CN219872657U - Thoracic fascia plane nerve blocking teaching model under ultrasonic guidance - Google Patents
Thoracic fascia plane nerve blocking teaching model under ultrasonic guidance Download PDFInfo
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- CN219872657U CN219872657U CN202321292351.5U CN202321292351U CN219872657U CN 219872657 U CN219872657 U CN 219872657U CN 202321292351 U CN202321292351 U CN 202321292351U CN 219872657 U CN219872657 U CN 219872657U
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- 210000000115 thoracic cavity Anatomy 0.000 title claims abstract description 34
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- 230000000903 blocking effect Effects 0.000 title abstract description 24
- 239000000523 sample Substances 0.000 claims abstract description 65
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- 238000004088 simulation Methods 0.000 claims abstract description 11
- 238000004891 communication Methods 0.000 claims abstract description 10
- 210000003205 muscle Anatomy 0.000 claims description 58
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Abstract
The utility model relates to the technical field of medical simulation teaching appliances, and discloses a thoracic fascia plane nerve block teaching model under ultrasonic guidance, which comprises a processing instrument, a puncture probe, a model to be pricked for simulating a human thoracic structure and an ultrasonic probe for scanning the model to be pricked, wherein the puncture probe is in communication connection with the processing instrument; the teaching model can help medical staff to repeatedly practice so as to be familiar with the relative anatomical structure layers of the chest fascia plane blocking, master the relative angle and depth information of the puncture path, improve the learning efficiency and be beneficial to the medical staff to master the novel medical technology of the chest fascia plane blocking under the ultrasonic guidance.
Description
Technical Field
The utility model belongs to the technical field of medical simulation teaching appliances, and particularly relates to a thoracic fascia plane nerve block teaching model under ultrasonic guidance.
Background
The multi-mode analgesia can effectively relieve postoperative pain of a patient and promote rapid rehabilitation of the patient, and in a multi-mode analgesia scheme, regional retardation anesthesia plays an important role in promoting rehabilitation of the patient in chest operation; in recent years, with the rapid development of thoracic fascia plane nerve blocking technology, studies mainly comprising thoracic transverse muscle plane (Transversus thoracis muscle plane, TTMP) blocking and anterior saw muscle plane blocking (Serratus anterior plane block, SAPB) are most widely conducted, and have unique advantages and good development prospects.
However, in China, the traditional teaching mode based on characters and pictures is lack of practicality and is not intelligent enough, so that most medical workers are unfamiliar with the anatomical structure and operation path related to novel thoracic fascia plane nerve block, and the knowledge of the image of the thoracic section of the human body under ultrasonic scanning is not deep enough, so that the medical workers are difficult to try to operate in the body of a patient during clinical work, and popularization and application of the novel technology are limited.
Therefore, it is difficult for most medical workers to master the technical aspects of the thoracic fascia-plane nerve blocking technique.
Disclosure of Invention
The utility model provides a teaching model for thoracic fascia plane nerve block under ultrasonic guidance, which is used for enabling medical workers to master the technical key of thoracic fascia plane nerve block in a skilled manner.
The technical problems to be solved by the utility model are realized by adopting the following technical scheme:
the utility model provides a chest fascia plane nerve blocking teaching model under ultrasonic guidance, includes processing instrument, puncture probe, simulation human chest structure wait thorn model and be used for the scanning wait the ultrasonic probe of thorn model, puncture probe communication connect in processing instrument, ultrasonic probe communication connect in processing instrument.
Through the technical scheme, the ultrasonic probe is placed on the surface of the model to be pricked by medical staff to scan, the ultrasonic probe transmits scanning signals to the processing instrument, the processing instrument processes the scanning signals to be observed by the medical staff, after judging that the data obtained by scanning meets the conditions, the puncture probe is pricked into the model to be pricked, so that when the mode that the puncture probe is pricked into the model to be pricked meets the operation standard and the requirement, the processing instrument sends a prompt signal to the medical staff, and the medical staff can practice repeatedly as required, so that the medical staff can master the technical key of the thoracic fascia plane nerve blocking in a proficiency manner.
Optionally, the model to be pricked is provided with skin-like shell, muscle-like structure, pulmonary-like structure and bone-like structure of the human chest of simulation structure, pulmonary-like structure is located in the bone-like structure, muscle-like structure encircle set up in outside the bone-like structure, skin-like shell parcel muscle-like structure, bone-like structure and pulmonary-like structure.
Through the technical scheme, the model to be pricked is composed of the skin-like shell, the muscle-like mechanism, the lung-like structure and the bone-like structure, wherein the lung-like structure is positioned in the bone-like structure, the muscle-like mechanism is arranged outside the bone-like structure in a surrounding mode, and the skin-like shell wraps the muscle-like mechanism, the bone-like structure and the lung-like structure, so that the simulation degree of simulating a real human chest by the model to be pricked is improved.
Optionally, the muscle-like mechanism includes a chest transverse muscle and an intercostal muscle, the chest transverse muscle and intercostal muscle being arranged to mimic a human chest structure, a first correct puncture area being arranged between the intercostal muscle and the chest transverse muscle.
Through the technical scheme, when the medical staff pierces the needle head of the piercing probe to the first correct piercing area, the piercing probe sends the chest transverse muscle plane blocking signal to the processing instrument, and the processing instrument prompts the medical staff that the chest transverse muscle has been pierced, so that the medical staff can grasp the technical key of the chest transverse muscle plane blocking by repeatedly practicing the specific position familiar with the first correct piercing area.
Optionally, the muscle-like mechanism further comprises a front saw muscle, the front saw muscle is arranged to imitate the chest structure of a human body, and the deep surface of the front saw muscle is a second correct puncture area.
Through the technical scheme, when the medical staff pierces the needle head of the puncture probe into the second correct puncture area, the puncture probe sends the anterior saw muscle plane blocking signal to the processing instrument, and the processing instrument prompts the medical staff that the anterior saw muscle is pierced, so that the medical staff can grasp the technical key of anterior saw muscle plane blocking through repeatedly practicing the specific position familiar with the second correct puncture area.
Optionally, the utility model further comprises a blood vessel in the chest, the blood vessel in the chest imitates the human chest structure setting, and the chest transverse muscle surface is smeared and is had first coating, the anterior saw muscle deep is smeared and is had the second coating, the blood vessel in the chest is provided with the filler, first coating the second coating with the refractive index of filler is all inequality.
Through above-mentioned technical scheme, the chest transverse muscle surface is paintd and is had first coating, and anterior saw muscle deep is paintd and is provided with the filler with the chest internal vessel to first coating, second coating and filler's refracting index are all different, in order to do benefit to medical staff or puncture probe to distinguish chest internal vessel, anterior saw muscle and chest transverse muscle.
Optionally, the puncture probe is connected to the treatment instrument through an optical fiber.
By the technical scheme, the puncture probe transmits optical signals to the processing instrument through the optical fiber, so that the data transmission rate of the puncture probe is improved; when the puncture probe is used for puncturing the model, the tip of the puncture probe is contacted with the areas with different refractive indexes, so that the difference exists in the transmitted optical signals, and the detection function of the puncture probe on each part of the model to be punctured is realized.
Optionally, the processing instrument is provided with a demodulator and a display device, the demodulator is connected to the puncture probe through the optical fiber, and the demodulator is connected to the display device in a communication manner.
Through the technical scheme, the demodulator is used for receiving the optical signal of the puncture probe, analyzing and processing the optical signal to obtain the puncture parameter, and transmitting the puncture parameter to the display device for display so as to be referred by medical staff.
Optionally, the processing apparatus includes an ultrasonic signal processor, where the ultrasonic signal processor is communicatively connected to the ultrasonic probe, and the ultrasonic signal processor is communicatively connected to the display device, so as to send an ultrasonic image signal to the display device when the ultrasonic signal processor receives a scanning signal sent by the ultrasonic probe.
Through the technical scheme, the ultrasonic signal processor can receive the scanning signal obtained by the ultrasonic probe, generate an ultrasonic image according to the scanning signal, and send the ultrasonic image to the display device so as to enable medical staff to observe the section image in the model to be pricked, thereby facilitating the medical staff to adjust the puncture angle and depth according to the section image and further improving the learning efficiency of the medical staff.
Optionally, the to-be-pricked model is mainly made of colloid material.
By the technical scheme, most of structures of the model to be pricked are made of colloid materials, and the simulation degree is high.
In summary, the present utility model includes at least one of the following beneficial technical effects:
1. compared with the prior art, the teaching model can help medical staff to practice repeatedly, so that the medical staff is familiar with the related anatomical structure layers of the chest fascia plane blocking, the information of the angle, the depth and the like related to the puncture path is mastered, the learning efficiency is improved, and the medical staff is mastered the technical key of the chest fascia plane nerve blocking.
2. Compared with the prior art, when the medical staff pierces the needle head of the piercing probe to the first correct piercing area, the piercing probe sends a chest transverse muscle plane blocking signal to the processing instrument, and the processing instrument prompts the medical staff that the chest transverse muscle has been pierced, so that the medical staff can grasp the technical key of the chest transverse muscle plane blocking by repeatedly practicing the specific position familiar with the first correct piercing area.
3. Compared with the prior art, the ultrasonic signal processor can receive the scanning signal obtained by the ultrasonic probe, generate an ultrasonic image according to the scanning signal, and send the ultrasonic image to the display device for medical staff to observe the section image in the model to be pricked, so that the medical staff can conveniently adjust the puncture angle and depth according to the influence, and the learning efficiency of the medical staff is improved.
Drawings
Fig. 1 is a schematic structural diagram of a thoracic fascia-plane nerve block teaching model under ultrasound guidance in an embodiment of the utility model;
FIG. 2 is a perspective view of a bone-like structure of a model to be pierced in accordance with an embodiment of the present utility model;
FIG. 3 is a schematic cross-sectional view of a model to be pricked in an embodiment of the present utility model;
FIG. 4 is a schematic diagram of the structure of an optical fiber, a light source and a demodulator according to an embodiment of the present utility model;
fig. 5 is a schematic diagram of the operation of the teaching model of thoracic fascia-plane nerve block under ultrasound guidance in an embodiment of the utility model.
Reference numerals illustrate:
1. a processing instrument; 11. a demodulator; 12. a display device; 13. a light source; 2. a piercing probe; 3. a model to be pricked; 31. a skin-like housing; 32. a muscle-like mechanism; 321. chest transverse muscle; 322. anterior saw muscle; 323. latissimus dorsi muscle; 324. intercostal muscles; 325. pectoral major muscle; 33. a lung-like structure; 34. a bone-like structure; 341. sternum; 342. ribs; 343. thoracic vertebrae; 35. intrathoracic blood vessel; 4. an ultrasonic probe; 5. an optical fiber; 6. and (5) connecting wires.
Detailed Description
The utility model is described in further detail below with reference to fig. 1-5.
The embodiment of the utility model discloses a teaching model for thoracic fascia plane nerve block under ultrasonic guidance, which is used for enabling medical workers to master the technical key of thoracic fascia plane nerve block in a skilled manner.
Referring to fig. 1, the ultrasound guided thoracic fascia plane nerve block teaching model comprises a processing instrument 1, a puncture probe 2, a model to be punctured 3 simulating the structure of human chest, an ultrasound probe 4, an optical fiber 5 and a connecting wire 6, wherein the ultrasound probe 4 is connected with the processing instrument 1 through the connecting wire 6, the ultrasound probe 4 is used for scanning the chest of the model to be punctured 3 and transmitting scanning signals to the processing instrument 1, and the processing instrument 1 processes and analyzes the scanning signals for reference by medical staff; in this embodiment, the puncture probe 2 is a detection probe that propagates an optical signal, the puncture probe 2 is connected to the processing apparatus 1 through the optical fiber 5, so as to improve the speed of the puncture probe 2 for transmitting the detected optical signal to the processing apparatus 1, thereby improving the real-time performance of detection, when the puncture probe 2 pierces the model 3 to be pierced, the tip of the puncture probe contacts with the regions of the model 3 to be pierced with different refractive indexes, so that the optical signals detected by the puncture probe 2 have differences between the different regions, and the distinction between the different regions of the model 3 to be pierced is realized; when the mode that the puncture probe 2 punctures the model 3 to be punctured meets the operation specification and requirements, the processing instrument 1 sends a prompt signal to medical staff; compared with the prior art, the teaching model can help medical staff to practice repeatedly so as to be familiar with the relevant anatomical structure layers of the chest fascia plane blocking, thereby enabling the medical staff to master the technical key of the chest fascia plane nerve blocking, and further enabling the chest fascia plane nerve blocking technology to be applied to actual medical work and popularized.
Referring to fig. 2 and 3, the model 3 to be pricked is mainly made of glue material, which has high simulation degree and forms the internal structure of the chest anatomical hierarchy; the skin-like shell 31, the muscle-like mechanism 32, the lung-like structure 33 and the bone-like structure 34 which simulate the human chest structure are arranged in the model to be pricked 3, wherein the bone-like structure 34 comprises a sternum 341, a rib 342 and a thoracic vertebra 343, each sternum 341, rib 342 and thoracic vertebra 343 are arranged according to the structure of the human chest, the muscle-like mechanism 32 comprises a chest transverse muscle 321, a front saw muscle 322, a latissimus dorsi 323, an intercostal muscle 324 and a pectoral muscle 325, and the muscle groups are arranged according to the structure of the human chest so as to improve the simulation degree of the model to be pricked 3 simulating the real human chest; each rib 342 is wrapped around the pulmonary like structure 33, and the muscle mechanism is wrapped around the sternum 341, the rib 342 and the thoracic vertebrae 343, and the skin-like housing 31 is wrapped around the muscle like mechanism 32, the pulmonary like structure 33 and the osseous like structure 34, so as to further improve the simulation degree of the model 3 to be pricked to simulate the real human chest, thereby facilitating the medical staff to be familiar with the specific positions of each human chest structure.
Referring to fig. 1 and 3, two correct puncture areas for checking the plane retardation of the thoracic fascia are arranged in the muscle-like structure, namely a first correct puncture area (a plane retardation point of the thoracic transverse muscle) and a second correct puncture area (a plane retardation point of the anterior saw muscle), wherein the first correct puncture area is arranged in the middle area of the intercostal muscle 324 and the thoracic transverse muscle 321, and a first coating is smeared on the surface of the thoracic transverse muscle 321, and in the embodiment, the first coating is a special material with refractive index different from that of the imitated tissues of other areas in the model 3 to be punctured, so that when the puncture probe 2 punctures the first correct puncture area, a corresponding optical signal is timely sent to the processing instrument 1; the second correct puncture area is arranged on the deep surface of the front saw muscle 322, and the deep surface of the front saw muscle 322 is coated with a second coating, so that when the puncture probe 2 pierces the second correct puncture area, a corresponding optical signal is timely sent to the processing instrument 1; the intrathoracic vessel 35 is provided with filling members, and refractive indexes of the filling members, the first coating and the second coating are different so as to realize the distinction of different areas in the model 3 to be pricked; when the medical staff pierces the needle head of the piercing probe 2 to the first correct piercing area or the second correct piercing area, the piercing probe 2 sends a corresponding signal to the processing instrument 1, and the processing instrument 1 prompts the medical staff that the piercing position is correct, so that the medical staff can grasp the technical key of the chest transverse muscle plane retardation and the anterior saw muscle plane retardation by repeatedly practicing the specific positions of the chest transverse muscle plane retardation point and the anterior saw muscle plane retardation point.
Preferably, the skin-like shell 31 is made of thermoplastic polyurethane elastomer, the muscle-like structure is made of multi-layer silica gel, and the lung-like structure 33 is made of polyvinyl alcohol, so as to further improve the simulation degree of the model 3 to be pricked.
Referring to fig. 4 and 5, the processing apparatus 1 includes an ultrasonic signal processor, a light source 13, a demodulator 11 and a display device 12, where the ultrasonic signal processor is disposed in the processing apparatus 1 and is communicatively connected to the display device 12, and is used to obtain a scanning signal obtained by the ultrasonic probe 4, generate an ultrasonic image according to the scanning signal, and send the ultrasonic image to the display device 12, after the display device 12 receives the ultrasonic image, the ultrasonic image is used as a tangential image in the model 3 to be pricked, and projected to a medical staff through a display screen of the display device 12, so that the medical staff can adjust the angle and depth of the puncture probe 2 penetrating the model 3 to be pricked according to actual conditions, thereby improving learning efficiency of the medical staff; the light source 13 is arranged in the demodulator 11, the optical fiber 5 is connected with the demodulator 11, the demodulator 11 is in communication connection with the display device 12, when the light source 13 emits light signals to enter the optical fiber 5, the light signals reach the needle tip of the puncture probe 2 through the optical fiber 5, as the needle tip contacts with areas with different refractive indexes, the returned light signals have different attenuation degrees, the returned light signals are received by the demodulator 11, puncture parameters are obtained after analysis processing, and the puncture parameters are displayed on the display screen of the display device 12 for reference of medical staff, so that the learning efficiency of the medical staff is further improved.
Referring to fig. 3 and 5, the principle and specific operation method of the present embodiment are:
the medical staff places the ultrasonic probe 4 on the surface of the model 3 to be pricked for scanning, the scanning signal is transmitted to the processing instrument 1, the left side of the display screen of the display device 12 displays ultrasonic images corresponding to different sections, and when the medical staff judges that the ultrasonic images accord with the chest fascia plane blocking operation section, the puncture probe 2 is pricked into the model 3 to be pricked; the light source 13 in the processing instrument 1 emits light signals, the light signals enter the puncture probe 2 through the optical fiber 5, if the needle tip of the light signals punctures into the model 3 to be punctured, the light signals are contacted with material areas with different reflectivities in the model 3 to be punctured, different areas generate different returned light signals under interaction, namely the light signals are modulated, the returned light signals are returned to the processing instrument 1 through the optical fiber 5, a demodulator 11 in the processing instrument 1 obtains puncture parameters after analysis and processing, operation information is prompted on a display screen of the display device 12, and if the puncture probe 2 is positioned in a first correct puncture area on the surface of the chest transverse muscle 321, the display screen prompts a 'chest transverse muscle plane stagnation point'; when the puncture needle enters the internal thoracic artery and vein, the display screen prompts that the puncture needle is required to exit the internal thoracic blood vessel 35; when the puncture probe 2 is positioned on the deep surface of the anterior saw muscle 322, the display screen prompts a 'anterior saw muscle 322 plane stagnation point'; the operator can obtain images of different sections by adjusting the ultrasonic probe 4, and adjusts the puncture angle and depth until the operation is successful.
In conclusion, the teaching model can help medical staff to practice repeatedly, so that the medical staff is familiar with the relevant anatomical structure layers of the chest fascia plane blocking, the angle and depth information related to the puncture path are mastered, the learning efficiency is improved, and the novel medical technology of the chest fascia plane blocking under ultrasonic guidance is facilitated to be mastered efficiently.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. The utility model provides a chest fascia plane nerve block teaching model under ultrasonic guidance which characterized in that: the device comprises a processing instrument (1), a puncture probe (2), a model (3) simulating the chest structure of a human body and an ultrasonic probe (4) for scanning the model (3), wherein the puncture probe (2) is in communication connection with the processing instrument (1), and the ultrasonic probe (4) is in communication connection with the processing instrument (1);
the model (3) of waiting to thorn is provided with class skin shell (31), class muscle mechanism (32), class pulmonary structure (33) and class ossification structure (34) of simulation human chest structure, class pulmonary structure (33) are located in class ossification structure (34), class muscle mechanism (32) encircle set up in class ossification structure (34) is outside, class skin shell (31) parcel class muscle mechanism (32), class ossification structure (34) and class pulmonary structure (33).
2. The teaching model for thoracic fascia-plane nerve block under ultrasound guidance according to claim 1, wherein: the muscle-like mechanism (32) comprises a chest transverse muscle (321) and an intercostal muscle (324), wherein the chest transverse muscle (321) and the intercostal muscle (324) are arranged in a way of imitating the chest structure of a human body, and a first correct puncture area is arranged between the intercostal muscle (324) and the chest transverse muscle (321).
3. The teaching model for thoracic fascia-plane nerve block under ultrasound guidance according to claim 1, wherein: the muscle-like structure (32) further comprises a front saw muscle (322), the front saw muscle (322) is arranged to imitate the chest structure of a human body, and the deep surface of the front saw muscle (322) is a second correct puncture area.
4. A teaching model for thoracic fascia-plane nerve block under ultrasound guidance according to claim 3, wherein: still include intrathoracic vessel (35), intrathoracic vessel (35) imitates human chest structure setting, and chest transverse muscle (321) surface is paintd first coating, anterior saw muscle (322) deep is paintd the second coating, intrathoracic vessel (35) are provided with the filler, first coating the second coating with the refracting index of filler is all different.
5. The teaching model for thoracic fascia-plane nerve block under ultrasound guidance according to claim 1, wherein: the device also comprises an optical fiber (5), and the puncture probe (2) is connected to the treatment instrument (1) through the optical fiber (5).
6. The ultrasound guided thoracic fascia planar nerve block teaching model of claim 5, wherein: the processing instrument (1) is provided with a demodulator (11) and a display device (12), the demodulator (11) is connected with the puncture probe (2) through the optical fiber (5), and the demodulator (11) is connected with the display device (12) in a communication mode.
7. The ultrasound guided thoracic fascia planar nerve block teaching model of claim 6, wherein: the processing instrument (1) comprises an ultrasonic signal processor, the ultrasonic signal processor is in communication connection with the ultrasonic probe (4), and the ultrasonic signal processor is in communication connection with the display device (12) so as to send out ultrasonic image signals to the display device (12) when the ultrasonic signal processor receives scanning signals sent out by the ultrasonic probe (4).
8. The teaching model for thoracic fascia-plane nerve block under ultrasound guidance according to claim 1, wherein: the to-be-pricked model (3) is mainly made of colloid materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292351.5U CN219872657U (en) | 2023-05-25 | 2023-05-25 | Thoracic fascia plane nerve blocking teaching model under ultrasonic guidance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321292351.5U CN219872657U (en) | 2023-05-25 | 2023-05-25 | Thoracic fascia plane nerve blocking teaching model under ultrasonic guidance |
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| Publication Number | Publication Date |
|---|---|
| CN219872657U true CN219872657U (en) | 2023-10-20 |
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|---|---|---|---|
| CN202321292351.5U Active CN219872657U (en) | 2023-05-25 | 2023-05-25 | Thoracic fascia plane nerve blocking teaching model under ultrasonic guidance |
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| Country | Link |
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| CN (1) | CN219872657U (en) |
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- 2023-05-25 CN CN202321292351.5U patent/CN219872657U/en active Active
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