CN110801242A - A child-type multifunctional medical stethoscope - Google Patents

Abstract

The embodiment of the present invention discloses a children's multifunctional medical stethoscope, comprising an auscultation head, two sound transmission ear tubes, a sound transmission conduit, a display screen, a first sound sensor, a temperature probe, a first amplifier circuit, and a first filter circuit and a processing module, the first sound sensor is used to collect heart sound data when the heart is beating; the first amplifier circuit is used to amplify the collected heart sound data; the first filter circuit is used to denoise the amplified heart sound data; the temperature The probe is used to collect the temperature information of the human body; the processing module is used to collect and calculate the denoised heart sound data and temperature information, and control the display screen to display the data. Body temperature, respiratory rate and heart rate are automatically measured according to the sensed chest temperature, chest rise and fall, and heartbeat, and displayed on the display screen to complete the measurement of multiple physiological data within a short period of time. Doctors can concentrate on the auscultation of heart and breath sounds, which is more convenient to use and saves time and effort.

Description

A child-type multifunctional medical stethoscope

technical field

Embodiments of the present invention relate to the field of medical detection equipment, and in particular to a children's multifunctional medical stethoscope.

Background technique

Stethoscope is the most commonly used diagnostic tool for clinicians. Since the stethoscope was used in clinical practice, the shape and sound transmission method have been continuously improved, but the basic structure has not changed much, and the function and technology of the stethoscope have rarely progressed. Most of the children treated in pediatric outpatient clinics are infected children, especially children with respiratory tract infections. Breaths per minute and heartbeats were manually counted. Due to fear, crying and uncooperative children, it is difficult for young children to complete body temperature measurement, cardiopulmonary function, especially heart rate and respiratory rate examinations in a short time. Therefore, the treatment time is too long, which brings a lot of inconvenience to parents and doctors.

SUMMARY OF THE INVENTION

To this end, the embodiments of the present invention provide a children's multifunctional medical stethoscope, so as to solve the problem that it is difficult for the existing stethoscope to complete the measurement of a plurality of physiological data in a short period of time.

In order to achieve the above purpose, an embodiment of the present invention provides a children's multifunctional medical stethoscope, the children's multifunctional medical stethoscope includes an auscultation head, two sound transmission ear tubes and a sound transmission conduit, one end of the sound transmission conduit is connected to the auscultation head The other end of the sound transmission conduit is communicated with one end of the two sound transmission ear tubes, the other ends of the two sound transmission ear tubes are respectively provided with earplugs, and the interior of the auscultation head is provided with interlayer hollow space. The children's multifunctional medical stethoscope also includes a display screen, a first sound sensor, a temperature probe, and a first amplifier circuit, a first filter circuit and a processing module respectively arranged in the interlayer cavity. The first sound The sensor is arranged on the edge of the outer side wall of the auscultation head, and the first sound sensor is used to collect heart sound data when the heart is beating; the first amplifying circuit is electrically connected to the first sound sensor, and the first amplifying circuit is used for The collected heart sound data is amplified; the first filter circuit is electrically connected to the first amplifying circuit, and the first filter circuit is used for denoising the amplified heart sound data to obtain denoised heart sound data; the temperature The probe is arranged on the edge of the outer side wall of the auscultation head, and the temperature probe is used to collect the temperature information of the human body; the display screen is arranged on the side of the auscultation head away from the sound pickup membrane, and the processing module is respectively connected with the first filter circuit, the temperature The probe and the display screen are electrically connected, and the processing module is used for collecting and calculating the denoised heart sound data and temperature information, and controlling the display screen to display the data.

Further, the children's multifunctional medical stethoscope also includes a second sound sensor, and a second amplifier circuit and a second filter circuit respectively arranged in the interlayer cavity, and the second sound sensor is arranged on the outer side wall of the auscultation head. edge, the second sound sensor is used to collect the breath sound data during lung breathing; the second amplifying circuit is electrically connected to the second sound sensor, and the second amplifying circuit is used for collecting the breath sound data collected. The second filter circuit is electrically connected with the processing module and the second amplifier circuit, and the second filter circuit is used for denoising the amplified call tone data to obtain denoised call tone data.

Further, the display screen is an LED display screen.

Further, the children's multifunctional medical stethoscope further includes a battery module, the battery module is arranged in the interlayer cavity, and the battery module is electrically connected with the processing module.

Further, a charging interface is embedded on the side wall of the auscultation head, and the charging interface is electrically connected with the battery module.

Further, a side of the auscultation head facing away from the sound pickup membrane is provided with a control button, and the control button is electrically connected with the processing module.

Further, the processing module is a single-chip microcomputer.

Further, the side of the auscultation head facing away from the sound pickup membrane is provided with a groove, and the display screen is embedded in the groove.

The embodiments of the present invention have the following advantages: the child-type multifunctional medical stethoscope of the embodiments of the present invention provides a temperature probe, a first sound sensor and a second sound sensor on the existing auscultation head, when the auscultation head contacts the skin of the child's chest wall , the temperature probe, the first sound sensor and the second sound sensor are all in contact with the skin, and the body temperature, respiratory rate and heart rate are automatically measured according to the sensed chest temperature, chest rise and fall, and heart beat, and are displayed on the display screen in a very short time. Complete the measurement of multiple physiological data. Doctors can concentrate on the auscultation of heart and breath sounds, which is more convenient to use and saves time and effort.

Description of drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that are required to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only exemplary, and for those of ordinary skill in the art, other implementation drawings can also be derived from the provided drawings without any creative effort.

The structures, proportions, sizes, etc. shown in this specification are only used to cooperate with the contents disclosed in the specification, so as to be understood and read by those who are familiar with the technology, and are not used to limit the conditions for the implementation of the present invention, so there is no technical The substantive meaning above, any modification of the structure, the change of the proportional relationship or the adjustment of the size should still fall within the technical content disclosed in the present invention without affecting the effect and the purpose that the present invention can produce. within the range that can be covered.

1 is a schematic three-dimensional structure diagram of a children's multifunctional medical stethoscope provided by an embodiment of the present invention;

2 is a schematic cross-sectional structural diagram of an auscultation head provided by an embodiment of the present invention;

FIG. 3 is a schematic diagram of a connection of a circuit part of a child-type multifunctional medical stethoscope according to an embodiment of the present invention.

Description of reference numerals: 1, auscultation head; 2, sound transmission ear tube; 3, sound transmission catheter; 4, earplugs; 5, display screen; 6, first sound sensor; 7, temperature probe; 8, first amplifier circuit 9, the first filter circuit; 10, the processing module; 11, the second sound sensor; 12, the second amplifier circuit; 13, the second filter circuit; 14, the battery module; 15, the control button.

Detailed ways

The embodiments of the present invention are described below by specific specific embodiments. Those who are familiar with the technology can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. Obviously, the described embodiments are part of the present invention. , not all examples. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

As shown in Figure 1, the children's multifunctional medical stethoscope includes an auscultation head 1, two sound-transmitting ear tubes 2, a sound-transmitting conduit 3, a display screen 5, a first sound sensor 6, a temperature probe 7, a first amplifying circuit 8, The first filter circuit 9 and the processing module 10, the auscultation head 1 is used to perform artificial diagnosis on the sound signals of the heart and lungs, etc. The auscultation head 1 is provided with a dissection cavity, a sound transmission conduit 3 and a sound transmission ear tube 2 For sound conduction, one end of the sound transmission conduit 3 is communicated with the interior of the auscultation head 1, the other end of the sound transmission conduit 3 is connected with one end of the two sound transmission ear tubes 2 respectively, and the other ends of the two sound transmission ear tubes 2 are respectively connected. Earplugs 4 are respectively provided.

As shown in Figures 2 and 3, the first sound sensor 6 is arranged on the edge of the outer side wall of the auscultation head 1. The first sound sensor 6 is used to collect heart sound data when the heart is beating. When the sound pickup membrane of the auscultation head 1 is in contact with the skin , the first sound sensor 6 is also in contact with the skin, and the heart sound when the heart beats can be collected by the first sound sensor 6 . The first amplifying circuit 8, the first filtering circuit 9 and the processing module 10 are respectively arranged in the interlayer cavity. The first amplifying circuit 8 is electrically connected with the first sound sensor 6, and the first amplifying circuit 8 is used for the collected heart sounds. data is amplified. The first filtering circuit 9 is electrically connected to the first amplifying circuit 8, and the first filtering circuit 9 is used for denoising the amplified heart sound data to obtain denoised heart sound data. The filtering frequency range of the first filtering circuit 9 is the same as that of the heart sound. The frequency range is the same, so other interfering signals in the denoised heart sound data are effectively removed. The temperature probe 7 is arranged on the edge of the outer side wall of the auscultation head 1. The temperature probe 7 is used to collect the temperature information of the human body. In order to prevent the interference caused by the change of the external temperature, the temperature probe 7 is wrapped with a heat insulating material, and only the side facing the pickup film is exposed. The contact surface of the device is in contact with the skin of the child. Since the temperature probe 7 only contacts the skin of the child and is not disturbed by the outside world, the temperature probe 7 can accurately measure the temperature information of the child. In this embodiment, the display screen 5 is an LED display screen, and the display screen 5 is used to display the temperature information, heart rate information and respiratory rate information of the child. The above information can be displayed individually or all at the same time. The display screen 5 is arranged on the auscultation head. 1. The side away from the sound pickup membrane, further, in order to improve the aesthetics of the stethoscope, the side of the auscultation head 1 away from the sound pickup membrane is provided with a groove, and the display screen 5 is embedded in the groove. The processing module 10 is electrically connected to the first filter circuit 9, the temperature probe 7, and the display screen 5, respectively. In this embodiment, the processing module 10 is a single-chip microcomputer, and the processing module 10 is used to collect and calculate the denoised heart sound data and temperature information. The display screen 5 is controlled to display the data. The processing module 10 has a built-in timing module. By counting the denoised heart sound data collected within a predetermined time, the patient's heart rate can be calculated and displayed on the display screen 5 .

Further, in a preferred embodiment of the present invention, as shown in FIG. 3 , the children's multifunctional medical stethoscope further includes a second sound sensor 11, and a second amplifying circuit 12 and a second amplifying circuit 12 and a second sound sensor respectively disposed in the interlayer cavity. The filter circuit 13, the second sound sensor 11 is arranged on the edge of the outer side wall of the auscultation head 1, the second sound sensor 11 is used to collect the exhalation sound data during lung respiration, when the sound pickup membrane of the auscultation head 1 is in contact with the skin, the first sound The two sound sensors 11 are also in contact with the skin, and the exhalation sound when the lungs are breathing can be collected by the second sound sensor 11 . The second amplifying circuit 12 is electrically connected to the second sound sensor 11 , and the second amplifying circuit 12 is used to amplify the collected call tone data; the second filtering circuit 13 is electrically connected to the processing module 10 and the second amplifying circuit 12 , the second filter circuit 13 is used to denoise the amplified call tone data to obtain denoised call tone data. The filtering frequency range of the second filter circuit 13 is the same as the frequency range of the call tone. Therefore, in the denoised call tone data The other interfering signals of the patient are effectively removed, and the processing module 10 can calculate the breathing frequency of the patient by counting the denoised call sound data collected within a predetermined time, and display it on the display screen 5 . Compared with the stethoscope of the above-mentioned embodiment, the stethoscope of the present embodiment can detect the breathing rate of the child in addition to the temperature and heart rate. When the probe 7, the first sound sensor 6 and the second sound sensor 11 are in contact with the skin of the chest wall of the patient, the temperature probe 7, the first sound sensor 6 and the second sound sensor 11 are all in contact with the skin. Temperature, chest rise and fall, heart beat automatically measure body temperature, respiratory rate and heart rate, and display it through the display screen 5, and complete the measurement of multiple physiological data in a very short time. Doctors can concentrate on the auscultation of heart and breath sounds, which is more convenient to use and saves time and effort.

Further, in another preferred embodiment of the present invention, as shown in FIG. 3 , the children's multifunctional medical stethoscope further includes a battery module 14 , the battery module 14 is arranged in the interlayer cavity, and the battery module 14 is electrically connected to the processing module 10 . The battery module 14 is preferably a lithium battery with a large power storage capacity and a small volume. A charging interface (not shown) is embedded on the side wall of the auscultation head 1, and the charging interface is electrically connected to the battery module 14. When charging, only the charging interface is connected to the adapter to charge the battery module 14, which is more convenient to use. .

Further, in another preferred embodiment of the present invention, as shown in FIGS. 1 and 3 , a control button 15 is provided on the side of the auscultation head 1 away from the pickup membrane, and the control button 15 is embedded in the auscultation head 1 away from the pickup membrane. The control button 15 is electrically connected to the processing module 10, and the control button 15 is used to control the opening and closing of the stethoscope, and can also adjust the display mode of the display screen 5. In addition, in this embodiment, the outer surface of the auscultation head 1 And the pickup membranes are printed with colorful cartoon patterns, which can be used to attract the attention of children during diagnosis and reduce their fears.

Although the present invention has been described in detail above with general description and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made on the basis of the present invention. Therefore, these modifications or improvements made without departing from the spirit of the present invention fall within the scope of the claimed protection of the present invention.

Claims (8)

1. a children's multifunctional medical stethoscope, the children's multifunctional medical stethoscope comprises an auscultation head, two sound transmission ear tubes and a sound transmission conduit, one end of the sound transmission conduit is communicated with the interior of the auscultation head, and the The other end of the sound transmission conduit is respectively communicated with one end of the two sound transmission ear tubes, the other ends of the two sound transmission ear tubes are respectively provided with earplugs, and the interior of the auscultation head is provided with an interlayer cavity, which is characterized in that: The children's multifunctional medical stethoscope further includes a display screen, a first sound sensor, a temperature probe, and a first amplifier circuit, a first filter circuit and a processing module respectively arranged in the interlayer cavity. The first sound sensor is provided with On the edge of the outer side wall of the auscultation head, the first sound sensor is used to collect heart sound data when the heart is beating; the first amplifier circuit is electrically connected to the first sound sensor, and the first amplifier circuit is used to collect the collected data. The first filter circuit is electrically connected to the first amplifying circuit, and the first filter circuit is used for denoising the amplified heart sound data to obtain denoised heart sound data; the temperature probe is set On the edge of the outer side wall of the auscultation head, the temperature probe is used to collect the temperature information of the human body; the display screen is arranged on the side of the auscultation head away from the sound pickup membrane, and the processing module is respectively connected with the first filter circuit, the temperature probe, the The display screen is electrically connected, and the processing module is used for collecting and calculating the denoised heart sound data and temperature information, and controlling the display screen to display the data. 2 . The children's multifunctional medical stethoscope according to claim 1 , wherein the children's multifunctional medical stethoscope further comprises a second sound sensor, a second amplifying circuit and a second amplifying circuit respectively disposed in the interlayer cavity. 3 . Two filter circuits, the second sound sensor is arranged on the edge of the outer side wall of the auscultation head, and the second sound sensor is used to collect the breath data during lung breathing; the second amplifying circuit and the second sound sensor The second amplifying circuit is used for amplifying the collected call tone data; the second filtering circuit is electrically connected with the processing module and the second amplifying circuit, and the second filtering circuit is used for amplifying the Denoising is performed on the latter call tone data to obtain denoised call tone data. 3. The children's multifunctional medical stethoscope according to claim 1 or 2, wherein the display screen is an LED display screen. 4 . The children's multifunctional medical stethoscope according to claim 3 , wherein the children's multifunctional medical stethoscope further comprises a battery module, and the battery module is arranged in the interlayer cavity, and the battery module is connected to the processing unit. 5 . The module is electrically connected. 5 . The children's multifunctional medical stethoscope according to claim 4 , wherein a charging interface is embedded on the side wall of the auscultation head, and the charging interface is electrically connected to the battery module. 6 . 6 . The children's multifunctional medical stethoscope according to claim 1 or 2 , wherein the side of the auscultation head facing away from the sound pickup membrane is provided with a control button, and the control button is electrically connected to the processing module. 7 . 7. The children's multifunctional medical stethoscope according to claim 1 or 2, wherein the processing module is a single-chip microcomputer. 8. The children's multifunctional medical stethoscope according to claim 1 or 2, wherein a groove is provided on the side of the auscultation head facing away from the sound pickup membrane, and the display screen is embedded in the groove.

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