34results about How to "Easy to draw blood" patented technology

The invention provides a children examination and treatment bed. The children examination and treatment bed comprises a bed body. The bed body comprises a trunk supporting board, a head and neck supporting board, two upper limb supporting boards and two lower limb supporting boards. The head and neck supporting board is connected to one end of the trunk supporting board. The two upper limb supporting boards are connected to two opposite sides of the trunk supporting board respectively in a rotary mode. The two lower limb supporting boards are connected to the end, away from the head and neck supporting board, of the trunk supporting board in a rotary mode. The upper limb supporting boards and / or the lower limb supporting boards can rotate around a shaft in the vertical direction relative to the trunk supporting board. The trunk supporting board is provided with a trunk restraint strap. The head and neck supporting board is provided with a head restraint strap. Each upper limb supporting board is provided with an upper limb restraint strap. Each lower limb supporting board is provided with a lower limb restraint strap. The children examination and treatment bed can fix the limbs of children and facilitate CT examination, infusion, blood drawing and the like.

The invention provides a novel reverse-flowing-prevention venous indwelling needle. The needle comprises an inner needle, an outer needle tube, an extension hose, a water-stopping clamp and an outer needle base. The inner needle is made of hard material and is provided with a blood returning groove, and the tail of the inner needle is connected with a puncturing needle base. One end of the extension hose is connected with a liquid injecting connector assembly, and the water stopping clamp is located outside the extension hose and used for controlling on-off of the extension hose. The first end of the outer needle base comprises a through hole, the second end of the outer needle base is connected with the other end of the extension hose, and the third end of the outer needle base comprises a seal part, and the seal part comprises an isolation combined part. The isolation combined part comprises two or more components. According to the novel reverse-flowing-prevention venous indwelling needle, because an isolation plug made of rubber silicon material is used, the risk of fracturing the outer needle rear base through propping is avoided; after being pulled out, the inner needle can puncture into the vein again through the isolation plug, intravenous dripping is achieved, and besides various operations such as blood drawing and pressure testing are convenient to perform.

The invention relates to the medical field, and more particularly to a blood collection structure and an automatic sticking method for a hematology department. The side of a base comprises a hinge shaft for hinging a lower half ring fixed on the base and a movable upper half ring, and each shell internally comprises an extruding structure which is an inflatable layer capable of telescoping; the extruding structure is externally connected with an inflatable tube and is in a laminated or helical strip shape, and the helix refers to helical arrangement around the inner wall of the shell; a butting part of the upper half ring and the lower half ring comprises two butting pieces, and the two butting pieces can be buckled or locked; the side of the base comprises an arc-shaped groove, and a blood drawing tube can be placed in the groove. Without tightening with a rubber band for different persons, the arm of a person is directly put between the upper half ring and the lower half ring, and is extruded by the extruding structure by inflating, so that the blood can be conveniently drawn, the work load is reduced by quickly drawing blood, and the inflatable structure may be an automated inflatable structure.

The present invention provides an adjustable operating platform suitable for a rat and mouse brain stereotaxic apparatus. The adjustable operating platform comprises a first operating platform, a second operating platform, a bottom plate, a first lifting mechanism and a second lifting mechanism; the first operating platform and the second operating platform are correspondingly arranged above the bottom plate, the first lifting mechanism is connected between the first operating platform and the bottom plate, and the second lifting mechanism is connected between the second operating platform andthe bottom plate; the first lifting mechanism comprises two first driving rods, two first driven rods and two first adjusting knobs, and the second lifting mechanism comprises two second driving rods, two second driven rods and two second adjusting knobs. Preferably, the adjustable operating platform also comprises a longitudinal adjusting mechanism and a transverse adjusting mechanism. The adjustable operating platform can be adjusted in 3 degrees of freedom, can be operated by a single operator, is more convenient when positioning a rat or a mouse, saves manpower, and is provided with a tail fixing frame to facilitate tail blood taking operation by the operator.

The invention discloses a large protected animal-borne disease blood specimen collection device which comprises a support column, wherein a support block is fixed at the upper end of the support column; a fixing block is fixed on the upper end surface of the support block; fixing glass plates are fixed on both the upper end surface of the fixing block and the front end and the rear end of the support column; upper ends of the fixing glass plates on a front side and a rear side are fixedly connected with the fixing glass plate on an upper side; a sterilization mechanism capable of sterilizing a space surrounded by the three fixing glass plates, the support block and the fixing block is arranged in the fixing block; a support mechanism for providing a lying position for a large animal is arranged in the support block. By adopting the device, the large animal in anesthesia can be moved to the support block, blood can be conveniently drawn by an operator, manual movement or lifting is avoided, the labor force can be saved, the efficiency can be improved, the space can be automatically sterilized after blood is drawn, infectious disease diffusion is avoided, and meanwhile, influence on blood drawing of a next time can be avoided.

The invention discloses an arm blood drawing auxiliary device which comprises a shell. A working cavity of which an opening faces right is formed in the shell; a working block is arranged in the working cavity; the front and rear ends of the working block are fixedly connected to the front and rear walls of the working cavity; a thumb cavity of which an opening faces right is formed in the workingblock; a thumb pushing rod is arranged in a mode of sliding right and left in the thumb cavity; and a thumb spring is fixedly connected between the left end of the thumb pushing rod and the left wallof the thumb cavity. The arm blood drawing auxiliary device is used for assisting in drawing blood at the position of the arm; after the arm of a blood drawn person extends into the arm blood drawingauxiliary device, the big arm can be hooped by a hooping ring to block the vein, so that the vein is congestive and is bulge, thereby facilitating drawing the blood; and moreover, after the hand extends into the arm blood drawing auxiliary device, the arm blood drawing auxiliary device can automatically use a sterilization cotton ball to sterilize back and forth in a blood drawing region, and medical personnel only needs to draw the blood without carrying out spare operations, so that both time and labor are saved.

The invention discloses a fixing device for animal blood drawing. The fixing device comprises upper sliding grooves, a body fixing plate and a remote controller. The upper sliding grooves are formed in the upper end of the body fixing plate, movable head fixators are arranged in the upper sliding grooves, and a head fixing fastening belt is arranged on the surfaces of the movable head fixators; upper limb fixing plates are arranged at the two ends of the body fixing plate, upper limb fixators are arranged on the surfaces of the upper limb fixing plates, and upper limb fixing fastening belts are arranged on the surfaces of the upper limb fixators; main fixators are arranged in the middle of the body fixing plate, a main fixing fastening belt is arranged on the surfaces of the main fixators,lower sliding grooves are formed in one side of the main fixing fastening belt, and movable lower limb fixators are arranged in the lower sliding grooves. The fixing device for animal blood drawing has the advantages that the structure is simple, fixation is firm and stable, and the fixing device can be controlled to rotate in different directions through the remote controller, makes blood drawing and other experiments convenient, and can adapt to animals with different body types.

The present invention discloses a method for screening a fish liver protecting drug by using a carp liver injury model induced by CCl4. According to the method, a drug requiring test is added to a carp feedstuff; after oral administration for 1-2 months, a preferred CCl4 vegetable oil solution with concentration of 25-30% is injected to the carps by peritoneal injection according to a certain dose, wherein 10 g of the carp is injected with 0.05 mL of the solution; after injection for 48-72 hours, changes of serum GPT activity, serum GOT activity and serum LDH activity are adopted to evaluate liver protecting activities of different tested drugs. The carp generating hepatobiliary syndrome is adopted as the biological model so as to provide strong target property, wherein the carp is the main hazardous object of the hepatobiliary syndrome; the drug is taken by the oral administration so as to provide convenience and practicality; the blood liver function index changes are adopted to evaluate the liver protecting activity of the tested drug without tested fish sacrificing so as to provide strong operability. The experimental results show that: the method for screening the fish liver protecting drug by using the carp liver injury model induced by the CCl4 has characteristics of accurate results, strong repeatability, low cost, wide application range, batch screening and high efficiency.

The invention discloses a head and neck fixing device for a trionychidae animal. The head and neck fixing device comprises a clamp for clamping the mouth of the trionychidae animal, a first supporting rod and a second supporting rod, wherein the clamp comprises a first clamping body and a second clamping body; the middle of the first clamping body and the middle of the second clamping body are hinged; when the front end of the first clamping body gets into contact with the front end of the second clamping body, a gap is kept between the tail end of the first clamping body and the tail end of the second clamping body; one end of the first supporting rod is rotatably connected to the tail end of the first clamping body and one end of the second supporting rod is rotatably connected to the tail end of the second clamping body; half-clamping holes are formed in the other ends of the first supporting rod and the second supporting rod; and when the end of the first supporting rod is rotated to be close to the front part of the clamp and is connected to the end of the second supporting rod, the two half-clamping holes are spliced, so that a clamping hole for looping the neck of a soft-shelled turtle is formed. The device is simple to operate and is capable of stably fixing the head and the neck of the trionychidae animal, so that experimental operations on the trionychidae animal are greatly facilitated.

The invention relates to a medical blood-drawing assisting chair, in particular to a medical pediatric blood-drawing assisting chair and aims to provide a medical pediatric blood-drawing assisting chair capable of blocking the sight of pediatric patients and beneficial for the pediatric patients to be cooperative in blood drawing. The technical scheme includes that the medical pediatric blood-drawing assisting chair comprises a base, a large bearing, a large supporting rod, a seat board, a side plate, a large guide rod, a first spring, a pressure plate, a small screw rod and the like. The large bearing is embedded in the middle of the base and is in interference fit connection with the lower end of the large supporting rod, and the seat board is connected to the upper end of the large supporting rod. The medical pediatric blood-drawing assisting chair has a sight blocking function and is capable of blocking the sight of the pediatric patients to prevent fear emotion of the pediatric patients seeing blood drawing, beneficial for the pediatric patients to be cooperative in blood drawing and capable of fixing the pediatric patients to prevent the pediatric patients from moving.

The invention belongs to the field of blood drawing nursing, and particularly relates to a pediatric blood drawing nursing device. For the problems that before blood drawing is carried out on a shortchild, the child has to step on something, and during blood drawing, shaking of the arm of the child easily causes the situation that blood drawing fails and is very troublesome, the following schemeis proposed that the pediatric blood drawing nursing device comprises a mounting base, wherein the top of the mounting base is fixedly provided with a first fixing column and a second fixing column, afirst sliding groove is formed in the side, close to the second fixing column, of the first fixing column, and a first sliding block is slidably arranged in the first sliding groove. The pediatric blood drawing nursing device has the advantages that the structure is simple, the operation is convenient, the height of a workbench can be adjusted quickly and conveniently, children do not need to stoop or step on something before blood drawing is carried out, the device not only facilitates blood drawing of children but also facilitates the work of workers, and the arms of children are fixed andclamped during height adjustment, which prevents failure of blood drawing caused by shaking of the arms of children, and therefore the demands of people are met.

The invention discloses a hemospast for emergency treatment. The hemospast comprises a blood drawing tube and a blood drawing needle. One end, close to the blood drawing tube, of the blood drawing needle is connected with a blood guiding tube made of metal materials, a switch valve is mounted on the blood guiding tube, a flexible hose is connected between the blood drawing tube and the blood guiding tube, a branch tube orifice is formed in the position, close to the blood drawing tube, of the flexible hose, and a plug is mounted on the branch tube orifice. According to the hemospast for emergency treatment, repeated acupuncture treatment is not required when the blood drawing amount is large in the test for emergency treatment, and the pain of a patient is relieved.

The invention discloses an efficient child blood patient blood drawing auxiliary device which comprises a base, four electric hydraulic telescopic rods are installed at the upper end of the base, a shell is jointly installed at the telescopic ends of all the electric hydraulic telescopic rods, a mounting groove is formed in the front side of the shell, a placing groove is formed in the inner wall of the left side of the mounting groove, and the left side of the placing groove is provided with a clamping groove. A display screen is mounted in the placement groove, a through groove is formed in the left side of the mounting groove, a placement plate is mounted on the left side of the shell, a liquid storage box is mounted at the upper end of the shell, and a motor is mounted on the right side of the liquid storage box. According to the device, the display screen is arranged, the attention of children can be effectively distracted, the stirring mechanism is arranged, medical staff can conveniently smear a disinfectant on a point to be subjected to blood drawing, the working efficiency of the medical staff is improved, the heating mechanism is arranged, the comfort degree of the device used in winter is improved, and the device is convenient to use. And the children are prevented from crying and ringing due to discomfort during blood drawing in winter.

The invention relates to a medical blood-drawing assisting chair, in particular to a medical pediatric blood-drawing assisting chair and aims to provide a medical pediatric blood-drawing assisting chair capable of blocking the sight of pediatric patients and beneficial for the pediatric patients to be cooperative in blood drawing. The technical scheme includes that the medical pediatric blood-drawing assisting chair comprises a base, a large bearing, a large supporting rod, a seat board, a side plate, a large guide rod, a first spring, a pressure plate, a small screw rod and the like. The large bearing is embedded in the middle of the base and is in interference fit connection with the lower end of the large supporting rod, and the seat board is connected to the upper end of the large supporting rod. The medical pediatric blood-drawing assisting chair has a sight blocking function and is capable of blocking the sight of the pediatric patients to prevent fear emotion of the pediatric patients seeing blood drawing, beneficial for the pediatric patients to be cooperative in blood drawing and capable of fixing the pediatric patients to prevent the pediatric patients from moving.

The invention relates to the technical field of medical apparatus and instruments, and discloses a pediatric blood drawing nursing device which comprises a mounting seat, a placement groove is formed in the side face of the mounting seat, and the placement groove is a half-circle-shaped groove. According to the invention, the upper arm of an arm is placed in a placing groove, the forearm of the arm is placed between two groups of stop blocks, the position of a second connecting block is adjusted through a supporting device, and the second connecting block drives a first connecting block to rotate by taking a first rotating block as an axis, so that the angle of the second connecting block is rotated to the most comfortable angle; an auxiliary fixing device is used for pressing the upper arm of a partition wall so as to be fixed, the locking device is used for positioning the auxiliary fixing device so that the auxiliary fixing device can be fixed, and the whole arm is fixed through the method so as to facilitate blood drawing. In the process, the situation that blood drawing fails due to the fact that the arms move randomly is prevented, and the practicability of the special device is enhanced.

The invention discloses an auxiliary fixing device for pediatric blood drawing. The auxiliary fixing device comprises a forearm fixing mechanism; the forearm fixing mechanism includes a recess plate,a protrusion plate, a forearm fixing belt, a first sliding rod, a first limiting block and a spring. According to the auxiliary fixing device, the distance between the recess plate and the protrusionplate is adjusted by outwards stretching a protrusion block; after adjustment, the spring is stretched; second limiting blocks are inserted into limiting groove to lock the protrusion block, and thenthe forearm of a child can be conveniently fixed; pull rings are pulled after blood drawing is finished, and accordingly, the second limiting blocks are driven by second sliding rods to separate fromthe limiting grooves; and under the reset action of the spring, the protrusion block automatically retracts, thereby solving the problem that an existing auxiliary fixing device for pediatric blood drawing has poor practicality due to the fact that the height difference of children of the same age may be large due to different physical development of children to result in that the arms of the children are different in length.

The invention relates to a multifunctional seat board for a pediatric department. The seat board comprises a mounting plate, a protective plate and a seat plate, wherein the upper side edge of one side of the mounting plate is provided with the protective plate, one side face of the mounting plate is provided with a first sliding rail, the first sliding rail is arranged under the protective plate,one side of the seat plate is in rotatable connection with a supporting beam through a first hinge, one side face, away from the seat plate, of the supporting beam is fixedly provided with a first sliding block, the first sliding block is arranged in a first sliding rail, the lower portion of the seat plate is in rotatable connection with the upper end of an electric push rod through a second hinge, the lower end of the electric push rod is arranged on a base through a third hinge, the base is arranged in a second sliding rail through a second sliding block, the second sliding rail is arranged on the mounting plate, and the second sliding rail is arranged in parallel with the first sliding rail. The multifunctional seat board for pediatric department has the advantages that an existing outpatient table and a blood drawing table can be modified according to situations, the cost is low, 0-3-year-old child patients who can not sit on their own can be placed on the outpatient table and the blood drawing table, so that the child patients have a high position for treatment, thereby being beneficial to the examination and blood drawing of infants and young children, and the multifunctional seat board is safe and hygienic.

The invention discloses a disinfection device for a blood collection vehicle, which relates to the technical field of medical instruments, and comprises a storage box, a liquid storage box is overlapped on the top of the storage box, and a partition is fixedly connected to the liquid storage box. The partition plate separates the liquid storage tank into a disinfectant solution chamber and a clean water chamber, and the disinfectant solution chamber and the clean water chamber communicate with one end of the liquid outlet pipe 1 and the liquid outlet pipe 2 respectively. The disinfection device for the blood collection vehicle, through the medical staff stepping on the pedal switch 2, the water pump 2 is energized to work, and then the liquid head flows out to wash the hands of the medical staff, so as to avoid residual disinfectant on the hands of the medical staff, so as to ensure the safety of the medical staff. The cleanliness of personnel's hands, when the medical staff no longer steps on the pedal switch 2, the water pump 2 will automatically cut off the power and stop working, and then the clean water will no longer flow out, so as to avoid the contact between the medical staff's hands and other equipment such as faucets, thus ensuring The disinfection effect of the hands of medical staff can avoid blood pollution.

The invention discloses a protective infectious disease blood sample collection device. The device comprises a bottom plate, a storage box, a bottom bin, a water storage bin and a disposable blood drawing needle tube; the water storage bin is welded to the top of the bottom plate; a fixing cylinder is installed at one end of the top of the water storage bin through an installation hole; a coolingfan is installed at the other end of the top of the water storage bin through an installation base; the bottom bin is installed at the top of the water storage bin through supporting legs, and the storage box is arranged at the top of the bottom bin; a shaft sleeve is fixed to the top of the fixing cylinder through a supporting rod; and a rotating shaft is sleeved with the shaft sleeve. During collection, a protective cover is arranged near the needle head, and when the needle head is pulled out, blood is not prone to splashing out to infect medical staff; the storage position is provided withtwo sets of top cover seals, so that the protection effect is better; and collected samples can be conveniently stored at a low temperature, and external ice blocks can be conveniently used for rapidly assisting in cooling the samples when the air temperature is high, so that and the protective infectious disease blood sample collection device is suitable for being widely used and popularized.

The invention discloses a head and neck fixing device for a trionychidae animal. The head and neck fixing device comprises a clamp for clamping the mouth of the trionychidae animal, a first supporting rod and a second supporting rod, wherein the clamp comprises a first clamping body and a second clamping body; the middle of the first clamping body and the middle of the second clamping body are hinged; when the front end of the first clamping body gets into contact with the front end of the second clamping body, a gap is kept between the tail end of the first clamping body and the tail end of the second clamping body; one end of the first supporting rod is rotatably connected to the tail end of the first clamping body and one end of the second supporting rod is rotatably connected to the tail end of the second clamping body; half-clamping holes are formed in the other ends of the first supporting rod and the second supporting rod; and when the end of the first supporting rod is rotated to be close to the front part of the clamp and is connected to the end of the second supporting rod, the two half-clamping holes are spliced, so that a clamping hole for looping the neck of a soft-shelled turtle is formed. The device is simple to operate and is capable of stably fixing the head and the neck of the trionychidae animal, so that experimental operations on the trionychidae animal are greatly facilitated.

The invention relates to a multifunctional seat board for a pediatric department. The seat board comprises a mounting plate, a protective plate and a seat plate, wherein the upper side edge of one side of the mounting plate is provided with the protective plate, one side face of the mounting plate is provided with a first sliding rail, the first sliding rail is arranged under the protective plate,one side of the seat plate is in rotatable connection with a supporting beam through a first hinge, one side face, away from the seat plate, of the supporting beam is fixedly provided with a first sliding block, the first sliding block is arranged in a first sliding rail, the lower portion of the seat plate is in rotatable connection with the upper end of an electric push rod through a second hinge, the lower end of the electric push rod is arranged on a base through a third hinge, the base is arranged in a second sliding rail through a second sliding block, the second sliding rail is arranged on the mounting plate, and the second sliding rail is arranged in parallel with the first sliding rail. The multifunctional seat board for pediatric department has the advantages that an existing outpatient table and a blood drawing table can be modified according to situations, the cost is low, 0-3-year-old child patients who can not sit on their own can be placed on the outpatient table and the blood drawing table, so that the child patients have a high position for treatment, thereby being beneficial to the examination and blood drawing of infants and young children, and the multifunctional seat board is safe and hygienic.

The invention discloses a blood drawing assisting chair for medical pediatrics, and belongs to the technical field of pediatrics medical assisting equipment. The blood drawing assisting chair comprises a seat supporting plate and a seat support; the seat supporting plate is mounted on the seat support; limiting sleeves are symmetrically arranged on the left and right sides of the lower surface of the seat supporting plate and slidably connected with the top wall of the seat support; telescopic springs are arranged in the limiting sleeves; the tail ends of the bottoms of the telescopic springs are fixedly connected with limiting plates; the limiting plates are slidably connected with the limiting sleeves and connected with limiting rods; a supporting plate is arranged in the support; the seat supporting plate pushes the limiting rods to move downwards in the vertical direction through the limiting sleeves below the seat supporting plate; the limiting rods push positioning rods on the left side and the right side to move towards the two sides through clamping columns and clamping grooves; rolling wheels horizontally move in rolling wheel grooves; electrical elements are connected with a positive electrode plate and a negative electrode plate correspondingly, so that electrical connection is achieved; and a nut drives a bottom plate to move downwards to a designated position, a hand is fixed in a fixing groove, and blood drawing is facilitated.

The invention relates to a blood drawing platform, in particular to a blood drawing platform for pediatric nursing. According to the blood drawing platform for pediatric nursing, a child can be fixed, so that the child is prevented from moving during blood drawing, and meanwhile, the child can feel comfortable. The blood drawing platform for pediatric nursing comprises supports, a mounting plate, universal wheels, a supporting table, a handle and the like, the two supports are arranged in the front-back direction, the two universal wheels which are arranged in a bilateral symmetry mode are rotationally arranged on the lower portions of the two supports, the mounting plate is connected between the upper sides of the two supports, and the handle is arranged on the mounting plate. Supporting tables are connected to the upper side of the mounting plate in a bilateral symmetry mode, and handles are symmetrically connected to the lower side of the mounting plate. The child is fixed on the air bag through the fixing belt, so that the child is prevented from moving randomly, the blood drawing operation is smoother, and the body of the child can be more comfortable through the air bag.

The invention relates to the technical field of auxiliary blood drawing equipment, and discloses an intelligent blood drawing table which comprises a supporting seat and a shielding plate fixedly connected to the supporting seat, the shielding plate is rotationally connected with a storage mechanism, the storage mechanism is connected with an air bag bandage, and the air bag bandage is slidably connected to the supporting seat. A fixing mechanism is detachably connected between the end, away from the storage mechanism, of the air bag bandage and the side wall of the air bag bandage. The supporting seat is fixedly connected with an air supply mechanism communicated with the air bag bandage, and the shielding plate is connected with a disinfection mechanism used for disinfecting the air bag bandage. The limbs of a patient can be well bound through the air bag bandage, and the problems that in the prior art, the blood drawing efficiency is low, and safety risks exist are solved.

The invention discloses a bone marrow blood puncture point positioning, drawing and anti-coagulation device. The device comprises a positioning device, a blood drawing device and an automatic swinging device, the positioning device comprises a placing plate, a transverse plate with scales is arranged on the placing plate in a sliding mode, a vertical plate with scales is arranged on the transverse plate in a sliding mode, the scales on the transverse plate are distributed in the sliding direction of the vertical plate, the distribution directions of the scales on the transverse plate and the vertical plate are perpendicular, a posterior superior iliac spine positioning plate is slidably arranged on the vertical plate in the scale direction, and a plurality of positioning holes are distributed in the posterior superior iliac spine positioning plate; and the blood drawing device comprises a puncture needle, an inner core is inserted into a through cavity in the puncture needle during puncture, and the inner core is connected with a blood drawing tube during blood drawing. Compared with the prior art, the device has the beneficial effects that: a plurality of puncture points can be quickly found, blood can be directly drawn after puncture is finished, the pain of a patient is reduced, the negative pressure tube can automatically draw blood, bone marrow blood in the negative pressure tube continuously shakes, and blood coagulation is prevented.

The invention provides a blood drawing auxiliary device for pediatric nursing. The blood drawing auxiliary device for pediatric nursing comprises a supporting plate, a fixing mechanism, a pulse pressing mechanism, a binding mechanism and a disinfection mechanism, a first supporting pad and a second supporting pad are fixedly installed at the edges of the two sides of the top of the supporting plate respectively, a baffle is fixedly installed at the top of the supporting plate, a notch is formed in the side wall of the baffle, and the fixing mechanism is installed on the baffle. A pulse pressing mechanism used for binding the arm to show veins is installed on the top of the supporting plate, a binding mechanism used for fixing the wrist of the child is installed on the second supporting pad, and a disinfection mechanism is installed on the top of the baffle. The blood drawing auxiliary device for pediatric nursing has the advantages that the arm of a child can be stably fixed, the sight of the child is blocked, the attention of the child is transferred, the arm of the child is prevented from shaking, and a doctor can conveniently conduct blood drawing operation.

The invention discloses an animal blood collection device, which includes a pump body, a push rod and a blood drawing hose. The pump body is provided with a front chamber and a rear chamber. A front end of the front chamber is provided with a blood collection port. A side wall of the front chamber is provided with an external interface, which is detachably provided with a blood collection test tube. The front end of the blood drawing hose extends out of the blood collection port. The rear end of the blood drawing hose extends from the front chamber into the external interface. A pump body sealcavity is arranged at the junction of the front chamber and the rear chamber. The blood collection device is easy to reuse, which can reduce the inconvenience caused by sterilization. The combinationof the blood collection test tube and the pump body improves the convenience and cleanliness of blood collection, reduces the probability of contamination and improves the efficiency of blood collection.

The invention relates to an auxiliary chair, in particular to a pediatric blood drawing auxiliary chair. The invention provides the pediatric blood drawing auxiliary chair which can well prevent children from moving about and can perform heating operation on hands. The auxiliary chair for blood drawing in the pediatric department comprises a fixing plate, a first fixing block, a first sliding block, a first connecting shaft, a connecting frame and the like; the first fixing blocks are arranged on the upper side of the rear portion of the fixing plate in a bilateral symmetry mode, the first sliding blocks are connected to the first fixing blocks in a clamped mode, the first connecting shaft is rotationally arranged between the two first sliding blocks, and the first connecting shaft is sleeved with the connecting frame. The protective plate moves in the direction close to the front side of the back cushion, the protective plate stabilizes a child accordingly, armrests are arranged on the left side and the right side of the cushion, the child can be prevented from moving randomly, an electric heating tube is started, the electric heating tube heats the elbow of the child through the protective cushion, and blood drawing operation can be smoother.