552 results about "Animal body" patented technology

The current invention provides a biocompatible energy recharge system to normalize body functions for a mammal. Both stationary and circulatory scalar wave energy was produced and utilized to enable the entire body of a mammal to increase the energy potential of any cell in the body, to promote cell growth, to facilitate cell repair, and to reduce cell destruction, hence the cells, organs, systems and the entire body of a mammal become healthy, and to treat a disease or disorder. The invention is a combination of the generators of the three-dimensional bio-waves in the stationary and in the circulationary formats for empowering the cells in all parts of a mammal, and a method of using the 3D bio-waves uniformly to empower each organ of a mammal to restore and maintain the normal body health and function.

A method for predicting body mass of herd animal that comprises the steps of: collecting data from the livestock environment; detect and select the animal; determining geometric characteristics of each RGB-D depth image; and obtaining the prediction of herd animal body mass. Furthermore, the present invention relates to a system for predicting body mass of herd, comprising: at least one RGB-D capture set including at least one RGB-D imaging sensor; at least one storage module; and at least one remote monitoring module; wherein the storage module stores a set of instructions that, when executed by a processor, carries out the method for predicting body mass of herd animal.

The present invention provides a method and a system for monitoring the mobility levels of individual farm animals and accordingly determining their corresponding mobility score. The mobility score may be indicative of the health and / or welfare status of the animals. The present invention processes a 2D video recording obtained from an imaging device to detect the movement of individual animals through a space. The video recording is segmented over a set of individual frames and in each frame the individual instances of the animal appearing in the vide frame are detected. The detected instances of each animal over a number of frames are grouped together. From each detected instance of an individual animal a set of reference points are extracted. The reference points are associated with location on the animal body. The present invention determines the mobility score of each animal by monitoring the relative position between reference points in each frame and the relative position of each reference point across the set of individual frames associated with an animal.

The invention provides a semeglutide long-acting sustained release microsphere and a preparation method of the semeglutide long-acting sustained release microsphere. According to the method, the semeglutide long-acting sustained-release microspheres are prepared based on a water-in-oil-in-oil (W / O / O) phase separation method. According to the method, the problems of low drug loading capacity and high burst release of a water-in-oil-in-water (W1 / O / W2 type) multiple emulsion method are solved; meanwhile, the particle size of the long-acting and sustained-release microspheres of the semeglutide is between 10 microns and 300 microns, the particle size distribution Span value is between 0.5 and 1.5, and compared with a control drug, the long-acting and sustained-release microspheres of the semeglutide have no burst release effect and no drug release lagging stage after being administrated, have the same onset time as the control drug in an animal body, can be slowly released for one month and have a remarkable blood glucose reducing effect.

The invention relates to an assembly formed by a medical device (1) adapted to be implanted in a human or animal body and by packaging, wherein: —the medical device comprises a housing (11) that encloses a fluid reservoir (13) and a fluid outlet (12) forming a fluid connection between the reservoir and a volume outside the housing; —the packaging includes a tank (2) comprising a bottom (20), a side wall (21), an upper face opposite the bottom in a vertical direction, and an opening configured to fill the tank with a biocompatible fluid, the bottom (20) of the tank extending in a horizontal plane perpendicularly to the vertical direction; —at least one of the bottom, the side wall and the top face comprises a first holding element (201) adapted to hold the housing in the tank, the housing (11) being held in the tank (2) by said first holding element (201) such that the reservoir is located between the bottom of the tank and the fluid outlet, said fluid outlet being arranged below the opening such that the fluid outlet is immersed in the fluid when the tank is filled with the biocompatible fluid.

An occlusion system implantable in a human or animal body, including a fluidic circuit which includes an inflatable occlusive sleeve, a reservoir with variable volume filled with a fluid. The reservoir includes a fixed portion and a movable portion, an actuator mechanically coupled with the movable portion of the reservoir to linearly displace the movable portion relative to the fixed portion for adjusting the volume of the reservoir. The actuator and the reservoir are laid out in a sealed casing containing a gas. A sensor mechanically bound to the actuator and / or to the movable portion, measures a traction and / or compressive force of the movable portion of the reservoir. Also included is a device for measuring the fluid pressure in the fluidic circuit.

The present invention relates to the technical field of the development and utilization of probiotics, specifically to a Weissella confusa DY12 with probiotic activity and its application. The Weissella confusa DY12 was isolated from sheep feces. The present invention identified the probiotic effect of Weissella confusa DY12 through animal experiments. The results showed that Weissella confusa DY12 could tolerate acid and bile salts and resist the gastrointestinal internal environment; its hydrophobicity was 39.47% and its auto-aggregation was 48.12%, demonstrating that the Weissella confusa DY12 of the present invention has good intestinal adhesion ability and has the potential of probiotics. The present invention verified that Weissella confusa DY12 can effectively regulate the immune function of the animal body, improve the antioxidant capacity of the body, as well as the content of lysozyme and the activity of alkaline phosphatase, and increase the daily weight gain, ultimately improving the growth performance of animals.

The invention relates to the technical field of animal body component detection, and provides a portable animal body component analyzer, which comprises a data acquisition module, a data processing module, an analysis module, a data processing module, an analysis module and an analysis module, wherein the data acquisition module is responsible for acquiring multi-frequency bioelectrical impedance data and near infrared spectrum data of domesticated pets; the data processing module is used for carrying out noise filtering, dynamic baseline correction and normalization processing on the collected original data; the algorithm analysis module uses a variety inference and dynamic correction method to correct data errors, extracts body fat distribution, tissue metabolism and body fluid distribution characteristics through a multi-modal data fusion method, and calculates growth and development health scores through an integrated learning supervision model; the database management module stores individual information, appearance characteristics, measurement data and analysis results, and supports data query and backtracking; the user interface is used for inputting animal information and hair states and displaying analysis results, variety similarity, body composition change trends and health scores.

The invention relates to a method for constructing a myocardial ischemia reperfusion injury model, which comprises the following steps of: inserting a vascular occlusion body into a blood vessel of a target mouse, sending the vascular occlusion body to a coronary artery position where vascular occlusion is to be formed, and blocking the coronary artery position where vascular occlusion is to be formed by adopting the vascular occlusion body, the vascular occlusion body is partially or completely made of biodegradable materials, and myocardial ischemia reperfusion injury is simulated through degradation and penetration of the vascular occlusion body in a target mouse body. The vascular occlusion body is prepared from the biodegradable material, the biodegradable material can be automatically degraded in an animal body, myocardial ischemia reperfusion can be simulated without additional operation, and myocardial ischemia reperfusion can be simulated by setting different thicknesses of the degradable part of the vascular occlusion body. The coronary artery ischemia reperfusion time is accurately controlled, and the controllability of the reperfusion time is improved, so that the disease progress of myocardial ischemia / acute myocardial infarction of a human body and reperfusion injury are accurately simulated.

The invention relates to the technical field of nuclide probes, and discloses a targeted PARP nuclide probe and a preparation method and application thereof, and the targeted PARP nuclide probe comprises a radionuclide labeled compound as shown in formula I; the targeted PARP nuclide probe provided by the invention can be used as a diagnosis and treatment reagent to be applied to tumors with high PARP protein expression in human or animal bodies, and is especially suitable for tumor imaging and radionuclide treatment; animal experiments show that the nuclide probe has a high tumor / muscle uptake ratio and shows good application potential. Formula I.

The present invention belongs to the technical field of antiviral microecological preparations for livestock and poultry, and specifically relates to Bacillus amyloliquefaciens H-6 and its application in the preparation of a medicament for treating or preventing porcine reproductive and respiratory syndrome virus (PRRSV) infection. The preservation number of the said Bacillus amyloliquefaciens is CCTCC NO: M 20242740. This strain can reduce the infection activity of PRRSV cells, inhibit the invasion and infection of PRRSV to cells, and reduce the proliferation of the virus on cells. The anti-infection research at the cell level and the animal body level shows that this strain has a significant anti-PRRSV effect both in vivo and in vitro, can reduce the proliferation of the virus in pigs, reduce the damage of PRRSV infection to lung tissues and organs, effectively control the adverse effects caused by PRRSV infection to the body, and can weaken the clinical symptoms of pigs during PRRSV infection, and can be used for preventing and controlling the occurrence of porcine reproductive and respiratory syndrome.

The invention relates to pamoate drug sustained release microspheres and a preparation method thereof. According to the sustained-release microsphere preparation for injection prepared by the preparation method disclosed by the invention, the particle size distribution of the microspheres is relatively narrow, and the release time of active pharmaceutical ingredients can last for about three months to four months. Besides, the microsphere preparation prepared by the invention can maintain stable blood concentration in an animal body, has no large fluctuation of the blood concentration within 3-4 months, and better avoids the occurrence of toxic and side effects.

The invention relates to the technical field of veterinary epidemic disease detection, and discloses a veterinary epidemic disease remote monitoring and intelligent diagnosis system, which comprises a multi-mode biosensor array including an implantable miniature biochip, a wearable flexible physiological monitoring patch and an environment sensing sensor cluster, the implantable miniature biochip is used for being implanted into a key tissue organ area in an animal body and collecting microscopic physiological data such as cellular metabolism signals and local immune reaction marker concentration in real time, and the wearable flexible physiological monitoring patch is used for being attached to the body surface of the animal. By means of the multi-mode biosensor array and the edge intelligent preprocessing unit, animal physiology and environment data are accurately monitored in real time. The multi-modal biosensor array covers the implantable miniature biochip, the wearable flexible physiological monitoring patch and the environment sensing sensor cluster, and can comprehensively collect in-vivo microscopic physiological data, body surface macroscopic physiological parameters and feeding environment information of animals.

The invention belongs to the technical field of image data processing, and discloses a livestock veterinary animal body temperature intelligent detection method based on temperature measurement, and the method comprises the steps that a data collection module collects livestock data; marking the data; the infrared thermal image acquisition module is used for acquiring infrared thermal images of livestock; the intelligent ear tag collects the temperature in the animal body; the image acquisition module acquires high-definition images of animals in real time; the infrared thermal image analysis module identifies abnormal conditions; the behavior analysis module is used for discovering abnormal conditions; the comprehensive analysis module performs comprehensive analysis and predicts potential risks; when an abnormal condition exists, the alarm module gives an alarm. According to the invention, through dual temperature acquisition of the infrared thermal image acquisition module and the intelligent ear tag, cooperative monitoring of body surface temperature and in-vivo temperature is realized; the temperature data accuracy is improved; a comprehensive individual file is constructed, and rich reference basis is provided for health monitoring; and the comprehensive analysis module fuses the multi-dimensional information, identifies abnormal conditions and predicts potential risks.

The present invention relates to a pamoate drug sustained-release microsphere and a preparation method therefor. A sustained-release microsphere formulation for injection prepared according to the preparation method of the present invention has a relatively narrow microsphere particle size distribution, and the release time of active pharmaceutical ingredients of a drug can last for about three to four months. In addition, the microsphere formulation prepared by the present invention can maintain stable plasma concentration in an animal body, and has no relatively large plasma concentration fluctuation within three to four months, thereby better avoiding the occurrence of toxic and side effects.

The present invention relates to means and methods comprising a bacterial heme peroxidase and / or a functional fragment thereof for medical and non-medical use in preventing and / or controlling a pathogen on food, plants, or in or on the human or animal body. The present invention thus relates to novel medical and non-medical uses of a bacterial heme peroxidase and / or a functional fragment thereof for preventing and / or controlling a pathogen on food, plants, or on the human or animal body. Furthermore, the present invention relates to corresponding methods comprising a bacterial heme peroxidase and / or a functional fragment thereof for preventing and / or controlling a pathogen on food, plants or on or in the human or animal body comprising applying a sufficient amount of the bacterial heme peroxidase and / or a functional fragment thereof on said food, plants, or on mucosae, skin, in particular epidermal skin like scalp or facial skin and / or teeth to reduce the number of cells of said pathogen. In addition, the invention relates to specific heme peroxidases that have been identified to have desired properties. The invention also relates to fragments of or small heme peroxidases that have particularly advantageous properties. Moreover, the present invention further relates to corresponding compositions comprising a bacterial heme peroxidase and / or a functional fragment thereof for preventing and / or controlling a pathogen on food, plants, or in or on the human or animal body. Kits comprising components used in the methods and compositions of the invention are also provided herein. Furthermore, provided is the use of a bacterial heme peroxidase and / or of a functional fragment thereof for the preparation of the compositions of the present invention. The present invention finally also relates to a method for producing a bacterial heme peroxidase protein and / or a functional fragment thereof in an engineered Bacillus subtilis strain. The inventive use of the bacterial heme peroxidase of the present invention and / or a functional fragment thereof for preventing and / or controlling a pathogen is, without being limiting, particularly useful in ecologically compatible commercial plant / crop protection campaigns as well as in daily personal care products such as toothpaste for example.

The present disclosure relates to an animal garment designed to provide enhanced comfort, protection, and functionality. The garment comprises an exterior surface formed of a water-resistant material, an interior lining providing thermal insulation, and a fastening device for secure attachment. It includes adjustable fit mechanisms to accommodate various animal body types and may feature an illumination portion configured to receive an illumination device for enhanced visibility. The garment may also include light-reflective elements, elastic components for improved conformity, and reinforced stitching for durability. A selectively attachable collar portion is designed to prevent heat loss and enhance comfort. Additional features include pockets for storage and a flap to prevent direct contact between fastening devices and the animal's fur. The garment is constructed from washable and reusable materials while maintaining water-resistant and thermal properties. This innovation enhances pet safety, comfort, and usability in various environmental conditions.

The invention provides a Marburg virus detection standard substance as well as a preparation system and application thereof, and belongs to the technical field of biological detection. The armored RNA standard substance containing the Marburg virus NP gene segment, provided by the invention, contains the NP gene segment, can be used for nucleic acid detection of the Marburg virus taking the NP gene as a target spot, and is used for quality control of detection methods and reagents such as common PCR (Polymerase Chain Reaction), fluorescent quantitative PCR, digital PCR, LAMP (Loop-Mediated Isothermal Amplification) and the like. The armored RNA standard substance provided by the invention has the advantages of high purity, no plasmid DNA residue and good quality control performance. The armored RNA virus-like particle simulates the structure of a natural virus, and can participate in links such as nucleic acid extraction and amplification as an animal body or human body blood sample containing Marburg virus, so that the whole-course quality control of the whole detection process is realized, and the authenticity and reliability of the detection result are ensured.

The invention relates to an accessory for implanting a medical device in a human or animal body, said medical device comprising an occlusion collar (1) adapted to surround and to seal an anatomical duct of said human or animal body, a fluid reservoir (2) and a tube (3) connecting the reservoir to the occlusion collar, said accessory comprising: —a plug (100; 100′) adapted to seal an end of the tube; and —a collar (200) adapted to surround the tube, the plug (100) and the collar (200) having respective connection portions (103, 104; 203, 204) adapted to engage so as to fix the collar (200) and the plug (100) together so as to hermetically seal said end of the tube (3).

The invention discloses a dynamically adjustable animal surgery experiment operation table, belongs to the technical field of animal experiment instruments, and aims at solving the problems that the position adjusting range of a fixing shaft of an existing operation table is limited, and tension control of a traction line depends on artificial experience. According to the technical scheme, fixing shaft sliding grooves are formed in the left side and the right side of a platen, and sliding holes are formed in the bottoms of the grooves for fixing shafts to slide; a translation fixing button is arranged at the bottom of the fixing shaft and is locked and fixed after sliding in place; the top of the fixed shaft is coaxially provided with a traction line length adjusting shaft, and the traction line length adjusting shaft is driven by a take-up button to rotate so as to take up and pay off the wound traction line; the tail end of the traction line binds and locks an animal body through a line locking device and a guide wheel; the side wall of the fixed shaft is provided with a height adjusting button to drive the fixed shaft to stretch. The operating platform realizes multi-dimensional accurate adjustment of animal body positions and stable control of traction tension, and is mainly used for safely and efficiently fixing the body positions of experimental animals in animal surgery experiments.

The invention belongs to the technical field of B-mode ultrasound diagnosis, and particularly relates to an animal body fat detection method and an animal body fat detection model generation method and device.The detection method comprises the steps that animal body fat B-mode ultrasound images are collected, and data preprocessing is conducted; the B ultrasonic image is converted into an image of a CT / MRI style; according to the converted CT / MRI style image, scanning lines with clear boundary lines of a fat layer and a muscle layer are obtained; calculating the pixel number of the upper and lower edges of the fat layer; and the actual fat thickness is calculated according to the conversion ratio of the detection device. The generation method of the detection model comprises the steps of data preparation, model building, model training and model deployment. According to the method, the B-mode ultrasound image is converted into the CT or MRI image through the cyclic generative adversarial network technology, speckle noise and artifacts in the B-mode ultrasound image are effectively removed, the boundary definition of a fat layer and a muscle layer is remarkably improved, and the fat thickness measurement error is greatly reduced.

The invention discloses a method for extracting and preparing an oligosaccharide extract from codonopsis pilosula and application of the oligosaccharide extract in prevention and treatment of neurodegenerative disease Alzheimer's disease, and belongs to the technical field of traditional Chinese medicine pharmacy. According to the present invention, the oligosaccharide extract is enriched and prepared from Codonopsis pilosala (Franch.) Nanf., wherein the Codonopsis pilosala (Franch.) Nanf. Is a plant of the family of Platycodon grandiflorum, and the activity test of the oligosaccharide extract on the improvement of cognitive dysfunction in the animal body is performed; results show that in a mouse cognitive function impairment model caused by sleep deprivation, the high-dose codonopsis pilosula oligosaccharide has a prominent effect on improving the learning and memory ability of a Morris water maze and a neuroprotective effect, the efficacy of the codonopsis pilosula oligosaccharide is equivalent to that of a positive control drug manntranet, and no obvious toxic or side effect is found. The codonopsis pilosula oligosaccharide is expected to be further developed into functional food, health care products and / or medicines with the effect of preventing and / or improving cognitive impairment.

The present invention provides a laser system for treating calculi in a human or animal body, comprising: a diode-pumped laser configured to emit radiation in a wavelength range between 1.81 and 2.2 microns; and a driver configured to provide modulated current to the diode-pumped laser and coupled to a controller configured to output a control signal such that the diode-pumped laser emits a sequence of laser pulses, a shape of each laser pulse is formed with: a first sub-pulse and a second sub-pulse spaced temporarily from one another; an energy of the first sub-pulse varying in a range of 0.02 to 0.15 J; a peak power of the first sub-pulse varying in a range of 50 to 500 W; an interval between the first sub-pulse and the second sub-pulse varying in a range of 50 to 900 µs; an energy of the second sub-pulse exceeding the energy of the first sub-pulse and varying in a range of 0.1 to 10 J; a peak power of the second sub-pulse exceeding the peak power of the first sub-pulse and varying in a range of 300 to 20000 W.

The invention relates to a composite microbial inoculant and an evaluation method for the antibacterial effect thereof. The method optimizes the in-vitro culture mode of the microbial agent compounded by aerobic bacteria and anaerobic bacteria by simulating the intestinal environment of probiotics in an animal body, and adopts a facultative anaerobic culture method for the microbial compound agent, namely, the outer layer of a sealing film of a triangular flask is wrapped with four layers of preservative films, and the neck of the triangular flask is tightened by a rubber band. The facultative anaerobic environment of aerobic bacillus and facultative anaerobic enterococcus faecalis is considered in the microbial composite inoculant, in the subsequent oxford cup bacteriostasis evaluation experiment, the experiment result with the accurate bacteriostasis effect and good parallelism can be obtained, and the action effect of bacillus and enterococcus faecalis composite bacteria can be efficiently and scientifically evaluated.

Design Use: The purpose of the graphical user interface shown in the design is the display of medical information. 3.1) Front view of the graphical user interface. Disclaimer: The regularly spaced dashed lines indicate portions of the graphical user interface that do not form part of the design sought to be registered. All depictions of the human or animal body, including hatching, do not form part of the design sought to be registered. Design Substance: The design substance is the content of the graphical user interface.

A fully automatic animal body washing machine, belonging to the field of animal care, includes a main body and a door, with opposing inner cavities connected by a rotating shaft. The body cavity communicates with the outside at the animal's neck, and the lower part of the body cavity connects to the leg cavity where the four legs are located. Multiple rotating or swinging bathing heads are evenly arranged inside the main body and door, each equipped with a spray hole and a bathing brush. The spray holes are connected to an instant electric water heater and a cleaning agent supply device. Some of the bathing heads are equipped with sensors to detect the animal's size and weight. The washing machine is equipped with a controller and its touch screen display. This invention can reduce parasites and diseases caused by unhygienic animals, reduce the troubles or confusion of raising animals, and ensure the economy, safety, happiness, or emotional support of feeding animals.

A computer-implemented method is provided for delineating one or more parts of a body within a diffusion weighted MRI 3D patient image of a human or animal body. The method includes: providing the diffusion weighted MRI 3D patient image of the human or animal body, the patient image being formed of plural slices stacked along a direction of the body; analysing the patient image to identify different contiguous anatomical regions of the body, the regions being distributed along said direction such that each slice of the patient image is allocated to a respective region; providing an atlas of diffusion weighted MRI 3D ground truth images of plural other corresponding bodies containing the regions, each ground truth image being formed of plural slices stacked along a corresponding direction of the respective body, the different regions of the body being pre-identified for each ground truth image such that each slice of that ground truth image is allocated to a respective region, and one or more parts of the body of each ground truth image being pre-delineated; registering each ground truth image to the patient image by: translating and stretching each ground truth image in its corresponding direction to align the identified regions of that ground truth image with the corresponding identified regions of the patient image; identifying a transformation of each registered ground truth image that matches the pre-delineated parts of the body of that registered ground truth image to the corresponding parts of the body of the patient image by minimising a cost function; and segmenting the patient image by obtaining a probability image for the corresponding parts of the body of the patient image, wherein the probability image combines the pre-delineated parts of the bodies of the ground truth images transformed according to their respective non-linear deformable transformations and weighted according to their respective cost-functions.

A leak detecting apparatus (1) for detecting a leak and determining the size of the leak in a suture repaired site (5) of a hollow organ (3), for example, a stomach, in a cavity (7), for example, the peritoneal cavity of a subject comprises a first insufflator (12) for insufflating the hollow organ (3) with a first gas, and a second insufflator (14) for insufflating the cavity (7) with a second gas. A gas detector (18) is provided for detecting the concentration of the first gas in gases exhausted from the cavity (7) through a communicating conduit (35). A flow meter (25) monitors the flow rate of the first gas to the hollow organ (3). First and second pressure sensors (15) and (16) monitor the static pressure of the first and second gases in the hollow organ (3) and the cavity (7), respectively. The apparatus (1) is operable in a first mode and a second mode. In both the first and second modes of operation a microprocessor (50) controls the second insufflator (14) for maintaining the pressure in the cavity (7) at a relatively low predefined pressure, and the first insufflator (12) for maintaining a constant predefined pressure differential between the pressures in the hollow organ (3) and the cavity (7) of approximately 7 mmHg. In the first mode the microprocessor (50) determines the size of the leak as a function of the pressure differential and the concentration of the first gas in the exhaust gases. In the second mode of operation the microprocessor (50) determines the size of the leak as a function of the pressure differential and the flow rate of the first gas to the hollow organ (3) with the hollow organ (3) sealed apart from the sutured site (5).

The utility model provides a deformable personification animal modeling pillowcase supported by multiple postures, which comprises two detachable combined pillowcases, one is an H-shaped main body component in personification animal body modeling, and the other is a head modeling component. The main body assembly is in a double-layer tubular H shape, is in an I shape with the upper width and the lower width close to each other when being transversely placed, and is of a four-wing structure with the four-limb feeling. The head modeling assembly and the main body assembly are modularly combined through a belt-shaped textile connecting device. According to the utility model, various anthropomorphic animal shapes are designed, so that the decoration, interestingness and interactivity are improved; through different combination and fixing modes, the multifunctional chair can be used as a sleeping pillow, and is also suitable for sofa leisure, schools, office desks and chairs and other scenes; due to the modular design, all the components can be independently detached and cleaned, and cleanliness and sanitation of the components are easy to maintain.

The utility model discloses a blood sampling fixing device for animal diagnosis and treatment, which belongs to the technical field of animal diagnosis and treatment equipment and comprises a workbench, an electric push rod and four groups of limiting rods are fixedly mounted at the bottom of the workbench, a connecting plate is fixedly mounted at the bottom of the electric push rod, and the connecting plate is slidably mounted on the outer sides of the four groups of limiting rods. Four fixing assemblies are arranged at the top of the connecting plate, each fixing assembly comprises a fixing rod, two inclined blocks and two connecting blocks, wedge blocks are fixedly installed at the tops of the fixing rods, the two inclined blocks are slidably installed on the two sides of the wedge blocks, moving blocks are fixedly installed at the tops of the two inclined blocks, and the four fixing rods synchronously ascend and descend. The moving heights of the four wedge-shaped blocks are guaranteed to be consistent, balance can be kept when the four limbs of the animal are fixed, the situation that the animal body inclines or twists due to the fact that the fixing heights of different parts are inconsistent is avoided, and therefore the discomfort and the possible injury risk of the animal are reduced, and the animal is prevented from struggling off or shaking when fixed; and smooth blood sampling diagnosis and treatment operation is ensured.