16 results about "Coagulation analyzers" patented technology

The utility model belongs to medical detection instrument technical field discloses a coagulation analyzer's emergency device, including installation baseplate, first mounting plate, sample adding component and add emergency seat. First mounting plate sets up on installation baseplate, and first mounting plate's both ends along horizontal direction are equipped with emergency sample adding station and add emergency detection station respectively. Sample adding component is rotatable around vertical direction and is movable along vertical direction and is located at add emergency detection station and is located on installation baseplate, and sample adding component is used for sucking sample. Add emergency seat is movable along horizontal direction and is located on first mounting plate, and add emergency seat has first position at emergency sample adding station and second position at add emergency detection station, and add emergency seat is used for inserting sample. The coagulation analyzer's emergency device can flexibly add the sample of needing to add emergency detection, need not to suspend detection work, avoid the influence other sample's detection progress, improve the work efficiency of detection work, guarantee the accuracy of detection result.

The invention discloses an integrated fluid filling system and a medical analysis instrument, and relates to the technical field of medical instruments. The system comprises a fluid storage assembly, a fluid drive and control device, a fluid buffer conditioning unit and a fluid output interface. The fluid storage assembly comprises a hard outer shell and a deformable flexible fluid container arranged in the hard outer shell, and the fluid storage assembly and the fluid drive and control device form a closed loop through a resealable connecting mechanism. The fluid buffering and conditioning unit is arranged in the pipeline and is used for carrying out gas-liquid separation and pressure buffering on the fluid; the position of the fluid output connector is fixed, and liquid suction movement does not need to be executed. Through integration of flexible sealed storage, continuous fluid driving and a modular buffer mechanism, the problems that in the prior art, reagents are frequently replaced, the filling speed is limited, and bubbles interfere with precision are solved, and the sample treatment efficiency, the test stability and the space utilization rate of the medical analysis instrument are remarkably improved.

The utility model discloses a blood coagulation analyzer which comprises a blood coagulation analyzer main body and a temperature control device which is arranged in the blood coagulation analyzer main body and is used for heating a functional position of the blood coagulation analyzer main body, and further comprises a temperature detection device, the temperature detection device is arranged outside the blood coagulation analyzer main body; and the temperature control device is in communication connection with the temperature detection device, and can take a detection value of the temperature detection device as a heating basis of a functional position of the blood coagulation analyzer main body, so that the functional position is heated to a specified temperature. According to the blood coagulation analyzer provided by the scheme, the temperature detection device which is externally arranged on the blood coagulation analyzer and is in communication connection with the temperature control device is additionally arranged, so that the temperature control device can take the external environment temperature detected by the temperature detection device as a heating basis, and the functional position of the blood coagulation analyzer is heated to a specified temperature according to the external environment temperature; the heating deviation of the temperature detection device can be avoided, so that the test accuracy can be ensured.

The utility model relates to the technical field of blood coagulation analyzers, in particular to a blood coagulation analyzer convenient to carry, which comprises a blood coagulation analyzer main body and a push handle, the push handle is arranged on one side of the blood coagulation analyzer main body, a detection port is arranged on the blood coagulation analyzer main body, a dustproof mechanism is arranged on one side of the blood coagulation analyzer main body, and the detection port is arranged on the other side of the blood coagulation analyzer main body. A first limiting sleeve is arranged in the dustproof mechanism, a first sliding rod is arranged on the first limiting sleeve, a second limiting sleeve is arranged on one side of the first limiting sleeve, a second sliding rod is arranged on the second limiting sleeve, a fixing block is arranged on the blood coagulation analyzer main body, a telescopic rod is arranged on one side of the fixing block, and a second sliding rod is arranged on the telescopic rod. A dustproof box is arranged on the first sliding rod and the second sliding rod, an adjusting mechanism is arranged at the bottom end of the blood coagulation analyzer body, a bottom plate is arranged in the adjusting mechanism, sliding plates are arranged on the two sides of the bottom plate, and sliding blocks are arranged on the sliding plates.

The application discloses a puncture and sample adding assembly of automatic capping, wherein a lead screw motor is used as a power source to realize the up-down movement of a puncture needle assembly, and the structure is simple and the cost is reduced. The puncture needle assembly and the capping assembly are connected through a tension spring, and under the driving of the needle transmission assembly, the up-down movement of the capping assembly is realized through the cooperation of the puncture fixing block of the puncture needle assembly and the upper connecting block of the pressing block of the capping assembly; the structure is simple, no extra power source is needed, and the height difference of the anticoagulation blood collection tube can be compatible. The liquid level sensing circuit board is fixed with the sampling needle, the structure can shorten the distance of the liquid level sensing line, and the liquid level sensing sensitivity is improved. The front end of the tow chain is fixedly connected with the puncture needle assembly, and the rear end is fixedly connected with the needle transmission assembly; the tow chain provides a guide function for the wire harness and pipeline rotation, and the structure can protect the pipeline and the line. The application further provides a blood coagulation analyzer using the puncture and sample adding assembly.

The invention discloses a double logarithmic calibration method based on a reagent for a blood coagulation analyzer, and relates to the technical field of in vitro diagnosis, and the method comprises the following steps: based on the deviation of temperature and turbidity, performing fractional normalization anti-interference correction on a detection signal through a detection signal correction function, obtaining a corrected detection signal, and generating a corrected detection signal curve; combining the corrected detection signal with an initial double logarithm calibration equation to generate a predicted concentration, comparing the predicted concentration with a reference concentration to obtain a concentration deviation, and generating an anti-interference correction response amount according to the solidification time in the corrected detection signal curve; on the basis of the anti-interference correction response quantity, calculating a double logarithmic residual error of the test sample, associating the double logarithmic residual error with the concentration deviation, and performing real-time step length adjustment on a coefficient in a detection signal correction function according to a residual error direction to generate an updated double logarithmic calibration equation. According to the invention, the accuracy and robustness of the double logarithmic calibration equation are improved.

The automatic vertical movement mechanism comprises a bottom plate, a side plate, a top plate, a pair of sliding rods, a sliding block, a supporting plate, a connecting plate and a stepping motor, the sliding blocks are connected to the sliding rods in a sliding mode, and the stepping motor is connected to the side plate; the supporting plate is fixedly connected with one end of the connecting plate; an output shaft of the stepping motor is connected with a driving wheel, the top end of the side plate is connected with a rotating shaft, the rotating shaft is rotationally connected with a driven wheel, an annular synchronous belt is connected between the driven wheel and the driving wheel in a sleeving mode, and the sliding block is fixedly connected with one point of the synchronous belt through the connecting plate; a position switch is arranged at the top of the side plate, and the position switch stops power supply of the stepping motor after detecting the supporting plate. After the supporting plate is close to the position switch, the position switch detects that the supporting plate is close and sends a stop signal. The stepping motor is powered off, the supporting plate and the sliding block slide down along the sliding rail under the action of gravity, and the sliding block stops moving until returning to the initial position.

1. The name of the design product: fully automatic coagulation analyzer (UG2510). 2. The use of the design product: for detecting the coagulation and anticoagulation, fibrinolysis and antifibrinolysis functions of blood plasma in clinical practice, which is a medical device. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

The present application relates to a kind of sample systems, it is used in coagulation analyzer, sample system includes the sample bin to be examined, for storing the sample to be examined arranged on sample holder;Recycled sample bin, it is parallelly arranged with the sample bin to be examined, for storing the sample to be examined arranged on sample holder;First conveying track, it is arranged in the side of sample bin to be examined and recycled sample bin and with two communication;Second conveying track, including parallelly examined slot and recycling slot, both first end with first conveying track communication, sample to be examined is made into sample to be examined after being aspirated part sample on examined slot;Sample transfer frame, it can be translated along the direction perpendicular to second conveying track, to realize its one end with examined slot and / or recycling slot second end communication;Sample holder tray, it can be translated on first conveying track, for conveying sample holder.The sample system of the present application improves the efficiency of storage and conveying, and can examine urgent sample at any time.

This invention discloses a method for preparing a D-dimer and FDP composite quality control sample, belonging to the field of diagnostic reagent technology. The method includes the following steps: Step 1: Weigh the cryoprecipitate, add it to buffer solution, melt it in a 37°C water bath, and collect the supernatant by centrifugation; Step 2: Add trypsin, calcium chloride solution, and thrombin, mix well, and let it stand in a 37°C water bath; Step 3: Detect the FDP and DD content using an automated coagulation analyzer; Step 4: Terminate the reaction with a stop solution; Step 5: Prepare the composite quality control sample according to the target content and ratio of DD and FDP. This method is simple, low-cost, and yields extremely high concentrations of D-dimer and FDP. The prepared D-dimer and FDP composite quality control sample has an adjustable ratio, good stability, and broad applicability to reagents and instruments.

The application discloses a full-automatic coagulation analyzer and a reaction cup selecting device thereof, which comprises a cup selecting bin assembly for receiving and containing the reaction cups to be selected, a top plate transmission assembly with a containing space for containing the reaction cups, and a reaction cup conveying assembly with a groove for receiving the reaction cups selected by the top plate transmission assembly. The containing space of the top plate transmission assembly can be lifted and rotated relative to the reaction cup conveying assembly and can be moved to a position with the reaction cup conveying assembly at an angle less than a preset angle, so as to communicate the containing space and the groove. When the reaction cups are selected, the reaction cups enter the cup selecting bin assembly, part of the reaction cups fall into the containing space, the containing space moves towards the cup selecting bin assembly, the reaction cups not entering the containing space fall into the cup selecting bin assembly, the containing space is rotated to be parallel to and communicated with the groove, and the reaction cups in the containing space enter the groove. The mechanical structure is adopted to realize the automatic selection of the reaction cups, and the labor intensity is low and the selection efficiency is high.

The embodiment of the invention relates to a blood coagulation analyzer, a fibrinogen analysis method and a clinical decision support system. The blood coagulation analyzer comprises a sample preparation part which is used for preparing a determination sample by using to-be-detected plasma from a to-be-detected blood sample and a detection reagent; the detection part is used for detecting the test sample; the controller is used for acquiring detection information representing reduction of fibrinogen in the to-be-detected plasma, and responding to the detection information: controlling the sample preparation part to prepare a first determination sample at a first dilution ratio and a second determination sample at a second dilution ratio, and controlling the detection part to respectively detect the first determination sample and the second determination sample, and determining the cause of fibrinogen reduction in the to-be-detected plasma at least according to the first coagulation time and the first dilution ratio, the second coagulation time and the second dilution ratio and a reference curve, and the reference curve represents the relationship between the coagulation time and the dilution ratio of the reference plasma.

The invention is suitable for the technical field of medical instruments, and discloses a blood coagulation reagent management system and a blood coagulation reagent management method. The blood coagulation reagent management system comprises a first reagent container, the first reagent container is used for containing a preset reagent needed by a certain blood coagulation test item preset in a blood coagulation analysis instrument, the first reagent container is provided with at least two first reagent containing cavities, and the at least two first reagent containing cavities are independently arranged; the first reagent containers are used for accommodating set reagents required by the blood coagulation test items in a one-to-one correspondence manner, so that the first reagent containers can independently complete the blood coagulation test items of preset times; the first reagent container comprises a reagent bottle base and a reagent bottle cap, at least two cavities are formed in the reagent bottle base, and a first reagent containing cavity for containing reagents is formed in the inner wall of each cavity. The condition that one reagent still exists and the other reagent is insufficient in a certain blood coagulation test item is avoided, so that the detection efficiency is improved, and the reagent cost is saved.

1. Name of the product in this design: Coagulation Analyzer. 2. Purpose of this design: For the analysis of blood clotting and anticoagulation functions. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1.

The utility model discloses a blood coagulation analyzer which comprises a test block main body, the top surface of the test block main body is provided with a first reaction tank for placing a reaction cup, and the side surface of the test block main body is provided with a first light source tank, a second light source tank, a first receiving tank and a second receiving tank; the second emitting light source is mounted in the second light source groove; a first light beam emitted by the first emission light source and a second light beam emitted by the second emission light source have different wavelengths; the first circuit board is mounted in the first receiving groove and is used for receiving a first optical signal formed after the first light beam is acted by a sample in the reaction cup; the second circuit board is mounted in the second receiving groove and is used for receiving a second light signal formed after the second light beam is acted by a sample in the reaction cup. According to the technical scheme, two light sources with different wavelengths are arranged on the same test channel, the light sources with different wavelengths are selected for detection according to actual needs, multi-item detection is further achieved, and meanwhile the structure is simple, manufacturing is facilitated, and cost is saved.

The utility model discloses an automatic revolving cup component for a blood coagulation analyzer, which comprises a push rod, a front end plate, a rear end plate, a pair of guide rods, a screw rod, a pair of rotating seats, a nut seat, a coupling, a stepping motor, a mounting frame and a connecting plate, and the pair of rotating seats are fixedly connected to the centers of the front end plate and the rear end plate respectively; one end of the screw rod is connected with an output shaft of the stepping motor through a coupling, and the middle part of the screw rod is screwed with a nut seat; the connecting plate is fixedly connected with the nut seat, and the end part abuts against the guide rod; and the connecting plate is fixedly connected with the end part of the push rod. After the stepping motor is started, the lead screw is driven to rotate through the coupler, the guide rod stops the connecting plate from rotating, and the nut seat connected with the connecting plate cannot rotate along with the lead screw. The nut seat moves in the axial direction of the lead screw to drive the connecting plate and the push rod to operate. And the push rod pushes the sample on the sample table to the next station. As the stepping motor runs automatically, the speed is higher than that of manual operation, and the detection efficiency is higher.