Marrow cavity puncture training model

Abstract

The utility model discloses a marrow cavity puncture training model, which comprises a human body model and a display with a built-in processor, an upper limb model and a lower limb model are arranged on the human body model, the human body model comprises a skeleton module and a soft body module, the soft body module wraps the skeleton module, the skeleton module comprises an upper limb bone and a lower limb bone, and the upper limb bone and the lower limb bone are arranged on the display. Connecting ball heads are installed at the ends of the upper limb bone and the lower limb bone, reserved grooves are formed in the joints of the human body model and the four limbs, connecting ball sleeves matched with the connecting ball heads are installed in the reserved grooves, a plurality of expansion grooves are formed in the connecting ball sleeves, marrow cavities are formed in the upper limb bone and the lower limb bone, and the expansion grooves are communicated with the marrow cavities. The marrow cavity is internally provided with an infrared sensor, the infrared sensor is connected with the processor, and the problems that at present, puncture needs rich experience, learning is difficult, frequent practice is difficult, and learning of the puncture technology is difficult are solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of medical devices, and in particular relates to a bone marrow cavity puncture training model. Background Art

[0002] Bone marrow puncture and infusion technology is a medical technology that, under special circumstances, directly injects liquid medicine into the bone marrow cavity by puncturing the patient's bone marrow cavity. During the operation of bone marrow puncture and infusion technology, the doctor will select a suitable puncture point under strict sterile conditions. However, since it is impossible to directly see the internal body, puncture requires more experience and is difficult to learn. It is difficult to practice frequently and it is difficult to learn puncture technology. Utility Model Content

[0003] Based on the problems mentioned in the above background technology, the utility model provides a bone marrow cavity puncture training model to solve the current problems that puncture requires relatively rich experience, is difficult to learn, is difficult to practice frequently, and is difficult to learn puncture technology.

[0004] The technical solution adopted by the utility model is as follows:

[0005] A bone marrow puncture training model comprises a human body model and a display with a built-in processor, wherein an upper limb model and a lower limb model are arranged on the human body model, the human body model comprises a skeleton module and a software module, the software module is coated on the outside of the skeleton module, the skeleton module comprises upper limb bones and lower limb bones, the ends of the upper limb bones and lower limb bones are both equipped with connecting ball heads, the connection between the human body model and the limbs is provided with a reserved groove, the reserved groove is equipped with a connecting ball sleeve matching the connecting ball head, the connecting ball sleeve is provided with a plurality of expansion grooves, the upper limb bones and lower limb bones are both provided with bone marrow cavities, an infrared sensor is installed in the bone marrow cavity, and the infrared sensor is connected to the processor.

[0006] On the basis of the above technical solution, the utility model also records the following solutions:

[0007] Furthermore, the upper limb model and the lower limb model are both provided with placement cavities, the placement cavities on the upper limb model match the upper limb bones, and the placement cavities on the lower limb model match the lower limb bones, and the upper limb model and the lower limb model are both provided with incisions communicating with the placement cavities. The upper limb bones or the lower limb bones can be taken out and put in by opening the incisions, which is convenient for replacing the upper limb bones and the lower limb bones and maintaining the infrared sensor in the bone marrow cavity.

[0008] Furthermore, the upper limb mold and the lower limb mold are both made of transparent silicone, and the surfaces of the upper limb mold and the lower limb mold are covered with an opaque outer mold layer, and the two ends of the outer mold layer are detachably connected. The transparent silicone can simulate human skin well, and the outer mold layer can block the view of the model. After determining the puncture position or after puncture, the outer mold layer can be opened to observe the puncture situation, which is convenient for better practice.

[0009] Furthermore, the two ends of the outer mold layer are respectively provided with a Velcro hook piece and a Velcro wool piece, so that the outer mold layer can be opened and closed conveniently and is easy to use.

[0010] Furthermore, the surface of the outer mold layer is engraved with puncture point marks, which is convenient for beginners to practice and determine the puncture position. After becoming familiar with the position, the outer mold layer without marks can be used to better learn puncture.

[0011] Beneficial effects of the utility model:

[0012] The human body model is constructed by using the bracket skeleton module and the software module, which is convenient for the personnel learning puncture to model the bones, observe and learn to master the puncture position. The infrared sensor detects the objects that penetrate into the bone marrow cavity and displays the situation in the bone marrow cavity through the display, which is convenient for more intuitive understanding of the puncture situation during puncture practice and better practice and master puncture skills. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The present invention can be further described by the non-limiting embodiments given in the accompanying drawings;

[0014] Figure 1 This is a structural schematic diagram of a bone marrow puncture training model in an embodiment of the utility model;

[0015] Figure 2 This is a schematic diagram of the cross-sectional structure of the box body in the embodiment of the utility model;

[0016] Figure 3 The longitudinal section structure of the box and the printing table in the embodiment of the utility model is shown in FIG. Figure 1 ;

[0017] Figure 4 for Figure 3 A schematic diagram of the enlarged structure at A in the middle;

[0018] The main component symbols are described as follows:

[0019] Human body model 1, reserved groove 11, connecting ball sleeve 12, expansion groove 13, upper limb mold 2, connecting ball head 21, lower limb mold 3, lower limb bone 31, bone marrow cavity 32, incision 34, outer mold layer 4, Velcro hook piece 41, Velcro hair piece 42. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0021] like Figures 1 to 4 As shown, a bone marrow cavity puncture training model includes a human model 1 and a display 5 with a built-in processor. The human model 1 is provided with an upper limb model 2 and a lower limb model 3. The human model 1 includes a skeleton module and a software module, and the software module is coated on the outside of the skeleton module. The skeleton module includes upper limb bones and lower limb bones 31. The ends of the upper limb bones and lower limb bones 31 are both installed with connecting ball heads 21. The connection between the human model 1 and the limbs is provided with a reserved groove 11, and the reserved groove 11 is installed with a connecting ball sleeve 12 matching the connecting ball head 21. The connecting ball sleeve 12 is provided with a plurality of expansion grooves 13. The connecting ball head 21 is inserted into the connecting ball sleeve 12 to complete the installation of the limbs. The installation and replacement of the limbs are relatively convenient. At the same time, the limbs can be rotated to adjust different angles, which is convenient for puncture exercises at different angles. The upper limb bones and lower limb bones 31 are both provided with bone marrow cavities 32, and infrared sensors are installed in the bone marrow cavities 32, and the infrared sensors are connected to the processor.

[0022] Specifically, the upper limb mold 2 and the lower limb mold 3 are both provided with placement cavities, the placement cavity on the upper limb mold 2 matches the upper limb bone, and the placement cavity on the lower limb mold 3 matches the lower limb bone 31. The upper limb mold 2 and the lower limb mold 3 are both provided with incisions 34 for communicating the placement cavities. The upper limb bone or the lower limb bone 31 can be taken out and put in by opening the incisions 34, which is convenient for replacing the upper limb bone and the lower limb bone and maintaining the infrared sensor in the bone marrow cavity.

[0023] Specifically, the upper limb mold 2 and the lower limb mold 3 are both made of transparent silicone, and the surfaces of the upper limb mold 2 and the lower limb mold 3 are covered with an opaque outer mold layer 4, and the two ends of the outer mold layer 4 are detachably connected. The transparent silicone can simulate human skin well, and the outer mold layer 4 can block the view of the model. After determining the puncture position or after puncture, the outer mold layer 4 can be opened to observe the puncture situation, which is convenient for better practice.

[0024] Specifically, two ends of the outer mold layer 4 are respectively provided with a Velcro hook piece 41 and a Velcro wool piece 42. The outer mold layer 4 is convenient to open and close, and is easy to use.

[0025] Specifically, the surface of the outer mold layer 4 is engraved with puncture point marks, which is convenient for beginners to practice and determine the puncture position. After being familiar with the position, the outer mold layer without marks can be used to better learn puncture.

[0026] When practicing puncture, you can learn the puncture position by observing the model's body surface shape and model bone, practice puncture on the model, and monitor the situation in the bone marrow cavity through the cooperation of infrared sensors and displays to feedback puncture information, so as to facilitate dual monitoring of puncture depth and position. Through the interactive experience technology that combines virtual and real, learners can practice bone marrow cavity puncture and infusion in a close to real operating environment, and can also get instant feedback and guidance to better master the puncture technique.

[0027] The above is a detailed introduction to a bone marrow puncture training model provided by the utility model. The description of the specific embodiment is only used to help understand the method and core idea of ​​the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principle of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A bone marrow puncture training model, comprising a human body model (1) and a processor, wherein an upper limb model (2) and a lower limb model (3) are provided on the human body model (1), and the model is characterized in that: The human body model (1) comprises a skeleton module and a soft body module, wherein the soft body module is coated on the outside of the skeleton module, wherein the skeleton module comprises upper limb bones and lower limb bones (31), and the ends of the upper limb bones and lower limb bones (31) are both installed with connecting ball heads (21), and the connection points between the human body model (1) and the limbs are both provided with reserved grooves (11), and connecting ball sleeves (12) matching the connecting ball heads (21) are installed in the reserved grooves (11), and the connecting ball sleeves (12) are provided with a plurality of expansion grooves (13), and the upper limb bones and lower limb bones (31) are both provided with bone marrow cavities (32), and infrared sensors are installed in the bone marrow cavities (32), and the infrared sensors are connected to a processor.

2. A bone marrow puncture training model according to claim 1, characterized in that: The upper limb mold (2) and the lower limb mold (3) are both provided with placement cavities, the placement cavity on the upper limb mold (2) matches the upper limb bones, and the placement cavity on the lower limb mold (3) matches the lower limb bones (31), and the upper limb mold (2) and the lower limb mold (3) are both provided with incisions (34) for communicating the placement cavities.

3. A bone marrow puncture training model according to claim 2, characterized in that: The upper limb mold (2) and the lower limb mold (3) are both made of transparent silicone, and the surfaces of the upper limb mold (2) and the lower limb mold (3) are both covered with an opaque outer mold layer (4), and the two ends of the outer mold layer (4) are detachably connected.

4. A bone marrow puncture training model according to claim 3, characterized in that: The two ends of the outer mold layer (4) are respectively provided with a Velcro hook piece (41) and a Velcro hair piece (42).

5. A bone marrow puncture training model according to claim 3, characterized in that: The surface of the outer mold layer (4) is engraved with puncture point marks.

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