CN218631111U - Blowing detection simulation teaching device - Google Patents

Abstract

The utility model relates to a detection simulation teaching device blows, including the manikin, the manikin skin has set up detection device blows, detection device blows includes the lung bag of a simulation lung, be equipped with the mouth of blowing and exhale the gas vent on the lung bag, lung bag top still is fixed with a lung bag roof, lung bag roof lower part and a grating chi displacement sensor fixed connection, grating chi displacement sensor comprises grating, displacement inductor, can calculate the volume of blowing according to the relative motion position of grating and displacement inductor, grating chi displacement sensor is through a host system and an upper computer electrical connection. The air blowing amount is detected through the grating ruler displacement sensor, the air blowing amount of each training can be accurately calculated, whether the air blowing amount reaches the standard or not can be accurately calculated, and the simulation data are uploaded to the upper computer equipment in real time. The measurement feedback device working by utilizing the optical principle of the grating has the characteristics of large detection range, high detection precision, high response speed and stability.

Description

Blowing detection simulation teaching device

Technical Field

The utility model relates to a medical science simulation teaching field especially relates to a detection simulation teaching device blows.

Background

Along with the education and popularization of cardiopulmonary resuscitation, the first aid and mutual rescue knowledge of the whole people are actively promoted in all hospitals and colleges, the cardiopulmonary resuscitation mainly comprises three steps of chest compression, airway opening and artificial respiration, the artificial respiration is a positive pressure ventilation mode, if the air blowing amount is too large, the pressure in the chest cavity can be excessively increased, further, the blood backflow is blocked, and if the air blowing amount is too small, the supply of oxygen in the whole body is influenced, and adverse effects can be caused to a patient, so whether the air blowing amount is moderate at each time is also an important component part for cardiopulmonary resuscitation examination.

Disclosure of Invention

In order to solve the problem, the utility model provides a blowing detection simulation teaching device.

The utility model discloses a technical scheme be, a blowing detection simulation teaching device, human model skin sets up blowing detection device down, blowing detection device includes the lung bag of a simulation lung, be equipped with the mouth of blowing and exhale the gas vent on the lung bag, lung bag top still is fixed with a lung bag roof, a serial communication port, lung bag roof lower part and a grating chi displacement sensor fixed connection, grating chi displacement sensor comprises grating, displacement inductor, the displacement inductor comprises photoelectric element and light emitting sensor, can calculate the air blow volume according to grating and photoelectric element's relative motion position, grating chi displacement sensor passes through a host system and an upper computer electrical connection.

Preferably, the air blowing port and the expiration exhaust port are both provided with one-way valves.

Preferably, the device is further provided with a voice broadcasting device, and the voice broadcasting device is connected with the main control module.

Preferably, the lung bag is a cystic structure made of a telescopic material.

Compared with the prior art, the model simulates displacement sensors of a grating ruler implanted under the skin, linear displacement detection is carried out by utilizing the optical principle of the grating to cooperate with a measurement feedback device, the measurement output signals are digital pulses, the model has the characteristics of large detection range, high detection precision, high response speed and stability, and can respond to the point position displacement and direction of the grating in real time, so that the related simulated lung pocket inflation volume, namely the single air blowing volume of a rescuer, is measured by utilizing an algorithm. The grating ruler displacement sensor has the greatest advantage that the structure of the transmission grating is very suitable for mechanical vibration and deformation measurement, is suitable for simulating application environments of people in different environments during blowing, and can ensure the detection stability.

The device can also be provided with a voice broadcasting module, can not depend on an upper computer, is simple and portable, can timely acquire and feed back the air blowing result of a student when the training of the air blowing amount is needed to be independently used, and is more convenient to train, more visual in effect, and can train repeatedly when the air blowing training does not reach the standard until the air blowing operation specification.

Drawings

Fig. 1 is the utility model relates to a structural schematic diagram of a blowing detection simulation teaching device.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Fig. 1 is a structural schematic diagram of a blowing detection simulation teaching device of embodiment of this application, as shown in fig. 1, this blowing detection simulation teaching device sets up blowing detection device under the manikin skin, blowing detection device includes the lung bag 3 of a simulation lung, be equipped with air blow port 5 and exhale gas vent 8 on the lung bag 3, be equipped with the check valve 6 of blowing on the air blow port 5, be equipped with exhale check valve 7 on the exhale gas vent 8, the lung bag 3 top still is fixed with a lung bag roof 2, 2 lower parts of lung bag roof and a grating chi displacement sensor 1 are through a connecting piece 4 fixed connection, grating chi displacement sensor 1 comprises grating 1-2 and displacement inductor 1-1, the displacement inductor comprises photoelectric element and light emitting sensor, can calculate the volume of blowing according to grating 1-2 and photoelectric element's relative motion position, grating chi displacement sensor 1 is through a host computer and an upper computer electricity connection. The lung bag 3 is a cystic structure made of a telescopic material.

The device is equipped with the simulation air flue, and when the training person blows, gaseous through blowing mouth 5 gets into lung bag 3 through the simulation air flue, makes lung bag 3 full, when lung bag 3 is full and when gassing, lung bag roof 2 and grating 1-2 of grating chi displacement sensor 1 produce the same linear motion from top to bottom together. The optical signal generated by the mutual overlapped relative motion of the grating 1-2 and the displacement sensor 1-1 is converted by the photoelectric element and the luminous sensor of the displacement sensor 1-1, and the air blowing amount can be calculated according to the moving length of the grating 1-2. After the air blowing amount information is analyzed and stored by the main control module, the air blowing amount information is transmitted to the upper computer by the communication transmission module in a communication transmission mode, and an air blowing result is fed back to a trainer through the display interface of the upper computer. The blowing amount information can also be directly transmitted to the voice broadcasting device through the main control module and fed back to the trainer in a voice feedback mode.

The device is through implanting training simulation skin lower part with grating chi displacement sensor 1, through the gassing of aerifing of lung bag 3, drive grating 1-2 and realize displacement from top to bottom, through the analysis of host system, acquire the student and blow the number of times, twice interval of blowing, the volume of blowing information etc. compare to these information analysis again, whether qualified according to predetermineeing the training result of blowing range critical value, and can generate real-time supervision volume of blowing curve, compare standard blowing range, thereby correct student's standard and blow, the interactivity of simulation training has been improved. The real-time voice broadcasting module enables students to quickly and visually acquire the result of each air blowing, and the training effect is enhanced.

The product can be applied to study and examination of medical beginners or practitioners on cardiopulmonary resuscitation, medical teachers can demonstrate the operation requirement of the blowing step in the cardiopulmonary resuscitation by using the model, exercise is carried out by means of the model to achieve the necessary skill level, the product can also be used for skill training of safety guards in public places such as the general public, communities, hospitals, security and the like, the model is used for popularizing the cardiopulmonary resuscitation skills of the general public, and the model can be used for replacing a model person under the condition that a real person cannot be used for training, so that the basic requirement of cardiopulmonary resuscitation training of the general public can be met.

While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.

Claims (4)

1. The utility model provides a blowing detection simulation teaching device, includes the manikin, the manikin skin has set up blowing detection device, blowing detection device includes the lung bag of a simulation lung, be equipped with the mouth of blowing and exhale the gas vent on the lung bag, lung bag top still is fixed with a lung bag roof, a serial communication port, lung bag roof lower part and a grating chi displacement sensor fixed connection, grating chi displacement sensor comprises grating, displacement inductor, grating chi displacement sensor passes through a host system and an upper computer electrical connection.

2. The simulated teaching device for air blowing detection of claim 1 wherein said air blowing port and said expiratory air outlet are each provided with a one-way valve.

3. The blowing detection simulation teaching device according to claim 1, wherein a voice broadcasting device is further arranged on the device, and the voice broadcasting device is connected with the main control module.

4. The insufflation detection simulation teaching device of claim 1 wherein the lung bag is a cystic structure of a stretchable material.

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