CN110974289A

CN110974289A - Medical stethoscope

Info

Publication number: CN110974289A
Application number: CN202010000854.5A
Authority: CN
Inventors: 单伟杰; 宁向梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-04-10

Abstract

The invention relates to the technical field of medical equipment and discloses a medical stethoscope which comprises a shell and a vibrating membrane arranged on one side of the shell, wherein the shell is of a hollow structure, a circuit board is fixed inside the shell, a microphone module is fixed on one side of the circuit board, and a filtering digital power amplifier circuit module is fixed on one side of the microphone module; compared with the traditional stethoscope, the stethoscope has small volume and clear sound, can compare and play the sound stored in each auscultation, enables doctors to know the change of the illness state, can output sound files to a storage device or export the sound files to carry out academic communication, collective teaching and illness state analysis, is not limited to one person to carry out auscultation by themselves by using the traditional medical stethoscope, enables patients to have paroxysmal abnormal pathological sounds which are not easy to be checked in a consulting room, and can be placed at home by themselves.

Description

Medical stethoscope

Technical Field

The invention relates to the technical field of medical equipment, in particular to a medical stethoscope.

Background

The medical equipment refers to instruments, equipment, appliances, materials or other articles which are used for human bodies singly or in combination and also comprises required software, the medical equipment is the most basic element of medical treatment, scientific research, teaching, institutions and clinical discipline work, namely comprises professional medical equipment and household medical equipment, along with the rapid development of modern science and technology, the types of the medical equipment are more and more, a stethoscope is one of the medical equipment, and the stethoscope is the most commonly used diagnostic tool for internal and external gynecologists.

The medical stethoscope of current tradition is including the conduction membrane, auscultation head chest piece, transmission rubber tube and tubular metal resonator, the earplug, the auscultation principle is for pasting the stethoscope chest piece at the area that the health needs the auscultation, sound gets into the auscultation head pickup through the conduction membrane, rethread transmission rubber tube and tubular metal resonator to the earplug, sound has just been heard in the doctor's ear, traditional stethoscope can only be by a doctor to the inspection position of patient auscultation, unusual sound and patient position a bit, the state of an illness changes, paroxysmal disease all has the relation, the change of these factors can lead to auscultation to sound repeatability poor, be not convenient for many doctors to examine the body, the state of an illness is reported and is clearly diagnosed the disease, there are multiple not.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a medical stethoscope, which solves the problems that the existing stethoscope can only auscultate the examined part of a patient by one doctor, some abnormal sounds are related to the body position, the change of the illness state and paroxysmal diseases of the patient, the change of the factors can cause poor sound repeatability in auscultation, and a plurality of doctors are inconvenient to examine the body, report the illness state and clearly diagnose the diseases.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a medical stethoscope, includes the shell and installs the vibrating diaphragm of shell one side, the shell is hollow structure, just the inside of shell is fixed with the circuit board, one side of circuit board is fixed with the microphone module, one side of microphone module is fixed with filtering digital power amplifier circuit module, the microphone module with filtering digital power amplifier circuit module electric connection, one side of circuit board is located the microphone module with the below symmetry of filtering digital power amplifier circuit module is fixed with the speaker, two the speaker all with filtering digital power amplifier circuit module electric connection.

Preferably, a single chip microcomputer is fixed between the two loudspeakers on one side of the circuit board, a storage module is fixed below the single chip microcomputer, the single chip microcomputer is electrically connected with the filtering digital power amplifier circuit module, the single chip microcomputer is electrically connected with the storage module, and a USB transmission port is fixed on the outer surface of the shell.

Preferably, one side of the circuit board is fixed with a GPRS wireless transmission module near the storage module, and the GPRS wireless transmission module is electrically connected with the single chip microcomputer.

Preferably, a touch display screen is fixed on the other side of the housing, and a power switch is fixed below the touch display screen.

Preferably, a plurality of sound raising holes are formed in the two sides of the display screen.

Preferably, a plurality of dust screens are fixed in the sound-raising holes, and the dust screens are made of stainless steel.

(III) advantageous effects

The invention provides a medical stethoscope, which has the following beneficial effects:

compared with the traditional stethoscope, the stethoscope has the advantages of small volume and clear sound, can compare and play the sound stored in each auscultation, enables doctors to know the change of the illness state, can output sound files to a storage device or export the sound files to carry out academic communication, collective teaching and illness state analysis, is not limited to one person to carry out auscultation by themselves, enables patients to have paroxysmal abnormal pathological sounds which are not easy to be checked in a consulting room, can be placed at a position needing auscultation by oneself, and remotely transmits the auscultation sounds to the doctors to find the illness state in time and guide the doctor to use the medicine.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic view of the internal structure of the present invention;

fig. 4 is a schematic view of the working process of the present invention.

In the figure: 1. a vibrating membrane; 2. a housing; 3. a USB transmission port; 4. a sound-raising hole; 5. a dust screen; 6. a display screen; 7. a power switch; 8. a speaker; 9. a filtering digital power amplifier circuit module; 10. a microphone module; 11. a circuit board; 12. a GPRS wireless transmission module; 13. a single chip microcomputer; 14. and a storage module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the present invention provides a technical solution: a medical stethoscope comprises a shell 2 and a vibrating membrane 1 arranged on one side of the shell 2, wherein the shell 2 is of a hollow structure, a circuit board 11 is fixed inside the shell 2, a microphone module 10 is fixed on one side of the circuit board 11, a filtering digital power amplifier circuit module 9 is fixed on one side of the microphone module 10, the microphone module 10 is electrically connected with the filtering digital power amplifier circuit module 9, speakers 8 are symmetrically fixed on one side of the circuit board 11 below the microphone module 10 and the filtering digital power amplifier circuit module 9, both the speakers 8 are electrically connected with the filtering digital power amplifier circuit module 9, during use, one side provided with the vibrating membrane 1 is attached to a part needing auscultation, then the microphone module 10 on the circuit board 11 inside the shell 2 collects normal or abnormal or even very weak sounds and amplifies the sounds and sends the sounds into the filtering digital power amplifier circuit module 9, the sound collected by the microphone module 10 is converted into audio frequency through the filtering digital power amplifier circuit module 9, and is played through the two loudspeakers 8, so that medical personnel can better auscultate the patient.

Further, one side of the circuit board 11 is located and is fixed with the singlechip 13 between two speakers 8, the below of the singlechip 13 is fixed with the storage module 14, the singlechip 13 is electrically connected with the filtering digital power amplifier circuit module 9, and the singlechip 13 is electrically connected with the storage module 14, the outer surface of the shell 2 is fixed with the USB transmission port 3, the audio converted by the filtering digital power amplifier circuit module 9 can be stored in the storage module 14 through the singlechip 13, and when required, the audio file in the storage module 14 can be exported through the USB transmission port 3 for academic exchange, collective teaching and disease analysis.

Furthermore, one side of the circuit board 11 is fixed with a GPRS wireless transmission module 12 near the storage module 14, the GPRS wireless transmission module 12 is electrically connected with a single chip microcomputer 13, and a patient can auscultate a required part at home, then the single chip microcomputer 13 can transmit the audio converted by the filtering digital power amplifier circuit module 9 through the GPRS wireless transmission module 12, and the auscultation sound is remotely transmitted to a doctor to find the state of an illness in time and guide the doctor to take a doctor for treatment.

Further, a touch display screen 6 is fixed on the other side of the housing 2, a power switch 7 is fixed below the touch display screen 6, and in the using process, an operator can operate the touch display screen 6, and the power switch 7 can turn on or off the device.

Further, a plurality of sound-raising holes 4 have all been seted up to the both sides of display screen 6, through a plurality of sound-raising holes 4, can carry out better broadcast with the sound that speaker 8 was broadcast.

Further, the inside of a plurality of sound-emitting holes 4 all is fixed with dust screen 5, and dust screen 5 is stainless steel, can avoid the dust in the outside air through dust screen 5, enters into the inside of shell 2 through sound-emitting holes 4 to cause the influence to the work of the electronic component on circuit board 11.

In conclusion, the working process of the invention is as follows: in the using process, one side provided with the vibrating membrane 1 is attached to a part needing auscultation, then the microphone module 10 on the circuit board 11 in the shell 2 collects normal or abnormal or even very weak sounds and sends the sounds to the filtering digital power amplification circuit module 9, the sounds collected by the microphone module 10 are converted into audio through the filtering digital power amplification circuit module 9 and are played through the two loudspeakers 8, so that medical personnel can better auscultate patients, the audio converted by the filtering digital power amplification circuit module 9 can be stored in the storage module 14 through the singlechip 13, and when needed, audio files in the storage module 14 can be led out through the USB transmission port 3 to carry out academic communication, collective teaching and disease analysis, and the patients can auscultate the required part at home, then the single chip microcomputer 13 can transmit the audio converted by the filtering digital power amplifier circuit module 9 through the GPRS wireless transmission module 12, and remotely transmit the auscultation sound to a doctor to find the state of an illness and guide the doctor to take a doctor for medication.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A medical stethoscope comprising a housing (2) and a diaphragm (1) mounted on one side of the housing (2), characterized in that: shell (2) is hollow structure, just the inside of shell (2) is fixed with circuit board (11), one side of circuit board (11) is fixed with microphone module (10), one side of microphone module (10) is fixed with filtering digital power amplifier circuit module (9), microphone module (10) with filtering digital power amplifier circuit module (9) electric connection, one side of circuit board (11) is located microphone module (10) with the below symmetry of filtering digital power amplifier circuit module (9) is fixed with speaker (8), two speaker (8) all with filtering digital power amplifier circuit module (9) electric connection.

2. The medical stethoscope of claim 1, wherein: one side of the circuit board (11) is positioned between the two loudspeakers (8) and is fixed with a single chip microcomputer (13), a storage module (14) is fixed below the single chip microcomputer (13), the single chip microcomputer (13) is electrically connected with the filtering digital power amplifier circuit module (9), the single chip microcomputer (13) is electrically connected with the storage module (14), and a USB transmission port (3) is fixed on the outer surface of the shell (2).

3. The medical stethoscope of claim 2, wherein: one side of circuit board (11) is close to storage module (14) department is fixed with GPRS wireless transmission module (12), GPRS wireless transmission module (12) with singlechip (13) electric connection.

4. The medical stethoscope of claim 1, wherein: and a touch display screen (6) is fixed on the other side of the shell (2), and a power switch (7) is fixed below the touch display screen (6).

5. The medical stethoscope of claim 4, wherein: a plurality of sound raising holes (4) are formed in the two sides of the display screen (6).

6. The medical stethoscope of claim 5, wherein: the dust screens (5) are fixed inside the plurality of sound-raising holes (4), and the dust screens (5) are made of stainless steel.