Deep venipuncture training simulation device

Abstract

The utility model discloses a deep vein puncture training simulation device, which comprises a puncture training platform, a dummy man device and a puncture training device, the dummy man device comprises a dummy man body and simulated deep veins distributed in the dummy man body, and each simulated deep vein is filled with simulated blood. The surface of the simulation human body is coated with a transparent observation layer through which all the simulation deep veins can be observed; a body position adjusting device is arranged on the puncture training table; the puncture training device comprises a puncture training needle and a puncture feedback device; teaching and training requirements of different body positions can be met by adjusting the body position of the simulated human body, all simulated deep veins can be observed through the transparent observation layer, and puncture results can be fed back in time when puncture training is conducted through cooperation of the puncture training needle and the puncture feedback device. When puncture fails, failure causes can be known through observation of the transparent observation layer, so that trainees can adjust and correct in time, and accuracy, training efficiency and quality of puncture operation are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to medical teaching and training equipment field especially, a kind of simulation device for deep vein puncture training in medical teaching. BACKGROUND

[0002] Deep vein puncture is mainly from the anatomical positioning of body surface puncture insertion catheter, then reaches deep vein lumen or heart cavity site, provides direct, convenient channel for treatment, it is mainly used for the treatment of critical patients, major operation and various critical patients, main role is to infuse into patient's body, monitor central venous pressure, apply vasoactive drug, supplement nutrition, while also can carry out dialysis treatment, it is an important medical clinical skill, and operating personnel need to have higher operating technology, therefore operating personnel will be subjected to a lot of relevant simulation training before carrying out operation to patient, to improve the skill, to ensure the precision and rapidity of operation, while maximum limit reduces adverse effects on patient.

[0003] Deep vein puncture simulation training needs to be implemented by simulation person capable of implementing deep vein puncture, the simulation person currently used usually adopts opaque silicone as skin material, this design will have limitations in the following aspects:

[0004] I. Opaque skin material makes trainee unable to intuitively understand the influence of the change of simulation person's body position on deep vein position and its direction, thus limits training effect to some extent.

[0005] II. In the process of simulation puncture, trainee cannot directly observe whether needle head is accurately entered into deep vein, thus is difficult to judge the accuracy of puncture operation, affects the mastery and promotion of puncture skill.

[0006] Based on this, it is necessary to improve the deep vein puncture simulation person currently used to overcome the above-mentioned defects. CONTENT OF UTILITY MODEL

[0007] The technical problem to be solved by the utility model is to provide a deep vein puncture training simulation device, which enables trainee to intuitively observe the influence of body position change on deep vein during deep vein puncture training, improves the accuracy of puncture operation, and helps to improve training efficiency and quality.

[0008] The utility model discloses a technical scheme is: deep vein puncture training simulation device, including puncture training platform, the puncture training platform supports the simulation person device with the puncture training device that is used in cooperation with simulation person device, simulation person device includes simulation person body, the simulation person body is distributed with simulation deep vein, each simulation deep vein is set to hollow pipe body and is filled with simulation blood in the inside respectively, the surface of simulation person body is covered with transparent observation layer that can observe each simulation deep vein, the body position adjusting device is arranged and installed on the puncture training platform, and the top of body position adjusting device is in abutment with the bottom of simulation person body, the puncture training device includes puncture training needle, and puncture feedback ware is electrically connected with puncture training needle.

[0009] As a preferred technical scheme, the simulation person body includes a simulation person main body, two shoulder portions of the simulation person main body are correspondingly rotationally equipped with simulation upper arms, each simulation upper arm is rotationally equipped with a simulation lower arm, and the simulation deep veins are arranged in the simulation upper arms and the simulation lower arms.

[0010] As a preferred technical scheme, the body position adjusting device is arranged at least corresponding to the right shoulder position and the back spine position of the simulation person main body.

[0011] As a preferred technical scheme, the body position adjusting device includes an adjusting hole penetrating through the puncture training platform, a body position adjusting block is movably filled in the adjusting hole, a bottom of the body position adjusting block is fixedly connected with an adjusting drive plate, a side of the adjusting drive plate is linearly arranged with a drive gear, a drive gear wheel is engaged with the drive gear, the drive gear wheel is rotationally arranged at the bottom of the puncture training platform through a gear shaft, and one end of the gear shaft is connected with an adjusting handle.

[0012] As a preferred technical scheme, the bottom of the puncture training platform is provided with a guide fixed plate corresponding to each adjusting hole, the bottom of the body position adjusting block is fixedly installed with an adjusting guide column, and the adjusting drive plate and the adjusting guide column are movably inserted and arranged through the guide fixed plate respectively.

[0013] As a preferred technical scheme, the puncture training needle includes a training needle base body, two training needle half bodies are oppositely arranged at the end of the training needle base body, an insulating sheet body is clamped between the two training needle half bodies, the two training needle half bodies and the insulating sheet body combine to form a needle structure, and the two training needle half bodies are electrically connected to the puncture feedback ware respectively.

[0014] As a preferred technical scheme, the puncture feedback device comprises a feedback device shell, a storage battery and a driving circuit board electrically connected with the storage battery are arranged in the feedback device shell, a feedback lamp and / or a feedback buzzer are electrically connected with the driving circuit board, and the feedback lamp and / or the feedback buzzer are partially exposed on the surface of the feedback device shell.

[0015] As an improvement of the above technical scheme, a liquid storage device for storing the simulated blood is further arranged, and the liquid storage device is communicated with a blood pump for pumping the simulated blood, and each simulated deep vein is communicated with a liquid outlet end of the blood pump.

[0016] According to the deep vein puncture training simulation device, the body position adjusting device can be used to adjust the body position of the simulation person body, so as to adapt to the teaching and training requirements of different body positions, the state of each simulated deep vein under different body positions can be observed through the transparent observation layer, the puncture training needle and the puncture feedback device can timely give feedback on the puncture result to the training personnel during puncture training, the state of the puncture training needle can be observed through the transparent observation layer when the puncture fails, so that the failure reason can be known, and the training personnel can be helped to timely adjust and correct, so as to improve the accuracy of puncture operation, training efficiency and quality. BRIEF DESCRIPTION OF DRAWINGS

[0017] The following drawings only aim to schematically illustrate and explain the present application, and do not limit the scope of the present application. Among them:

[0018] Figure 1 is a structural schematic view of an embodiment of the present application;

[0019] Figure 2 is a side view schematic view of the body position adjusting device of an embodiment of the present application;

[0020] Figure 3 is a structural schematic view of the simulation person body of an embodiment of the present application;

[0021] Figure 4 is a structural schematic view of the puncture feedback device of an embodiment of the present application;

[0022] Figure 5 This is a partially enlarged schematic diagram of the puncture training needle according to an embodiment of this utility model;

[0023] In the diagram: 1-Puncture training table; 2-Simulated human body; 201-Simulated human body; 202-Simulated upper arm; 203-Simulated lower arm; 3-Simulated deep vein; 4-Transparent observation layer; 5-Reservoir; 6-Blood pump; 7-Position adjustment block; 8-Adjustment drive plate; 9-Drive gear; 10-Drive gear; 11-Gear shaft; 12-Adjustment handle; 13-Guide fixing plate; 14-Adjustment guide column; 15-Puncture training needle; 151-Training needle base; 152-Training needle half; 153-Insulating sheet; 16-Feedback device housing; 17-Battery; 18-Drive circuit board; 19-Feedback lamp; 20-Feedback buzzer. Detailed Implementation

[0024] The present invention will be further described below with reference to the accompanying drawings and embodiments. In the following detailed description, only certain exemplary embodiments of the present invention are described by way of illustration. Undoubtedly, those skilled in the art will recognize that various modifications can be made to the described embodiments without departing from the spirit and scope of the present invention. Therefore, the drawings and description are illustrative in nature and not intended to limit the scope of the claims.

[0025] like Figures 1 to 5 As shown, the deep vein puncture training simulation device is used by medical personnel to practice deep vein puncture. Specifically, it includes a puncture training table 1, on which a mannequin is supported. A puncture training device is provided in conjunction with the mannequin. The puncture training table 1 has a platform and raised legs to support the mannequin at a suitable height for training.

[0026] The mannequin device includes a mannequin body 2, within which simulated deep veins 3 are distributed. Each simulated deep vein 3 is a hollow tube filled with simulated blood. The surface of the mannequin body 2 is covered with a transparent observation layer 4 that allows observation of each simulated deep vein 3, facilitating understanding of their status (position, direction, etc.) under different body positions and providing a more intuitive view of the puncture procedure. The transparent observation layer 4 is made of a highly transparent, wear-resistant, and biocompatible transparent material such as medical-grade polyvinyl chloride or transparent silicone. The use of medical-grade materials ensures the safety and harmlessness of the simulation training process and is suitable for long-term repeated use. Transparency ensures a good visual effect during the simulation operation and also enhances the intuitiveness of teaching and the depth of understanding for trainees.

[0027] The simulation deep vein 3 is arranged in each deep vein of the human body, including but not limited to the internal jugular vein, the subclavian vein, the femoral vein, etc., and the simulation blood filled in each simulation deep vein 3 simulates the real physiological characteristics of the human body to the greatest extent, thereby improving the simulation training effect. A liquid storage device 5 for storing the simulation blood can also be provided, and the liquid storage device 5 is connected with a blood pump 6 for pumping the simulation blood. Each simulation deep vein 3 is connected to the outlet of the blood pump 6, respectively, for continuously supplying the simulation blood for blood extraction simulation when the vein is punctured. The liquid storage device 5 and the blood pump 6 can be arranged outside or inside the simulation human body 2, so as to facilitate the transfer of the simulation human device. When arranged inside the simulation human device, the liquid supplement port of the liquid storage device 5 is extended to the outside of the simulation human device through a pipeline or the like, so as to facilitate the supplement of the simulation blood in the liquid storage device 5. At the same time, the power line of the blood pump 6 is also extended to the outside of the simulation human device, so as to be connected with the power supply.

[0028] The simulation human body 2 includes a simulation human body 201, and two shoulder portions of the simulation human body 201 are rotatably provided with simulation upper arms 202. Simulation lower arms 203 are rotatably provided with the simulation upper arms 202, and the simulation deep veins 3 are arranged in the simulation upper arms 202 and the simulation lower arms 203. The simulation upper arms 202 and the simulation lower arms 203 can rotate to simulate different positions and angles of the human arm, so as to simulate the puncture of the deep veins in the arm. The head of the simulation human body 2 can be rotatable to the left and right through a rotating shaft, and corresponding body surface anatomical markers, such as the clavicle, the bilateral sternoclavicular joints, the bilateral nipples, the suprasternal fossa, the Adam's apple, the sternoclavicular mastoid muscle sternum, the sternoclavicular mastoid muscle clavicle, etc., can also be arranged on the surface of the simulation human body 2, so as to help the participants to understand the human structure more quickly.

[0029] The puncture training table 1 is provided with a body position adjusting device arranged and installed thereon, and the top end of the body position adjusting device abuts against the bottom of the simulation human body 2. The body position adjusting device is arranged at least corresponding to the right shoulder position and the back spine position of the simulation human body 201. The body position adjusting device arranged corresponding to the right shoulder position of the simulation human body 201 is used to simulate a right shoulder back soft pillow, and the body position adjusting device arranged corresponding to the back spine position of the simulation human body 201 is used to simulate a spine soft pillow. The body position of the simulation human body 2 can be changed through the body position adjusting device, so as to facilitate the students to observe and understand the influence of the body position change on the deep vein position, to meet the needs of various teaching scenes, and to improve the flexibility and practicality of the simulation training.

[0030] The body position adjusting device of the embodiment comprises adjusting holes arranged through the puncture training table 1, the adjusting holes are movably filled with body position adjusting blocks 7, the bottom of the body position adjusting block 7 is fixedly connected with an adjusting driving plate 8, one side of the adjusting driving plate 8 is linearly arranged with a driving tooth 9, the driving tooth 9 is engaged with a driving gear 10, the driving gear 10 is rotatably arranged at the bottom of the puncture training table 1 through a gear shaft 11, the driving gear 10 is fixedly sleeved with the gear shaft 11, one end of the gear shaft 11 is connected with an adjusting handle 12, the gear shaft 11 is substantially supported and assembled through two support plates oppositely arranged at the bottom of the puncture training table 1, and the gear shaft 11 is rotatably assembled with the corresponding two support plates. The adjusting handle 12 can be rotated to drive the gear shaft 11 and the driving gear 10 to synchronously rotate, under the meshing action of the driving gear 10 and the driving tooth 9, the adjusting driving plate 8 is adjusted to ascend and descend, and then the body position adjusting block 7 is driven to ascend and descend. When the body position adjusting block 7 is lifted, the corresponding position of the simulation human body 2 is lifted to change the body position; when the body position adjusting block 7 is reset, the surface of the puncture training table 1 is flush.

[0031] A guide fixed plate 13 can also be arranged at the bottom of the puncture training table 1 corresponding to each adjusting hole, the bottom of the body position adjusting block 7 is fixedly installed with an adjusting guide column 14, the adjusting driving plate 8 and the adjusting guide column 14 are respectively movably inserted and arranged through the guide fixed plate 13, so that the body position adjusting block 7 ascends and descends more stably, and it is more convenient for the body position adjusting block 7 to reset more accurately.

[0032] The puncture training device comprises a puncture training needle 15, and a puncture feedback device is electrically connected with the puncture training needle 15. The puncture training needle 15 is used for implementing the puncture training of deep veins, and the puncture feedback device can timely feedback the puncture result. Wherein, the puncture training needle 15 comprises a training needle base body 151, two training needle half bodies 152 are oppositely arranged at the end of the training needle base body 151, and an insulating sheet body 153 is arranged between the two training needle half bodies 152. The two training needle half bodies 152 and the insulating sheet body 153 are combined to form a needle-shaped structure, and the two training needle half bodies 152 are electrically connected to the puncture feedback device respectively. In the normal state, the two training needle base bodies 151 are insulated due to the arrangement of the insulating sheet body 153, and the two training needle half bodies 152 correspond to two electrodes respectively. After the puncture, the two training needle half bodies 152 are in contact with the simulated blood respectively. The main component of the simulated blood is water, which has conductivity. Through the conductivity of the simulated blood, the two training needle half bodies 152 are successfully electrically connected, a closed circuit is formed between the puncture feedback device, and the puncture feedback device is driven to generate result feedback. In order to facilitate the blood extraction training of deep veins, holes for blood extraction can be arranged on the training needle half bodies 152 and the training needle base body 151, and a hose in sealing connection with the holes is additionally arranged, which is used for extracting the simulated blood.

[0033] The puncture feedback device comprises a feedback device shell 16, a storage battery 17 and a driving circuit board 18 electrically connected with the storage battery 17 are arranged in the feedback device shell 16, a feedback lamp 19 or / and a feedback buzzer 20 is electrically connected with the driving circuit board 18, the feedback lamp 19 or / and the feedback buzzer 20 is partially exposed on the surface of the feedback device shell 16, and the feedback lamp 19 or / and the feedback buzzer 20 and the two training needle half bodies 152 are arranged in series respectively. When the two training needle half bodies 152 are in contact with the simulated blood, the circuit of the two training needle half bodies 152 is connected, a closed circuit is formed between the feedback lamp 19 or / and the feedback buzzer 20 and the storage battery 17 and the driving circuit board 18, the feedback lamp 19 is lighted or / and the feedback buzzer 20 emits sound prompt, thereby forming the simulated training result feedback, so as to help the training personnel to more accurately judge the correctness of the puncture operation, speed up the skill grasping, and help to enhance the training effect.

[0034] The description of the utility model is given for example and description, and is not exhaustive or limit the utility model to the disclosed form. Many modifications and changes are obvious to those skilled in the art. The selection and description of embodiments are to better illustrate the principles and practical application of the utility model, and enable those skilled in the art to understand the utility model so as to design various embodiments with various modifications suitable for specific purposes.

Claims

1. A deep vein puncture training simulation device, comprising a puncture training table, wherein a mannequin device is supported on the puncture training table, and a puncture training device is provided in conjunction with the mannequin device, characterized in that: The simulation man device comprises a simulation man body, the simulation man body is internally distributed with simulation deep veins, each simulation deep vein is provided as a hollow pipe body and internally filled with simulation blood, and the surface of the simulation man body is covered with a transparent observation layer capable of observing each simulation deep vein; the puncture training table is arranged with a body position adjusting device, the top end of the body position adjusting device abuts against the bottom of the simulation man body; the puncture training device comprises a puncture training needle, and a puncture feedback device is electrically connected to the puncture training needle.

2. The deep vein puncture training simulation device of claim 1, wherein: The simulation man body comprises a simulation man main body, two shoulder portions of the simulation man main body are correspondingly rotationally equipped with simulation upper arms, and simulation lower arms are rotationally equipped with the simulation upper arms.

3. The deep vein puncture training simulation device of claim 1, wherein: The body position adjusting device is provided at least corresponding to the right shoulder position and the back spine position of the simulation man main body.

4. The deep vein puncture training simulation device of claim 3, wherein: The body position adjusting device comprises an adjusting hole provided through the puncture training table, a body position adjusting block is movably filled in the adjusting hole, the bottom of the body position adjusting block is fixedly connected with an adjusting drive plate, one side of the adjusting drive plate is linearly arranged with a drive gear, a drive gear wheel is engaged with the drive gear, the drive gear wheel is rotationally arranged at the bottom of the puncture training table through a gear shaft, and one end of the gear shaft is connected with an adjusting handle.

5. The deep vein puncture training simulation device of claim 4, wherein: The bottom of the puncture training table is provided with a guide fixed plate corresponding to each adjusting hole, and the bottom of the body position adjusting block is fixedly installed with an adjusting guide column; the adjusting drive plate and the adjusting guide column are movably inserted through the guide fixed plate.

6. The deep vein puncture training simulation device of claim 1, wherein: The puncture training needle comprises a training needle base body, two training needle half bodies are oppositely arranged at the end of the training needle base body, an insulating sheet body is arranged between the two training needle half bodies, the two training needle half bodies and the insulating sheet body are combined to form a needle structure, and the two training needle half bodies are electrically connected to the puncture feedback device.

7. The deep vein puncture training simulation device of claim 6, wherein: The puncture feedback device comprises a feedback device housing, a storage battery and a driving circuit board electrically connected to the storage battery are arranged in the feedback device housing, a feedback lamp or / and a feedback buzzer is electrically connected to the driving circuit board, and the feedback lamp or / and the feedback buzzer is partially exposed on the surface of the feedback device housing.

8. The deep vein puncture training simulation device of claim 1, wherein: A liquid storage device for storing the simulation blood is further included, the liquid storage device is communicated with a blood pump for pumping the simulation blood, and each simulation deep vein is respectively communicated to the liquid outlet end of the blood pump.

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