of monitoring and measurement using spectral low coherence interferometry |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111295128A (en) * | 2017-10-30 | 2020-06-16 | 威里利生命科学有限责任公司 | Active visual alignment stimulation in fundus photography |
| CN111295128B (en) * | 2017-10-30 | 2022-08-19 | 威里利生命科学有限责任公司 | Active visual alignment stimulation in fundus photography |
| US11844573B2 (en) | 2017-10-30 | 2023-12-19 | Verily Life Sciences Llc | Active visual alignment stimuli in fundus photography |
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| CN102641113B (en) | 2014-06-04 |
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