32 results about "Dissection" patented technology

The invention discloses a three-dimensional surgical risk model reconstruction method based on brain anatomy and a functional atlas, and the method comprises the steps: S1, carrying out the image processing and fine segmentation of a brain MRI image or a DICOM sequence image of a patient, and recognizing a plurality of anatomical structures; s2, establishing a multi-dimensional risk assessment model, and performing quantitative scoring on each brain region from four dimensions of functional importance, structural vulnerability, recovery potential and clinical significance; s3, constructing a continuous three-dimensional risk field based on the risk score, and realizing the propagation of the risk value in the brain tissue based on a Gaussian diffusion model; and S4, based on an improved path planning algorithm, searching an optimal operation path in the three-dimensional risk field to realize risk minimization. The invention further discloses a corresponding system, electronic equipment and a computer readable storage medium.

The utility model discloses a movable experimental pig dissecting table which comprises a storage box, four universal wheels are rotatably connected to the bottom of the storage box, a dissecting table body is fixedly connected to the upper surface of the storage box, and the bottom of the dissecting table body is communicated with the upper surface of the storage box. Four connecting rods are fixedly connected to the upper surface of the dissecting table body. Through the arrangement of the first servo motor, the rotating disc, the rotating column, the water spraying pipe, the rotating rod, the hose and the like, an external water source is conveyed into the hose through the water pump, then conveyed into the water spraying pipe through the hose and sprayed out of the water spraying nozzles, meanwhile, the first servo motor drives the rotating disc to rotate, and the rotating disc drives the rotating column to rotate; the rotating column drives the rotating rod to shake in a fan shape, the rotating rod drives the water spraying pipe to rotate, a plurality of water spraying nozzles clean the dissecting table body, and it is avoided that a large amount of bloodstains and animal debris are left on the dissecting table body and are difficult to clean by dissecting personnel.

The invention discloses an operation table for dissecting rats and mice, and relates to the technical field of mouse dissecting tables, the operation table comprises an experiment assembly and a laparotomy assembly, and the experiment assembly comprises a working plate; the laparotomy assembly comprises a rotating frame, a deformation plate and a clamping plate; the rotating frame is rotationally connected to the working plate through a friction hinge and is used for placing a mouse; during laparotomy and mouse observation, the rotating frame can drive the whole mouse to rotate, and the wound orientation is adjusted; a clamping plate is arranged at one end, far away from the rotating frame, of the deformation plate; the deformation plate is made of a bendable iron material, and the clamping plate is used for clamping and unfolding the epidermis of a mouse; according to the device, an operator can adjust the angle and the distance between the two clamping plates at will through the deformation plate capable of being manually bent, so that the device can be perfectly attached to mice of various body types from small size to large size, the problem that the belly is not fully lifted due to too loose clamping or the chest is pressed due to too tight clamping is solved, and a stable foundation is provided for anatomy operation.

The invention discloses a method for observing external genitals of female adult Gynura without dissection, and belongs to the technical field of insect identification. The invention discloses a method for observing external genitals of female adult Gynura without dissection. The method comprises the following steps: firstly, preparing a 600-fold diluent of 40% chlorantraniliprole thiamethoxam water dispersible granules with water; immersing a living female adult Gynura into the liquid medicine for 1-3 minutes, then taking out the female adult, and standing for 0-4 hours until the external genitals of the female adult are completely exposed; then transferring the female adults with exposed external genitals into a centrifugal tube filled with absolute ethyl alcohol to be soaked for 2 minutes; and finally, taking out the imago, and observing the exposed external genitalia structure under a microscope. The method disclosed by the invention is simple and convenient to operate, an identification technology, namely genital microdissection, which can be mastered by only a few professionals is avoided, and an almost perfect female adult external genital form is obtained, so that an identification threshold is remarkably reduced.

The utility model discloses a forensic dissection work platform relates to the technical field of dissection table, it includes elevating seat, dissection table is set up in elevating seat, the top of dissection table is opened with recessed cavity, the inner wall of recessed cavity is opened with a plurality of through -opening, the inside of dissection table is opened with chamber relative to the position below recessed cavity, negative pressure component sets up in the bottom of dissection table for forming negative pressure in the chamber, thereby can reduce the diffusion of corpse smell, reduce the inhale of forensic doctor, cause the discomfort, simultaneously, the liquid produced in the dissection process of corpse also can enter into the chamber through through -opening.

The invention discloses a movable type human body dissecting and storing dual-purpose dissecting table which comprises a storage assembly. The storage assembly comprises a storage box, the inner side wall of the storage box is fixedly connected with a shell, and the inner side wall of the shell is rotationally connected with a threaded rod through a rotating shaft; through the arrangement of the plate bodies, the two plate bodies are hinged to the bottom of the top cover through the independent hinges, single-side opening is supported, an operator can select to only open the lighting plate on the corresponding side and keep the other side closed according to the anatomical direction, the plate body on the opening side forms a physical barrier, hard light in a non-operation area is effectively prevented from directly irradiating eyes of the operator, glare interference is avoided, and the safety of the operator is improved. The lamp tubes embedded in the plate body project light at a 45-degree inclination angle, the light is focused on a corpse operation area, the side lamp tubes are turned on to form a crossed light source with the first illuminating lamp set and the second illuminating lamp set in the center of the top cover, illumination dead angles are compensated from different angles, and therefore shadows generated by instruments or hands of an operator are eliminated.

The application provides an auxiliary tool for medical dissection, which comprises a knife handle, a contraction sliding groove and a through hole are formed in the knife handle, a pressing assembly, the pressing assembly comprises a pressing rod, a connecting shaft and a transmission rod, a connecting frame, the connecting frame is installed in the contraction sliding groove, a sliding shaft is fixedly arranged in the connecting frame, a knife blade, the knife blade is fixedly arranged on the connecting frame and located in the contraction sliding groove, and an elastic member, the elastic member elastically connects the knife handle and the connecting frame. The scheme finally realizes that the force of the pressing assembly pressed by a single finger is controlled, the length of the knife blade stretched from the port of the knife handle is controlled, and the dissection depth is controlled, so that the use requirement in the dissection research is met. When the pressing assembly is released, the elastic member can automatically retract the knife blade, the hiding function of the knife blade is increased, and the safety of the knife blade in storage is improved.

This invention relates to the field of anatomical fixation plates, and discloses an adaptive anatomical fixation plate suitable for small animals of various sizes. The plate includes a base, with a placement plate fixedly connected to the top of the base. The top of the placement plate has vertical and horizontal grooves. A trunk fixation mechanism is provided at the bottom of the placement plate, including a motor fixedly mounted on the bottom of the placement plate. A side plate is fixedly connected to the bottom of the placement plate. In this invention, by setting up a trunk fixation mechanism, the motor drives a lead screw to rotate and moves a movable seat horizontally. This is linked by a hinged rod, causing the two moving frames on both sides to move towards each other. Simultaneously, the height of the lifting plate is adjusted synchronously with an electric push rod and a round rod structure, allowing the fixation bar to automatically adapt to the size of the small animal's trunk in both the horizontal and vertical directions. This achieves precise clamping and stable positioning of experimental subjects of different body sizes, significantly improving the versatility and fixation efficiency of the device.

The application discloses an experimental animal spinal column specimen dissection instrument and a dissection method. The dissection instrument comprises a fixing device, a scanning device, a cutting device and a control device. The fixing device is used for fixing the experimental animal spinal column specimen. The scanning device is used for scanning the fixed experimental animal spinal column specimen and transmitting a scanning image to the control device. The cutting device cuts the experimental animal spinal column specimen according to a cutting instruction of the control device or manually. The dissection instrument of the application integrates the fixing and cutting functions, significantly improves the efficiency and precision of the experimental animal spinal column specimen dissection, reduces the error and labor intensity of manual operation, makes the dissection process more consistent and reliable, and has high flexibility and adaptability, so that the dissection instrument can meet the dissection requirements of spinal column specimens with different sizes and curved shapes, and provide more reliable dissection samples and experimental data support for the fields of spinal column disease research, spinal cord injury repair and artificial vertebral body / intervertebral disc implant research and development.

The invention relates to the technical field of three-dimensional reconstruction and intelligent analysis of medical images, and particularly discloses a thoracic surgery preoperative virtual reconstruction system, which is characterized in that voxels are used as nodes to construct a space graph structure, and a respiratory movement displacement track is introduced as a dynamic attribute; static structure features and dynamic motion features are extracted and fused, and context feature vectors rich in dissection and function information are generated; in the serialized topological constraint segmentation module, graph nodes are sorted according to topological geodesic distance and feature saliency, and hierarchical segmentation from the trunk to the tip is realized in combination with an anatomical topological constraint and sequence prediction model based on a rule base; connectivity test, fracture repair and geometric rationality verification are carried out, and a precise and error-free high-quality preoperative virtual reconstruction three-dimensional model conforming to anatomical laws is output.

1. Name of the product in this design: Anatomical Structure Storage Box. 2. Purpose of this design: This design is used for short-term storage of shrimp tissues and organs in a storage box after dissection. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: a 3D model.

This invention discloses a slide observation stage for pathological anatomy, belonging to the field of medical equipment. It includes a support component comprising a base detachably connected to the arm of a microscope, a support seat slidably mounted vertically on the base, and a support platform slidably connected horizontally to the top of the support seat. Before observing the sealed pathological slides using this observation stage, the top of the coverslip is wiped clean with alcohol. This effectively removes dust adhering to the surface of the coverslip and simultaneously sterilizes bacteria on the surface. This effectively prevents dust and bacteria from the ambient air from adhering to the surface of the coverslip during the examination process, thus avoiding obstruction of the pathological tissue beneath the coverslip during subsequent observation and facilitating the observation of the pathological slides.

The invention provides a novel method for preparing a fish otolith specimen, and belongs to the field of biological specimen preparation. Comprising the steps of specimen fixation, head skin dissection and segmentation, head muscle dissection and segmentation, head skeleton exposure and dissection, muscle dissection, dehydration, degreasing, polymer infiltration, fixation, solidification and the like. More importantly, the spatial position relation and the connection mode of the otolith, the skull, the brain, the nerve and the muscle system are displayed in situ. The otolith can be processed in a non-destructive mode, the otolith can be taken out or put back, the flexible display effect that the same specimen can display the details of the otolith and can also display overall dissection association is achieved, and the teaching and scientific research value of the specimen is greatly improved.

The subject disclosure provides systems, computer-implemented methods, and clinical workflows for meso-dissection of biological specimens and tissue slides by incorporating annotation and inter-marker registration modules within digital pathology imaging and meso-dissection (or milling) systems. Images of a reference slide a milling slide may be acquired using the same imaging system, with the annotations on the image associated with the milling slide being based on the inter-marker registration. Each image along with its respective annotations and meta-data may be associated with a project or a case and stored in an image management system. A same-marker registration may be used to map annotations from the annotated image of the milling slide to a live image of the milling slide. The milling slide may be milled based on the annotations, with milled tissue output into a contained that is labeled in association with the labeled input slides.

The utility model relates to a pathological dissecting device for animal organ tissues, which belongs to the field of pathological dissecting devices and comprises a water tank and a drainage pipe thereof, a movable groove is arranged on the water tank, a bedplate in a net structure is arranged on the movable groove, the movable groove is of a structure which is gradually narrowed towards the central part from top to bottom, and a drainage port is arranged on a bottom plate of the movable groove. A sliding table used for bearing the movable groove and a sliding rail frame used for supporting the sliding table are arranged in the water tank, and a supporting base matched with the sliding table is rotationally installed below the movable groove. According to the animal organ tissue pathological dissecting device, the whole formed by connecting the movable groove and the table plate is used for containing an object to be dissected and collecting flushing waste water generated in the dissecting process, and the movable groove is provided with the adjustable illuminating lamp and the flushing pipe, so that an operator can adjust the dissecting position and the illuminating range according to operation requirements; and the dissected part can be conveniently and rapidly washed, and the operation convenience is comprehensively improved when organ tissue pathological dissection is conducted on the animal.

The utility model relates to the technical field of experimental equipment, in particular to a fixing device for animal dissection experiments, which comprises an upper casing, a lower casing, a fixing device and a fixing device, the bottom end of the upper casing is provided with a first notch, the inner wall of the first notch is provided with external threads, and two ends of the inner wall of the upper casing are provided with second notches; the top cover is in threaded connection with the upper shell; the lower shell is inserted into the first notch, and the lower shell is in threaded connection with the bottom end of the upper shell; the lifting mechanism comprises an electric push rod and a placement plate, and the electric push rod drives the placement plate to ascend / descend in the second notch; the bushing plate is arranged at the bottom end of the upper shell; the locking assembly is adjacently arranged beside the bushing plate, the locking assembly comprises a gear and a second sliding tooth block, and the first sliding tooth block drives the second sliding tooth block to fix and lock the bushing plate through the driving gear; the fixing device overcomes the defects that in the prior art, fixing liquid in a fixing device in an animal dissection experiment is wasted, and experimental specimens are inconvenient to store and take.

The invention relates to an epicardial adipose tissue fine-grained segmentation method fusing anatomical text semantics, and belongs to the technical field of medical image processing. According to the method, heart CT image annotation is automatically converted into text description rich in anatomical semantics through an anatomical perception text prompt generator, and extra manual annotation is not needed; text and image features are integrated through a global anatomical semantic fusion module, a global anatomical context is constructed, and feature fusion is optimized by adopting a multi-head self-attention and cross attention mechanism; multi-modal contrast loss is introduced through a channel-level contrast dissection perception enhancement module, and inter-class discrimination is improved. Fine-grained segmentation of the left ventricle EAT, the right ventricle EAT and the EAT around the atrium is achieved, the segmentation result is reasonable in anatomical structure and excellent in detail expression, and the method can be widely applied to accurate diagnosis of cardiovascular diseases and has high robustness and generalization ability.

The invention relates to the technical field of medical education, in particular to an ophthalmology traditional Chinese and western medicine MR teaching and training system, and the system comprises an MR teaching platform module which is used for constructing a three-dimensional ophthalmology dissection and traditional Chinese medicine meridian fusion visual scene and supporting transparent and layered display; the traditional Chinese medicine manipulation simulation training module is used for realizing virtual operation and real-time feedback of acupuncture, massage and moxibustion through motion capture; and the assessment and evaluation module is used for carrying out quantitative evaluation on acupuncture point positioning and manipulation operation of the trainee and generating a comprehensive score through an AI algorithm. The system has the beneficial effects that the problems of abstract anatomical structure, high practical operation risk and high evaluation subjectivity in traditional ophthalmology teaching are solved, and integration visualization of traditional and western medicine knowledge and intelligence and standardization of skill training assessment are realized.

The utility model relates to the technical fields of dissection especially, a kind of medical dissection experiment table, including, supporting mechanism, including support table, two drainage parts in the support table, two suction parts in the support table, several plug-in slots are set to the inner wall of the support table, four support parts are set to the support table below, support frame is fixedly set in the support table;Support mechanism, including several supporting plates in the support table, several water holes are throughly set on the supporting plate;Still include several limiting mechanisms;The medical dissection experiment table, the angle between two fixed rings is determined by the position of operation, rotate a fixed ring and tighten first nut, fixed ring is fixed by external device;Sliding pull block and retractor block to appropriate position, when operation, scalp retractor is fixed to open scalp, and its other end rubber band is hung on bent hook screw, then by pull rod and brain pressure plate operation.

The invention relates to the technical field of medical image processing and three-dimensional visualization, and discloses a human body tomographic anatomical image three-dimensional visualization reconstruction method and system. The method comprises five steps of interlayer registration and gray normalization, multi-organ semantic segmentation based on an anatomical position attention module, surface-volume hybrid three-dimensional reconstruction, interactive virtual anatomy layer-by-layer stripping visualization and anatomical knowledge graph driving labeling, and a segmentation module sends a quality feedback signal to a registration module to form closed-loop cooperation. And a reusable digital three-dimensional anatomy resource is provided for anatomy teaching in medical colleges and universities.

The present application relates to the technical field of medical image processing and three-dimensional visualization, and discloses a human body tomographic anatomic image three-dimensional visualization reconstruction method and system, which comprises five steps of interlayer registration and gray scale normalization, multi-organ semantic segmentation based on anatomic position attention module, surface-volume hybrid three-dimensional reconstruction, interactive virtual dissection layer-by-layer peeling visualization and anatomic knowledge graph driven labeling, and a quality feedback signal is sent from a segmentation module to a registration module to form a closed-loop cooperation, thereby providing reusable digital three-dimensional anatomic resources for anatomic teaching of medical colleges.

The utility model relates to the technical field of animal dissecting experiment equipment, and discloses a dissecting table for animal experiments, which comprises a water storage tank, a hydraulic rod is fixedly connected to the top of the water storage tank, a platform is fixedly connected to the top of the hydraulic rod, a cleaning structure is arranged inside the platform, and an adjusting structure is arranged outside the platform. According to the dissecting table for the animal experiment, the cleaning structure is arranged, water and a cleaning agent are injected into the water storage tank, a motor runs to fully mix the water and the cleaning agent in the water storage tank, an animal is placed in the cleaning groove to be dissected, and after the experiment is finished, a submersible pump runs to spray out the cleaning water through a plurality of spray heads to clean the cleaning groove; sewage enters the sewage tank, the dissecting table is convenient to clean, time and labor are saved, the top of the dissecting table and the top of the platform are located on the same horizontal plane by arranging an adjusting structure and rotating the first extension plate and the second extension plate, the two rotating strips are rotated to be prevented from falling off, and large animals can be dissected conveniently.

The embodiment of the invention provides an ultrasonic imaging method and device. The ultrasonic imaging method comprises the following steps: identifying anatomical information of a target part according to a two-dimensional ultrasonic image of the target part; mapping the anatomical information to a volume ultrasound image of the target part; the anatomical information is indicated in the volumetric ultrasound image. According to the embodiment of the invention, the dissection information is indicated in the volume ultrasonic image, so that doctors can understand the volume ultrasonic image conveniently.

1. The name of the design product: animal dissection table. 2. The use of the design product: the design product animal dissection operation and research. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

The utility model relates to the technical field of animal anatomy, and discloses a small animal anatomy fixing device which comprises an anatomy plate and a fixing mechanism, the fixing mechanism comprises a fixing frame and a plurality of fixing assemblies, the fixing frame is assembled on the anatomy plate, the fixing frame is provided with sliding rods on the periphery of the anatomy plate, and the fixing assemblies are arranged on the fixing frame. The fixing assembly is arranged on the sliding rod in a sliding mode, a first locking piece is arranged on the fixing assembly, and the first locking piece is used for locking the position of the fixing assembly. According to the utility model, the problem that the pull wire and the fixed hook are difficult to adapt to different fixed point positions due to fixed point positions of the connecting column in the prior art can be solved.

The utility model provides an animal anatomy pre-treatment table which comprises a frame, at least one treatment table top is arranged on the frame, the treatment table top is rotatably installed on the frame, at least one water pool is further arranged on the frame, the water pool is located below the treatment table top, a set of bolt locks is arranged at the bottom of the treatment table top, and the bolt locks are arranged on the frame. A locking plate is arranged on the frame, at least one pin hole is formed in the locking plate, and the bolt lock can be locked with the pin hole in a matched mode. The utility model aims to provide a disposal table before animal dissection, which is simple in structure and reasonable in design, the disposal table top can be adjusted at multiple angles, a flushing pipe is additionally arranged at the upper part of a funnel-shaped water tank to form a rotational flow pipe for easily discharging sewage, and meanwhile, a back plate, a storage rack and a shower head are additionally arranged, so that the disposal table is more convenient to use.

This application discloses a real-time mediastinal anatomy recognition system and device, comprising: real-time acquisition of intraoperative endoscopic video stream, and access to an individualized three-dimensional anatomical model corresponding to the current patient and an intraoperative near-infrared fluorescence imaging device, wherein the individualized three-dimensional anatomical model is used to generate three-dimensional anatomical data, and the near-infrared fluorescence imaging device is used to generate near-infrared fluorescence imaging signals; using a pre-trained deep learning segmentation model, performing pixel-level semantic segmentation on the current frame of the endoscopic video stream to generate a contour segmentation map in real time; performing real-time registration and spatial overlay of the contour segmentation map, three-dimensional anatomical data, and near-infrared fluorescence imaging signals to generate a fused and enhanced real-world image; in the real-world image, determining in real time the spatial positional relationship between the tip of the surgical instrument and a preset danger proximity area in the mediastinal anatomical structure map; and automatically triggering a corresponding warning signal when the tip of the instrument enters any designated preset danger proximity area.

The present invention relates to an anatomy device (100) comprising an anatomy tool (110) for anatomy of biological material from an identified region of interest (ROI) within a tissue sample placed on a slide (130) wherein the device is equipped with a light source (160) for illuminating the tissue sample and an imaging module (150) comprising an image sensor (155) and an image processor (153), the image processor is registered to capture a first image of the tissue sample prior to anatomy and to register an annotation boundary (210) of the ROI onto the first image, the annotation boundary having been identified from a reference image of a respective reference sample. The imaging module is further configured to capture a second image of the tissue sample after anatomy, where the image sensor (153) is programmed using an algorithm that performs the steps of:-detecting an implemented anatomical boundary (220) based on a pixel-level comparison of the first image and the second image, thereby determining an intensity change; -comparing the detected anatomical boundary (220) with the registered annotation boundary (210), thereby determining at least one indication representative of a quality of implementation of the anatomical result; and-generating a quality report (170), said quality report comprising at least one determined indication.

This invention relates to the field of dissection equipment technology and discloses a dissection workbench for animal medical experiments that can filter waste liquid. The workbench includes a work surface and a cleaning mechanism. The work surface is sequentially provided with a dissection filtrate tank, a cleaning tank, and an instrument tank. A dissection filter screen is provided at the opening of the dissection filtrate tank. An overflow port is provided on the side of the cleaning tank near the dissection filtrate tank. The overflow port is connected to the dissection filtrate tank via a pipe. The outlet of the pipe is located inside the dissection filtrate tank near the cleaning tank. A backflow prevention height space is formed between the outlet of the pipe and the bottom wall of the dissection filtrate tank. The inner bottom wall of the dissection filtrate tank gradually decreases towards the cleaning tank. The dissection filtrate tank is provided with an outlet pipe. This invention provides a dissection workbench for animal medical experiments that can filter waste liquid, solving the problem that the wastewater tank below the filter screen of existing dissection workbenches is difficult to clean directly because it is covered by the filter screen.