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51results about How to "Easy to add sample" patented technology
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Full-automatic chemiluminiscence tester
ActiveCN105628687AImprove detection efficiencyAvoid errorsChemiluminescene/bioluminescenceEngineeringRefrigeration
The invention discloses a full-automatic chemiluminiscence tester and belongs to the field of chemiluminiscence testing.The full-automatic chemiluminiscence tester comprises a mechanical arm module, a refrigeration module, a power module, a reagent sample disk, a sampling needle component, a stirring component, a reaction cup frame, an incubation device, a magnetic separation component, a washing station component and a measuring room.Full-automatic management is achieved for mixing, reacting, incubating, magnetic separating, detecting and other procedures of a sample to be tested, the detection efficiency is improved, and operation errors are reduced.
Owner:NANJING NORMAN BIOLOGICAL TECH
Method for measuring glycosylated hemoglobin content
ActiveCN101915849AExtend effective use timeEasy to operateMaterial analysis by observing effect on chemical indicatorBiological testingLight irradiationTotal hemoglobin
The invention relates to a method for measuring glycosylated hemoglobin content, which comprises the following steps of: a, uniformly mixing a whole blood sample and hemolytic liquid; b, adding an appropriate amount of hemolyzed sample into latex suspending in glycine buffer solution; c, respectively adding an antibody B reagent and an antibody A reagent after preset time; d, uniformly mixing andreading a scattering value through a specific protein analyzer under the condition of single-wavelength light irradiation; and e, reading the glycosylated hemoglobin content from a standard curve diagram according to the scattering value. The glycosylated hemoglobin content of the blood sample can be directly determined without separately measuring the total hemoglobin content and the glycosylated hemoglobin content of the blood sample by taking fixed-time nephelometry as a detection principle; and antibody working solution does not need preparing in advance, so that the effective service time of the reagents is prolonged, the operating steps are simplified and the measuring time of the sample is shortened.
Owner:SHENZHEN GOLDSITE DIAGNOSTICS
Alternative high-throughput electroporation device
ActiveCN103320319AEasy to add sampleEasy pipettingStress based microorganism growth stimulationElectricityControl system
The invention discloses an alternative high-throughput electroporation device. The electroporation device comprises a substrate, wherein multiple through holes are formed in the substrate; a pair of electrodes is arranged at each through hole; the electrodes are connected with a wire arranged on the substrate; the electrodes can be gated in a single-point mode. The provided electroporation device can be manufactured by using a printed circuit board (PCB) manufacturing method. The electroporation device can be used for performing the electroporation on cells, such as animal cells or bacteria. During use of the device, an electroporation pulse is applied to an electroporation system in the through holes through the electrodes at the through holes. The electroporation device can be manufactured by using a PCB process, is mature in technology and low in cost and can be produced in batches. The electroporation device manufactured by using the PCB process can be seamlessly connected with a PCB-based circuit control system, and the electroporation device contributes to realizing high-throughput automatic gene function screening based on the electroporation.
Owner:CAPITALBIO CORP +1
Gene-detection integrally completed enclosed PCR (polymerase chain reaction) amplification tube
InactiveCN103160431AImprove reliabilityImprove accuracyBioreactor/fermenter combinationsBiological substance pretreatmentsHybridization reactionEngineering
The invention discloses a gene-detection integrally completed enclosed PCR (polymerase chain reaction) amplification tube which comprises a tube body, a solution storage tank and a tube cover, wherein the tube body is used for accommodating a PCR buffer solution, the solution storage tank is used for accommodating a hybridized buffer solution, the tube cover encloses an opening on the upper side of the solution storage tank, the solution storage tank is placed at the upper part of the tube body, the upper end of the solution storage tank is hermetically connected with the upper end of the opening of the tube body, the bottom surface of the solution storage tank is provided with a communicating tube for communicating the upper and lower sides of the bottom surface, and the lower end of the communicating tube is connected with the bottom surface. According to the invention, PCR, gene hybridization and gene detection can be completed in an enclosed system, thereby avoiding cross contamination; and PCR amplification system is completely isolated from a DNA hybridization system, thereby avoiding the influence of compositions such as buffer solutions and enzyme and the like in the amplification system on hybridization reaction, and greatly improving the accuracy and repeatability of gene detection. Due to the tube cover of the enclosed PCR amplification tube disclosed by the invention, the sample adding is more convenient, the tightness is strong, and the detection accuracy is better.
Owner:SOUTHEAST UNIV
Detection kit and detection method for porcine pseudorabies gB antibody
ActiveCN108303530AIncrease surface areaFull exposure and responseBiological material analysisAgainst vector-borne diseasesAntigenFully automatic
The invention discloses a detection kit and a detection method for a porcine pseudorabies gB antibody. The kit detects the content of the antibody in a sample to be detected through a specific reaction of a magnetic particle-coated antigen, a luminescent marker-labeled protein and the antibody in the sample to be detected. The kit realizes the quantitative detection of the porcine pseudorabies gBantibody, and has the advantages of high sensitivity, wide detection range, fastness, good repeatability, and realization of fully automatic operation and high-throughput detection.
Owner:上海鸣捷生物科技有限公司
Detection kit and detection method for porcine pseudorabies gE antibody
ActiveCN108303540AIncrease surface areaFull exposure and responseBiological material analysisCoatingsAntigenRepeatability
The invention discloses a detection kit and a detection method for a porcine pseudorabies gE antibody. The kit detects the content of the antibody in a sample to be detected through a specific reaction of a magnetic particle-coated antigen, a luminescent marker-labeled protein and the antibody in the sample to be detected. The kit realizes the quantitative detection of the porcine pseudorabies gEantibody, and has the advantages of high sensitivity, wide detection range, fastness, good repeatability, and realization of fully automatic operation and high-throughput detection.
Owner:上海鸣捷生物科技有限公司
Automatic detection system of genotyping chip
ActiveCN111849750AEasy to pipette and add samplesGuaranteed continuityBioreactor/fermenter combinationsBiological substance pretreatmentsEmbedded systemComputer hardware
The invention relates to the field of in-vitro diagnostic reagent detection, in particular to an automatic detection system of a genotyping chip. The detection system comprises a hybridization temperature control assembly, a pipetting assembly, a moving guide rail and a hybridization cleaning assembly, the hybridization temperature control assembly comprises a genotyping chip container, and a genotyping chip film strip can be horizontally placed in the genotyping chip container; the pipetting assembly comprises a needle discarding window, a needle turntable, a PCR product middle turntable andan image acquisition device which are sequentially arranged in the same straight line direction; the hybridization cleaning assembly comprises a liquid adding mechanism and a hybridization cleaning mechanism. The detection system has the beneficial effect that rapid and convenient suction and sample adding can be realized. According to the automatic detection system of the genotyping chip, automatic hybridization and detection are achieved, continuity of detection steps is guaranteed, the workload of manual intervention is small, and the detection efficiency is improved.
Owner:FUJIAN UNIV OF TECH
Alternative high-throughput electroporation device
ActiveCN103320319BEasy to add sampleEasy pipettingStress based microorganism growth stimulationElectricityControl system
The invention discloses an alternative high-throughput electroporation device. The electroporation device comprises a substrate, wherein multiple through holes are formed in the substrate; a pair of electrodes is arranged at each through hole; the electrodes are connected with a wire arranged on the substrate; the electrodes can be gated in a single-point mode. The provided electroporation device can be manufactured by using a printed circuit board (PCB) manufacturing method. The electroporation device can be used for performing the electroporation on cells, such as animal cells or bacteria. During use of the device, an electroporation pulse is applied to an electroporation system in the through holes through the electrodes at the through holes. The electroporation device can be manufactured by using a PCB process, is mature in technology and low in cost and can be produced in batches. The electroporation device manufactured by using the PCB process can be seamlessly connected with a PCB-based circuit control system, and the electroporation device contributes to realizing high-throughput automatic gene function screening based on the electroporation.
Owner:CAPITALBIO CORP +1
Microplate sample injection indicating system
InactiveCN110806493AAvoid problems that can easily lead to overdosingEasy to add sampleMaterial analysisMicrowell PlateInjection equipment
The invention relates to the technical field of microplate sample injection equipment, in particular to a microplate sample injection indicating system. The microplate sample injection indicating system comprises a base, wherein a plurality of indicator lamps are arranged on the upper surface of the base at equal intervals; a placement box is arranged above the base; a plurality of placement grooves are formed in the placement box at equal intervals; a placement plate is arranged at the rear side of the base; a gun groove is formed in the upper surface of the placement plate; and a sample injection gun is embedded inside the gun groove. According to the microplate sample injection indicating system, a sensing module is used for collecting a pressure signal and a palm signal, a key module is used for switching signal data counting and working modes, and a control module is used for analyzing and treating the collected signal data, so that the reduction of error rates of sample injectionis facilitated, and the efficiency of experiment is improved; a display module is used for displaying the analyzed and processed signal data; and a power module is used for supplying power to a circuit, so that the normal operation of the circuit is ensured.
Owner:NANJING MEDICAL UNIV
Combined type reaction cup
ActiveCN105107449AGood sealingEasy to operateChemical/physical/physico-chemical stationary reactorsFeed devicesChemistryReagent bottle
The invention discloses a combined type reaction cup. The combined type reaction cup comprises a preinstalled reagent bottle component and a reaction cup body, wherein the preinstalled reagent bottle component comprises a component shell and at least one reagent encapsulation bin, the bottom of the component shell extends outwards and is provided with a sample adding port, an upper elastic sealing part is arranged above the reagent encapsulation bin, and a sample adding port elastic sealing plug is arranged above the sample adding port; a bearing plate is fixed to the inner side of the upper end of the reaction cup body, a reagent hole and a sample adding hole are formed in the bearing plate, a groove is formed in the position corresponding to the reagent hole, and a lower elastic sealing part is arranged in the groove; when the preinstalled reagent bottle component is completely buckled with the reaction cup body, the bottom of the reagent encapsulation bin penetrates through the lower elastic sealing part and stretches into the reaction cup body through the reagent hole. The combined type reaction cup is high in overall sealing performance and easy to combine. Samples can be added at the same time or in sequence. Sample adding accuracy is guaranteed through positive air pressure. Meanwhile, the combined type reaction cup is compact in overall structure and convenient to popularize.
Owner:TZONE (HUNAN) BIOTECHNOLOGY LLC
Positioning and automatic sample loading device
The invention relates to the field of experimental devices for measuring hydrolyzable nitrogen in soil, and more particularly to a positioning and automatic sample loading device. The device comprisesa turntable, a plurality of reaction tube sets, and a power apparatus. A plurality of reaction tube sets are arranged laterally spaced in an annular along the circumference of the turntable. The reaction tube set comprises a first reaction tube and a second reaction tube. The first reaction tube and the second reaction tube are arranged with a tube cover which can be optional to open or close. The automatic sample loading device further comprises a liquid adding device, a cover opening and closing apparatus and a titrator. The cover opening and closing apparatus is used to control the openingor the closing of the tube cover. The invention provides a positioning and automatic sample loading device, particularly provides an experimental device for measuring hydrolyzable nitrogen in soil with high degree of automation, wherein the reaction tube has good sealing performance and is easy to load sample or titrate. In addition, the device has high accuracy and can reduce experimental errors.
Owner:INST OF MOUNTAIN HAZARDS & ENVIRONMENT CHINESE ACADEMY OF SCI
Diluted Ubbelohde viscometer
InactiveCN107843523AHigh measurement accuracyEasy to cleanViscometer maintainanceDirect flow property measurementEngineeringUbbelohde viscometer
The invention relates to the field of viscometers and discloses a diluted Ubbelohde viscometer. The viscometer comprises a liquid suction / discharge pipe (3) and a measuring tube (2). One side of the measuring tube (2) is connected to an escape pipe (1). The lower end of the measuring tube (2) is connected to a liquid feeding / discharge pipe (7). A mixing ball (6) is connected to the lower part of the liquid suction / discharge pipe (3). The liquid feeding / discharge pipe (7) is inserted into the bottom of the mixing ball (6). The lower end of the mixing ball (6) is connected to a raw liquid inletpipe (61). The opening of the liquid suction / discharge pipe (3) is connected to a liquid suction device (30) and a liquid pushing device (31). The measuring tube (2), the escape pipe (1), the liquid suction / discharge pipe (3) and the raw liquid inlet pipe (61) are connected to switches for controlling pipe opening sealing. The diluted Ubbelohde viscometer realizes convenient sample feeding, has uniform stirring effects, produces accurate measurement results, is cleaned through simple processes and has a high recovery rate of the sample solution and the cleaning solution.
Owner:杭州震越科技有限公司
Detection kit and detection method for porcine circovirus type 2 antibody
ActiveCN108303541AIncrease surface areaFull exposure and responseMaterial analysisAgainst vector-borne diseasesPorcine circovirusRepeatability
The invention discloses a detection kit and a detection method for a porcine circovirus type 2 antibody. The kit detects the content of the antibody in a sample to be detected through a specific reaction of a magnetic particle-coated antigen, a luminescent marker-labeled protein and the antibody in the sample to be detected. The kit realizes the quantitative detection of the porcine circovirus type 2 antibody, and has the advantages of high sensitivity, wide detection range, fastness, good repeatability, and realization of fully automatic operation and high-throughput detection.
Owner:上海鸣捷生物科技有限公司
One-stop reactor and nucleic acid detection analyser
InactiveCN113150956AAvoid diversionLow costAnalysis material containersBioreactor/fermenter combinationsNucleic acid detectionEngineering
The invention relates to a nucleic acid detection technology, in particular to a one-stop reactor and a nucleic acid detection analyser. The one-stop reactor comprises a pipe cover and a reaction pipe, wherein the pipe cover is provided with a sample adding hole and a reagent adding hole; a reagent storage pipe is arranged in the reagent adding hole and is filled with a second reagent, and a sealing film for sealing the sample adding hole and the reagent adding hole is arranged on the pipe cover; and a reaction cavity is formed in the reaction pipe, the pipe cover and the reaction pipe are matched and connected to enable the reaction cavity to be in a sealed state, and openings at two ends of the reagent adding hole are provided with sealing films. According to the one-stop reactor and the nucleic acid detection analyser, the problems that a kit is large in size, complex in internal structure, low in heating rate, long in detection time, large in loss in the nucleic acid extraction process, prone to be polluted and the like are solved.
Owner:ZYBIO INC
Multi-row tube cover with liquid separation function
The invention discloses a multi-row tube cover with a liquid separation function, and relates to the technical field of reagent tubes. Through one-step sample adding work, a reagent is added into reagent tubes in multiple rows, so that the workload of operators is reduced, and the problems of high working intensity and low working efficiency of operators during large-batch injection are solved. The multi-row tube cover comprises a tube cover body. A liquid separation module and a liquid adding unit communicated with the liquid separation module are arranged in the tube cover body. The liquid separation module comprises a plurality of liquid separation units which are sequentially arranged and communicated with one another. Each liquid separation unit comprises a liquid storage tanks with a centrifugal hole in the bottom, and the tops of the adjacent liquid storage tanks are kept communicated through a micro-fluidic channel. Sample liquid in the liquid separation module is shunted into each reagent tube through centrifugal force, so that an operator is prevented from adding the same reagent into a plurality of reagent tubes, and the workload of the operator is reduced.
Owner:无锡博奥玛雅医学科技有限公司 +3
Novel gel electrophoresis unit
PendingCN109085231ASimple stepsHarm reductionMaterial analysis by electric/magnetic meansGel preparationBlack paint
The invention relates to a novel gel electrophoresis unit which mainly comprises an electrophoresis tank body, a mating electrophoresis tank cover, a gel preparation comb and a gel preparation platform, wherein clamping grooves are formed on the left side and the right side of the gel preparation platform; two dismountable and smooth rectangular rubber plates are fitted with the clamping grooves;a water tank is arranged at the lower end of the gel preparation platform; a water inlet and outlet valve is arranged at the bottom of the water tank; black paint is applied below the gel preparationplatform; the electrophoresis tank body is connected with an electrophoresis buffer collection bottle through a Y guide pipe; the electrophoresis buffer collection bottle is connected with a gas pumpthrough a guide pipe; and a positive electrode wire and a negative electrode wire are arranged at the left end and the right end of the electrophoresis tank cover. A gel pouring tank, a gel loading tank and an electrophoresis tank are designed integrally; contact between a user and carcinogenic dye ethidium bromide (EB) gel is reduced; degradation of nucleic acid in a gel electrophoresis process is effectively avoided by the cooling water tank; a gel electrophoresis step is simplified; gel electrophoresis operation of the user is facilitated; and the electrophoresis efficiency is improved.
Owner:GUANGZHOU MUNICIPAL ZHONGWEI BIOTECH CO LTD +2
Double centrifugal tube
PendingCN106925362ANovel structureSimple and fast operationLaboratory glasswaresEngineeringMechanical engineering
Owner:湖北泉林医疗设备有限公司
A fully automatic chemiluminescence measuring instrument
ActiveCN105628687BImprove detection efficiencyAvoid errorsChemiluminescene/bioluminescenceMeasuring instrumentEngineering
The invention discloses a full-automatic chemiluminiscence tester and belongs to the field of chemiluminiscence testing.The full-automatic chemiluminiscence tester comprises a mechanical arm module, a refrigeration module, a power module, a reagent sample disk, a sampling needle component, a stirring component, a reaction cup frame, an incubation device, a magnetic separation component, a washing station component and a measuring room.Full-automatic management is achieved for mixing, reacting, incubating, magnetic separating, detecting and other procedures of a sample to be tested, the detection efficiency is improved, and operation errors are reduced.
Owner:NANJING NORMAN BIOLOGICAL TECH
Vacuum chamber and cabin door structure
PendingCN112081504AEasy to add sampleEnhanced closing pressureWing handlesWing knobsStructural engineeringMechanical engineering
Owner:ZYBIO INC
Sample adding plate fixing device
PendingCN113083395AAvoid frequent aborts of loadingEliminate visual blind spotsLab clamping meansAcute angleEngineering
The invention discloses a sample adding plate fixing device, and relates to the technical field of medical scientific research experiments. The device comprises a first supporting plate, a second supporting plate, a rotating assembly and a fixing assembly, the first supporting plate is used for being placed on a horizontal experiment operation table, the second supporting plate is used for placing a sample adding plate, one end of the first supporting plate and one end of the second supporting plate are fixedly connected with the rotating assembly, the first supporting plate and the second supporting plate can be subjected to angle adjustment through the rotating assembly, the fixing assembly is fixedly connected to the second supporting plate, and when the included angle between the second supporting plate and the first supporting plate is an acute angle, the fixing assembly is arranged on the side away from the first supporting plate; and therefore, the problem of low efficiency of sample adding on the sample adding plate during an experiment in the prior art is solved.
Owner:NORTH CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY
Agent ,which is convenient for sampling, for measuring glycosylated hemoglobin percentage
ActiveCN101915849BExtend effective use timeEasy to operateMaterial analysis by observing effect on chemical indicatorBiological testingLight irradiationTotal hemoglobin
Owner:SHENZHEN GOLDSITE DIAGNOSTICS
Sample adding structure and microfluidic detector applying same
ActiveCN222642049UEasy to add sampleEasy to assembleLaboratory glasswaresProcess engineeringMechanical engineering
The utility model relates to the technical field of micro-fluidic chip detection, in particular to a sample adding structure and a micro-fluidic detector applying the sample adding structure, the sample adding structure comprises a sample adding module and a communication module, the communication module is used for communicating the sample adding module and a micro-fluidic chip; the device is characterized in that at least two mutually independent sample adding channels for introducing reaction liquid are arranged in the sample adding module, and each sample adding channel is provided with an inflow port for the reaction liquid to flow in and an outflow port for the reaction liquid to flow out and communicated with the communication module; the sample adding module further comprises switch assemblies which are arranged at the outflow ports and can close the outflow ports, and the switch assemblies are in one-to-one correspondence with the outflow ports; the sample adding structure can provide sample adding convenience for a user and ensure no liquid leakage during sample adding; according to the microfluidic detector, a user can conveniently assemble the sample adding structure in the shell by adopting the matching relation of the sliding groove and the sliding block, the user can conveniently pull out the sample adding module for sample adding, and the microfluidic detector has the advantage of convenience and rapidness in sample adding.
Owner:NINGBO FOTILE KITCHEN WARE CO LTD
Simulated Field Culture System for Determination of Marine Primary Productivity Using Black and White Bottle Method
ActiveCN105181911BSimulation is accurateDoes not affect transmissionMaterial analysisWater bathsEffect light
The invention relates to a simulated on-site cultivation system for measuring marine primary productivity by using a black-and-white bottle sampling method, comprising a cultivation unit, a temperature and water flow simulation control unit, and a lighting simulation control unit; the cultivation unit includes several cultivation subunits, and the cultivation subunits The unit includes a cylinder-shaped water bath cover, a central rotating shaft is arranged along the central axis of the cylinder, and a culture bottle rotating bracket is arranged on the periphery of the central rotating shaft. Several culture bottles are detachably fixed on the culture bottle rotating bracket, and each culture subunit Set in series with the central rotating shaft as the axis, there are gaps between the culture sub-units; the temperature and water flow simulation control unit includes a circulating water bath, which is connected to the water inlet and water outlet on the water bath cover respectively; the lighting simulation control unit It includes a light panel and a fluorescent tube, the fluorescent tube is arranged on the light panel, the fluorescent tube is connected to a power supply, and the lighting simulation control unit is set outside the outermost cultivation sub-unit.
Owner:QINGDAO INST OF MARINE GEOLOGY
Group b streptococcus identification and drug susceptibility testing card, group b streptococcus identification and drug susceptibility testing kit and methods of using the same
ActiveCN107299127BImprove convenienceReduce testing costsMicrobiological testing/measurementMicroorganism based processesBiotechnologyNucleic acid detection
The invention discloses an identification and drug sensitivity test card for group B streptococcus, an identification and drug sensitivity test kit for the group B streptococcus and a using method of the identification and drug sensitivity test kit for the group B streptococcus. The identification and drug sensitivity test card for the group B streptococcus comprises a test card body, wherein an identification micropore area and a drug sensitivity test area are arranged on the test card body; the identification micropore area is provided with a plurality of identification micropores; the drug sensitivity test area is provided with a plurality of drug sensitivity micropores. According to the identification and drug sensitivity test card for the group B streptococcus disclosed by the invention, an identification experiment and a drug sensitivity test experiment on the group B streptococcus can be carried out at the same time, and the convenience is better. Based on a display method / a turbidimetric method, identification and drug sensitivity experiments on the group B streptococcus are carried out; compared with nucleic acid test, the test cost is lower.
Owner:广东阳光生物科技有限公司
Group of real-time fluorescent QRT-PCR primers capable of detecting cattle, sheep akabane virus by one-step method, probe and usage method thereof
ActiveCN103789455BIncreased sensitivityImprove featuresMicrobiological testing/measurementMicroorganism based processesNucleotideViral nucleic acid
The invention discloses a group of real-time fluorescent QRT-PCR primers capable of detecting cattle, sheep akabane virus by a one-step method, a probe and a usage method thereof. The nucleotide sequences of the described primers and the probe are respectively as shown in SEQIDNO.1-3. The method for detecting the cattle, sheep akabane virus is as follows: sample RNA is used as template, the above primers and probe are adopted to perform the one-step real-time fluorescent QRT-PCR amplification test of the sample RNA, after reaction, if a specific fluorescent amplification curve appears, the sample RNA is judged to contain the cattle, sheep akabane virus nucleotide, namely the sample is tested positive for the cattle, sheep akabane virus. A standard curved prepared according to analog standards can quantify the one-step real-time fluorescent QRT-PCR amplification test. The method for detecting the cattle, sheep akabane virus is safe, quick, high in specification and sensitivity, and provides technical support for detection of the cattle, sheep akabane disease in livestock husbandry and the inspection and quarantine work of the exit cattle and sheep.
Owner:INSPECTION & QUARANTINE TECH CENT OF GUANGDONG ENTRY EXIT INSPECTION & QUARANTINE BUREAU
Gene-detection integrally completed enclosed PCR (polymerase chain reaction) amplification tube
InactiveCN103160431BImprove reliabilityImprove accuracyBioreactor/fermenter combinationsBiological substance pretreatmentsHybridization reactionLiquid storage tank
Owner:SOUTHEAST UNIV
Eight-connecting-pipe placing device
ActiveCN222586638UImprove experimental efficiencyEasy to add sampleStructural engineeringTube placement
The utility model provides an eight-connecting-pipe placing device, which belongs to the technical field of eight-connecting-pipe placing and is provided with a box body, supporting fins, a placing opening, a liquid absorbing layer, a telescopic air cylinder, a controller, a button and a connecting rod. Each placing opening is of a round hole structure, and the number of the round hole structures is eight; the box body is of a square hollow structure, 12 sets of placing openings are formed in the upper wall of the box body, all the sets of placing openings are arranged side by side, and one side of each set of placing opening is provided with a mark number of 1-12; the supporting wings are arranged on the two sides of the box body respectively, and a certain angle is formed between each supporting wing and the upper wall of the box body. A group of placing openings are formed in the supporting wings; the placing opening is used for inserting an eight-connection pipe; the supporting wings are rotationally connected with the box body and are used for providing a clear observation platform for a user to add a sample into the eight-connection pipe; the problems that in the process of adding the sample into the eight-connection pipe, the view field is limited, the situation that the sample is added mistakenly or neglected is likely to happen, and the experiment result is inaccurate can be solved.
Owner:QINGDAO MUNICIPAL HOSPITAL
Array type cell culture chip as well as construction method and application thereof
PendingCN119265037AImprove test efficiencyshorten the timeApparatus sterilizationEpidermal cells/skin cellsVascularizesVascular transport
The invention provides an array type cell culture chip as well as a construction method and application thereof, and belongs to the technical field of tissue engineering. The invention provides an array type cell culture chip. The array type cell culture chip comprises an upper-layer chip, a first sealing gasket, a porous membrane, a second sealing gasket and a lower-layer chip which are sequentially combined, the invention further provides a tissue culture method based on the array type cell culture chip, vascularized skin tissue is obtained in a dynamic culture mode, and the vascularized skin tissue is closer to human skin tissue and has a more complete skin function. The array type cell culture chip disclosed by the invention adopts a detachable structure, is low in processing difficulty, easy to assemble and high in reusability; each layer structure is convenient to disassemble, so that the internal area is convenient to clean and fully disinfect; the skin tissue cultured by using the chip has a vascularized tissue, forms an endothelial barrier, and can better simulate the transportation of drugs along with blood vessels; and a precise and controllable fluid microenvironment is provided, and a platform is provided for large-scale drug screening.
Owner:WUHAN CHINESE & WESTERN MEDICINE UNION HOSPITAL
Immunoassay microwell plate sample adding auxiliary device
ActiveCN222490129Uincrease distancereduce pollutionSupporting apparatusMicrowell PlateStructural engineering
The utility model relates to the field of immune test microwell plate sample adding, and discloses an immune test microwell plate sample adding auxiliary device which comprises a sample storage box body, a cover plate is arranged at the top end of the sample storage box body, a microwell plate body is arranged on the inner wall of the sample storage box body, and a dispersing assembly is arranged on the inner wall of the sample storage box body. The dispersing assembly comprises a guide frame, a second sliding groove is formed in the left side of the guide frame, a first sliding groove is formed in the position, close to the lower portion of the second sliding groove, of the left side of the guide frame, a limiting groove is formed in the front surface of the guide frame, and the guide frame is slidably connected to the inner wall of the sample storage box body. According to the microplate disclosed by the utility model, the microplate bodies are driven by the guide frame to move upwards, so that the multiple groups of microplate bodies can be mutually dispersed when moving upwards, the distance between adjacent hole sites among the multiple groups of microplate bodies is increased, the sample adding is more convenient by increasing the distance, the sample pollution during sample adding is reduced, and the sample adding efficiency is improved.
Owner:FOURTH MILITARY MEDICAL UNIVERSITY
Nucleic acid amplification detection micro-fluidic chip
PendingCN113736643ASmooth detection processEasy to operateBioreactor/fermenter combinationsBiological substance pretreatmentsMedicineEngineering
The invention relates to the field of in-vitro medicine, in particular to a nucleic acid amplification detection micro-fluidic chip which comprises: a micro-fluidic chip; membranes which respectively cover the upper surface and the lower surface of the micro-fluidic chip; a primer chamber which is arranged on the micro-fluidic chip and is used for presetting a primer; a reaction amplification chamber which is arranged on the micro-fluidic chip, is connected with the primer chamber and is used for presetting an amplification reaction mixture; and a detection chamber which is arranged on the micro-fluidic chip, is communicated with the reaction amplification chamber and is used for presetting a fluorescence detection reagent. The nucleic acid amplification detection micro-fluidic chip is sealed by adopting a membrane structure, a sample is not easy to leak, aerosol pollution is not easy to cause, a detection result is not influenced, the sample is convenient to add, the use amount of the sample is small, a PCR (Polymerase Chain Reaction) tube is not needed, the operation is convenient, the chip is suitable for rapid detection, the communication state between the front-end reaction chamber and the rear-end reaction chamber can be accurately controlled, and the whole structure is lighter.
Owner:吉特吉生物技术(苏州)有限公司