46 results about "Muscle layer" patented technology

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 present invention relates to an artificial digestive tract tissue for training in endoscopic submucosal dissection (ESD) and a method for manufacturing the same. Specifically, the invention relates to an artificial digestive tract tissue configured to mimic the mucosal layer, submucosal layer, and muscle layer constituting the human digestive tract tissue in a multilayer structure, such that swelling occurs upon liquid injection and a color change occurs due to changes in salt concentration, and to a casting and curing-based hydrogel molding process for manufacturing the same. According to the present invention, the problems associated with existing animal tissue-based ESD training simulators can be resolved, repeated use is possible, and training tailored to the structural characteristics of specific organs (stomach, large intestine, small intestine, etc.) is possible.

The present invention discloses an artificial muscle collaborative mirror rehabilitation system and control method based on ultrasonic detection control. The rehabilitation system includes an ultrasonic detection group, a pneumatic muscle group, and an electric control group. The ultrasonic detection group performs high-density array ultrasonic detection on the muscles of the user's healthy limb to obtain the muscle state of the healthy limb, and analyzes the muscle state information through the electric control group to resolve the limb collaborative movement information. The pneumatic muscle group simulates the layout and attachment method of human limb skeletal muscles on the bones, and is controlled by the electric control group for collaborative drive to achieve mirror movement of the healthy limb. The present invention adopts ultrasonic detection and pneumatic muscle simulation of mirror movement, which can detect the movement pattern of the healthy limb (including movement amplitude, movement angle, movement speed and strength, etc.) at the muscle level, and collaboratively control the affected limb in real time to completely imitate the movement of the healthy limb, so that the rehabilitation equipment can assist the patient to achieve the mirror movement effect and improve the rehabilitation efficiency.

The application provides application of a Baoji oral liquid composition in preparation of a functional dyspepsia medicine, and relates to the technical field of medicines. The application is based on the Baoji oral liquid, and it is found that the Baoji oral liquid has a remarkable effect on treating functional dyspepsia, especially cisplatin-induced functional dyspepsia. Specifically, the Baoji oral liquid can rapidly restore body weight, significantly improve body weight gain, steadily promote food intake, significantly improve gastric emptying rate and intestinal propulsion rate, protect the gastric mucosa layer, reduce inflammatory cell infiltration, repair the mucosa layer and muscle layer, improve the expression of serum gastrin and motilin, and improve the expression level of IL-4 in the gastric tissue and reduce the expression level of IL-1beta. The Baoji oral liquid has remarkable efficacy when applied in preparation of a functional dyspepsia medicine.

The present invention provides a medical device for forming an opening channel or access passage between body tubular lumens. [Solution] The present invention relates to a device that uses an elongated body, a proximal holding portion, and a distal holding portion to bring the muscle layers of a first body lumen and a second body lumen into contact and to form a long-term or permanent opening or access channel between them. The medical device comprises an elongated body that forms a lumen and includes a proximal portion, a distal portion, a certain length, and a certain diameter, wherein the elongated body 310 may have an elongated tubular form (e.g., a restrained form, an unexpanded form, or a transport form) and a retracted form (e.g., an unrestrained form, an expanded form, or an unfolded form) in which the proximal portion 312 expands radially into the proximal holding portion 314 and the distal holding portion 322 expands radially into the distal holding portion 324, with a cylindrical saddle portion 328 extending between them.

A cosmetic method for treating a skin of a person is presented, the method comprises inserting one or more needles to one or more depths into the skin of the person such that at least a tip of at least one needle of the one or more needles is deployed within a muscle layer of the person's skin; applying a negative DC voltage to the one or more needles, while a skin of the person is in contact with a positive electrode to form one or more closed circuits of DC current through the person's body; and providing the DC current for a pre-selected amount of time to damage and / or ablate muscles and / or muscle nerve cells in the muscle layer; thereby providing a skin treatment comprising reducing and / or smoothing wrinkles from the person's skin.

The invention discloses a kirschner wire sleeve device for muscle layer expansion, which relates to the technical field of orthopedic surgery and comprises a kirschner wire, an expansion sleeve, a protective layer and a traction rod. The expansion sleeve is composed of a support and an expansion layer, a guide ring is arranged in the middle of the support, symmetrical connecting frames are arranged on the outer side of the guide ring, the expansion layer is sleeved outside the guide ring, and one end close to a skeleton is of an involute pipeline structure. After the Kirschner wire fixes the bone, the guide ring slides towards the bone along the Kirschner wire, the involute pipeline structure of the expansion layer enters the space between the Kirschner wire and the muscle layer, and the muscle layer is pushed away outwards to form an operation space. The protective layer can reduce direct friction between the muscle layer and the expansion layer, and the lubricant arranged in the protective layer can assist operation; the traction rod can stably control the expansion layer to be opened. The device is made of a biocompatible material and is provided with a buffer structure, the operation space can be flexibly adjusted, the operation safety, adaptability and efficiency are effectively improved, and the use pain point of a traditional kirschner wire sleeve device is solved.

The present application relates to meat processing equipment field, specifically to a kind of meat surface finishing device;It is equipped with separation tool, the separation tool is equipped with blade and the driving structure of driving the blade rotation down pressure, the blade is equipped with blade body, the edge of blade body is equipped with first cutting edge, first cutting edge is single-sided blade, single-sided blade is equipped with dull back, driving structure is equipped with in-place sensing device, when working, the back of blade is in the process of rotation down pressure with an arc trajectory approaches fat layer and gradually compresse fat layer approaches muscle layer, and subsequent compaction on muscle layer, in the process of subsequent blade relative meat transverse movement or the process of meat relative blade movement, it can be more thorough to separate fat layer from muscle layer, finishing is more clean, while also avoid valuable part is wasted;While it can realize automatic operation, improve efficiency.

The invention discloses an intrauterine intelligent regulation and control auxiliary reinforcing device, belongs to the technical field of intrauterine device fixing, and aims to solve the problems that a common intrauterine device is worn in a free mode, the risk that the intrauterine device falls off automatically is caused, and displacement is easily caused due to insufficient installation stability. A first pinching ball is pressed to enable a driving rod to push a sliding plate forwards, the sliding plate enables a first needle head to stretch out of a second sliding groove and to be inserted into a uterine cavity muscle layer in a Y shape, the two ends of a first fixing line are brought into the muscle layer during insertion, then a second pinching ball is pressed to enable the first needle head to retract, and when the first needle head retracts, the first needle head is fixed. Line knots at the two ends of the first fixing line are separated from the first needle head from the containing part and the groove and left in the muscular layer to complete fixing of the contraceptive ring, and operation is easy and convenient.

The invention relates to the technical field of biology and new medicine, discloses an experimental method for modeling a rat for treating uterine diverticulosis, and aims to overcome the defects that in the prior art, outer longitudinal muscle fibers and inner annular muscle fibers of uterus are not distinguished, only muscular layers are extensively scraped, and the difference between the degree of inflammation under serosal and the degree of inflammation between the muscular layers after clinical operation is difficult to reproduce. According to the method, 11-12-week-old SPF-grade SD female rats are selected, muscle layer fibers are recognized under the assistance of a microscope, outer 2 / 3 longitudinal muscle fibers are preferentially removed, inner 1 / 3 annular muscle fibers are reserved, lipopolysaccharide layered injection is matched, and the model is constructed in combination with standard postoperative treatment. And a reliable animal model can be provided for meverticulum pathological mechanism research and therapeutic schedule evaluation.

The application discloses a kind of simulation dinosaur three-dimensional modeling optimization method and system, method constructs rigid body skeleton system based on Lagrange dynamics;According to the muscle layer of super-elastic material of anatomical attachment point, the displacement field is calculated using position-based dynamics method;Skin layer is constructed outside, Cauchy stress is projected to grid vertex, and wrinkle and scale texture are dynamically generated according to principal strain;The grid simplification degree and physical simulation accuracy of corresponding area are dynamically adjusted by calculating perceptual importance weight;Establish the quadratic programming problem with anatomical constraint to realize motion reorientation and angular momentum distribution;And construct deformation prediction cache model to carry out online constraint correction.The application realizes the unity of high-precision biological feature restoration and high-efficiency real-time rendering.

The application provides application of a DPP-4 inhibitor in preparation of a medicine for preventing and / or treating digestive tract stenosis, and belongs to the technical field of medicines. Based on morphological performance of stenosis segment esophageal tissue outer membrane scar fibrosis, it is found that a DPP-4+ fibroblast subpopulation in stenosis segment esophageal outer membrane fibrosis hyperplasia tissue is obviously highly expressed. The DPP-4 inhibitor can prevent and treat refractory stenosis after esophageal ESD operation through anti-inflammatory and anti-fibrosis effects on stenosis segment esophageal outer layer tissue, and is a powerful supplement to the current esophageal ESD postoperative stenosis which focuses on intraluminal prevention and treatment of esophageal submucosa and part of inherent muscle layer scar fibrosis.

The application provides a Mirena ring disc buckle puncture fixing clamp and belongs to the technical field of medical devices. The clamp comprises a hollow clamp rod, one end of the hollow clamp rod is provided with an energy storage mechanism, one side of the energy storage mechanism is provided with a puncture clamp assembly, and the puncture clamp assembly is single-clamp type or double-clamp type. The puncture clamp assembly is used for clamping and taking the Mirena ring disc buckle before an operation cavity is established in the uterine fundus muscle layer, and the puncture clamp assembly is accommodated in the cavity for restraint, so that the disc buckle and the tail wire are dragged into the uterine fundus muscle layer while the operation cavity is established. After the cavity is established, the energy storage mechanism is released, the puncture clamp assembly is driven to open the cavity by the traction assembly, so that the disc buckle and the tail wire are directly embedded in the uterine fundus muscle layer. Only one step is needed to complete the disc buckle embedding operation, the operation mode is simplified, the operation time is saved, and the risk of injuring normal tissues around the operation area when the disc buckle is embedded in the uterine fundus muscle layer for the second time is avoided.

The invention relates to the cross technical field of artificial intelligence, digital twinning, biomechanics and the like, in particular to an AI Agent construction method based on motion digital twinning and deep motion data analysis, and the method comprises the following steps: collecting motion data of a user, calculating joint angles and displacements at each moment, calculating moments borne by joints, and obtaining motion data of the user; then, the activation degree and muscle force of each muscle in the model at each moment are solved by taking the minimum muscle activation quadratic sum as a target, then heel landing and tiptoe off-ground events are recognized, a feature time sequence is obtained, distance features with training set samples are calculated and embedded into a target low-dimensional space, and embedded features are obtained; and generating personalized feedback information according to the embedded features. Therefore, the problems that in the prior art, only a displacement-time sequence can be observed in a real scene, external force information is lost, and fine labeling of a muscle layer is scarce, so that driving mechanical quantity is difficult to recover, evaluation cannot be explained, and engineering landing is difficult are solved.

The utility model discloses a muscular layer and membrane layer separator for human anatomy, which belongs to the technical field of medical instruments and comprises a first knife handle and a second knife handle, the first knife handle and the second knife handle are movably connected through a hinge piece, one end of the first knife handle is integrally connected with a first blade, and the other end of the first knife handle is integrally connected with a second blade. One end of the second knife handle is integrally connected with a second knife edge, the other end of the first knife handle and the other end of the second knife handle are integrally connected with a first handle sleeve and a second handle sleeve respectively, and a protruding part is fixedly connected into the second handle sleeve. Through the combined action of the first handle sleeve, the second handle sleeve and the protruding part, the thumb, the ring finger and the ring finger of a user can be inserted into the two handle sleeves, the pair of unplaning scissors is operated through three fingers, the long-time use stability of the pair of unplaning scissors is improved, through the arrangement of a cushion block and a magnet, the closed state of the pair of unplaning scissors can be kept through the magnetic attraction effect when the pair of unplaning scissors is not used, and the pair of unplaning scissors is convenient to use. The first cutting edge and the second cutting edge are prevented from being automatically unfolded to be damaged.

A method and a system for treating skin tissue are provided. At least one heat generating element is configured to modify temperature of the skin tissue, a muscle stimulating element is configured to provide muscle stimulation to a muscle layer located below the skin tissue, a handheld applicator is configured to be placed in vicinity of the skin tissue to deliver said temperature modification from said at least one heat generating element to the skin tissue and said muscle stimulation from said muscle stimulating element to the muscle layer located below the skin tissue; and a control board configured and operable to activate the at least one heat generating element and the muscle stimulating element according to respective activation patterns; thereby providing one or more treatments to the skin tissue.

The utility model discloses a kind of non-invasive cosmetic injection equipment of multi-channel automatic distribution, including base, it is characterized by: the upper surface of the base is fixedly connected with support block, the upper surface of the support block is fixedly connected with first fixed frame, the fixed connection of the support block has button block, the upper surface of the button block is fixedly connected with threaded rod, the upper surface of the threaded rod is fixedly connected with first gasket.Various injection areas can be adapted, improve the comfort of patient, reduce complication, can ensure that drug is evenly distributed, improve treatment effect, save time, while reducing operation failure and adjustment time in treatment process, the latter can optimize the distribution of drug, so that certain medicament is injected into dermis superficial layer or and injected into muscle layer, ensure the best level distribution of drug, to realize more uniform effect, and improve the individualization and flexibility of treatment, both have stronger practicality.

This invention belongs to the field of food science and engineering technology, specifically relating to a precise stratified anti-aging oral formulation based on a three-phase, five-layer, dual-compartment system, its preparation process, and application. The formulation precisely targets the epidermis, dermis, fat layer, muscle layer, and bone layer, simultaneously addressing aging issues in the skin, muscles, and bones, achieving comprehensive anti-aging. The upper compartment features a dual-color tablet for sustained-release and long-lasting repair, while the lower compartment provides rapid replenishment with an anhydrous formula of small molecules, resulting in high retention of active ingredients and excellent absorption efficiency, balancing "immediate replenishment" and "long-lasting repair." The preparation process parameters for the compressed candy and nutrient beverage have been precisely optimized to ensure product formability and stability, with no significant loss of active ingredients, enabling industrial-scale mass production. Zebrafish experiments and human trials have verified its clear anti-aging efficacy without any adverse reactions, demonstrating high acceptance and satisfaction among test subjects, meeting the safety and efficacy requirements of functional oral foods.

The present invention discloses an anti-aging composition, which is composed of the following components by weight: 0.5 to 3 parts of Meconopsis pilosula extract; 0.0005 to 0.0025 parts of nonapeptide-1 or acetyl hexapeptide; 0.0001 to 0.0005 parts of palmitoyl hexapeptide-12; 0.005 to 0.01 parts of mulberry root extract; 0.5 to 3 parts of supramolecular schizonepeta tenuifolia extract; 0.15 to 0.5 parts of peony root bark extract; and 0.5 to 3 parts of arginine / lysine polypeptide. The novel anti-aging composition of the present invention is based on the comprehensive anti-aging solution that takes into account the epidermis, dermis, and muscle layers proposed in the early stage. It is further designed from the perspectives of epidermal barrier repair, basement membrane repair, dermal repair, and mitochondrial ROS clearance, and does not use strong active ingredients that are irritating to the skin, ensuring that the product itself will not damage the skin barrier and cause skin inflammation.

1. The name of this design product: Thread embedding needle. 2. Purpose of the product of this design: used to embed catgut into the subcutaneous tissue or muscle layer of an acupuncture point. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The present invention provides a lift cosmetic device using high intensity focused ultrasound, the lift cosmetic device comprising: a main body part having a circumference gripped by a user's hand and configured to generate rotational power when the user operates an operation button exposed on a surface; and a barrel part connected to a front side of the main body part and emitting high intensity focused ultrasound (HIFU) while moving along a corresponding path by the rotational power generated by the main body part and selectively switching an emission depth in two stages according to an operation mode, the barrel may selectively switch the depth of emission of the high intensity focused ultrasound (HIFU) such that the high intensity focused ultrasound (HIFU) may selectively reach an SMAS (superficial muscular fascia system) layer, which is a fibrous fascia layer that is part of a muscle layer, or a dermis layer.

The present invention discloses an intelligent spinal bionic model and relates to the technology of surgical simulation instruments. It includes a model base and a model case, a bionic spinal column body installed on the model base and having a development effect, and a simulated muscle layer and a simulated skin layer enclosing the bionic spinal column body. A bionic nerve body having a contact alarm mechanism is installed in the cavity inside the bionic spinal column body. [Effects] This invention creates a spinal bionic model for surgical simulation through precise design and material selection, faithfully reproducing several important processes in actual spinal surgery (X-ray development, simulation of internal human structure, simulation of the surgical water environment, nerve contact alarm, etc.). It provides physicians with a highly simulated surgical training platform, contributing to the rapid improvement of spinal endoscopic surgical skills and clinical experience.

The utility model discloses a pouch suturing practice mould for medical teaching, and relates to the technical field of suturing practice moulds, the pouch suturing practice mould for medical teaching comprises a table top, a placing groove is arranged on the table top, a mould is placed in the placing groove, and the mould comprises skin tissue and an abdominal cavity. The skin tissue is divided into a skin layer, a subcutaneous tissue layer, an abdominal wall muscle layer and a peritoneum layer from outside to inside, the peritoneum layer is fixedly connected with the abdominal cavity, an inserting assembly is arranged on the outer side wall of the skin tissue, and the mold is placed in the containing groove so that the mold can be prevented from shaking in the exercise process; the skin tissue is provided with a plurality of layers, and the layers can be detached, so that a certain layer can be exercised independently, then combined exercise is carried out, a trainee can carry out targeted training on different thickness conditions of different layers, and the follow-up combined training effect is better.

This invention relates to the field of needle-free injector technology, and in particular to an apparatus and method for needle-free injection of local anesthetics into the dermis for infiltration anesthesia. The apparatus includes a receiving space for containing the anesthetic solution; the injection pressure is 14-21 MPa. This invention allows for the design of different needle-free injectors to address the physiological differences in the dermis between men and women, ensuring precise intradermal injection of the anesthetic solution and avoiding entry into the muscle layer. Furthermore, it results in less pain during injection and a longer duration of effect from the onset and exhaustion of the local anesthetic.

FIELD: medicine.SUBSTANCE: invention relates to simulators for practicing skills of applying surgical sutures to the skin and techniques of tying surgical knots. The simulator includes a multi-layer cushion simulating human tissues, a simulation of vessels in the tissues, and has a rectangular shape with rounded edges measuring 20 by 15 cm and a height of 1.8 cm. The simulator is made of hypoallergenic polymers and contains four layers simulating human tissues - epidermis, dermis, subcutaneous fat, muscles. Vessels of various diameters, filled with a liquid imitating blood, run in the subcutaneous layer. A flap of PVC artificial leather having a skin texture, treated with liquid release wax IZHWAX SP, is placed on a platform with legs measuring 25 by 20 cm. A part in the form of a side 1.75 mm high, printed on a 3D printer, is placed on the flap. A nylon stretch mesh with a density of 110 g / m2 is stretched over the part. The stretch mesh is fixed to the platform with clamps. A part in the form of an outer side with 'ears' 17 mm high, printed on a 3D printer, is installed on the mesh. The entire structure is completely pressed against the base using clamps so that the nylon mesh remains stretched. Platinum silicone rubber of appropriate parameters is poured into a separate container. The components are mixed and coloured with a dye for epoxy resin, and after the last layer hardens, all the existing 3D-printed sides and other parts are separated. The excess stretch mesh is cut off.EFFECT: possibility of performing training of intramuscular injection, layer-by-layer dissection of the simulator layers with a scalpel down to the underlying layers and applying sutures in hard-to-reach places, in particular on the muscle layer, fascia, aponeurosis.1 cl, 1 dwg

A bionic spinal model, including: a base body; an enclosure; a bionic spinal body disposed on the base body and being radiopaque; a simulated muscle layer surrounding the bionic spinal body; and a simulated skin layer overlaying the simulated muscle layer. The bionic spinal body comprises an internal cavity and a bionic nerve body; the bionic nerve body is disposed in the internal cavity; and the bionic nerve body comprises a proximity-sensitive warning mechanism. The model successfully simulates key aspects of real spinal surgery, including X-ray imaging, internal anatomical structures, a surgical fluid environment, and neural proximity feedback, providing a realistic training platform to improve endoscopic spinal surgical skills.

The utility model discloses a suturing-free full-layer closed drainage device, which belongs to the technical field of medical drainage, and comprises a drainage device, the drainage device comprises skin, subcutaneous tissue and a muscle layer, a drainage tube is arranged above the skin and the subcutaneous tissue, and the muscle layer is arranged above the drainage tube. The skin and the subcutaneous tissue under the drainage tube are provided with holes for poking the card; the drainage tube fixing device comprises a fixing arc plate, the fixing arc plate 21 is arranged on one side of the drainage tube in an attached mode, and the bottom of the fixing arc plate is inserted into the hole of the trocar; the skin fixing device comprises a skin fixing ring, the skin fixing ring is fixedly attached to the skin and subcutaneous tissue, and the skin fixing ring is located on the outer side of the fixing arc plate; the suturing mechanism comprises a first suturing line and a second suturing line, the first suturing line penetrates through the skin, the subcutaneous tissue and the muscle layer to be in limiting connection with the fixing arc plate and the skin fixing ring, and seepage is greatly reduced.

The utility model discloses a device for executing thermal ablation in intestinal tracts, and relates to the technical field of medical instruments.The device comprises a sheathing canal, a bag body, a water injection pipe and a heating wire, the bag body is arranged on the outer wall of the sheathing canal, and a sealing end plate is arranged at the end, located on the bag body, of the sheathing canal; the sealing end plate is provided with a guide pipe connected to the outside of the capsule body and a water through hole communicated with the capsule body. The water injection pipe is arranged in the sheathing pipe in a penetrating mode and can move front and back, a liquid changing valve is arranged at the end, located on the bag body, of the water injection pipe, a needle tube penetrating through the guiding pipe is arranged at the end, away from the water injection pipe, of the liquid changing valve, a needle head is arranged on the needle tube, and the water injection pipe moves front and back so that the liquid changing valve can be switched to discharge liquid from the water through hole or the needle tube. Meanwhile, the needle head can extend out of or retract into the guide tube; and the heating wire is wound on the outer wall of the sheath tube in the bag body. The thermal ablation effect on intestinal mucosa can be achieved, protection water is injected between the mucosa layer and the muscle layer through the needle body, and damage to the muscle layer is prevented.

The utility model provides an injector support for assisting injection, which comprises a base, one end of the base is provided with a notch, the upper side of the base is provided with a supporting table, the supporting table is close to the notch, the supporting table is provided with an inclined plane, the inclined plane faces the notch, and the inclined plane is provided with an inclined plane. A long-strip-shaped guide plate is arranged along the inclined face, the two sides of the lower end of the guide plate are hinged to the inner wall of the notch, a baffle is arranged at the lower end of the guide plate, and a pinhole groove is formed in the middle of the baffle. A needle head clamping device is arranged on the side, facing the guide plate, of the baffle, and a needle body clamping device is arranged at the upper end of the guide plate. The utility model has the beneficial effects that the problem that the precision of subcutaneous injection is influenced by the fact that a needle is pricked into a muscle layer or cannot be pricked into a corium layer due to unstable hand holding of medical personnel during long-time injection is prevented.

The application discloses a laparoscopic esophagus and jejunum anastomosis training method and belongs to the technical field of laparoscopic operation training. The method is used for operation training of an isolated digestive tract specimen and comprises the following steps: obtaining an isolated esophagus specimen and an isolated jejunum specimen; using a guide support device to press and position a predetermined incision point in the center of the isolated esophagus stump and form an opening by full-layer incision; completing linear stapler anastomosis under the assistance of the guide support device, so that the common opening is located in the central region of the isolated esophagus stump; using the isolated esophagus stump as a positioning mark to close the common opening by full-layer continuous suture; and using the same suture to reinforce each operation suture in the muscle layer. The application solves the problems of poor controllability of a traditional anastomosis training opening, easy mucosal retraction, easy misplacement of an instrument, poor visual field exposure, no suture reference and great difficulty in standardization, can realize accurate positioning, high standardization, and standardized laparoscopic anastomosis training that can be reproduced, and significantly improves the training quality and effect of surgical laparoscopic skills.