51 results about "Fluorescence immunoassay analyzer" patented technology

1. Name of the Design Product: Handheld Dry Fluorescent Immunoassay Analyzer (Model A). 2. Use of the Design Product: An instrument used in conjunction with a fluorescent immunoassay chromatography reagent card to qualitatively or quantitatively analyze analytes in human samples by measuring the fluorescence intensity of the bands in the reaction area. 3. Design Key Points of the Design Product: The combination of shape and color. 4. Picture or Photograph Most Indicating the Design Key Points: Perspective view. 5. The claimed design includes color.

The utility model relates to the technical field of detection equipment, in particular to a fluorescence immunoassay analyzer. Comprising a machine body, a detection window is arranged on the front side of the machine body, a multi-channel reaction disc is arranged on one side of the detection window, a plurality of incubation grooves are formed in the front side of the multi-channel reaction disc, the multi-channel reaction disc comprises a plurality of independently arranged timing modules, buzzers and indicator lamps, and the buzzers and the indicator lamps are electrically connected with the timing modules. When the reaction time of the test card on a certain channel in the multi-channel reaction disc is over, the buzzer and the indicator light can give an alarm; the device can immediately detect a plurality of temperature-controlled test cards in sequence, and does not need to wait for the completion of the temperature control of the next test card, so that a large amount of time can be saved.

The invention relates to cryptography and information security, and discloses an RFID card reading anti-channel conflict management system, which comprises an information binding module used for binding an RFID tag protocol of a test reagent card and agent information of a fluorescence immunoassay analyzer corresponding to the test reagent card, and an information encryption module used for encrypting the binding information and sending the encrypted binding information to a server. The encryption protocol data writing module is used for writing the encryption protocol data into the RFID tag of the test reagent card, and the information verification module is used for decrypting the encryption protocol data in the RFID tag and calculating and restoring agent information and a consistency coefficient of the agent information; the execution allowing module is used for increasing the total available test frequency of the fluorescence immunoassay analyzer when the consistency coefficient meets a preset threshold value, and generating a frequency zero clearing instruction of the RFID tag so as to execute frequency zero clearing of the RFID tag; and the execution refusal module is used for generating an execution refusal instruction and unavailability prompt information of the RFID tag when the consistency coefficient does not conform to a preset threshold value. According to the invention, the accuracy of anti-channel conflict management can be improved.

The utility model relates to the technical field of analyzers, in particular to a reagent card positioning device of a dry-type fluorescence immunoassay analyzer, which comprises a bottom plate and an inserting plate, the inserting plate is inserted into an inserting groove arranged on the front side of the bottom plate, a storage frame is arranged at the upper end of the inserting plate and fixedly connected with the inserting plate, and an opening is arranged on the front side of the storage frame. Two rubber clamping blocks are arranged on the inner side of the storage frame, an interval allowing reagent cards to be placed in is reserved between the two rubber clamping blocks, two fixing seats are arranged at the upper end of the bottom plate, the fixing seats are arranged on the two sides of the storage frame and detachably connected with the bottom plate, and wedge mechanisms used for pushing the two rubber clamping blocks to be close to each other are arranged on the sides, facing the storage frame, of the fixing seats. After the inserting plate is completely pushed into the inserting groove, the two fixing bases at the upper end of the bottom plate push the two rubber clamping blocks on the inner side of the storage frame to be folded through the wedge mechanism, the two rubber clamping blocks can clamp the reagent card inserted into the storage frame when being folded, the small-size reagent card is prevented from shaking in the storage frame, and the reliability is high.

The utility model discloses an optical module of a fluorescence immunoassay analyzer, which simplifies the structure, reduces the cost and improves the detection efficiency. The device comprises an optical circuit board, an LED, a PD, an excitation shell, a receiving shell, an optical fiber, a plano-convex lens, an optical filter and a dichroscope, the optical circuit board is provided with a row of LEDs and a row of PDs, and the number of the LEDs is equal to that of the PDs; the excitation shell and the receiving shell respectively cover the LED and the PD; the excitation shell is provided with an output hole, and the receiving shell is provided with an input hole for connecting an optical fiber; a first channel communicated to the output hole is arranged in the excitation shell corresponding to the LED, and a second channel communicated to the input hole is arranged in the receiving shell corresponding to the PD; plano-convex lenses are arranged at the output hole and the input hole; each LED and each PD are correspondingly provided with a pair of plano-convex lenses and an optical filter; a plurality of dichroscopes are arranged in the first channel and the second channel, light concentration is achieved between the LED and the output hole through the dichroscopes, and light dispersion is achieved between the input hole and the PD through the dichroscopes.

1. The name of this design product: Portable fluorescent immunoassay analyzer. 2. Purpose of this design product: used for fluorescent immunoassay detection. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: Stereoscopic drawing 1.

The utility model provides a fluorescence immunoassay analyzer, which is used for detecting a reagent card and comprises an analyzer body and a positioning block, the analyzer body is provided with an inlet / outlet and an accommodating groove communicated with the inlet / outlet; the positioning block is arranged in the accommodating groove in a penetrating manner and is detachably connected to the analyzer body; the positioning block is provided with a clamping groove and an elastic buckle, and the reagent card can move along the clamping groove and is clamped with the elastic buckle. According to the utility model, the positioning block provided with the elastic buckle is detachably connected to the analyzer body, so that when the elastic buckle is subjected to structural fatigue or damage due to frequent insertion and extraction of the reagent card, the analyzer body does not need to be disassembled, and only the positioning block needs to be taken out of the accommodating groove for replacement, thereby simplifying the maintenance process, shortening the maintenance time and improving the maintenance efficiency. The risk of secondary damage to precise detection elements in the analyzer in the disassembling process is also avoided, the maintenance efficiency of equipment is improved, and the service life of the equipment is prolonged.

The invention discloses a handheld fluorescence immunoassay analyzer with a dustproof function, and aims to solve the problem that dust and stains easily enter an existing handheld fluorescence immunoassay analyzer from a test paper insertion hole, so that the accuracy of a detection result is influenced. The analyzer comprises an analyzer body and a test paper insertion hole formed in one end of the analyzer body, a dustproof assembly is arranged at the end, close to the outer side of the analyzer body, of the test paper insertion hole, the dustproof assembly comprises a dustproof plate, a driving part and a stirring part, and the dustproof plate can elastically ascend and descend in the test paper insertion hole. During use, the stirring piece is rotated to drive the driving piece to enable the dustproof plate to open the test paper insertion hole, fingers do not need to contact the dustproof plate, insertion of test paper cannot be hindered, and the test paper insertion hole is closed after detection is completed, so that dust is effectively prevented from entering the analyzer in the detection process and after detection is completed; the accuracy of a detection result is improved.

The invention discloses a fluorescence immunoassay analyzer test fixture and a test method thereof, and belongs to the technical field of medical instrument tests, the fluorescence immunoassay analyzer test fixture comprises a first assembly body and a second assembly body movably connected with the first assembly body; the first assembly body is of a plate-shaped structure, the second assembly body is of a hollow box-shaped structure with a top cover and without a bottom cover, and the first assembly body is matched with the second assembly body; the first assembly body is of a double-layer structure and comprises a bottom plate and a fixing plate arranged on the bottom plate. Wherein the fixing plate is provided with a plurality of fixing grooves and fixing columns which are matched with the fluorescence immunoassay analyzer; clamping grooves matched with the second assembly bodies are further formed in the four corners of the fixing plate. The fluorescence immunoassay analyzer is accurately fixed and positioned through detachable connection of the second assembly body and the first assembly body, and the technical effects of simplifying the test operation process and improving the test stability and safety are achieved.

The application provides a nucleic acid test strip and a detection method for detecting smut genes, and belongs to the technical field of detection. The application comprises a bottom plate, a sample pad and a water absorption pad; an NC film is attached to the bottom plate, the NC film is provided with a T line and a C line, the T line is sprayed with a coupling agent of a capture probe and streptavidin; the C line is sprayed with a coupling agent of a quality control probe and streptavidin; the quality control probe is complementary to a DNA sequence of a DNA1-AgInS2 / ZnS fluorescent probe. The application utilizes the advantages of AgInS2 / ZnS quantum dots (AgInS2 / ZnS QDs), such as good biocompatibility, high fluorescence intensity and wide spectral range. The test strip based on AgInS2 / ZnS quantum dots has higher sensitivity and stronger quantitative capacity than traditional test strips. The fluorescence ratio of the T line and the C line is detected by using a fluorescence immunoassay instrument for quantitative detection, the fluorescence immunoassay instrument can quickly read out the value, and has the advantages of rapidness, simple operation, low sensitivity, good selectivity and the like.

The utility model provides an automatic sampling device for a fluorescence immunoassay analyzer, which comprises a fixed bracket arranged on the fluorescence immunoassay analyzer, the X-axis movement mechanism is connected with the fixed bracket in a sliding manner; the Y-axis movement mechanism is mounted on the X-axis movement mechanism; the sampling arm assembly is positioned in the Z-axis direction and is fixedly connected with the X-axis movement mechanism; the X-axis movement mechanism is fixedly connected with the sampling arm assembly through an X-axis protection chain support, and the Y-axis movement mechanism is fixedly connected with the Y-axis protection chain support through a Y-axis protection chain support. According to the utility model, on the basis of ensuring that the sampling arm assembly effectively completes automatic sampling and moving processes in the operations of cleaning, washing liquid, spitting liquid and uniformly mixing, the tension of the wire harness on the bent parts of the X-axis protection chain and the Y-axis protection chain is reduced through the X-axis protection chain bracket and the Y-axis protection chain bracket, so that the protection chains are prevented from being damaged and broken; the service life of the automatic sampling device is prolonged, and the normal detection of a fluorescence immunoassay instrument is ensured.

The utility model discloses an optical detection structure and portable fluorescent immunoassay appearance. Optical detection structure includes first seat body, light source structure, second seat body, optical component, and the first seat body is formed with the first light guide hole and is linked with the first light guide hole first light hole, and second seat body is connected with first seat body, and is seted up with the second light guide hole opposite first light guide hole, and the light source structure's luminous part is close to first light hole setting, and optical component is located in first light guide hole and second light guide hole. The utility model integrates light source structure and optical component in one, compared with common 45 degree two -way spectroscope adds filter piece scheme, and the optical part required is less, and the structure is more compact, and the volume of whole optical detection structure is smaller, can be better applicable to portable fluorescent immunoassay appearance, and moreover, assembling is more convenient, can better guarantee the accuracy of the light hole and optical component alignment on light source structure.

The optical fiber distance measuring tool comprises a main body which is provided with a central hole, a left hole located at the left side of the central hole, a right hole located at the right side of the central hole, a front hole located in front of the central hole, and a rear hole located behind the central hole; the central hole is communicated with a central observation port, the left hole is communicated with a left observation port, the right hole is communicated with a right observation port, the front hole is communicated with a front observation port, and the rear hole is communicated with a rear observation port; the plurality of optical fibers are respectively arranged in the central hole, the left hole, the right hole, the front hole and the rear hole, and the tail ends of the plurality of optical fibers are respectively exposed from the corresponding central observation port, the left observation port, the right observation port, the front observation port and the rear observation port; by combining optical fiber on-off feedback and recording critical coordinates of optical fibers triggered by light spots, the center position of the light spots and the center of the center hole are located on the same axis, detection light accurately covers a detection line area, meanwhile, the optical fiber on-off feedback can be visually seen through an observation opening, and calibration by technicians is facilitated.

1. The name of the design product: fluorescent immunoassay analyzer (RealG-FL12 Pro). 2. The use of the design product: a medical testing device for detecting the analyte in human whole blood, serum and plasma samples, etc., using fluorescent immunoassay technology to excite and measure the fluorescent signal, thereby realizing rapid identification and quantitative analysis of pathogens, and providing important information for the diagnosis and treatment of infectious diseases. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The utility model relates to the technical field of quantum dot fluorescence immunoassay analyzers, in particular to a detection platform for a quantum dot fluorescence immunoassay analyzer. The detection platform for the quantum dot fluorescence immunoassay analyzer comprises a detection table and an immunoassay analyzer body mounted on one side of the detection table, and the immunoassay analyzer body is provided with a detection window for placing a sample for detection; the control box is mounted on the other side of the detection table; the stand column is fixedly installed on the detection table and located on one side of the detection window, a sleeve is rotationally installed on the stand column, a hollow annular disc is fixedly installed at the top end of the sleeve, a plurality of through grooves are evenly formed in the annular disc, supporting shafts are rotationally installed in the through grooves through damping sleeve shafts, and bearing blocks are fixedly installed on the supporting shafts; the upper end and the lower end of the bearing block are each provided with a containing assembly used for containing a sample. The detection platform for the quantum dot fluorescence immunoassay analyzer provided by the utility model has the advantage of high efficiency and rapidness in detection.

The utility model discloses a blood cell and fluorescence immunoassay analyzer, which relates to the technical field of medical instruments and comprises a frame, a whole blood sample component, an immunoreagent component, a blood cell counting component, an immunoassay component and a sampling component. The rack is provided with a first station, a second station, a third station and a fourth station which are arranged at intervals, the whole blood sample assembly is located at the first station, the immunoreagent assembly is located at the second station, the blood cell counting assembly is located at the third station and used for classifying and counting whole blood samples and obtaining HCT values of the whole blood samples, and the immunoassay assembly is located at the fourth station and used for analyzing the HCT values of the whole blood samples. The sampling assembly is used for carrying out fluorescence immunoassay on a whole blood sample, and the sampling assembly is movably arranged on the rack and is used for transferring a corresponding sample or reagent. According to the scheme, blood cell analysis and immunoassay are integrated in one instrument, and a sample in blood cell analysis can be synchronously applied to immunoassay, so that the cost is saved, and the analysis efficiency is improved.

The utility model provides a fluorescence immunoassay analyzer with a suction head tray positioning structure, and relates to the technical field of fluorescence immunoassay analyzers, the fluorescence immunoassay analyzer comprises a base assembly and a positioning detection mechanism, a clamping transfer part assembled by a bolt is arranged above one side of the base assembly, and the positioning detection mechanism is arranged above the other side of the base assembly. A positioning detection mechanism for bolt assembly is arranged on the top side of the base assembly, and the positioning detection mechanism comprises a sleeving base, a side shell, a spring rod set, a clamping piece, a limiting block, a lower sleeving rod, an inserting plate, a magnetic suction cup, a connecting pipe, an air pump and a discharging opening; the magnetic suction cup is arranged below the lower sleeve rod, the lower sleeve rod is connected to the side shell in an inserted mode, the inserting plate is fixed through cooperation of the spring rod set, the clamping piece and the limiting block, and the magnetic suction cup and the lower sleeve rod are effectively connected after a product is fixed. And finally, through output power of an air pump, a magnetic suction cup can effectively suck the lower sleeve rod tightly, so that the suction tightness degree of the position can be improved, and the position accuracy is guaranteed.

The utility model provides a detection kit for a dry-type fluorescence immunoassay analyzer, which relates to the technical field of reagent cards and comprises a kit body and a kit cover, the kit cover is elastically and rotatably arranged above the kit body, a containing bin is arranged at the bottom inside the kit body, a step is arranged at one end inside the kit body, a slot is arranged on the step, and the slot is communicated with the containing bin. An insertion block matched with the insertion groove is arranged at one end of the bottom of the box cover, a clamping hole is formed in the lower portion of one side of the insertion block, a side cavity is formed in the position, below one side of the insertion groove, of the interior of the step, and an oblique angle buckle is elastically arranged in the side cavity and extends into the insertion groove to be matched with the clamping hole; chromatographic test paper is contained in the containing bin, when the box cover is closed, the inserting block is inserted into the inserting groove in place, the oblique angle buckle is elastically clamped into the clamping hole to be fixed, when the box cover is opened, only the sliding button needs to be pushed, the oblique angle buckle moves in the side cavity, fixing of the clamping hole is removed, the box cover can be automatically opened through elastic hinge joint of the box cover and the box body, and more convenience is achieved.

The utility model provides a handheld fluorescence immunoassay analyzer which comprises a bottom shell and an upper shell, the bottom shell and the upper shell are connected to form a containing space, and a main control board, a mounting substrate, a battery, a battery pressing piece, a reagent card bin assembly and a fluorescence light box assembly are arranged in the containing space; a battery is arranged above the bottom shell, a battery pressing piece is arranged above the battery, the battery pressing piece is fixedly connected with the bottom shell, and the battery is fixed on the bottom plate; a main control board is arranged above the battery pressing piece, a mounting substrate is arranged above the main control board, and a reagent card bin assembly and a fluorescent light box assembly are mounted on the mounting substrate. The handheld fluorescence immunoassay analyzer disclosed by the utility model solves the problems that the existing equipment is limited in use scene, inconvenient to carry about, free of a temperature incubation function and unstable in detection sensitivity, and has the advantages of high integration, miniaturization, heating incubation, adaptation to a low-temperature environment and stable detection sensitivity.

The utility model relates to the technical field of immunoassay instruments, in particular to a detection and analysis device with an anti-pollution function for immunodiagnosis, which comprises a fluorescence immunoassay instrument, a kit, a sealing assembly and a cleaning plate, the fluorescence immunoassay analyzer is provided with a detection area, the detection area is rotatably provided with a cover plate, the bottom of the detection area is provided with a placing groove, the placing groove is used for placing a kit, and the detection area is provided with a sliding cavity; a detection sample is linearly placed in the kit; a sealing assembly is arranged above the detection area, the sealing assembly is located above the kit, and when the cover plate closes the detection area, the sealing assembly seals the kit, the kit is sealed through the cover plate and the sealing assembly, so that the airtightness of the kit is guaranteed in the detection process of the fluorescence immunoassay analyzer, and the detection accuracy is improved. The reagent is prevented from volatilizing into the detection area and depositing in the detection area, so that the influence on subsequent light detection analysis of the reagent is avoided.

The utility model provides a full-automatic dry-type fluorescence immunoassay analyzer, which relates to the technical field of fluorescence immunoassay analyzers, and comprises a clamping and positioning mechanism and a feeding and discharging assembly, a fixedly inserted control observation part is arranged above the side of the clamping and positioning mechanism; a feeding and discharging assembly for bolt assembly is arranged above the side of the control observation component and comprises a lifting frame, a cross beam, a hydraulic cylinder, a push rod, a lifting block and a pneumatic clamp. A reagent can be continuously put into a detection position by controlling the observation component and the feeding and discharging component, and the driven gear can drive the assembly plate and the rotating column to rotate through meshing transmission operation of the driving gear and the driven gear, so that the lower empty disc and the upper disc rotate adaptively; therefore, the reagent can be effectively clamped in an increasing manner under the mutual cooperation of the hinged base and the clamping strip, so that the efficiency and quantity of single-time detection are improved.

The utility model relates to the technical field of in-vitro immunoassay, in particular to a pipetting device for a fluorescence immunoassay analyzer, which comprises a transverse moving mechanism, a longitudinal moving mechanism arranged on the transverse moving mechanism and a liquid absorbing mechanism arranged on the longitudinal moving mechanism, the liquid suction mechanism comprises a liquid suction seat arranged on the longitudinal moving mechanism, a lifting motor arranged on the liquid suction seat, a lifting gear rotationally arranged on the liquid suction seat, a lifting rack arranged on the liquid suction seat in an up-down sliding mode and a liquid suction needle arranged on the lifting rack, and the lifting motor is in transmission connection with the lifting gear. The lifting gear is meshed with the lifting rack, the liquid suction needle is driven by a lifting motor to have the lifting freedom degree, and the liquid suction needle has the transverse and longitudinal translation freedom degree by means of a transverse moving mechanism and a longitudinal moving mechanism. The design is stable in movement, accurate in movement position and convenient to use.

This invention discloses a fluorescence immunoassay analyzer, belonging to the technical field of fluorescence immunoassay devices, designed to solve the problem of continuous sample injection in existing devices. The fluorescence immunoassay analyzer disclosed in this invention includes: a housing; a rotating sample holder including a rotating stage with at least two sample slots for holding sample tubes, the sample tubes rotating synchronously with the rotating stage; a vortex oscillation mechanism for vortexing and oscillating the sample tubes; a testing mechanism; a transport mechanism for transporting the sample tubes between the rotating sample holder and the vortex oscillation mechanism; and a pipetting mechanism for adding or extracting liquid from the sample tubes. The fluorescence immunoassay analyzer disclosed in this invention includes a rotating stage, allowing the next batch or more batches of sample tubes to be placed on the rotating stage and injected with extraction liquid while the previous batch of sample tubes is vortexed on the vortex oscillation mechanism, achieving continuous sample injection and high detection efficiency.

The invention discloses a method for detecting clothianidin and thiamethoxam in ginger based on quantum dot microsphere fluorescence immunochromatography, and belongs to the technical field of compound detection. The method comprises the following steps: (a) extracting a ginger sample by adopting an acetonitrile solution, and diluting supernate by using a PBS (Phosphate Buffer Solution) to obtain a solution to be detected; (b) dropwise adding a solution to be detected onto the sample pad of the test strip, incubating, reading a fluorescence signal by using a quantum dot microsphere fluorescence immunoassay analyzer, respectively obtaining signal intensities and ratios of detection lines and quality control lines of clothianidin and thiamethoxam, correspondingly substituting the ratios into a clothianidin and thiamethoxam standard curve, and calculating to obtain the content of clothianidin and thiamethoxam. The method disclosed by the invention has the characteristics of uniform sample pretreatment, simplicity, convenience and rapidness in detection, high sensitivity, capability of simultaneously providing quantitative results of two items and the like, and is suitable for on-site screening of large-batch samples.

The utility model belongs to the technical field of quantum dot fluorescence immunoassay analyzers, and particularly relates to a sample test tube conveying rack of a quantum dot fluorescence immunoassay analyser, which comprises a mounting plate mounted on an analyzer body, a first magnetic plate arranged on the outer side of the mounting plate, a first sliding groove formed in the mounting plate, and a conveying assembly arranged in the first sliding groove, a threaded block is arranged on the conveying assembly, a second sliding groove is formed in the threaded block, an elastic assembly is arranged in the second sliding groove, a connecting block is installed on the elastic assembly, a test tube rack is installed on the connecting block, and a plurality of through holes allowing reagent tubes to enter are formed in the test tube rack; a second magnetic plate and a third magnetic plate which are connected with the connecting block are arranged on the outer side of each through hole, and the positions of the second magnetic plates and the positions of the third magnetic plates correspond to the positions of the first magnetic plates. According to the device, the reagent tube can be vibrated during conveying, a solution in the reagent tube is effectively prevented from precipitating, meanwhile, the cost is low, and subsequent maintenance is facilitated.

This utility model relates to the field of fluorescence immunoassay analyzer technology, specifically a reagent card positioning device for a fluorescence immunoassay analyzer. It includes an instrument assembly, a reagent card assembly, and a positioning assembly. The instrument assembly includes an analyzer body, the reagent card assembly includes a reagent card body, and the positioning assembly includes a linkage slide plate and a handle. A groove is formed on the inner side of the front end of the analyzer body, and a positioning inner post is formed on the inner side of the analyzer body. A reagent hole is provided on the inner side of the upper part of the reagent card body, and a positioning inner hole is formed on the inner side of the front wall of the reagent card body. One end of the linkage slide plate is connected to a positioning insertion rod. The analyzer body is designed for fluorescence immunoassay analysis of samples within the reagent card body. The elastic buffer pad absorbs the impact force when the reagent card body is inserted, preventing sample splashing or displacement due to collision within the reagent hole.

1. Name of the product in this design: Handheld Fluorescence Immunoassay Analyzer. 2. Purpose of this design: For the analysis and detection of biological samples. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

The utility model discloses a full-automatic fluorescence immunoassay analyzer which comprises an analyzer body, two placing cavities are symmetrically formed in the analyzer body, a switch closing assembly is arranged on the front face of each placing cavity, each switch closing assembly comprises two blocking doors symmetrically arranged on the front face of the analyzer body, and internal grooves are formed in the blocking doors; a sealing piece is mounted on the inner side of the internal groove, a sliding block is mounted on one side of the blocking door, the sliding block is mounted in a longitudinal sliding frame in a sliding manner, the longitudinal sliding frame is fixedly mounted on the analyzer body, a second screw rod is rotationally mounted in the longitudinal sliding frame, and the second screw rod is in threaded connection with the sliding block; in the working process, the blocking door is driven by the arranged second motor to move longitudinally, the blocking door makes contact with the surface of the analyzer body, on one hand, opening and closing of the containing cavity are convenient, test tubes are convenient to take and place, and on the other hand, due to the fact that the blocking door and the inner side sealing plate make contact with the surface of the analyzer body, the sealing effect on the containing cavity is improved.

The application belongs to the technical field of IVD detection, and particularly relates to a dry-type fluorescence immunoassay analyzer for IVD detection. The dry-type fluorescence immunoassay analyzer for IVD detection comprises a main shell, an information acquisition unit, a display unit and a driving unit. The main shell is provided with an access hole, and a bearing plate is arranged in the main shell. A reagent strip fixing table is arranged on the bearing plate and is arranged to slide along the depth direction of the access hole. A plurality of operation stations are arranged in the stroke of the reagent strip fixing table. The information acquisition unit is arranged on the bearing plate. The display unit is arranged on the main shell and is electrically connected with the information acquisition unit. The driving unit is arranged on the bearing plate and is connected with the reagent strip fixing table. The purpose is to solve the problems of complicated steps and inconvenient operation of the current dry-type fluorescence immunoassay analyzer in use.

The present invention discloses a highly sensitive handheld multiplex fluorescence immunoassay analyzer, comprising: a reagent card, a detection module, a data processing module, a calibration verification module, a quantitative calculation module, and an output and display module. By performing compressive sensing sparse sampling, signal reconstruction, calibration, and adversarial verification on the fluorescent markers on the reagent card, and optimizing according to the feedback of the adversarial verification results, the targeted enhancement of the fluorescent signals of ultra-low concentration target substances is achieved. This process not only effectively reduces background noise, but also improves the detection sensitivity of the handheld fluorescence immunoassay analyzer through multiple technical means, and has a lower detection limit. Compared with the prior art, the present invention solves the problems of insufficient detection sensitivity and accuracy caused by weak fluorescent signals when the handheld fluorescence immunoassay analyzer detects low-concentration samples.