CN102430549A - Cleaning device for full-automatic biochemical analyzer and cleaning method thereof - Google Patents
Cleaning device for full-automatic biochemical analyzer and cleaning method thereof Download PDFInfo
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- CN102430549A CN102430549A CN2011104189108A CN201110418910A CN102430549A CN 102430549 A CN102430549 A CN 102430549A CN 2011104189108 A CN2011104189108 A CN 2011104189108A CN 201110418910 A CN201110418910 A CN 201110418910A CN 102430549 A CN102430549 A CN 102430549A
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Abstract
The invention discloses a cleaning device for a full-automatic biochemical analyzer and a cleaning method thereof, relating to the technical field of the cleaning device for the full-automatic biochemical analyzer, and solving the technical defects of incomplete cleaning of the present cleaning device for the full-automatic biochemical analyzer. The cleaning device for the full-automatic biochemical analyzer comprises a sample needle cleaning tank and a colorimetric cuvette cleaning station, which is characterized in that: except a liquid outlet hole which is butt-jointed with the needle hole of the sample needle and used for draining a residual sample in the sample needle and distilled water pre-sucked in the sample needle to a wastewater barrel, the sample needle cleaning tank is further provided with a cleaning position for cleaning the outside of the sample needle; and a distilled water spraying port is arranged in the cleaning position. The sample needle cleaning tank can finish cleaning the inside and outside of the sample needle within two steps so as to largely reduce sample detection cross contamination rate introduced by the sample needle.
Description
Technical field
The present invention relates to the cleaning device technical field of automatic clinical chemistry analyzer, be specifically related to be used for the sample pin of the cleaning device of automatic clinical chemistry analyzer and the architecture advances aspect of the device that cuvette cleans.
Background technology
Automatic clinical chemistry analyzer is an instrument of measuring certain particular chemical composition in the body fluid according to the photoelectric colorimetry principle; Because its measuring speed is fast, accuracy is high, the consumption amount of reagent is few; Become the visual plant of Linchuan controversial issue; Be mainly used in various body fluid such as blood to human body, urine and carry out biochemical analysis and record data,, thereby be used widely in hospitals at different levels, epidemic prevention station, family planning service station at present so that scientific basis is provided for diagnosis and definite patient's state of an illness.
The existing automatic clinical chemistry analyzer series products in market mostly cleans not thorough; Sample once to be detected remains in sample pin or the chrominance response cup before making; Its consequence that causes is that the colorimetric result to sample exerts an influence, thereby finally influences the accuracy of testing result.
Summary of the invention
In sum, main purpose of the present invention is that the cleaning device that solves existing automatic clinical chemistry analyzer cleans halfway technological deficiency, and the cleaning device and the cleaning method thereof of a kind of automatic clinical chemistry analyzer that proposes.
For solving technical problem proposed by the invention; The technical scheme that adopts is: a kind of cleaning device of automatic clinical chemistry analyzer; Include sample pin rinse bath and cuvette cleaning station; It is characterized in that: dock except being provided with in the described sample pin rinse bath with the pin mouth of sample pin; Be used for residual sample in the sample pin and the distilled water that is sucked in advance in the sample pin are drained into outside the outage of waste liquid barrel, also be provided with the clean bits that is used for sample pin exterior washings, in clean bits, be provided with the distilled water spout.
Include as the present invention being made further improved technical scheme:
Described cuvette cleaning station includes vertical mobile console, and is located at 7 groups of cleaning needles on vertical mobile console; Said 7 groups of curved arrangements of cleaning needle, wherein the cuvette that is spaced apart between the 1st ~ 5 group and the 6th ~ 7 group of adjacent cleaning needle moves gear, and three cuvettes that are spaced apart between the 5th group of cleaning needle and the 6th group of cleaning needle move gear; Said the 1st ~ 5 group of cleaning needle comprises be packaged together nozzle needle and suction spindle composition, and the 6th ~ 7 group of cleaning needle only comprises suction spindle.
Realize the method for cleaning, include sample pin cleaning method and cuvette cleaning method, it is characterized in that described sample pin cleaning method includes following steps:
A1, the sample pin of automatic clinical chemistry analyzer is moved into the outage position in the rinse bath, residual sample in the sample pin and the distilled water that is sucked in advance in the sample pin are drained into the waste liquid barrel from outage, accomplish that the sample pin is inner to be cleaned;
A2, the sample pin is moved in the clean bits in the rinse bath, from the distilled water spout of clean bits, sprays distilled water, accomplish the exterior washings of sample pin;
A3, sample pin suck the distilled water of scheduled volume from clean bits, clean subsequent use as the inside of sample pin next time.
The distilled water of said suction scheduled volume is meant 1.0 ml distilled water.
Described cuvette cleaning method includes following steps:
The suction spindle of b1, the 1st group of cleaning needle is answered mixture to draw in anti-the cuvette of automatic clinical chemistry analyzer and is drained into waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 1st group of cleaning needle;
B2, cuvette is moved to the below of the 2nd group of cleaning needle, utilize the suction spindle of the 2nd group of cleaning needle to draw b1 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 2nd group of cleaning needle;
B3, cuvette is moved to the below of the 3rd group of cleaning needle, utilize the suction spindle of the 3rd group of cleaning needle to draw b2 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 3rd group of cleaning needle;
B4, cuvette is moved to the below of the 4th group of cleaning needle, utilize the suction spindle of the 4th group of cleaning needle to draw b3 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 4th group of cleaning needle;
B5, cuvette is moved to the below of the 5th group of cleaning needle, utilize the suction spindle of the 5th group of cleaning needle to draw b4 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 5th group of cleaning needle;
B6, the reaction cuvette of b5 step topping-up is moved to a room between the 5th cleaning needle and the 6th cleaning needle, as stable period;
B7, will react cuvette again and move between tungsten lamp and the monochromator from the room, and measure the cuvette blank absorbency, this absorbance can deduct from reactant mixture absorbance result as blank;
After b8, cuvette blank absorbency were measured, cuvette was moved into the below of the 6th cleaning needle, drew distilled water to the waste liquid barrel that the b5 step injects in the cuvette by the 6th cleaning needle;
B9, cuvette is moved into the below of the 7th cleaning needle at last, cuvette is thoroughly drained, so far react the cleaning process of cuvette and accomplish by the 7th cleaning needle.
Beneficial effect of the present invention is:
(1) the sample pin rinse bath in apparatus of the present invention can be accomplished the inside and outside cleaning of sample pin through two steps, greatly reduces the sample detection cross pollution rate of being introduced by the sample pin.
(2) the cuvette cleaning station in apparatus of the present invention progressively moves below 7 groups of cleaning needles through the reaction cuvette, accomplishes and cleans; Cleaning performance is outstanding, further reduced and cleaned not the influence that thoroughly contrastive colours reaction produces, and the water consumption of cleaning process is starkly lower than like product.
Description of drawings
Fig. 1 is the whole plan structure sketch map of automatic clinical chemistry analyzer;
Fig. 2 is the structure for amplifying sketch map of A part among Fig. 1;
Fig. 3 is the sample pin pin arm configuration sketch map of automatic clinical chemistry analyzer;
Fig. 4 is a cuvette cleaning station structural representation of the present invention.
The specific embodiment
Below will combine accompanying drawing, the preferred embodiments of the present invention will be carried out detailed description; Should be appreciated that preferred embodiment has been merely explanation the present invention, rather than in order to limit the present invention.
Shown in Fig. 1, Fig. 2 and Fig. 3; Sample pin 1 is located at the front end below of pin arm 11; The tail end of pin arm 11 is fixed on the substrate 2 of automatic clinical chemistry analyzer through rotating lifting gear; Swing through pin arm 11 realizes sample pin 1 round moving up and down between sample disc 3 and reaction tray 4, accomplishes that the absorption of the sample in the sample disc 3 is discharged in the cuvette 41 of reaction tray 4.Between sample disc 3 and reaction tray 4, be provided with a sample pin rinse bath 5, after performance of sample pin 1 completion, be moved in the sample pin rinse bath 5 and carry out inside and outside cleaning operation; Be provided with an outage 51 and a clean bits 52 in the said pin rinse bath 5, outage 51 docks with the pin mouth of sample pin 1, is used for residual sample in the sample pin 1 and is sucked into sample pin 1 interior distilled water in advance being drained into waste liquid barrel; Be provided with the distilled water spout in the clean bits 52, be used for sample pin exterior washings, outage 51 separately carries out the inside cleaning operation and the exterior washings operation of sample pin 1 with clean bits 52, and it is outside to avoid sample pin 1 interior residual sample to increase the weight of the contaminated samples pin.After sample pin 1 was accomplished cleaning operation, sample pin 1 sucked the pure distilled water of scheduled volume from clean bits, preferably suck 1.0 ml distilled water, and is subsequent use as the inside cleaning of sample pin 1 next time.
Shown in Fig. 1, Fig. 2 and Fig. 4, on the substrate 2 of automatic clinical chemistry analyzer, cuvette cleaning station 6 is installed, cuvette cleaning station 6 is used for the cuvette 41 of cleaning reaction dish 4.Cuvette cleaning station 6 includes the vertical mobile console 61 that is installed on the substrate 2, at the 7 groups of cleaning needles 62 that place above the reaction tray that are provided with on the vertical mobile console 61; Said 7 groups of cleaning needles, 62 curved arrangements; The cuvette that is spaced apart between two groups of cleaning needles that wherein 621,622,623,624,625 and the 6th ~ 7 groups of cleaning needles of the 1st ~ 5 group of cleaning needle 626,627 are adjacent moves gear, and three cuvettes that are spaced apart between the 5th group of cleaning needle 625 and the 6th group of cleaning needle 626 move gear; Said the 1st ~ 5 group of cleaning needle 621,622,623,624,625 comprises be packaged together nozzle needle and suction spindle composition, and the 6th ~ 7 group of cleaning needle only comprises suction spindle 626,627.
The cuvette cleaning method includes following steps:
The suction spindle of b1, the 1st group of cleaning needle 621 is answered mixture to draw in anti-the cuvette of automatic clinical chemistry analyzer 41 and is drained into waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 1st group of cleaning needle 621;
B2, cuvette is moved to the below of the 2nd group of cleaning needle 622 again; Utilize the suction spindle of the 2nd group of cleaning needle 622 to draw b1 injects cuvette in the step distilled water; It is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 2nd group of cleaning needle 622;
B3, cuvette moved to the below of the 3rd group of cleaning needle 623; Utilize the suction spindle of the 3rd group of cleaning needle to draw b2 injects cuvette in the step distilled water; It is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 3rd group of cleaning needle 623;
B4, cuvette moved to the below of the 4th group of cleaning needle 624; Utilize the suction spindle of the 4th group of cleaning needle 624 to draw b3 injects cuvette in the step distilled water; It is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 4th group of cleaning needle 624;
B5, cuvette moved to the below of the 5th group of cleaning needle 625; Utilize the suction spindle of the 5th group of cleaning needle 625 to draw b4 injects cuvette in the step distilled water; It is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 5th group of cleaning needle 625;
B6, the reaction cuvette of b5 step topping-up is moved to a room between the 5th cleaning needle and the 6th cleaning needle, as stable period;
B7, will react cuvette again and move between tungsten lamp and the monochromator from the room, and measure the cuvette blank absorbency, this absorbance can deduct from reactant mixture absorbance result as blank;
After b8, cuvette blank absorbency were measured, cuvette was moved into the below of the 6th cleaning needle, drew distilled water to the waste liquid barrel that the b5 step injects in the cuvette by the 6th cleaning needle 626;
B9, cuvette 41 is moved into the below of the 7th cleaning needle 627 at last, cuvette is thoroughly drained, so far react the cleaning process of cuvette and accomplish by the 7th cleaning needle 627.
Claims (5)
1. the cleaning device of an automatic clinical chemistry analyzer; Include sample pin rinse bath and cuvette cleaning station; It is characterized in that: dock except being provided with in the described sample pin rinse bath with the pin mouth of sample pin; Be used for residual sample in the sample pin and the distilled water that is sucked in advance in the sample pin are drained into outside the outage of waste liquid barrel, also be provided with the clean bits that is used for sample pin exterior washings, in clean bits, be provided with the distilled water spout.
2. the cleaning device of a kind of automatic clinical chemistry analyzer according to claim 1, it is characterized in that: described cuvette cleaning station includes vertical mobile console, and is located at 7 groups of cleaning needles on vertical mobile console; Said 7 groups of curved arrangements of cleaning needle, wherein the cuvette that is spaced apart between the 1st ~ 5 group and the 6th ~ 7 group of adjacent cleaning needle moves gear, and three cuvettes that are spaced apart between the 5th group of cleaning needle and the 6th group of cleaning needle move gear; Said the 1st ~ 5 group of cleaning needle comprises be packaged together nozzle needle and suction spindle composition, and the 6th ~ 7 group of cleaning needle only comprises suction spindle.
3. application rights requires 1 or 2 said cleaning devices to realize the method for cleaning; Include sample pin cleaning method and cuvette cleaning method; It is characterized in that described sample pin cleaning method includes following steps: a1, the sample pin of automatic clinical chemistry analyzer is moved into the outage position in the rinse bath; Residual sample in the sample pin and the distilled water that is sucked in advance in the sample pin are drained into the waste liquid barrel from outage, accomplish that the sample pin is inner to be cleaned; A2, the sample pin is moved in the clean bits in the rinse bath, from the distilled water spout of clean bits, sprays distilled water, accomplish the exterior washings of sample pin; A3, sample pin suck the distilled water of scheduled volume from clean bits, clean subsequent use as the inside of sample pin next time.
4. the method for cleaning according to claim 3, it is characterized in that: the distilled water of said suction scheduled volume is meant 1.0 ml distilled water.
5. the method for cleaning according to claim 3; It is characterized in that: described cuvette cleaning method includes following steps: the suction spindle of b1, the 1st group of cleaning needle is answered mixture to draw in anti-the cuvette of automatic clinical chemistry analyzer and is drained into waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 1st group of cleaning needle; B2, cuvette is moved to the below of the 2nd group of cleaning needle, utilize the suction spindle of the 2nd group of cleaning needle to draw b1 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 2nd group of cleaning needle; B3, cuvette is moved to the below of the 3rd group of cleaning needle, utilize the suction spindle of the 3rd group of cleaning needle to draw b2 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 3rd group of cleaning needle; B4, cuvette is moved to the below of the 4th group of cleaning needle, utilize the suction spindle of the 4th group of cleaning needle to draw b3 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 4th group of cleaning needle; B5, cuvette is moved to the below of the 5th group of cleaning needle, utilize the suction spindle of the 5th group of cleaning needle to draw b4 injects cuvette in the step distilled water, it is drained in the waste liquid barrel, and then in cuvette, injects distilled water through the nozzle needle of the 5th group of cleaning needle; B6, the reaction cuvette of b5 step topping-up is moved to a room between the 5th cleaning needle and the 6th cleaning needle, as stable period; B7, will react cuvette again and move between tungsten lamp and the monochromator from the room, and measure the cuvette blank absorbency, this absorbance can deduct from reactant mixture absorbance result as blank; After b8, cuvette blank absorbency were measured, cuvette was moved into the below of the 6th cleaning needle, drew distilled water to the waste liquid barrel that the b5 step injects in the cuvette by the 6th cleaning needle; B9, cuvette is moved into the below of the 7th cleaning needle at last, cuvette is thoroughly drained, so far react the cleaning process of cuvette and accomplish by the 7th cleaning needle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110418910 CN102430549B (en) | 2011-12-15 | 2011-12-15 | Cleaning device for full-automatic biochemical analyzer and cleaning method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110418910 CN102430549B (en) | 2011-12-15 | 2011-12-15 | Cleaning device for full-automatic biochemical analyzer and cleaning method thereof |
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| CN102430549A true CN102430549A (en) | 2012-05-02 |
| CN102430549B CN102430549B (en) | 2013-10-23 |
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| CN 201110418910 Active CN102430549B (en) | 2011-12-15 | 2011-12-15 | Cleaning device for full-automatic biochemical analyzer and cleaning method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106771293A (en) * | 2017-01-17 | 2017-05-31 | 江苏柯伦迪医疗技术有限公司 | Automatic clinical chemistry analyzer with allocation unit |
| CN106841647A (en) * | 2017-01-25 | 2017-06-13 | 江苏柯伦迪医疗技术有限公司 | Automatic clinical chemistry analyzer and method |
| WO2019061503A1 (en) * | 2017-09-30 | 2019-04-04 | 深圳迈瑞生物医疗电子股份有限公司 | Sample analyzer cleaning control method and sample analyzer |
| CN113275342A (en) * | 2021-06-22 | 2021-08-20 | 宙斯生命科技(常州)有限公司 | Reaction cup washing mechanism and reaction cup washing method |
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| CN102430549B (en) | 2013-10-23 |
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Effective date of registration: 20141210 Address after: Five road in Longgang District of Shenzhen City, Guangdong province 518000 Baolong Baolong Industrial City No. 2 Patentee after: Shenzhen Glory Medical Co., Ltd. Address before: 230012, Anhui, Hefei New Station District, New Station Industrial Park, Hefei medical supplies Co., Ltd. office building Patentee before: Sino Protection (Hefei) Medical Products Co., Ltd. |