465 results about "Blood collection" patented technology

A vascular access instrument advancement device may include a housing and an extension tube extending through the housing. The extension tube may extend through the housing. The extension tube may include a first lumen and a second lumen. A blood collection pathway may extend through the first lumen. A wedge may be disposed within the housing and the second lumen of the extension tube. A pair of opposing pinch members may be configured to pinch the extension tube. The pair of opposing pinch members may be disposed within the housing proximal to the wedge and configured to move along the extension tube with the housing. An instrument may extend distally from the wedge. The instrument may be disposed within the second lumen. In response to moving the housing distally along the extension tube, the pair of opposing pinch members push the wedge distally and the instrument is advanced distally.

Provided herein is a blood draw syringe connectable to a vascular access device for performing a blood draw. The blood draw syringe includes a syringe barrel and a plunger assembly. The plunger assembly includes a plunger rod and a stopper positioned at the distal end of the plunger rod, with the plunger assembly moveable within the syringe barrel to move the stopper between a starting position and a stop position, with a first volume provided in the chamber with the stopper at the starting position and a second volume provided in the chamber with the stopper at the stop position. The syringe is configured to enable pre-setting of the plunger assembly within the syringe barrel prior to a blood draw, with the stopper being positioned at the starting to provide a first volume that limits a maximum vacuum pressure in the syringe barrel during the blood draw.

The utility model discloses a calf blood collection and infusion fixing device which comprises a base, a fixing device, a fixing device and a fixing device, a pull-out excrement collecting plate is arranged in the base, and an excrement leaking plate is fixed at the top end of the base and located above the excrement collecting plate; the fixing fence is fixed to the top end of the base, the rear side face and the front side face of the fixing fence are provided with an inlet and a cattle head fixing assembly respectively, and vertical supporting rods are fixed to the front ends of the left side and the right side of the fixing fence respectively; one end of each guide transverse rod is fixed to the rod wall of the vertical supporting rod, the other end of each guide transverse rod is arranged in a suspended mode, and each guide transverse rod is provided with a plurality of first bolt holes; and the cow rear baffle is connected to the multiple guide transverse rods in a sleeving mode, and first bolts penetrate through the side walls of the cow rear baffle to be fixedly connected with the corresponding first bolt holes in a screwed mode. According to the device, the calf is fixed and limited in the fixing fence through the calf head fixing assembly and the calf rear baffle, so that the situation that the calf moves randomly to affect orderly blood sampling or infusion work is avoided, and breeding personnel are effectively prevented from being hurt by stress behaviors of the calf.

This invention relates to a pipe cutting device, and more particularly to a pipe cutting device for the production of blood collection chairs. The invention provides such a pipe cutting device for the production of blood collection chairs, comprising a base, a support frame, a limiting block, and an electric guide rail. The support frame and electric guide rail are located on the top of the base. The support frame is designed as an inclined surface, and the electric guide rail is located at the bottom end of the support frame. A limiting block is located in the middle of the top of the support frame, and several first connecting rods are located at the bottom of the support frame. The design of the connecting parts and the lifting frame in this invention, during the reciprocating motion of the push rod, not only completes the task of transporting the pipe, but also drives the lifting frame to move with the help of the connecting parts, ensuring the readiness of the pipe for the next cycle. This achieves seamless transportation of the pipe from the supply to the cutting station, improves work efficiency, avoids time delays between processes, and ensures the continuity of production.

The invention discloses an anticoagulant sample agglutination detection device for hemoglobin analysis, and relates to the technical field of biomedical detection.The anticoagulant sample agglutination detection device comprises a machine shell, a blood collection tube and a machine cover rotationally installed on the machine shell, and further comprises a plurality of laser receiving plates rotationally installed on the machine cover and a light blocking cylinder fixedly installed in the machine shell; a support is installed in the machine shell through a damping support, a motor is fixedly installed on the support, a rotating disc is rotatably installed on the support, a storage disc is fixedly installed on the rotating disc, and a plurality of sets of tube frame stations used for storing blood collection tubes are installed on the storage disc. The method has the advantages that the centrifugal light transmittance is adopted to detect the agglutination condition in the blood sample, multiple batches of samples can be detected at a time, the detection efficiency is higher, the detection has higher real-time performance, the detection result is more accurate, the horizontal position of agglutination can be judged, and the type of agglutination can be judged according to the agglutination position.

The invention relates to the technical field of clinical test data acquisition and intelligent quality control, in particular to a clinical test data real-time acquisition and quality control management platform, which is characterized in that an operation starting time recording unit acquires a subject disinfection operation starting timestamp, an operation sequence delay calculation unit calculates actual operation delay based on standard consumed time, and a quality control unit calculates the actual operation delay based on the standard consumed time. The transmission delay processing unit separates transmission and operation delay through double timestamps, the actual collection time determining unit subtracts pure transmission delay time data and operation delay time data from the timestamps uploaded by the device through a reverse time restoration algorithm to obtain actual blood collection completion time, and the time window dynamic judging unit judges whether the time window dynamic judging unit is in real blood collection completion time or not through a dynamic offset boundary. The real time is compared with a preset time window to judge qualification, the physiological index correction unit corrects blood glucose and insulin values in real time through a layered framework and a correction rule base, and the dynamic association logic verification unit adjusts association rules and verifies index logic in combination with a three-dimensional decision matrix, so that support is provided for clinical tests.

The invention discloses an integrated blood sampling container, and aims to solve the problems that traditional blood sampling equipment is low in integration level and inconvenient to use. A three-layer stacked structure is adopted, the lower layer is a box body internally provided with a storage cabinet, the middle layer is an operation table integrating an interaction device, a heat sealing device and a blood sampling mechanism, and the upper layer is a storage assembly capable of being opened and closed. The storage assembly is connected with the box body through a first telescopic assembly, can ascend and descend and is provided with a holding structure and a first switch, a storage bin and a bin cover of the storage assembly are provided with object components, the bin cover can be turned over and is fixed through a positioning assembly, and the positioning assembly is clamped and fixed to a bin cover buckle through a telescopic rod of a second telescopic assembly of the box body. The box body is provided with universal wheels and a second telescopic assembly to facilitate movement, the storage box is provided with a detachable supporting plate, and a table cover above the operation table and a transparent plate guarantee use safety and convenience. According to the design, storage, operation and storage are integrated, the equipment occupied space and the transportation cost are reduced, the moving flexibility is improved, and the device is suitable for various scenes such as outdoor and batch blood sampling.

The device comprises a cage body, a cage door, a pressing rod and a bait hanging hook, the cage door is arranged on a cage opening of the cage body, the pressing rod is arranged on the cage door, the tail end of the pressing rod is connected with the bait hanging hook arranged at the rear end of the cage body when the pressing rod is in a horizontal state, and the bait hanging hook is arranged at the rear end of the cage body. The mouse cage further comprises a rapid blood collecting device and a reset flapping device, the rapid blood collecting device is fixedly arranged on the side face of the rear end of the cage body, and the reset flapping device used for flapping and pressing a mouse on the rapid blood collecting device is arranged in the cage body. And the reset flapping device is arranged in the cage body and is positioned on the same side as the rapid blood collection device. The invention has the innovation points that the rapid blood collection device and the reset flapping device are additionally arranged on the existing mouse trapping cage, and a mouse can be driven and flapped onto the rapid blood collection device after being trapped, so that the mouse is subjected to blood collection, and whether the mouse is infected with Yersinia pestis or not is detected.

The utility model discloses a blood detection device. The blood detection device comprises a shell, test paper and a cap, the shell comprises an upper shell and a lower shell which are fixedly connected, a containing cavity is formed between the upper shell and the lower shell, the test paper is located in the containing cavity, a blood sampling head is formed at the front end of the shell, a liquid inlet is formed in the blood sampling head, and the liquid inlet is communicated with the containing cavity through a capillary structure and a premixing cavity in sequence; a hydrophobic coating belt arranged in the left-right direction is arranged on the front cavity wall of the premixing cavity, and an air hole communicated with the containing cavity is formed in the rear end of the shell; the front end of the shell is sleeved with the cap, a liquid storage bag is arranged at the bottom in the cap, and buffer liquid is stored in the liquid storage bag. The blood detection device can realize integration of sample collection and sample treatment, and has the advantages of simple structure, low manufacturing cost, convenience in use, high detection success rate, high detection accuracy and the like.

This invention discloses a blood collection device, relating to the field of medical device technology. The blood collection device includes: a protective shell, the interior of which is hollow to form a receiving chamber; a first opening at one end of the protective shell communicating with the receiving chamber; a second opening on the side wall of the protective shell near the first opening, also communicating with the receiving chamber, and a pressing part at the second opening; a blood collection assembly including: a needle holder, connected to the inner wall of the receiving chamber away from the first opening via an elastic element; a trigger part on the side wall of the needle holder; a blood collection needle disposed on the needle holder with its tip adjacent to the first opening; when the pressing part pushes the trigger part to completely separate from the side wall of the second opening, the accumulated elastic force of the elastic element pushes the tip of the blood collection needle out of the first opening to complete the blood collection operation; when the elastic element returns to its natural state through its own force, the blood collection needle is retracted into the receiving chamber. This reduces pain and the risk of accidental needle pricks, improving the safety and reliability of the blood collection device.

A capillary blood collection device includes a body having an internal chamber. The body generally includes a first end, a second end, and a port located between the first and second ends and providing an inlet / outlet between the first and second ends to the internal chamber. The first end defines an opening into the internal chamber, and the second end of the body opposite the first end is compressible and configured to generate a vacuum upon compression. The port can receive at least one of a lancet device or a collection tube.

The invention discloses an anti-coagulation blood specimen collection oscillation device, and relates to the technical field of blood collection, and the anti-coagulation blood specimen collection oscillation device comprises a base and a main body forming the device; the movable mechanism is assembled at the upper end of the base and is used for uniformly and automatically oscillating the sample in a reciprocating manner; the locking mechanism is assembled at the upper end of the movable mechanism and is used for generating a trigger signal when the sample main body is inserted in place; according to the anti-coagulation blood sample collection oscillation device, stable positioning of a sample in the treatment process can be ensured through the locking mechanism, displacement caused by vibration or external interference is avoided, the accuracy of an experimental result is ensured, meanwhile, downward pressure is applied to help to correct the position of the sample, deviation caused by the shape of the sample or a non-uniform container is further prevented, and the sampling accuracy is improved. And the sample processing stability is improved.

The invention discloses a label positioning method and device for a medical tube and a blood collecting vehicle, a label is attached to the outer wall of the medical tube around a rotating shaft, and the method comprises the steps that when the medical tube rotates around the rotating shaft, multiple frames of original images of the medical tube are obtained; performing light intensity change detection on the multiple frames of original images; when the frame number of the original image with the light intensity larger than the first threshold value meets a preset range, the corresponding type of the label of the medical tube is obtained; performing image preprocessing on the multiple frames of original images to obtain multiple frames of target images; performing linear fitting operation on the multiple frames of target images to obtain the edge number of the multiple frames of target images; and when the number of the edges changes, obtaining positioning information of the label according to the label type. On the basis of different types of original labels, the label edges of the original labels can be positioned at the moment when the set edge number changes, so that secondary labeling is facilitated, and the label positioning method is suitable for edge searching positioning of transparent or semitransparent original labels.

The utility model belongs to the field of blood sampling and positioning for animal experiments, particularly relates to blood sampling and positioning equipment, and aims to solve the problems that although the neck of an animal can be clamped through a clamping block in use in the prior art, the clamping pressure cannot be detected in the clamping process, and discomfort or injury is easily caused when the animal is fixed. The device comprises a base, a frame body is welded to the top of the base, the frame body is in a U shape, moving grooves are formed in the inner walls of the two sides of the frame body, the inner walls of the two moving grooves are slidably connected with the same frame body, and a second concave plate is fixedly arranged on the inner wall of one side of the frame body; the inner wall of the top and the inner wall of the bottom of the frame body are slidably connected with the same first concave plate, the neck of an animal can be clamped through the clamping mechanism, the height of the clamping block can be adjusted through the adjusting mechanism, and the clamping force of the clamping block is detected through the detection mechanism, so that unnecessary damage to the animal is avoided.

This utility model relates to blood collection needles, and more particularly to blood collection needle assembly equipment, including a rotary table and a dispensing table. An installation box and a support plate are fixedly connected to the upper surface of the rotary table. An installation shaft is fixedly connected to the upper end of the support plate. A pressure sleeve is rotatably sleeved on the outside of the installation shaft. A torsion spring is sleeved between the rotating cylinder of the pressure sleeve and the installation shaft. A needle body is sleeved between the pressure sleeve and the installation box. A material feeding disc is rotatably arranged inside the dispensing table. A dispensing groove is opened on the outer wall of the rotary table. A storage hopper is fixedly connected to the upper end of the dispensing table, and a protective sleeve is provided inside the storage hopper. This utility model, through the coordinated action of the rotary table, installation box, support plate, installation shaft, pressure sleeve, dispensing table, material feeding disc, dispensing groove, storage hopper, and electric push rod, has the function of automatically assembling the needle body and protective sleeve, improving assembly efficiency and avoiding safety hazards.

A catheter extension set includes a distal end including a luer adapter configured to couple to a catheter adapter, a proximal end including a blood collection device, and an extension tube extending between the distal end and the proximal end. The catheter extension set can increase flow resistance, which can reduce the risk of hemolysis when there is a high pressure differential within the catheter extension set. The catheter extension set can decrease flow resistance after the pressure differential within the catheter extension set is reduced, which can facilitate faster blood collection.

This utility model discloses a portable lamb restraint and blood collection frame, including a supporting base plate. Fixed ribs are fixedly connected to the left and right sides of the upper part of the supporting base plate. A vertical groove is formed in the middle of the middle of each fixed rib, and a vertically arranged adjusting screw is rotatably connected to the middle of the inner side of each groove. An assembly plate is vertically placed on both fixed ribs, and sliding plates are rotatably connected to the left and right sides of the assembly plate. This utility model effectively solves the problems of inconvenience in restraining lambs and difficulty for staff to choose a suitable angle and position for blood collection in the prior art.

An integrated peripheral intravenous (IV) catheter configured for blood draw both at the time of catheter placement and during catheter indwell. The peripheral IV catheter includes a catheter adapter having a catheter configured to be inserted into a patient's vasculature and a side inlet defining a fluid pathway into and out of the catheter. The peripheral IV catheter also includes a side port member having a main branch, the main branch including a distal end configured to couple the side port member to the side inlet of the catheter adapter and a connector portion accessible via a proximal end of the main branch. Additionally, the peripheral IV catheter includes a blood collection adapter removably and directly coupled to the connector portion of the side port member at the proximal end of the main branch. Furthermore, side pore member of the peripheral IV catheter may include a side branch.

A consumable article cassette (12) is provided with an adhesive bandage (23), a release paper (31), a first pressure-sensitive adhesive part (23c), and a second joining part (27). The adhesive bandage (23) has a first surface (23c1) that is joined to the release paper (31) together with the first pressure-sensitive adhesive part (23c), and a second surface (23a1) that is joined to a finger blood collection device via a second pressure-sensitive adhesive part (27). The first surface (23c1) is configured to be capable of being joined to a blood collection site of a subject together with the first pressure-sensitive adhesive part (23c) after the release paper (31) is removed from the first pressure-sensitive adhesive part (23c). The second surface (23a1) is configured to be capable of being removed from the finger blood collection device together with the second pressure-sensitive adhesive part (27) after the adhesive bandage (23) is joined to the blood collection site of the subject.

This invention discloses an early screening system and method for hyperuricemia based on fingertip blood uric acid detection. The system includes a fingertip blood collection module, a detection module, a data processing module, a storage module, an analysis module, an early warning module, a display module, a communication module, a calibration module, and a power supply module. It accurately collects fingertip blood samples from subjects, obtains blood uric acid concentration data using specific detection equipment, constructs a multi-dimensional analysis model based on clinical characteristic parameters, and determines the optimal diagnostic cutoff value based on ROC curves, achieving rapid and accurate screening for hyperuricemia. The method includes steps such as sample collection, detection, data processing, model analysis, result determination, and early warning. It is simple to operate, fast, and highly accurate, solving the problems of poor compliance and difficulty in grassroots implementation associated with traditional venous blood testing. It is suitable for large-scale population screening and early diagnosis of hyperuricemia in areas with scarce medical resources, and has significant clinical application value and social significance.

The present invention relates to an innovative blood collection system including a blood collection device, or blotter, designed to efficiently and in an environmentally responsible manner collect blood samples from finger prick or other wounds, and then optionally provide a convenient vehicle for the blood sample to be sent for processing and analysis without having to transport the patient to a clinic and back.

Provided herein is a blood draw syringe connectable to a vascular access device for performing a blood draw. The blood draw syringe includes a syringe barrel and a plunger assembly. The plunger assembly includes a plunger rod and a stopper positioned at the distal end of the plunger rod, with the plunger assembly moveable within the syringe barrel to move the stopper between a starting position and a stop position, with a first volume provided in the chamber with the stopper at the starting position and a second volume provided in the chamber with the stopper at the stop position. The syringe is configured to enable pre-setting of the plunger assembly within the syringe barrel prior to a blood draw, with the stopper being positioned at the starting to provide a first volume that limits a maximum vacuum pressure in the syringe barrel during the blood draw.

The utility model relates to medical instrument technical field provides a kind of nasal hemorrhage treatment tray.The nasal hemorrhage treatment tray can include: cover body, the cover body includes side wall and bottom disc, the inboard of the bottom disc is in contact with the lower jaw of patient, the side wall is surrounded in the outside of the bottom disc, and it is opposite to the mouth of patient, the bottom disc is equipped with blood collection hole;Left connecting part, one end of the left connecting part is connected with the cover body, and the other end is sleeved in the left ear of patient;Right connecting part, one end of the right connecting part is connected with the cover body, and the other end is sleeved in the right ear of patient.According to the nasal hemorrhage treatment tray provided in the embodiment, the hands of the patient can be freed, and the nervousness of the patient can be reduced.

The utility model relates to the field of medical supplies, and discloses an anti-backflow blood taking needle which comprises a vein blood taking end, a blood taking tube puncture end and a hose for connecting the vein blood taking end and the blood taking tube puncture end, a non-return piece is arranged at the joint of the blood taking tube puncture end and the hose, a silica gel sheet or a silica gel plug is arranged in the non-return piece, and the silica gel sheet or the silica gel plug is connected with the hose. The blood collection tube is used for limiting blood to flow only in the direction from the vein blood collection end to the blood collection tube puncture end. According to the anti-backflow blood taking needle, the non-return piece is arranged between the puncture end of the blood taking tube and the hose to automatically open or close the flow channel, so that blood is effectively prevented from flowing back into the vein of the human body from the blood taking tube in the vein blood taking process, the safety of a person with blood taken is guaranteed, the structure is simple, and the cost is low.

The application relates to the field of medical supplies, and provides a collection device for piercing a barrier to collect liquid, which comprises a shell and a puncture assembly, the shell comprises a contact surface, a collection opening and a coupling part, the coupling part has a collection channel in communication with the collection opening; the collection device further comprises a collector detachably connected with the shell through the coupling part; the collector comprises a connecting head detachably connected with the coupling part, a storage tube and a negative pressure tube in communication with the storage tube, the storage tube is located between the connecting head and the negative pressure tube, the negative pressure tube has a pressure lower than atmospheric pressure, and the storage tube is in communication with the collection channel through the connecting head. The collection device provided in the application is convenient to operate, can be operated and used by a user personally, does not need to be completed by a professional in a hospital, can conveniently collect peripheral blood, and greatly reduces the pain during blood collection.

The utility model provides a blood collecting basin. The blood collecting basin comprises a bearing seat, a blood collecting tray and a limiting plate, wherein the bearing seat is suitable for bearing buttocks of a puerpera; the blood collecting disc is integrally formed on one side of the supporting seat and is provided with an inner cavity with an opening in the top, and scale marks are arranged on the inner side wall of the blood collecting disc; the limiting plate is integrally formed at the end, close to the blood collection disc, of the bearing base, provided with an observation opening in the middle and suitable for limiting the buttocks of a puerpera. When in use, the blood collection basin is placed at a proper position of an obstetric table, a puerpera is guided to sit and lie on the bearing seat, the delivery part is located above the inner cavity, and it is guaranteed that medical staff can observe the perineum part of the puerpera through the observation opening; in the delivery process, blood can be collected into the inner cavity, and medical staff can observe and record the bleeding amount in real time through the scale marks. According to the blood collection basin, the perineum observation view field is optimized, so that medical staff can conveniently and comprehensively check the perineum part of a puerpera; the blood collecting basin can be repeatedly used after being cleaned and disinfected.

The invention discloses a hemostasis fixing device for blood sampling, and belongs to the technical field of medical instruments, the hemostasis fixing device comprises a fixing assembly which comprises a connecting belt and a fixing belt movably connected with the connecting belt; the hemostasis component is arranged between the connecting band and the fixing band; comprising a shell arranged between the connecting band and the fixing band, a power piece penetrating through the top of the shell and movably connected with the top of the shell, an adjusting piece arranged in the shell and fixedly connected with the end of the power piece, a positioning piece arranged in the shell and arranged in the middle of the adjusting piece in a sleeving mode, and a pressing pad arranged at the end of the adjusting piece. The hemostasis device has the advantages that by arranging the fixing assembly, the hemostasis assembly can be fixed to the wound of a patient, the hemostasis assembly plays a role in pressing and hemostasis on the blood collection wound, the wound can be evenly pressed, the problem that pressure is not uniform when traditional manual pressing hemostasis is conducted is solved, and local skin extravasation or subcutaneous hematoma is effectively reduced.

This invention relates to the technical field of medical devices, providing a portable blood collection device for a blood glucose meter, comprising a housing, a lancet, and a test strip. The lancet and test strip are respectively disposed on the left and right sides of the housing. The housing has a blood collection channel corresponding to the lancet, and a blood collection port communicating with the blood collection channel. The lancet is movably installed within the blood collection channel via a pressing component, configured to extend from the blood collection channel upon pressing to perform blood collection. The housing has a test strip channel corresponding to the test strip, and a blood collection port and a detection port are provided on the housing, both communicating with the test strip channel. The test strip is movably installed within the test strip channel via a button component. This invention integrates the lancet and test strip into the blood collection device, and separately configures a pressing component and a button component, allowing patients to complete blood collection and smuggling with simple pressing and sliding operations, thereby reducing the steps involved in traditional multi-step operations and lowering the barrier to entry for users.

This application discloses a cattle and sheep slaughtering overhead conveyor line with blood collection function, belonging to the field of slaughtering equipment technology. It mainly includes: a base plate, a conveying assembly mounted on the base plate, suitable for suspending cattle and sheep and conveying them along a preset trajectory to each processing station, and a longitudinal adjustment assembly mounted on the base plate, the longitudinal adjustment assembly including an assembly box mounted on the base plate. In the cattle and sheep slaughtering overhead conveyor line with blood collection function of this application, the longitudinal adjustment assembly drives the adapter plate and the collection assembly to move longitudinally through the cooperation of a first one-way screw and a rectangular slider. The collection assembly achieves height adjustment of the collection box through the action of a second one-way screw and a non-circular slider, thereby allowing the collection box to be flexibly adjusted in position and aligned with the blood dripping area, improving blood collection efficiency, effectively preventing blood spillage and environmental pollution, and reducing cleaning costs and the risk of disease transmission.