115 results about "Vacutainer" patented technology

The utility model provides a blood sampling device, which comprises a vacuum blood sampling assembly, a blood sampling assembly and a blood sampling assembly, the vacuum blood sampling assembly comprises a vacuum blood sampling tube and a piston, one end of the vacuum blood sampling tube is provided with a blood sampling opening part, the piston is positioned in the blood sampling opening part, the piston is hermetically connected with the inner wall of the vacuum blood sampling tube, and the piston can move in the vacuum blood sampling tube; the transfer assembly comprises a boosting tube and a driving needle, the driving needle is located in the boosting tube, one end of the driving needle is provided with a needle head, the other end of the driving needle is provided with a connector, the needle head is communicated with the connector, and the needle head can penetrate through the piston and then is communicated with the interior of the vacuum blood collection tube. Due to the fact that the blood collecting device is provided with the vacuum blood collecting assembly and the transferring assembly, after the vacuum blood collecting assembly is used for collecting blood, the blood collected by the vacuum blood collecting assembly can be transferred into other containers through the transferring assembly, a piston in the vacuum blood collecting tube does not need to be opened in the transferring process, blood leakage is avoided, and the blood collecting efficiency is improved. And the risk that blood is polluted is reduced.

The multi-layer structure platelet-rich plasma preparation tube comprises a vacuum blood collection tube body, a rubber plug is installed at the top end of the vacuum blood collection tube body, and a calcium gluconate solution layer is arranged at the bottom in the vacuum blood collection tube body. A separation gel layer II is arranged on the upper side of the calcium gluconate solution layer in the vacuum blood collection tube body, and a vitamin C solution layer is arranged on the upper side of the separation gel layer II in the vacuum blood collection tube body. The invention has the beneficial effects that through the design of the separation gel layer I and the separation gel layer II, the effective isolation of the vitamin C solution layer and the calcium gluconate solution layer from the ACDA solution layer before centrifugal separation is realized, chemical reaction or degradation is avoided, and a mixture of vitamin C and PRP is conveniently and quickly obtained through centrifugal operation after blood drawing, so that the blood drawing efficiency is improved. The method is used for tissue repair, regeneration and whitening, the operation process is simplified, and the product quality and safety are improved.

The invention discloses coagulation-promoting freeze-dried microspheres, a preparation method thereof and application of the coagulation-promoting freeze-dried microspheres in a vacuum blood collection tube, and belongs to the technical field of medical instruments. The coagulation-promoting freeze-dried microspheres comprise kaolin, coagulation-promoting powder, bovine serum albumin, a dispersing agent and an adhesive, the preparation method comprises the steps of raw material suspension preparation, liquid nitrogen drop bead freezing forming, vacuum freeze drying and microsphere screening. According to the preparation method, the coagulation accelerator is prepared into the form of the freeze-dried microspheres, so that the production process is simplified, the energy consumption is reduced, the biological activity of coagulation accelerating components is effectively protected, the coagulation accelerating effect is quicker, more stable and more uniform, and the product quality of the vacuum blood collection tube and the reliability of clinical examination results are remarkably improved.

The application relates to the field of medical auxiliary devices, and discloses a blood drawing device. The blood drawing device comprises a bottom plate, a lifting assembly, a stand, a driving piece and a plurality of feeding assemblies. The stand is vertically arranged on the bottom plate. The lifting assembly comprises a lifting disc, a sleeve and a rotating block. The sleeve is sleeved on the stand and can slide along the axial direction of the stand. The driving piece drives the sleeve to rotate. The rotating block is fixedly connected with the sleeve and is in threaded connection with the stand. The lifting disc is fixed with the sleeve. A plurality of fixing sleeves are circumferentially arranged on the lifting disc. The plurality of feeding assemblies are circumferentially arranged on the outer periphery of the lifting disc, and the feeding assemblies are in one-to-one correspondence with the fixing sleeves. The feeding assembly comprises a storage box and a feeding push rod. The storage box is provided with a discharge port opposite to the fixing sleeve. The feeding push rod is aligned with the discharge port and can penetrate through the discharge port. The blood drawing device solves the problem that the discharge of the vacuum blood collection tube is slow when a large number of vacuum blood collection tubes are needed.

The utility model relates to the technical field of detection tools, and discloses a cattle early pregnancy protein detection card which comprises a detection bag and further comprises a detection pen, a test tube, a dropper and a needle bag, the detection pen, the test tube, the dropper and the needle bag are placed in the detection bag, two semicircular notches are formed in the side face of the detection bag, the detection pen comprises a pen shell and test paper, and the test paper is arranged in the pen shell. Two holes are formed in the side face of the pen shell, a hole is formed in the top end of the pen shell, a plurality of pieces of test paper are placed in the pen shell, the side faces of the test tubes are fixedly connected with the inner wall of the sealing gasket, the dropper is made of a soft plastic material, the needle bag comprises a packaging bag and a blood taking needle, the blood taking needle is placed in the packaging bag, and the sealing gasket is made of a plastic material. One end of the blood taking needle is movably connected with the needle sleeve in a sleeved mode, by arranging the detection pen loaded with a plurality of test cards, the economic burden of a small farm or a farmer is reduced, by arranging the vacuum blood taking tube, quantitative and automatic blood taking can be achieved, the difficulty of manual blood drawing is reduced, and operation is easy.

The utility model relates to the technical field of medical instruments, in particular to a double-tube drop-resistant one-time vacuum blood collection tube. According to the technical scheme, the blood collection tube comprises a cylindrical blood collection tube main tube body structure, two separated blood collection tube matched containing spaces are formed in the blood collection tube main tube body structure, and two protective safe and stable columns which are distributed in a bilateral symmetry mode are arranged on the outer cylindrical face of the blood collection tube main tube body structure. The protection safety stabilizing columns are connected in a sleeving combination mode, the left side and the right side of the blood collection tube main tube body structure are each provided with a main body sealing matching cover, and the main body sealing matching covers are matched with a containing space in the blood collection tube main tube body structure through internal sealing structures. The multifunctional blood sampling device has the advantages that simultaneous detection of different directions and different functions of one device can be realized while detection is performed after blood sampling, space waste of blood sampling tubes can be reduced during blood sampling, and the multifunctional blood sampling device is higher in overall use convenience and more convenient to operate during detection.

The utility model discloses a transparent container laser headspace measuring device, which comprises a measuring device lower cavity and a measuring device upper cavity, the measuring device lower cavity supports the measuring device upper cavity, a vertical lifting motor subsystem is arranged on the measuring device lower cavity, a support frame cavity is arranged in the measuring device lower cavity, a measuring tool is arranged above the support frame cavity, and the vertical lifting motor subsystem is arranged on the measuring device lower cavity. The vacuum blood collection tube is arranged on the measuring tool, a strip-shaped through hole is formed in the side wall of the lower cavity of the measuring device, the vertical lifting motor subsystem penetrates through the strip-shaped through hole and is connected with the supporting frame cavity, and the vertical lifting motor subsystem controls the supporting frame cavity to move up and down. An optical adjusting frame platform and a photoelectric detector are respectively fixed on the opposite sides of the measuring device upper cavity, an optical adjusting frame is connected to the optical adjusting frame platform through bolts, an optical fiber collimator is arranged in the optical adjusting frame, and a light through hole is formed in the supporting frame cavity. By arranging the measuring tool, penicillin bottles / ampoule bottles / blood collection tubes of different sizes and specifications can be replaced.

The utility model discloses an anti-drop vacuum blood collection tube which comprises a blood collection tube body, an external thread rubber plug sheath is arranged above the blood collection tube body, an internal thread connecting groove is formed in the upper surface of the blood collection tube body, and an annular sliding groove is formed in the outer surface of the external thread rubber plug sheath. The inner wall of the annular sliding groove is slidably connected with two U-shaped fixing frames. According to the device, the internal thread connecting groove and the external thread rubber plug sheath are arranged, the internal thread connecting groove is in threaded connection with the external thread rubber plug sheath, vacuum sealing can be conveniently conducted on the blood sampling tube body, the annular sliding groove is in sliding connection with the U-shaped fixing frame in a matched mode, and an anti-disengaging assembly can be conveniently moved; in addition, by combining the resilience force of the telescopic spring, the sliding connection between the connecting seat and the T-shaped connecting rod, the sliding connection between the positioning seat and the T-shaped connecting rod, and the matching between the limiting rod and the limiting clamping seat, the external thread rubber plug sheath can be conveniently pulled and limited, and the situation that the external thread rubber plug sheath is loosened and falls off due to vibration is avoided.

The utility model provides an anti-stabbing multichannel blood taking needle which comprises a hose and further comprises a blood taking needle head arranged at one end of the hose and a three-way connector arranged at the other end of the hose, two outlets of the three-way connector are respectively provided with a connecting plug, and the connecting plugs are respectively inserted into a vacuum blood taking tube in a separable mode. One end of the inner cylinder is connected with the hose, the needle core is connected with the other end of the inner cylinder, the telescopic assembly is used for protecting the needle core, the telescopic assembly is arranged on the outer side of the inner cylinder in a sliding mode, a protective cylinder is arranged on the outer side of one end of the inner cylinder, the protective cylinder and the inner cylinder form a containing cavity for containing the telescopic assembly, and the telescopic assembly is detachably connected with the protective cylinder. According to the anti-stabbing multichannel blood taking needle, the needle core is protected through the arrangement of the telescopic assembly, medical workers are prevented from being accidentally injured by the needle core in the operation process, meanwhile, pollution to the needle core is avoided, and the blood taking needle is safer and more reliable to use.

The invention relates to the technical field of blood collection tubes, in particular to a vacuum blood collection tube nitrogen charging device and a nitrogen charging method thereof.The vacuum blood collection tube nitrogen charging device comprises a lifting table, a loading frame used for containing the blood collection tubes is arranged below the lifting table, and a connecting base and a gas tank are arranged between the lifting table and the loading frame; the multiple gas tanks are linearly and evenly arranged on the surface of the connecting base, a moving assembly and a positioning mechanism are arranged on the lifting table, multiple rows of blood collection tubes are placed on the loading frame, the moving assembly is used for driving the gas tanks to inflate nitrogen to the blood collection tubes at different positions, and the positioning mechanism is used for accurately fixing the positions of the gas tanks. The positioning mechanism comprises a hydraulic cylinder, a connecting plate, an inserting rod, an inserting hole, an L-shaped frame, an elastic assembly, a positioning rod and a buffering assembly, the hydraulic cylinder is installed above the lifting table through the L-shaped frame, and the blood collection tube is limited through the arranged positioning mechanism, so that the blood collection tube can directly face the inflation needle.

This invention discloses a vacuum blood collection tube signing device and equipment. The device includes a motor-driven conveyor belt for transporting vacuum blood collection tubes. A viewing window is positioned above one end of the conveyor belt in the direction of its movement. Vacuum blood collection tubes and a barcode scanner are located on opposite sides of the viewing window. The rotating conveyor belt and the viewing window form an angle, and the vacuum blood collection tubes rotate within this angle. The barcode scanner scans and reads barcode information in various directions around the circumference of the rotating vacuum blood collection tube through the viewing window. The equipment includes a frame and a support frame, which are rotatably connected via a support shaft mechanism. The device is placed on the support frame. The barcode scanner is fixedly mounted on the support frame via a connector. The bottom surface of the support frame's base plate rotates and oscillates around the support shaft mechanism via a crank-rocker mechanism. This invention achieves automated scanning of vacuum blood collection tube information, improving work efficiency and reducing the error rate.

The utility model discloses a needle holder, which relates to the technical field of medical instruments and comprises a connector, a catheter and a tail needle, the connector comprises a puncture needle and a needle holding portion, the needle holding portion is made of transparent medical plastic materials, is cylindrical and is provided with a U-shaped through opening, the puncture needle is arranged inside the needle holding portion, the tail of the connector is connected with the catheter, and the tail of the connector is connected with the catheter. And the other end of the catheter is connected with a tail needle for puncturing the vacuum blood collection tube. The connector is connected with the blood sampling window of the peripheral arterial duct, the puncture portion is wrapped by the needle holding portion arranged outside the puncture needle, the puncture needle can be isolated, hands of medical staff can be protected, pricking risks are reduced, meanwhile, the U-shaped opening can be used for clamping the ducts at the two ends of the blood sampling window, the connector is fixed to the blood sampling window, and the puncture needle is convenient to use. The tail needle is connected with different vacuum blood collection tubes to collect arterial blood samples of a patient for many times, the number of times of puncture is reduced, and errhysis caused by the fact that the rubber plug in the blood collection window loses barrier capacity due to multiple times of puncture is prevented.

The utility model discloses a vacuum blood collection tube feeding device which comprises a feeding bin, a feeding mechanism and a material pushing correction mechanism, and the feeding bin is used for collecting vacuum blood collection tubes with blood samples; the feeding mechanism is arranged in the feeding bin, conveys the vacuum blood collection tubes in the feeding bin upwards and comprises a feeding plate assembly arranged in the feeding bin in a liftable mode and a lifting assembly connected with the feeding plate assembly and driving the feeding plate assembly to ascend and descend. The material pushing correction mechanism is arranged in the feeding bin and located above the feeding plate assembly, so that only one vacuum blood collection tube can be stacked at the upper end of the feeding plate assembly; comprising a material pushing plate rotationally arranged at the upper end of the feeding bin, two rotating blocks oppositely arranged on the two sides of the material pushing plate and connected with the feeding bin, and two push rods oppositely arranged at the upper end of the feeding plate assembly and opposite to the rotating blocks. The pushing correction mechanism is limited above the feeding plate assembly, so that only one vacuum blood collection tube is transversely stacked at the upper end of the feeding plate assembly, and the posture of the vacuum blood collection tube is fixed and controllable.

The invention provides a protective disease source blood sample collection device, and relates to the technical field of blood collection. The device comprises a blood taking needle assembly used for establishing a blood taking channel through venipuncture; the bottom assembly is used for providing an autorotation power source with a precise angle and a control function; the placing assembly is arranged at the upper part of the bottom assembly, is used for placing a vacuum blood collection tube and is driven by an autorotation power source of the bottom assembly to autorotate; the inserting and pulling assembly is arranged in the center of the placing assembly and used for inserting and pulling one end, inserted into the vacuum blood collection tube, of the blood collection needle assembly in a reciprocating mode; and the locking assembly is arranged between the bottom assembly and the placing assembly and used for locking the placing assembly. Through the arrangement of the placing assembly, the bottom assembly, the inserting and pulling assembly, the locking assembly and the blood taking needle assembly, vertical and accurate inserting and pulling of the tail needle are achieved, the safety of sample collection is improved, and good protection performance is achieved.

The utility model discloses an auxiliary sample liquid transfer device for erythrocyte sedimentation rate detection. Comprising a main machine body, a tube body inlet, a tube body operation cavity, a tube body carrying table, a loading table and a sample liquid transfer tube, wherein the tube body inlet and the tube body operation cavity are communicated with the main machine body; the tube body carrying table is arranged in the tube body operation cavity; the loading table is arranged below the front side of the main machine body and is used for placing a vacuum blood collection tube and a glass tube; the pumping driving unit acts on the sample liquid transfer pipe to generate directional negative pressure to realize sample liquid transfer, and the pipe body recycling unit is used for transferring and discarding the used sample liquid transfer pipe; by designing the flexible sample liquid transfer tube and integrating the pumping driving unit and the tube body recovery unit acting on the sample liquid transfer tube, accurate quantitative transfer of the sample liquid is realized, manual operation is replaced, the blood transfer working efficiency and quality are improved, and the sample liquid transfer tube is designed as a disposable consumable and can be automatically recovered after being used, so that the blood transfer efficiency is improved. And the use convenience and safety of the system are greatly improved.

The invention provides a separating medium, a kit and a method for separating microorganisms in positive blood. The method for separating the microorganisms in the positive blood comprises the following steps: firstly, centrifuging a positive blood culture by adopting a vacuum blood collection tube containing separation gel, and collecting a first separation sample containing the microorganisms to be separated; and then, carrying out centrifugal treatment on the first separation sample by using different separation liquids, and carrying out collection and subsequent identification analysis on the microorganisms in the positive blood according to different densities of the microorganisms to be separated. The traditional culture technology is long in time consumption; in the prior art, microorganisms in a positive blood culture bottle cannot be rapidly and efficiently enriched and purified by pretreatment methods reported in literatures, and especially for gram-positive bacteria, the identification rates of the multiple pretreatment methods combined with mass spectrometry are low, and universality does not exist. The invention provides a rapid purification method which is simple and convenient to operate and high in identification rate and does not influence the bacterial activity, so that the inspection turnover time is shortened, and the clinical diagnosis and treatment efficiency is improved.

The invention discloses a blood routine microsphere, a preparation method thereof and application of the blood routine microsphere in a vacuum blood collection tube, and belongs to the technical field of medical instruments. The blood routine microsphere is composed of ethylenediamine tetraacetic acid salt and an excipient, all the components are dissolved in deionized water to form a solution, the solution is rapidly frozen in liquid nitrogen through a bead dropping machine to form a microsphere precursor, and then the freeze-dried microsphere with the diameter of 2.0-6.0 mm is prepared through a vacuum freeze-drying process. The microspheres have the characteristics of uniform particle size, rapid dissolution and stable anticoagulation effect. The microspheres are applied to a vacuum blood collection tube. According to the invention, the production process of the traditional vacuum blood collection tube is simplified, the defects that the liquid anticoagulant is not uniformly sprayed and blood coagulation is easily caused are overcome, the product quality and the production efficiency are improved, and the production cost is reduced.

A blood collection system (10) may include a needle assembly (14), which may include a needle (16) configured to receive a vacuum blood collection tube. The blood collection system (10) may include a tube, which may include a distal end and a proximal end. The proximal end may be coupled to the needle assembly (14). The tube may include a first flow channel (66) and a second flow channel (68). The first flow channel (66) may be configured to collapse at a lower pressure differential than the second flow channel (68).

The invention discloses a coated high-barrier vacuum blood collection tube and a preparation method thereof, and relates to the technical field of plastic tubes, the coated high-barrier vacuum blood collection tube comprises a first tube body, and the inner wall of the first tube body is sequentially covered with a modified layer and an inorganic barrier layer; the first pipe body is made of a plastic material, the modified layer is made of a solid compound material containing a C-O-Si chemical bond, and the inorganic barrier layer is made of a solid oxide material. The modified layer of the solid compound containing the C-O-Si chemical bond is additionally arranged between the inorganic barrier layer and the first pipe body, the adhesive force between the inorganic barrier layer and the first pipe body is improved, meanwhile, gas and water vapor are blocked through the compactness of an inorganic material of the inorganic barrier layer, migration of various additives in a plastic material is inhibited, and the service life of the plastic pipe is prolonged. The vacuum holding time of the blood collection tube is prolonged, the water loss and water absorption of the first tube body are reduced, and meanwhile the safety of stored objects is improved.

The utility model relates to a blood collection tube grabbing and labeling device. Comprising a mounting base which is fixedly connected with a mounting bracket; a tray positioning structure is mounted on the mounting base, a plurality of groups of tray push-in stations for inserting test tube trays are arranged on the tray positioning structure, and the plurality of groups of tray push-in stations are uniformly distributed along the X direction; the printing and labeling assembly is arranged beside the tray positioning structure; an X-direction transverse moving seat is mounted on the mounting bracket, and the X-direction driving assembly is used for driving the X-direction transverse moving seat to move in the X direction; a Y-direction transverse moving seat is mounted on the X-direction transverse moving seat, and the Y-direction driving assembly is used for driving the Y-direction transverse moving seat to move in the Y direction; the Y-direction transverse moving seat is provided with a test tube clamping jaw for grabbing a vacuum blood collection tube, and further comprises a lifting driving assembly for driving the test tube clamping jaw to lift and move; the first camera is arranged on the Y-direction transverse moving seat and is positioned beside the test tube clamping jaw. According to the utility model, the blood sampling test tubes with specified colors and types do not need to be filled according to requirements, and only the whole disc of blood sampling test tubes need to be randomly placed on the tray push-in station, so that the operation difficulty is greatly reduced, and the phenomenon that the blood sampling test tubes are used mistakenly is effectively avoided.

The utility model discloses a splash-proof vacuum blood collection tube which comprises a vacuum tube body, an end cover is arranged on the top of the vacuum tube body, two air inlet grooves are formed in the outer surface of the vacuum tube body, and two arc-shaped blocking plates are hinged to the inner wall of the vacuum tube body. One side face, close to the vacuum tube body, of each arc-shaped blocking plate is fixedly connected with a frame-shaped sealing gasket, and the other side face of each frame-shaped sealing gasket makes contact with the inner wall of the vacuum tube body. Through the cooperation of the air inlet groove, the arc-shaped blocking plate, the frame-shaped sealing gasket, the spring and the mashing plate, the arc-shaped blocking plate can be pulled by the spring, the frame-shaped sealing gasket can be attached to the interior of the vacuum tube body, and therefore the sealing effect is achieved, and when blood in the vacuum tube body needs to be taken out, the mashing plate can be used for pushing the arc-shaped blocking plate to be opened, so that the blood can be taken out. Outside air can flow to the top of the vacuum tube body along the inclination angle of the air inlet groove, so that the air is prevented from flowing to the bottom of the vacuum tube body, the blood height can be prevented from being increased, and blood splashing is effectively avoided.

The utility model relates to the technical field of vacuum blood collection tube processing, in particular to a trepanning clamp for vacuum blood collection tube processing, which comprises an operation table and a placing frame, a servo motor A for providing power is in bolted connection with the interior of the operation table, and a power output end of the servo motor A is in key connection with a coupler A for driving the placing frame to rotate. A groove for containing a vacuum blood collection tube machining piece is formed in the surface of the containing frame, a support is welded to the outer portion of the containing frame, and a clamping block A for machining and clamping a vacuum blood collection tube is fixed to one side of the support through a screw. Through the arrangement of the placing frame A, the supporting block A, the supporting block B, the servo motor B, the servo motor A, the driving plate, the driving frame, the transmission plate, the cleaning rod, the air cylinder, the fixing plate and the box body, the problems that when an existing trepanning clamp for machining the vacuum blood collection tubes is used, the machining efficiency of the vacuum blood collection tubes is low, and the machining efficiency is high are solved. And residual chippings in the vacuum blood collection tube are inconvenient to clean.

The invention provides a blood sampling device for clinical medicine, and relates to the technical field of blood collection, the blood sampling device comprises a blood sampling tube, one end of the blood sampling tube is in threaded connection with a first threaded sleeve, and the side wall of the first threaded sleeve is connected with a rubber disc; the device further comprises an adjusting mechanism, the adjusting mechanism comprises a middle disc, multiple sets of limiting holes are formed in the surface of the middle disc, grooves are formed in the centers of the two sides of the middle disc, circulation holes are formed in the grooves, the side walls of the two sets of grooves are connected with four sets of guide rods, and the other ends of the guide rods are connected with limiting rings. According to the blood sampling device, the magnetic attraction driving type two-way adjusting mechanism is matched with the limiting hole sealing system, the problem that the blood sampling amount of a traditional vacuum blood sampling tube with the fixed capacity cannot be flexibly adjusted is solved, and the adjustable and controllable blood sampling amount and the personalized adaptation function of clinical requirements are achieved.

This invention relates to the field of polylactic acid (PLA) materials technology, specifically disclosing a biodegradable PLA vacuum blood collection tube and its preparation process. The preparation process includes the following steps: S1: Take lactic acid, p-hydroxyphenylpropionic acid, polycaprolactone-polyethylene glycol carboxyl group, stannous octoate, p-toluenesulfonic acid monohydrate, and modified hydroxypropionic acid to prepare polycaprolactone-polyethylene glycol carboxyl-modified PLA; S2: Take lactic acid, p-hydroxyphenylpropionic acid, carboxymethyl chitosan, stannous octoate, p-toluenesulfonic acid monohydrate, and modified hydroxypropionic acid to prepare chitosan-modified PLA; S3: Mix polycaprolactone-polyethylene glycol carboxyl-modified PLA, chitosan-modified PLA, and PLA evenly and add them to an extruder, melt-blend, extrude, and granulate to obtain PLA masterbatch; S4: Use PLA masterbatch to prepare vacuum blood collection tubes; Immerse the vacuum blood collection tubes in an antibacterial and anti-wall-attachment treatment solution, remove, wash, and dry to obtain biodegradable PLA vacuum blood collection tubes.

The present invention discloses a vacuum blood collection tube defect detection system based on machine vision, including a blanking module, a transmission module, a sorting module, a visual recognition module and a control module, wherein the blanking module, the sorting module and the visual recognition module are sequentially arranged along the transmission direction of the transmission module; the vacuum blood collection tube falls into the transmission module through the blanking module, the transmission module transmits the vacuum blood collection tube to the visual recognition module for defect recognition and sends a sorting instruction to the sorting module, and the sorting module sorts out the defective vacuum blood collection tube according to the sorting instruction, thereby realizing intelligent vacuum blood collection tube defect detection and sorting. The present invention can detect multiple defects of vacuum blood collection tubes, including dirt on the vacuum blood collection tube body, defects in the cap and label, etc., and the detection accuracy of the present application is higher after a large number of defect detections.

An apparatus for processing a phlebotomy needle having a double-ended needle with a tub between its tips. The apparatus has a clamping electrode for contacting / clamping one end of the needle between the hub and tip and tip electrode for contacting the needle as its tip. A voltage is applied between the clamping electrode and the tip electrode, to soften / melt the needle via resistive heating, at the same time as the tip electrode is advanced to compress the needle tip and blunt it. The apparatus includes means for allowing the needle to be rotated through so that the first tip and the second tip can be blunted. Also disclosed is means for detaching the needle from a main body and / or for removing a cover covering one end of the needle. The apparatus enables a Vacutainer-type needle to be disassembled into its various parts and the needle rendered blunt and non-hazardous.

The invention provides a preparation method of a canine autologous platelet-rich fibrous protein membrane, which comprises the following steps of: collecting canine autologous vein blood by using a vacuum blood collection tube with a preset anticoagulant, centrifuging, discarding supernatant, centrifuging again, discarding lower erythrocytes, and collecting the canine autologous platelet-rich fibrous protein membrane. And placing the obtained dog autologous platelet-rich fibrous protein gel between double stainless steel grids, and pressing to obtain the dog autologous platelet-rich fibrous protein membrane. The invention also provides an application of the prepared autologous platelet-rich fibrin membrane for dogs, wherein the autologous platelet-rich fibrin membrane is used for preparing drugs for wound repair. According to the invention, the autologous platelet-rich fibrin therapy is used for preparing the drug for repairing the dog wound for the first time, and through a triple mechanism of replacing antibiotics by autoimmune regulation, promoting healing by sequential release of growth factors and a zero-allergen biological scaffold, the healing period is shortened while the public health risk is avoided, and the healing effect is improved. The method is an innovative scheme with safety, effectiveness and sustainability.

The invention relates to the technical field of blood collection tube sterilization equipment, in particular to a vacuum blood collection tube production online sterilization device and method combining ozone and irradiation functions, and the vacuum blood collection tube production online sterilization device comprises a sterilization cabin, a driving device arranged on the outer side of the sterilization cabin and a discharging pipe. The sterilization cabin comprises two material conveying rollers which are used for conveying pipe bodies and pipe covers through intermittent rotation respectively and a plurality of ultraviolet spotlights which are arranged on the outer sides of the material conveying rollers and are used for irradiation disinfection. According to the vacuum blood collection tube production online sterilization device and method combining the ozone and irradiation functions, the double-conveying-roller staggered layout design is adopted, the two conveying rollers are provided with conveying grooves matched with the tube body and the tube cover in size respectively, intermittent synchronous rotation is achieved through transmission of the transmission part, and when the conveying rollers rotate to the staggered position, the conveying rollers rotate to the staggered position; the two material conveying grooves are precisely aligned to the same axis, so that the axial alignment precision of the pipe body and the pipe cover is ensured, the labor cost is reduced, and meanwhile, the continuity of sterilization work is ensured.

The invention relates to the technical field of automatic blood sampling equipment, in particular to automatic blood sampling equipment and a control method, and aims to solve the problems that medical staff are tired due to long-term repeated blood sampling work, the working efficiency is easily reduced or errors are easily caused, and diagnosis and treatment results of patients are affected. In order to achieve the purpose, the automatic blood sampling equipment comprises a shell, a control device, a biological recognition device, a fixing device arranged in the shell, a blood sampling execution device, a bar code printing device, a blood sampling tube storage device, an image recognition device and a blood sample storage device. The automatic blood sampling equipment can replace manual bar code pasting, vacuum blood sampling tube replacing, blood sampling process smoothness judging and blood sample collecting, the workload of medical workers is reduced, the working efficiency of the medical workers is improved, meanwhile, the possibility of human errors can be reduced, and the accuracy of detection results is improved.

The negative pressure structure comprises a blood collecting needle, the blood collecting needle comprises a needle handle, a needle tube, a sleeve and a vacuum bag, the sleeve is made of flexible film materials, the needle tube is arranged in the sleeve, the needle tube and the sleeve are fixed to the end face of the needle handle, the vacuum bag is arranged at the end of the sleeve, the top of the vacuum bag seals a sleeve opening, and the vacuum bag is arranged in the sleeve. The tip of the needle tube can penetrate into the cavity of the vacuum bag. Air in the blood taking needle is emptied through the vacuum bag, so that an existing vacuum blood taking tube can be filled with 2 ml of blood, and waste caused by discarding of the first blood taking tube is not needed.