The advanced infant tracheotomy care model is a simulation device specifically designed to train clinical medical staff in infant tracheotomy care techniques, and its operation process must be strictly standardized.

First of all, the operator needs to wash their hands and wear sterile gloves, and prepare relevant items such as suction tubes, oxygen devices, and nursing kits.

Secondly, place the model baby in a supine or semi-recumbent position, keep the airway unobstructed, and check the condition of the tracheal incision site. Then, clean and disinfect the skin around the incision, change the dressing using aseptic operation, and observe for any signs of bleeding, secretions or infection.

During the nursing process, artificial airway fixation is also required to ensure the stability of the cannula position. Airway humidification and sputum aspiration operations should be carried out as needed. It should be noted that the sputum aspiration time should not be too long to avoid hypoxia.

After completion, the baby's breathing, skin color and vital signs need to be re-evaluated to confirm that the care effect is good. After the operation is completed, properly handle the items used and record the nursing situation. Through the training of this model, learners can repeatedly practice in a risk-free environment, master the standard procedures and key points of infant tracheotomy care, and lay a solid foundation for clinical safe operation.

The operation norms of the large ear anatomical model are mainly used in otolaryngology teaching, clinical training and related anatomical research. This model is designed based on the simulation of the structures of the human outer ear, middle ear and part of the inner ear, usually including key parts such as the auricle, external auditory canal, tympanic membrane, ossicles of the middle ear and eustachian tube. To ensure the accuracy of teaching and the standardization of operation, the following steps and requirements must be followed during the usage process.

First of all, before operation, the integrity of the model should be carefully inspected to ensure that all structures are clear and the detachable parts are stable. Operators must wear gloves to prevent oil stains or sweat from damaging the surface of the model. During the teaching process, one can start by demonstrating from the external ear, successively explaining the shape and function of the auricle. Then, by disassembling and assembling, the anatomical positions of the external auditory canal and the eardrum can be shown. Finally, the middle ear cavity, the ossicular chain and their conduction functions can be gradually explained. If the model is equipped with transparent or magnifying components, teachers and students should be guided to observe from different angles in order to understand the spatial relationship.

Secondly, when operating, excessive force should be avoided to prevent damage to the fine structures, especially the ossicles or the simulated part of the eardrum. After each use, the model needs to be restored to its original position to ensure that all parts are correctly installed. Finally, wipe it with a clean soft cloth. If necessary, maintain it with a neutral detergent. Avoid direct sunlight or storage in high-temperature environments.

Through standardized operation, the large ear anatomical model can not only help learners comprehensively master the knowledge of ear anatomy, but also visually display the relevant changes in pathological teaching, improving the effectiveness of clinical teaching and scientific research training.

The simple full-body cardiopulmonary resuscitation (CPR) manikin is a basic first aid training device, mainly used for teaching and training the basic operation skills of cardiopulmonary resuscitation (CPR). This model is designed in proportion to the entire human body, covering parts such as the head, chest and limbs, and can visually present the key operation links in first aid.

Its structural design is simple and the key points of operation are prominent, making it suitable for use in nursing colleges, Red Cross societies and primary medical units for popular training. When in use, trainees can practice core steps such as consciousness judgment, airway opening, artificial respiration and external chest compression on the model. The chest area has an elastic feedback function, which can truly reflect the depth and force of compression, helping trainees master the key points of effective compression.

Some simple models also have a ventilation observation function, which can determine whether artificial respiration is successful by the rise and fall of the chest cavity. Due to its lightweight design, portability and ease of maintenance, the simple full-body cardiopulmonary resuscitation simulation manikin is particularly suitable for large-scale emergency training and public education. Although its functions are not as comprehensive as those of advanced simulation manikins, it is intuitive to operate and has a moderate cost, which can meet the needs of basic teaching and assessment, laying a solid foundation for trainees to establish standardized first aid awareness and skills.

The four-function acupoint model for the head is a specialized model for traditional Chinese acupuncture teaching that integrates teaching, training and practice. It is mainly used to demonstrate and train various operation functions of acupoints on the head, such as positioning, needling, pressing and electroacupuncture. The model is designed based on the anatomical proportions of a real person's head. Its surface accurately marks the commonly used meridian directions and acupoint locations of the head, such as Baihui, Taiyang, and Yintang, providing learners with intuitive and clear references. Through this model, beginners can become familiar with the distribution patterns of acupoints in an intuitive environment and deepen their memory and understanding in practice.

During the simulation exercise, learners can conduct diverse operation training with the help of this model. For example, use the needling function to familiarize oneself with the depth and Angle of needle insertion; Master the force of massage or tapping through the pressing function. Experience the modern application of acupoint stimulation in combination with the function of electroacupuncture; The durable design featuring needle pull-out and repetitive operations ensures long-term teaching needs. Compared with traditional picture books, this model not only provides clear visual positioning but also creates hands-on operation opportunities for learners, significantly enhancing the training effect.

The promotion of the four-function acupoint model for the head can effectively enhance the scientificity and standardization of acupuncture teaching, help students and practitioners accumulate experience in a risk-free environment, and thus lay a solid foundation for clinical practice.

The arm venipuncture training model is an important teaching tool for nursing and medical training. Its operation norms are directly related to the accuracy and safety of trainees' skill mastery.

Before operation, it is necessary to first check the integrity of the model to ensure that the skin, venous ducts and circulatory system are in a normal state, and prepare items such as syringes, tourniquets, sterilized cotton balls and simulated blood. When performing the operation, first explain the purpose of the operation to the "patient", then tie the tourniquet around the upper arm and select an appropriate venipuncture point. After routine skin disinfection, the needle is inserted at an appropriate Angle with the inclined side facing upwards into the model venous pipeline. Once blood is returned, the tourniquet is released and fixed.

After the operation is completed, it is necessary to simulate the steps of needle removal, pressure to stop bleeding, and application, while maintaining the aseptic principle and standard procedure of the operation process. After use, the equipment should be cleaned up in time, the simulated blood drained, and the surface of the model wiped and maintained to extend its service life. This training model not only helps trainees repeatedly practice venipuncture skills, but also cultivates their comprehensive abilities of standardized operation, effective communication and attention to patient safety in clinical practice.

The surgical knotting skills training model is a simulation teaching aid specifically designed for the training of basic surgical operations, aiming to help learners master the basic methods of suturing and knotting as well as hand coordination. This model is usually made of flexible simulation materials and can simulate the texture of skin, blood vessels or tissues. Some designs are equipped with incisions or fixed structures to enable learners to practice in different scenarios.

The usage method is generally divided into the following steps: First, the learner needs to select the appropriate suture thread and needle holder according to the training requirements and determine the practice area on the model. Subsequently, needle threading, thread pulling and knotting were carried out in accordance with the surgical operation norms. Common training contents include one-handed knots, two-handed knots and machine knots, etc. Through repeated practice, learners can master the coordination of movements and the stability of line knots.

During the training process, special attention should be paid to the force and direction when tying knots to ensure that the knots are tight and do not damage the "tissue". Some models can also be sutured and untied multiple times, facilitating repeated operation and error correction, and enabling learners to gradually form muscle memory.

Through the repeated use of the surgical knotting skills training model, learners can establish standardized operation habits in a risk-free environment, laying a solid foundation for practical application in future clinical surgeries. This not only enhances the surgical skills but also has positive significance in ensuring patient safety.

The advanced neonatal cardiopulmonary resuscitation simulation manikin is a highly realistic teaching device specially designed for neonatal first aid training, and is widely used in medical colleges and universities, clinical departments and nursing training institutions. This simulation manikin is strictly designed in accordance with the anatomical and physiological characteristics of newborns. Its body shape, proportion and skin texture are extremely realistic. It can reproduce the physiological states such as the airways, breathing, circulation and reactions of newborns, providing trainees with an operation experience close to reality.

In terms of functionality, the advanced neonatal cardiopulmonary resuscitation (CPR) manikin can perform multiple trainings such as airway management, artificial respiration, external chest compression, and drug administration. Trainees can perform the operation by using a laryngoscope, tracheal intubation or a breathing capsule mask. The simulation maniac will display the operation effect through sound, chest rise and fall, and feedback of cyclic parameters. In addition, the simulation maniacs can be set up with different disease scenarios, such as apnea, cardiac arrest, and asphyxia, allowing trainees to repeatedly train in situations close to clinical Settings, thereby enhancing their emergency response and clinical thinking abilities.

The teaching value of this simulation manikins lies not only in technical training but also in teamwork and comprehensive rescue drills. Through the simulation of the entire process of cardiopulmonary resuscitation, medical staff can master the neonatal resuscitation process proficiently, optimize rescue steps, and reduce clinical operation risks. Its high degree of simulation and multi-functionality make it an indispensable important tool in neonatal first aid training, providing a solid support for improving the success rate of neonatal rescue and ensuring medical safety.

The significance of the pelvic model lies in presenting the anatomical structure and functional characteristics of the pelvis in an intuitive and three-dimensional way, providing important teaching and training support for fields such as medicine, nursing, rehabilitation and sports. Models are usually made to real scale, clearly showing the morphology and interconnection of the ilium, ischial bone, pubic bone and sacrococcygeal bone, and marking the pelvic entrance, outlet and attachment points of related ligaments, which is convenient for understanding the load-bearing and force transmission effect of the bony structure on the spine and lower limbs.

In clinical teaching, pelvic models can assist in explaining knowledge such as the mechanism of childbirth, birth canal measurement, pelvic fractures, and hip joint stability, helping students and patients vividly understand complex spatial anatomy. In rehabilitation training and sports guidance, it can be used to assess pelvic posture and force line, and prevent sports injuries.

Some highly realistic pelvic models, in combination with soft tissue components, can also be used for skills training such as obstetric operations, catheterization, and puncture. Its characteristics of being reusable, easy to disinfect and free of ethical risks make it have unique value in the substitution of anatomical experiments, patient communication and the demonstration of surgical plans.

Full pelvis: High and narrow

Pelvic cavity shape: resembling a funnel

Upper pelvic opening: approximately heart-shaped

Sacrum: Relatively narrow and has a greater degree of curvature

The Angle of the pubic arch: 70-75 degrees

Pubic symphysis: narrow and long

The pediatric bone puncture model is of great significance in clinical teaching and skills training. This model highly simulates the bone structure of children, especially common puncture sites such as the ilium, femur and tibia, helping medical staff master the correct operation method of bone puncture techniques.

Children's bones are softer and have more complex anatomical structures than those of adults, making clinical operations more difficult. A slight mistake may lead to complications such as fractures, bleeding or infections. Through the pediatric bone puncture model, trainees can repeatedly practice the positioning of the puncture needle, Angle control and puncture depth in a risk-free environment, familiarize themselves with the puncture steps and precautions, and improve the accuracy and confidence of the operation. Some advanced models are also equipped with haptic feedback and puncture success indication systems, which can evaluate the operation effect in real time and provide guidance, promoting the rapid improvement of skills. This model is not only applicable to the training of medical staff in pediatrics, hematology and emergency departments, but also provides support for the standardization of diagnosis and treatment operations such as bone marrow puncture and bone marrow biopsy. Systematic training helps to reduce the failure rate and complication rate of clinical puncture, ensure the safety of children, and improve the diagnosis and treatment level of bone puncture-related diseases.

The central venous puncture and intubation model is a medical teaching device used to train the operation of central venous catheterization. It is made in the proportion of a real person's neck and chest, accurately reproducing the anatomical positions and surface marks of commonly used puncture sites such as the internal jugular vein and subclavian vein. The model usually adopts highly realistic skin materials and internal puncture vascular pipelines, and has the function of drawing back simulated blood, enabling trainees to obtain feedback close to clinical reality during operation.

Functional features

The anatomical structure is precise, about the size of a real person, and has obvious surface landmarks, including: the supraclavicular notch, the sternocleidomastoid muscle, the clavicle, and the right rib.

2. Realistic vascular structures, mainly including: internal jugular vein and subclavian vein, etc.

3. Deep vein intubation: subclavian vein puncture, internal jugular vein puncture and elbow crease vein puncture.

4. Intubation practice of the Swan-Ganz catheter can be performed.

5. The skin and veins can be replaced, and there will be a distinct sense of emptiness when inserting the needle.

Through this model, learners can repeatedly practice steps such as needle insertion, guide wire placement, dilation and catheter fixation, and become familiar with aseptic operation procedures as well as the correct needle insertion Angle and depth. Its advantages lie in  safe operation and repeatable training , avoiding the risk of directly practicing on patients, while helping trainees build their sense of touch and spatial positioning ability.

This model is widely applied in intensive care medicine, anesthesiology, surgery and nursing training, and is suitable for the skill improvement of doctors, nurses and medical students. It is an important training platform for effectively connecting theoretical knowledge with clinical practice.

The Advanced Midwifery Training model is a professional training device integrating anatomical simulation and intelligent feedback, specially designed for midwives and obstetric and gynecological medical staff.  It is used to simulate multiple skills training such as prenatal check-ups, delivery processes, and postpartum care.  The model is made to the scale of a real human body, featuring realistic pelvic structure, birth canal, uterus and fetal models.  It can fully reproduce all stages of natural childbirth, including uterine contractions, fetal descent, delivery and placental expulsion.

【SPECIFICATION】

1).full model can demonstrate all of the standard delivery program.

2).consistent with the real size of the pelvic--There are major anatomical landmarks and hand-painted outline of the  pelvic bone.

3). Standard  fetus is smooth and soft identifiable fontanelle, practice fetal head aspiration.

4).fetal joint flexibility,  posture fetal presentation by changing a variety of normal and abnormal fetal position delivery

During the training process, trainees can engage in a variety of practical exercises, including prenatal assessment, midwifery operations, episiotomy and suturing techniques, and postpartum hemorrhage management.  The advanced model is equipped with an electronic sensing system that can monitor the force of operation, the progress of labor and changes in the position of the fetus in real time, providing precise feedback to help trainees adjust their techniques and improve the standardization and safety of operations.

In addition, the model supports the simulation of various clinical scenarios, such as difficult labor, prolonged labor process and fetal distress, which is convenient for trainees to exercise their emergency handling ability in the simulated environment.  Through repeated training, midwives can not only enhance their theoretical level but also improve their clinical operation skills and adaptability, providing a solid guarantee for ensuring the safety of mothers and infants.

The upper and lower limb model is an important medical teaching and clinical auxiliary tool, which is widely used in medical education, clinical training, pathological analysis and rehabilitation treatment. This model is usually composed of real or simulated bones, muscles, joints and ligaments, aiming to help medical students, doctors and patients understand the anatomical structure, function and movement mechanism of the lower limbs more intuitively. With the increasing demand for 3D visualization tools in the medical field, the application of upper and lower limb models in various medical fields has become increasingly important, occupying approximately 50% of the significant position in modern medical education and clinical treatment.

1. Application in Medical Education

In medical education, the upper and lower limb models are used as teaching tools to help students comprehensively learn the structures of the lower limbs such as bones, muscles, ligaments, joints and blood vessels. Unlike traditional anatomy books or floor plans, three-dimensional models can more intuitively display various parts of the thighs, knees, calves and feet, greatly enhancing learners' understanding of lower limb anatomy. Especially in anatomy courses, students can directly operate models and observe the interaction between different parts, which is of great help in deepening memory and improving learning efficiency.

2. Clinical training and surgical simulation

The upper and lower limb models also play an irreplaceable role in clinical training. Surgeons, orthopedic doctors, rehabilitation therapists and others can become familiar with various surgical operations, treatment procedures and first aid techniques through the operation of models of the upper and lower limbs. For instance, in the simulation of fracture fixation, joint replacement surgery and knee arthroscopic surgery, the model provides a training platform with low risk and high repeatability. Doctors can improve their surgical skills and understanding of anatomical structures through continuous operation.

3. Diagnostic and therapeutic assistance

Models of the upper and lower extremities can also play a significant role in the diagnostic process, especially in the diagnosis of joint diseases, sports injuries and fractures. Doctors can infer the patient's condition by observing the joint movement, fracture type and injury site of the model, and then formulate a personalized treatment plan. For instance, when it comes to knee joint injuries, doctors can intuitively understand different types of knee problems (such as ligament ruptures, meniscus injuries, etc.) through models and accordingly select appropriate treatment methods.

4. Patient education and communication tools

The upper and lower limb models are not only tools for professional medical staff but also play a significant role in patient education. Through the intuitive display of the model, doctors can clearly explain the patient's condition, treatment methods and postoperative precautions. For instance, before undergoing knee replacement surgery, doctors can use models to explain to patients the surgical procedures, postoperative recovery precautions, and the range of motion of the joint after the operation, thereby enabling patients to have a clearer understanding and expectation of the surgical process.

The application of upper and lower limb models undoubtedly occupies approximately 50% of the significant position in the modern medical field, especially playing an indispensable role in medical education, clinical diagnosis, treatment, rehabilitation training, and patient communication. It not only enhances the technical proficiency of medical staff, but also enables patients to better understand their conditions and treatment plans during the treatment process. With the development of technology, future models of the upper and lower limbs will be more accurate and multi-functional, providing stronger support for the development of the medical industry.