CN215265252U

CN215265252U - Real-time feedback type ultrasonic-guided thyroid nodule puncture training device

Info

Publication number: CN215265252U
Application number: CN202120961578.9U
Authority: CN
Inventors: 冷晓萍; 田家玮; 姜双全; 俞卫东; 吴桐
Original assignee: Harbin Medical University
Current assignee: Harbin Engineering University; Harbin Medical University
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-12-21
Anticipated expiration: 2031-05-07

Abstract

The utility model relates to a thyroid nodule puncture trainer under real-time feedback formula supersound guide, its characterized in that: the upper end and the lower end of the neck model are respectively detachably and fixedly connected with the bottom end of the head model and the top end of the chest model through a buckle device, the neck model is filled with a simulated thyroid gland, simulated nodules, a superficial zone and a danger zone, a plurality of the simulated nodules are arranged in the simulated thyroid gland, the simulated nodules are formed by mutually adhering micro powdery substances, the outer surface of the safety belt is coated with thin layer transparent rubber with elasticity, the shallow layer area is transparent and is positioned above the dangerous area, the unable pigment that is infected with in the metal product surface that the emulation knot contains, the pigment that the hazardous area contains can glue and dye in the metal product surface, the utility model discloses can train the supersound doctor and carry out the puncture training of thyroid gland knot and the accumulation of experience, can simulate the feel of puncture in the reality, feedback is as the tissue volume and the validity of time puncture.

Description

Real-time feedback type ultrasonic-guided thyroid nodule puncture training device

Technical Field

The utility model relates to a thyroid nodule puncture trainer under real-time feedback formula supersound guide.

Background

Ultrasound, X-ray, CT, magnetic resonance imaging, nuclear medicine and are known as five major medical imaging techniques. Compared with other four diagnostic technologies, the ultrasonic diagnosis system has the advantages of low equipment price, strong mobility, strong operation repeatability, and the necessity of emergency treatment and bedside diagnosis, is the most popular and applied image equipment in the world, and basically covers hospitals above the countryside level in China. The ultrasonic intervention is a branch of modern ultrasonic medicine, is a new technology developed for further meeting the requirements of clinical diagnosis and treatment on the basis of ultrasonic imaging, and is mainly characterized in that under the real-time monitoring and guidance of ultrasonic, doctors complete various operations such as puncture biopsy, suction, intubation, drug injection treatment and the like, certain surgical operations can be avoided, the pain of patients can be relieved, and the operation risk can be reduced, so that the effect comparable to that of the surgical operations can be achieved. At present, the prevalence rate and the malignancy rate of thyroid nodules sharply rise, whether the nodules are malignant or not and whether surgical excision treatment is needed or not only bring serious economic stress to patients, but also bring serious mental burden. How to be able to quickly and accurately diagnose the benign or malignant nature of the nodules without surgery requires that a needle biopsy of the thyroid nodule be performed with ultrasound guidance.

Because thyroid nodule generally finds earlier at present, therefore mostly be the nodule (with millimeter as measurement unit), occupy the space occupy a little in the thyroid gland, consequently compare in the puncture of renal cyst, liver abscess (with centimeter as measurement unit) etc. the thyroid nodule has more strict accurate requirement to the puncture, needs supersound doctor to have skilled operating skill, including the hand eye coordination ability of high harmony, high-level space imagination and accurate puncture technique, just can guarantee the success rate of operation and patient's safety.

However, with the development of socio-economic, the growing number of thyroid diseases and the complexity of the disease conditions are in conflict with the serious shortage of sonographers with good training and abundant puncturing experience in hospitals. One of the ways to solve this conflict would be to vigorously cultivate sonographers who meet the above requirements and improve their skill level. However, this is a time consuming process and resource intensive, the more practical and complex the condition the sonographer gets in actual work, the better the operating skills and the more experienced. However, under the current conditions, the medical environment is complex, the doctor-patient relationship is deteriorated, the legal consciousness of the patient is obviously enhanced, most patients refuse young doctors to perform puncture operation for the patient, and the actual operation of the young doctors is not easy to be performed by hospitals and departments due to safety considerations, so that the doctor culture period is prolonged seriously, and the growing contradiction is aggravated. Therefore, it is necessary to develop a reliable ultrasound-guided hypothyroid nodule puncture simulation training device suitable for teaching and clinical skill training.

SUMMERY OF THE UTILITY MODEL

The utility model provides a thyroid nodule puncture trainer under real-time feedback formula supersound guide can train the supersound doctor to carry out the puncture training of thyroid nodule and the accumulation of experience, can simulate feeling of puncture in the reality, and the feedback is as the tissue volume and the validity of time puncture.

In order to realize the purpose, the utility model discloses a technical scheme is:

the utility model provides a thyroid nodule puncture trainer under real-time feedback formula supersound guide which characterized in that: the upper end and the lower end of the neck model are respectively detachably and fixedly connected with the bottom end of the head model and the top end of the chest model through the buckle devices;

the neck model is filled with simulated thyroid glands, simulated nodules, a superficial zone and a dangerous zone, a plurality of the simulated nodules are arranged in the simulated thyroid glands, the simulated nodules are formed by mutually adhering tiny powdery substances, thin-layer transparent rubber with elasticity is coated on the outer surfaces of the simulated nodules, the superficial zone is transparent, the superficial zone is located above the dangerous zone, the upper portion of the simulated thyroid glands is coated by the superficial zone, the lower portion of the simulated thyroid glands is coated by the dangerous zone, the simulated nodules are located on the lower portion of the simulated thyroid glands, pigments contained in the simulated nodules cannot be stained on the surface of a metal product, and pigments contained in the dangerous zone can be stained on the surface of the metal product.

Thyroid nodule puncture trainer under real-time feedback formula supersound guide, wherein: the outer surface of the neck model is pasted with an artificial skin through an adhesive, and the artificial skin is made of thin transparent rubber.

Thyroid nodule puncture trainer under real-time feedback formula supersound guide, wherein: the head model is provided with a simulation mandible, and the head model can be adjusted left and right and up and down.

Thyroid nodule puncture trainer under real-time feedback formula supersound guide, wherein: the chest model is hollow, and a simulated clavicle and a simulated sternum are arranged in the chest model.

The utility model has the advantages that: training sonographer carries out the puncture training of thyroid nodule and the accumulation of experience, the perspective of model, can be for the unable accurate cutting-out of sonographer ultrasonic tangent plane and when puzzlement, provide the space relative position relation of pjncture needle and probe tangent plane, and can match with the two-dimensional ultrasound image, the feeling of puncture in the reality can be simulated better to the model material, the simulation nodule can be punctured out powdered content, the tissue volume that can feedback puncture and take out is many and few and result validity, the colourity of thyroid gland side rear material, can in time remind potential crisis, the feedback result, the detachability of simulation model, can save the resource well.

Drawings

Fig. 1 is a structural diagram of a real-time feedback ultrasound-guided hypothyroid nodule puncture training device.

Fig. 2 is a structural diagram of a neck model of a real-time feedback ultrasound-guided hypothyroid nodule puncture training apparatus.

Description of reference numerals: 1-neck model; 2-head model; 3-a chest model; 5-simulation epidermis; 6-simulated thyroid; 7-a simulated nodule; 8-shallow zone region; 9-a hazard zone; 10-simulation of mandible; 11-simulating clavicle; 12-simulation of sternum.

Detailed Description

As shown in fig. 1-2, a real-time feedback type ultrasound-guided hypothyroid nodule puncture training device is characterized in that: fixed connection can be dismantled through buckle device and head model 2's bottom and chest model 3's top respectively at the upper and lower both ends of neck model 1, head model 2 sets up emulation mandible 10, head model 2 can control and adjust from top to bottom, chest model 3 is cavity, set up emulation clavicle 11 and emulation breastbone 12 in the chest model 3.

The outer surface of the neck model 1 is pasted with an artificial skin 5 through an adhesive, the artificial skin 5 is made of thin transparent rubber, the neck model 1 is filled with a simulated thyroid 6, a simulated nodule 7, a superficial zone 8 and a danger zone 9, a plurality of simulated nodules 7 are arranged in the simulated thyroid 6, the simulated nodules 7 are formed by mutually adhering micro powdery substances, the outer surface of the safety belt is coated with thin layer transparent rubber with elasticity, the shallow layer region 8 is transparent, the shallow layer region 8 is positioned above the dangerous region 9, the upper part of the simulated thyroid gland 6 is wrapped by the superficial zone 8, the lower part of the simulated thyroid gland 6 is wrapped by the danger zone 9, the simulated nodule 7 is positioned at the lower part of the simulated thyroid 6, the pigment contained in the simulated nodule 7 cannot be stained on the surface of a metal product, and the pigment contained in the dangerous area 9 can be stained on the surface of the metal product.

The metal product is penetrated into the simulated nodule 7, the pigment contained in the simulated nodule 7 cannot be stained on the surface of the metal product, so that when the metal product is pulled out, the surface of the metal product has no pigment, the metal product is penetrated into the dangerous area 9 after the simulated nodule 7 is penetrated, the surface of the metal product must be stained with the pigment, and whether the simulated nodule 7 is penetrated or penetrated is judged according to the existence of the stained pigment and the stained length.

In the embodiment, the simulated thyroid 6 has a plurality of simulated nodules 7, when the neck model 1 is scanned by using a real ultrasonic probe, a planar image similar to a normal human neck two-dimensional gray-scale ultrasonic image can be obtained, the image respectively represents a skin layer, a subcutaneous tissue layer, a thyroid gland, a tracheoesophageal and a blood vessel beside the thyroid from shallow to deep, an operator can set a proper needle entering route according to the positions of the simulated nodules 7, the simulated mandible 10, the simulated clavicle 11 and the simulated sternum 12, and can perform a maxillofacial and leftward eccentric rotation operation on the head model 2 according to needs, so as to simulate that the human head is deviated to the left side to expose the largest operation area in reality, and simultaneously realize the inconvenience possibly brought to the operation due to the existence of the mandible in the human face in reality, the puncture feeling can be felt, the ultrasonic probe tracks the needle point position and the puncture needle direction, the puncture needle in the neck model 1 can be clearly displayed in a plane image, if the puncture needle does not appear in the plane image or the puncture needle cannot be displayed in the whole process, an operator can use the probe to search by himself, if the spatial relative position of the puncture needle and the probe section cannot be imagined, the simulation epidermis 5 can be removed, the naked eye can directly view the spatial relative position relation of the puncture needle and the probe section, and the puncture needle direction can be quickly adjusted to display a good needle point image in the plane image to the maximum extent by contrasting the display condition in the ultrasonic two-dimensional plane image, the operator can be helped to understand better, and when the puncture needle in the ultrasonic two-dimensional image is not displayed clearly or cannot be displayed and the like under various complex conditions, the spatial relative relation of the puncture needle and the probe section is actually, therefore, in the future actual operation, when the puncture needle is not ideal in display, the adjustment can be quickly made according to the position condition of the puncture needle in the two-dimensional ultrasonic image.

Because the thin transparent rubber layer is arranged on the surface of the simulated nodule 7 in the simulated thyroid 6, when a puncture needle punctures the thin transparent rubber layer, an operator can feel the feeling similar to that of entering the nodule in actual operation, because the simulated nodule 7 contains pigment, when puncture is repeatedly carried out, due to the action of negative pressure, the material tissue sucked out by the needle tip is provided with the pigment, the operator can visually observe the tissue quantity taken out by the puncture operation and judge whether the tissue quantity is enough to make a pathological result so as to judge whether the operation is successful or not, the simulated nodule 7 is positioned at the lower part of the simulated thyroid 6 and positioned in the range of the dangerous area 9, the pigment contained in the dangerous area 9 can be stained on the surface of the puncture needle, and if the operator has excessive force, improper operation or wrong direction, the puncture needle can penetrate through the simulated nodule 7 and the simulated thyroid 6, when the puncture needle penetrates into the dangerous area 9, the surface of the puncture needle is inevitably dyed with pigment contained in the dangerous area 9, the puncture needle breaks out of the simulated thyroid gland 6 and penetrates into the dangerous area 9 to a depth, and the length of the pigment contained in the dangerous area 9 dyed on the surface of the puncture needle is reflected, so that an operator can visually judge the operation failure and can predict the actual dangerous degree and influence of the operation in future actual clinic, and the needle inserting skill and the forceful storage experience can be well mastered in the future.

The utility model has the advantages that:

training sonographer carries out the puncture training of thyroid nodule and the accumulation of experience, the perspective of model, can be for the unable accurate cutting-out of sonographer ultrasonic tangent plane and when puzzlement, provide the space relative position relation of pjncture needle and probe tangent plane, and can match with the two-dimensional ultrasound image, the feeling of puncture in the reality can be simulated better to the model material, the simulation nodule can be punctured out powdered content, the tissue volume that can feedback puncture and take out is many and few and result validity, the colourity of thyroid gland side rear material, can in time remind potential crisis, the feedback result, the detachability of simulation model, can save the resource well.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.

Claims

1. The utility model provides a thyroid nodule puncture trainer under real-time feedback formula supersound guide which characterized in that: the upper end and the lower end of the neck model (1) are respectively detachably and fixedly connected with the bottom end of the head model (2) and the top end of the chest model (3) through a buckle device;

the neck model (1) is filled with a simulated thyroid (6), a simulated nodule (7), a shallow zone (8) and a danger zone (9), a plurality of simulated nodules (7) are arranged in the simulated thyroid (6), the simulated nodules (7) are formed by mutually adhering micro powdery substances, the outer surface of the outer layer is coated with thin layer transparent rubber with elasticity, the shallow layer area (8) is transparent, the superficial zone (8) is positioned above the danger zone (9), the upper part of the simulated thyroid (6) is wrapped by the superficial zone (8), the lower part of the simulated thyroid (6) is wrapped by the danger zone (9), the simulated nodule (7) is positioned at the lower part of the simulated thyroid (6), the pigments contained in the simulated nodules (7) cannot be stained on the surface of the metal product, and the pigments contained in the dangerous area (9) can be stained on the surface of the metal product.

2. The real-time feedback ultrasound-guided hypothyroid nodule puncturing training device of claim 1, wherein: the outer surface of the neck model (1) is pasted with an artificial skin (5) through an adhesive, and the artificial skin (5) is made of thin transparent rubber.

3. The real-time feedback ultrasound-guided hypothyroid nodule puncturing training device of claim 1, wherein: the head model (2) is provided with a simulation mandible (10), and the head model (2) can be adjusted left and right and up and down.

4. The real-time feedback ultrasound-guided hypothyroid nodule puncturing training device of claim 1, wherein: the chest model (3) is hollow, and a simulated clavicle (11) and a simulated sternum (12) are arranged in the chest model (3).