CN2476024Y - Arena detector - Google Patents

Abstract

The utility model discloses a urinary sediment detection device, which can improve the detection rate of the urinary sediment through the dyeing of urine samples, including a urine sample feeding device, a staining solution feeding device, a mixing device of the urine sample and the staining solution, an observation device, a cleaning device and a control device. The detection device completes such tasks as the aspiration of urine samples, staining solution and cleaning liquid, as well as manual or automatic testing and cleaning in accordance with the prescribed computer programs. In addition, three cases of implementation are provided to show that the device is simple and convenient to use.

Description

Device for detecting deposit dregs in urine

The utility model relates to device for detecting deposit dregs in urine.

Urinalysis is a kind of conventional sense project on the clinical medicine, provides foundation by urinalysis for diagnosis.The intervention of extraneous factor can make analysis result great deviation occur, and on the other hand, some communicate illnesss as the detection of acquired immune deficiency syndrome (AIDS), more need prevent the intervention of extraneous factor.And from operating personnel's this respect, also should do one's utmost to reduce or avoid and the contacting of test sample, in case infect.U.S. Pat-4393466 and US-4612612 disclose the device for detecting deposit dregs in urine that can satisfy above-mentioned requirements basically, and it comprises that tested urine injecting tube the centrifugal rotation by test tube makes sediment separate with suspension then; After centrifugal the suspension removal is stayed the sediment that suspends again in surplus liquid, deliver to the microscopically microscopy then.US-4393466 also further discloses the sediment that suspends again has been transported to technology on the slide glass that microscopy uses, contacts urine sample to eliminate the operator, and the visible system of urine sample television imagery is provided.Above-mentioned patent also discloses the slide glass device, and this device can provide the stable sample area of observing solids in the urine sample.

The disclosed urine system of the U.S. Pat-4804267 of Walter Greenfield etc. adopts peristaltic pump alternately to promote urine sample and cleaning fluid, and this patent has adopted the particle in the video display system observation sample liquid.

The U.S. Pat-5393494 of Walter Greenfield etc. discloses the urine analysis device that uses vertical microscope and reusable microslide device.

The disclosed device of above-mentioned document all is directly to adopt the urine sample of unprocessed mistake to detect as sample, causes the low greatest weakness of these device recall rates.Secondly, it is to provide urine sample with peristaltic pump, has the defective of quantitative property difference.

Therefore, the purpose of this utility model is to provide a kind of device for detecting deposit dregs in urine.This device can overcome the deficiency in the prior art.

According to device for detecting deposit dregs in urine of the present utility model is achievement in research and the A Li Xinlan-dimethyl diaminophenazine chloride chromoscopy urine slag method that is based upon Wu Fengtong professor, or is suitable on the basis of other decoration method of this device.It comprises a urine sample feedway, dyeing liquor feedway, urine sample and dyeing liquor mixing arrangement, counting chamber, microscope, cleaning device and control device, wherein:

The urine sample feedway is that weight feed detects required urine sample, it further comprises a specimen holder that turns or movably be placed with a plurality of urine specimen containers, one or more urine sample suction means are supplied with described urine sample and dyeing liquor mixing arrangement by the urine sample that this device is drawn.

The dyeing liquor feedway is that weight feed detects required dyeing liquor.Compare and prior art, the adding of dyeing liquor helps separating out and detecting of sediment, thus the accuracy that improves testing result widely.The dyeing liquor feedway comprises a container and a dyeing liquor suction means of placing dyeing liquor.The dyeing liquor of being drawn is supplied with described urine sample and dyeing liquor mixing arrangement.

Urine sample and dyeing liquor mixing arrangement, this device are that urine sample and dyeing liquor that urine sample feedway and dyeing liquor feedway are supplied with are mixed, and that is to say urine sample is dyeed, so that the dyeing urine sample after dyed to be provided.Therefore, it comprises the container with a urine sample input end, a dyeing liquor input end and an output terminal.Can also comprise that one makes urine sample and the well-mixed stirring apparatus of dyeing liquor.Wherein, described cleaning fluid input end is after a urine examination finishes, and when below the cleaning device that illustrates being brought into operation the cleaning fluid injecting mixer is cleaned, and the waste liquid of cleaning fluid is discharged by output terminal.

An observation device, this device comprise a microscope, and a single channel or multichannel flowing counting pool are arranged on described microscopical objective table.

Counting chamber also is microslide, is a checking matter carrier by sediments microscope inspection.According to checking matter of the present utility model is the urine sample of dyeing.Flowing counting pool can be single flow count pool device, also can be said multi-channel flowing counting pool device in Chinese patent application 00264799.0 in applicant's on Dec 15th, 2000.It comprises a counting stall, this has the groove of one or more admittance flowing counting pools, there is the counterbore of a graticule centre of this groove, the diameter of counterbore is greater than the width of groove, the two ends of groove respectively have one by all grooves and extend to the cross through hole of the outside of outermost groove, and said flowing counting pool is a transparent double glazing body, and its shank is a bluff body, two ends are right cylinder, and they are connected with the waste liquid receiving trap with mixing arrangement respectively.Described flat part and right cylinder have between partly one can be partly in the transition of described groove and cross through hole junction.

Microscope, that is known biological microscope, it may further include a camera and/or image display device, for example, TV.

Cleaning device, this device comprise a cleaning fluid storage container, and one pumps into mixing pit with cleaning fluid, and then enter pumping system and a waste liquid recovery pond that flowing counting pool cleans them.

Control device, this device comprise a microprocessor and a software, and a plurality of solenoid valve and pump of pressing the determined flow process control of software.So that to the urine sample feedway, the dyeing liquor feedway, mixing arrangement and cleaning device are controlled.

When surveying the device use according to arena of the present utility model, at first, under the control of control device,, and the urine sample of being drawn sent into urine sample and dyeing liquor mixing arrangement by the urine sample suction means of urine sample feedway quantitative absorption urine sample from a container (for example test tube) that is placed with urine sample.Draw when finishing urine sample, by stepper motor and gearing make be placed with urine specimen container sample turn over or the position of advancing, make next urine specimen container to be detected be in position to be drawn.

Then control device starts the dyeing liquor device, quantitative absorption dyeing liquor from the dyeing liquor container.The dyeing liquor that is suitable for the dyeing of urine sample sediment can be the dyeing liquor that adopts crystal violet-Sha xanthochromia color method, it comprises the crystal violet by 3.0g, 95% the ethanol of 20ml, 0.8g ammonium oxalate and the first liquid formed of the redistilled water of 80ml and husky yellow by 0.25g, 95% the ethanol of 10ml and add to second liquid that the redistilled water of 100ml forms dyeing liquor with the 3:97 (volume ratio) of first liquid and second liquid, also can adopt the dyeing liquor of A Li Xinlan-dimethyl diaminophenazine chloride decoration method, it comprises the dyeing liquor that is mixed with by 1.8g of A Li Xinlan that is dissolved in 100ml physiological saline and the dimethyl diaminophenazine chloride g that is dissolved in 100ml physiological saline.Described dyeing liquor is sent into urine sample and dyeing liquor mixing arrangement.

After urine sample and dyeing liquor were sent into mixing arrangement respectively, this device can mix urine and dyeing liquor by vibration under the control of control device fully, even also urine sample sediment dyeing.Then, in the flowing counting pool of dyed urine sample input observation device, after depositing about 20 seconds, the user detects by the urine sample of microscope to dyeing, can be by artificial microscopy counting, the also urine sample that can detect with camera record perhaps with camera record or show on display screen in real time, and detects automatically.

After urine examination finishes, start cleaning device by control device, this device is at first drawn cleaning fluid from the cleaning fluid storage container, and send into mixing arrangement, mixing arrangement and flowing counting pool are cleaned, influence testing result to avoid the difference between urine sample, the waste liquid after the cleaning injects waste fluid container, so that dispose by environmental requirement.

According to sediment urinalysis pick-up unit of the present utility model compared with the prior art, owing to adopt sediment urinalysis dyeing, its verification and measurement ratio is far above the testing result of prior art, and this just provides foundation for the diagnosis of clinical medicine.The device of this practicality also has advantage simple in structure, easy to use.

Above-mentioned purpose of the present utility model and other purpose and advantage thereof will be more readily apparent from by the detailed description below in conjunction with the accompanying drawing illustrated embodiment, and accompanying drawing has:

Fig. 1 is the composition diagram according to first embodiment of device for detecting deposit dregs in urine of the present utility model;

Fig. 2 A and Fig. 2 B are that the urine sample among Fig. 1 is supplied with structural representation partly;

Fig. 3 is the structural representation of the four-way peristaltic pump among Fig. 1;

Fig. 4 is the structural representation of the plane valve among Fig. 1;

Fig. 4 A, 4B are respectively the exploded view and the partial sectional views of plane shown in Figure 4 valve;

Fig. 5, the 6th, the process flow diagram of device shown in Figure 1;

Fig. 7 is the composition diagram according to second embodiment of device for detecting deposit dregs in urine of the present utility model;

Fig. 8 is the composition diagram according to the 3rd embodiment of device for detecting deposit dregs in urine of the present utility model.

At first, with reference to Fig. 1, Fig. 2 A and Fig. 2 B explanation first embodiment according to device for detecting deposit dregs in urine of the present utility model.It comprises a urine sample feedway 1, and this device further comprises a urine sample storing unit 100 and a urine sample suction means 110.Wherein urine sample storing unit 100 comprises that a plurality of 101, one in test tubes that urine sample is housed deposit the specimen holder 102 of described test tube, and described specimen holder is driven by stepper motor 103.In other words, urine sample of every absorption, stepper motor 103 drives specimen holder 102 and rotates lattice, each urine sample is in is automatically drawn the position.Urine sample suction means 110 comprises a sampling probe 111 and the drive unit 112 that control sampling probe 111 moves up and down, and partly four-way peristaltic pump 4 and partly plane valve 5.Drive unit 112 comprises a motor 113, reduction gear 114, tooth bar 115 and gear 116.When motor 113 rotated, gear 116 moved down, and sampling probe 111 is moved in the test tube 101, drew the urine sample in the test tube 101.Sampling probe 111 other ends are connected to the back with the illustrated planar valve by emulsion tube 118.After the sampling, sampling probe 111 is risen in motor 113 counter-rotatings.Drive unit 112 comprises that also makes a said apparatus, it is the device that motor 113, speed reduction unit 114, tooth bar 115, gear 116 and sampling probe 111 rotate, make said apparatus forward the position of drawing cleaning fluid to by the sample position, it comprises a motor 117 and reduction gear 119.Draw the cleaning fluid position when said apparatus turns to, motor 113 is just changeing, and sampling probe 111 enters in the soda liquor container 7, so that draw cleaning fluid.

The four-way peristaltic pump is described and is connected below with reference to Fig. 1 and Fig. 3.Referring to Fig. 3, there is shown the cut-open view of four-way the inside peristaltic pump 4 earlier, it comprises 401,402,403,404, one pump shafts 406 that are connected with motor 405 of not connected again passage of four configured in parallel.Referring to Fig. 1, passage 401,402,403 connects a solenoid valve 407,408 and 409 respectively at its input end below, and the input end of passage 404 does not have solenoid valve.Wherein passage 401 is to be connected respectively to cleaning fluid bottle 2 and dyeing liquor bottle 3 and atmosphere through solenoid valve 407.Passage 402 and 403 is connected to cleaning fluid bottle 3 through solenoid valve 408 and 409 respectively.Passage 401,402 and 403 output terminal are connected respectively to below the input end with the plane valve of explanation.The working method of passage 404 is opposite with other passage, its input end with below the output terminal of plane valve of explanation is linked to each other, the output terminal of passage 404 is connected to the back with the waste liquid pool that illustrates.The continuous working in whole testing process of four-way peristaltic pump.

Continuation is with reference to Fig. 1, the front had been said by the urine sample of urine sample feedway 1 absorption and had been passed through delivery pipe, enter the input port 504 of plane valve 5, in addition, the aforesaid dyeing liquor that sucks under the control of solenoid valve 407 by four-way pump 4 is the input port 501 of input plane valve 5 also.Plane valve 5 is the disposable valves of the relation between a kind of input port and the delivery outlet.It comprises a movable part 505 and a fixed part 506 and motor 507 (see figure 4)s that rotate the control movable part.Fig. 4 A and Fig. 4 B show the exploded view and the partial sectional view of plane valve 5 respectively, and the input and output relation of valve is described.The input channel 502,503 of the plane valve 5 among Fig. 1 describes in detail when will be explained below the cleaning of plane valve 5 and follow up device again.As shown in Figure 1, send into mixing pit 6 from output terminal 502 ' and 503 ' output respectively by the passage 501 of plane valve and the dyeing liquors and the urine sample of 504 introducings.Wherein urine sample need be passed through liquid level detector 12 when 503 ' output, with what of the urine sample of control input mixing pit, unnecessary amount is transported to the input end 404 of four-way peristaltic valve 4 from passage 504 ' under the control of plane valve 5, send useless pond recovery pond 7 back to through the output channel of this valve.Dyeing liquor is after detecting through liquid level detector 12, and unnecessary sends dyeing liquor container 3 back to through output channel 501 ' under the control of solenoid valve 17.

Enter the urine sample of mixing pit 6 and dyeing liquor forms dyeing after mixing fully urine sample, this urine sample is sent into the flowing counting pool 8 that is used for observation under the microscope (not shown), and counting chamber also is slide glass.Its structure can be that U.S. Pat-5393494 is disclosed, also can be applicant's disclosed multi-channel flowing counting pool in Chinese patent application 00264799.0.The observer reads the granule number of the urine sample sediment in the counting chamber by microscope.Also can utilize shooting-computer technology, the granule number of automatic interpretation urine sample sediment.Introduce counting chamber 8 the dyeing urine sample be to detect by second liquid level detector 12, as surpassing scheduled volume, solenoid valve 14 and 16 work are sent useless pond 7 back to by pipeline.

After detecting end, need each component part of device is cleaned, to avoid influencing each other between different detection urine samples.Cleaning of the present utility model comprises general cleaning and forces to clean two partly.The latter mainly is the cleaning that is used for counting chamber.

At first explanation is general cleans.Cleaning fluid is supplied with by cleaning fluid reservoir vessel 2.Start solenoid valve 407,408 and 409, cleaning fluid is imported through the passage 401,402 and 403 of four-way the inside peristaltic valve 4 respectively.Wherein, the cleaning fluid of being imported by passage 401 is entered plane valve 5 by its corresponding delivery outlet input channel 501, and then the output channel 501 ' by plane valve 5 is sent liquid waste liquid pool 7 back under the control of solenoid valve 17, thereby realizes the passage 401,501 of the conveying dyeing liquor of four-way peristaltic pump and plane valve 5 is cleaned.Cleaning fluid by solenoid valve 408 and 409 controls is imported by the input channel 402,403 of four-way peristaltic pump 4, input channel 502 and 503 through this pump plane valve 5, the input and output passage relation of control plane valve 5, output channel 502 ', 503 ', mixing pit 6 and counting chamber 8 are cleaned, and the waste liquid after the cleaning is back to waste liquid pool 7 under the control of solenoid valve 14.

Force cleaning is that independent Cleaning count pond 8 to counting chamber 8 is detecting devices that the urine sample sediment detects, and its clean part why not of taking up an official post all will influence the accuracy of testing result.Force cleaning fluid to place and force in the washing lotion container 11, start pump 10 by control electromagnetic valve 15, and solenoid valve 16, cleaning fluid is sent into counting chamber 8, and the waste liquid after the cleaning starts pump 9 under the control of solenoid valve 14, send back to waste liquid pool 7.

This practical device for detecting deposit dregs in urine is to detect under automatic measuring and controlling, and the flow process control of the control system of device for detecting deposit dregs in urine of the present utility model is described below with reference to Fig. 5 and Fig. 6.As shown in the figure, after device for detecting deposit dregs in urine connect electricity, control system entered system initialization (step S101), and display system shows " in the preparation ", all solenoid valves, and plane valve and absorption needle tubing all are in initial position.Enter S102, the motor 113 of control sampling probe 111 motions rotates, and sampling probe is moved downward in the test tube 101 of placing urine sample.Step S103, motor 405 work of four-way peristaltic pump, and solenoid valve 407 is in the dyeing liquor container state of connecting, sampling probe 111 is drawn the input channel 504 that urine sample is sent into plane valve 5 from test tube 101, and dyeing liquor is through the input channel 501 of the passage 401 input plane valves 5 of four-way peristaltic pump 4.Enter step S104, detect first liquid level detector 12 in this step and whether be in high level,, urine sample/dyeing liquor lazy weight of drawing is described, return step S103, continue to extract if testing result does not reach high level as yet.As reaching high level, following step is divided into two partly, and first is master routine for proceeding this program by trace routine partly.Another partly is the reverse and transfer of aforementioned program.Because the latter is comparatively simple, explanation in advance.

Detected first liquid level detector 14 at step S104 and be in noble potential, program enters step S201, in descending motor 113 backward rotation of this step control sampling probe 111, and the test tube 101 that sampling probe 111 is left got sample.Then making motor 117 rotate an angle at step S202 is positioned at above the soda liquor container sampling probe 111.At step S203, actuating motor 113 once more, sampling probe fallen in soda liquor container 2, so that be that cleaning needle 111, plane valve 5 transmit the passage of urine samples and the passage of four-way peristaltic pump 4 transmission urine samples cleans.Because four-way peristaltic pump motor is continuous rotation.

Master routine is described now back.Detect liquid level detector 12 at step S104 and be in high level, program enters step S105, and in this step, the rotatable part 505 that drives the motor 507 rotating drive plane valves 5 of plane valve 5 turns to shifts one's position.At step S106, the timer (not shown) stops operating the motor 405 that drives four-way peristaltic pump 4.Meanwhile, pump 9 work.Enter step S107, each is just changeing the mixed liquor that sucks urine sample, dyeing liquor after three times pump 9 motor positive and inverses.Take repeatedly the purpose of forward and backward to be to guarantee that urine sample, the dyeing liquor drawn have best a mixing.After the imbibition, detect the current potential of liquid level detector 13 at step S108, as reach noble potential, the motor of pump 9 quits work, and closes solenoid valve 14 simultaneously, gets ready for next procedure detects arena.Enter step S109, whether the concentration that detects urine sample and dyeing liquor mixed liquor is suitable, if concentration in allowed limits, then enters step S110 and detect, and the result screen after the detection shows, and/or sends into computing machine, by printer prints.Change the cleaning procedure of back then over to explanation.

If at this moment the excessive concentration of the urine sample that detects at step S109 and the mixed liquor of dyeing liquor enters the dilution program.First step of dilution program is to press dilution button (S301), and whether step S302 test button is pressed, as does not press, and returns step S301.As pressing, at step S303, screen shows " sample dilutes ", start the motor 507 of plane valve 5, the movable part 505 that drives plane valve 5 is to the original position, connect solenoid valve 14, start pump 9 backward rotation, also be about to be present in the urine sample in the counting chamber 8 and the mixed liquor suction waste liquid pool 7 of dyeing liquor.Subsequent at step S305, make solenoid valve 14 be returned to off-position, pump 9 quits work, and opens solenoid valve 407, makes it to connect soda liquor container.It should be noted that at this dilution and cleaning fluid are with a kind of liquid.Also connect solenoid valve 17 in this step, so that the dilution (being cleaning fluid) that too much draws into is back in the waste fluid container 7 by the control of this valve.At step S306, start the 401 passages input of four-way peristaltic pump 4.Program is returned step S104 afterwards, repeats abovementioned steps, reaches desired scope until the concentration of the mixed liquor of urine sample and dyeing liquor.Behind abovementioned steps S110, enter cleaning procedure then.

Cleaning procedure is described now.At first, press the cleaning button at step S111.Step S112 checks whether press, enter step S113 if cleaning button, screen shows " equipment cleans ".At step S114, motor 507 counter-rotatings of plane valve 5 make the movable part 505 of this valve no longer connect with fixed part 506.Step S115 connects solenoid valve 408 and 409, that is connects with soda liquor container 2; Solenoid valve 407 is in connects the soda liquor container position, disconnect solenoid valve 17, connect solenoid valve 14, so just open all passages for cleaning.At step S116, start the motor 405 of four-way peristaltic pump 4, with the cleaning fluid suction, open pump 9 then, will realize cleaning through plane valve 5, mixing pit 6 and counting chamber 8 by the cleaning fluid of four-way peristaltic pump 4 suction, after the cleaning, cleaning fluid is sent into waste liquid pool 7.Enter step S117 afterwards, close solenoid valve 409,408, that is disconnect with soda liquor container 2; Forward solenoid valve 407 to connection dyeing liquor container 3 positions; Make solenoid valve 17 forward the position of connecting with dyeing liquor container 3 to, so that unnecessary dyeing liquor reuse when measuring next time; Close solenoid valve 14.Enter step S118, motor 113 counter-rotatings move up sampling probe 111, make motor 117 counter-rotatings then, sampling probe is got back to drawn the urine sample position.Show at step S118 screen that " cleaning finishes; please select whether to continue to measure; measure as continuing; then enter step S121; stepper motor 103 is taken a step forward, even also specimen holder 102 turns to next position, make the test tube 101 of urine sample to be detected enter position to be detected; step turns back to S102, begin new detection.

If determine not continue to measure at step S120, then determine whether to force to clean at step S122, if determine not force to clean, program finishes at step S123.As force to clean, then show " equipment is being forced to clean " at S124.Enter step S125, connect solenoid valve 15,14 and 16, pump 10 rotates, and cleaning fluid extracts from force soda liquor container 11 forces cleaning fluid, and counting chamber 8 is forced to clean, and the cleaning fluid after the cleaning flows back to waste fluid container 7 by pipeline.After the cleaning, close solenoid valve 15,14 and 16 at step S126, pump 10 quits work.And then determine whether continue to measure at step S127, measure as continuing, enter step S129, motor 103 is rotated, make urine sample to be checked enter position to be checked, step is returned S102 then.Measure as not continuing, program finishes at S128.

Second embodiment of device for detecting deposit dregs in urine of the present utility model is described referring now to Fig. 7.The difference of this embodiment and first embodiment is to adopt retaining valve and ram pump as the device of drawing urine sample, dyeing liquor and cleaning fluid.As shown in the figure, it comprises a urine sample feedway, and this device is identical with the urine sample feedway 1 of first embodiment, therefore, only shows the test tube 701 of depositing urine sample among the figure.As previously mentioned, the urine sample feedway among first embodiment can also be drawn cleaning fluid, and is same, and the urine sample feedway of present embodiment is also had an identical functions, for this reason, and soda liquor container shown in the figure 702.The extraction of urine sample or cleaning fluid is to be finished by first ram pump 703, and ram pump is a fixed displacement pump, and its input and output side has a retaining valve 704 and 705 respectively.Retaining valve 704 is to be used for after ram pump 703 extracts urine samples or cleaning fluid from urine sample test tube 701 or soda liquor container 702, and it no longer refluxes the liquid that is extracted.Retaining valve 705 is output retaining valves, is transported to mixing pit 710 by this valve, does not flow backwards to ram pump 703 but can not produce the liquid of being carried.A dyeing liquor feedway, this device comprise 706, one second ram pumps 707 that extract dyeing liquor of a dyeing liquor container, and this pump is a fixed displacement pump, and its input end and output terminal have a retaining valve 708 and 709 respectively.Retaining valve 708 is to be used for no longer being back to dyeing liquor container 706 when second ram pump 707 from the dyeing liquor that dyeing liquor container 706 extracts.Retaining valve 709 can not produce to second ram pump 707 behind the dyeing liquor input mixing pit 710 that second ram pump 707 extracts and reflux.Behind urine sample and dyeing liquor suction mixing pit 710, control electromagnetic valve 712 makes the mixed liquor of urine sample and dyeing liquor enter counting chamber 711, and visual or shooting-computer system is read the sediment quantity in the urine sample by microscope.

After detecting end, open solenoid valve 712, start pump 713, simultaneously, sampling probe is drawn cleaning fluid by structure identical with first embodiment and mode first ram pump 703, mixing pit 710 and counting chamber 711 is cleaned from soda liquor container 702, discharging of waste liquid is in waste liquid pool 714.To the cleaning of second ram pump 707, the aspirating needle by drawing dyeing liquor, take as drawing the solenoid valve (not shown) on structures of samples and the cleaning fluid conveying pipeline road, and connect solenoid valve 712 and pump 713 cleans.

According to this embodiment, also can have as the pressure cleaning device among first embodiment.

The 3rd embodiment of device for detecting deposit dregs in urine of the present utility model is described in conjunction with Fig. 8 now.The 3rd embodiment and first embodiment are similar, but it is the device of two first embodiment of cover, wherein urine sample feedway, soda liquor container, dyeing liquor container, waste liquid recovery pond and pressure soda liquor container are shared, in addition, though counting chamber is common, but different with first embodiment, it must be the hyperchannel counting chamber, as the applicant described in the Chinese patent application 00264799.0.Adopt the advantage of this embodiment to be to shorten arena detection time, improve work efficiency.With each urine examination time be 1 minute, wherein urine sample enters counting chamber until detect finishing to be approximately 20 seconds.According to the device of present embodiment, after first urine examination finished, urine sample in another passage of counting chamber was adjusted to and microscopically just can detects within sweep of the eye by regulating objective table with oneself.Therefore, the detection of two urine samples only needed to realize in 1 minute and 20 seconds.

If the device of the 3rd embodiment adopts two cover urine sample feedwaies, finishing the back in first urine examination so just can clean, and second urine sample can enter detection, take two urine sample feedwaies, the time of two urine examinations can shorten near 1 minute, this is under the big situation of detection limit, and is particularly suitable.

The applicant is described in detail with regard to design of the present utility model and embodiment; the professional and technical personnel can make various conversion and improvement on this basis; but these conversion and improvement all do not break away from spirit of the present utility model, all in the protection domain that claims limit.

Claims (10)

1, a kind of device for detecting deposit dregs in urine is characterized in that comprising:

A urine sample feedway, this device weight feed detects required urine sample, comprises a rotating or removable specimen holder and an one or more urine sample suction means that is placed with a plurality of urine specimen containers;

A dyeing liquor feedway, this device weight feed detects required dyeing liquor, comprises a container and a dyeing liquor suction means of placing dyeing liquor;

Urine sample and dyeing liquor mixing arrangement, this device will fully be mixed by urine sample and the dyeing liquor that urine sample feedway and dyeing liquor feedway are supplied with respectively, comprise a mixer, this container has a urine sample input end and a dyeing liquor input end and a mixed liquor output terminal;

An observation device, this device comprise a microscope, and a single channel or multichannel counting chamber are arranged on described microscope stage;

A cleaning device, the cleaning fluid that places soda liquor container that this device is drawn by urine sample feedway and dyeing liquor feedway is to mixing pit with counting chamber cleans and a waste liquid recovery pond;

A control device, this device comprise a microprocessor and a software and a plurality of solenoid valve and pump of pressing the determined flow process control of software.

2, according to the described device of claim 1, it is characterized in that also comprising a device that counting chamber is forced to clean, this device comprises that one is forced soda liquor container, a solenoid valve and a pump.

3,, it is characterized in that the suction means of described absorption urine sample and dyeing liquor, and the suction means of drawing cleaning fluid when cleaning is a four-way peristaltic pump, and this pump is continuous working in testing process according to the described device of claim 1.

4,, it is characterized in that urine sample, dyeing liquor and the cleaning fluid drawn by the four-way peristaltic pump are quantitatively to import mixing arrangement by institute's initialize program in the control device through the plane valve according to the described device of claim 3.

5,, it is characterized in that having the liquid level detector of a detection input quantity at plane valve output terminal according to the described device of claim 4.

6,, it is characterized in that the output terminal of counting chamber has a liquid level detector according to the described device of claim 1.

7, according to the described device of claim 1, the absorption that it is characterized in that urine sample, dyeing liquor and cleaning fluid is to be realized by first and second ram pumps, at the input and output side of pump one retaining valve is arranged respectively.

8, according to the described device of claim 7, it is characterized in that also comprising one to counting chamber pressure cleaning device, this device comprises that washes down a washing lotion container by force, a solenoid valve and a pump.

9,, it is characterized in that comprising two urine sample suction means, two dyeing liquor suction means, two urine samples and dyeing liquor mixing arrangement, hyperchannel counting chamber and two cover cleaning devices according to the described device of claim 1.

10, according to the described device of claim 9, it is characterized in that also comprising the device of counting chamber being forced cleaning, this device comprises that one is forced clean container, a solenoid valve and a pump.

Images