CN209863874U

CN209863874U - Medical electronic stethoscope

Info

Publication number: CN209863874U
Application number: CN201920326903.7U
Authority: CN
Inventors: 吴静; 吴言; 王�华; 刘楠
Original assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Current assignee: First Affiliated Hospital of Medical College of Xian Jiaotong University
Priority date: 2019-03-15
Filing date: 2019-03-15
Publication date: 2019-12-31
Anticipated expiration: 2029-03-15

Abstract

The utility model discloses a medical electronic stethoscope, including display module, first transistor, potentiometre, second transistor, speaker, metal plug, signal line, miniature electret microphone, listen the head, this medical electronic stethoscope, the structure is ingenious, powerful, easy operation, through using the device, the clear auscultation to patient's treatment position of medical personnel of not only being convenient for, the medical personnel of still being convenient for observe the wave band condition of patient's auscultation position sound frequency, has ensured that medical personnel gives patient's auscultation effect.

Description

Medical electronic stethoscope

Technical Field

The utility model relates to a stethoscope especially relates to medical electronic stethoscope.

Background

Stethoscopes are commonly used medical devices. The stethoscope in the prior art has the following defects: (1) the auscultation terminal is often hung on the neck of a doctor, is worn when being used and is taken down when not being used, and is complicated; (2) during auscultation, if the environmental noise is slightly large, doctors can not hear clearly, and misdiagnosis is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve lies in: provides a medical electronic stethoscope to solve the problems in the background technology.

In order to solve the technical problem, the technical scheme of the utility model is that: the medical electronic stethoscope comprises a display module, a first transistor, a potentiometer, a second transistor, a loudspeaker, a metal plug, a signal wire, a miniature electret microphone and a listening head, wherein the first transistor is positioned at the upper end inside the display module, the first transistor is in threaded connection with the display module, the potentiometer is positioned at the upper end inside the display module, the potentiometer is in threaded connection with the display module, the second transistor is positioned at the middle end inside the display module, the second transistor is in threaded connection with the display module, the loudspeaker is positioned at the upper side of the front end of the outer wall of the display module, the loudspeaker is in threaded connection with the display module, the metal plug is positioned at the left side of the bottom of the display module, the metal plug is in tight fit connection with the display module, the signal wire is positioned at the bottom of the metal plug, and one end of the signal wire is welded with the metal plug, the miniature electret microphone be located the signal line other end, miniature electret microphone and signal line welding link to each other, listen the head parcel in miniature electret microphone, listen head and miniature electret microphone adhesive and link to each other.

Furthermore, a Bluetooth receiver is arranged on the right side of the signal line and connected with the signal line through a wire.

Furthermore, a rubber tube penetrates through the outer part of the signal wire and is connected with the signal wire in a tight fit mode.

Furthermore, the front end of the listening head is also provided with a handle, and the handle is connected with the listening head through threads.

Furthermore, the lower end in the display module is also provided with a storage battery, and the storage battery is in threaded connection with the display module.

Furthermore, the rear end of the auditory head is also provided with a sound-proof cover, and the sound-proof cover is connected with the auditory head adhesive.

Compared with the prior art, the medical electronic stethoscope, when in use, medical staff inserts the metal plug into the jack of the display module, the medical staff holds the handle again, the listening head is contacted with the part of the patient to be monitored, at the moment, the miniature electret microphone converts the sound of the auscultation part of the patient into an electric signal and transmits the electric signal to the first transistor through the signal wire, so that the first transistor amplifies the converted electric signal, the amplified electric signal is transmitted to the second transistor through the adjustment of the potentiometer, so that the second transistor amplifies the electric signal for the second time, the amplified electric signal transmits the sound of the electric signal to the loudspeaker, the medical staff can treat the part of the patient through the sound emitted by the loudspeaker, and simultaneously, the second transistor transmits the secondarily amplified electric signal to the display module, the medical electronic stethoscope has the advantages that the display module displays the sound of the auscultation part of the patient in an audio frequency band form, medical staff can know the audio frequency band state of the auscultation part of the patient conveniently, in addition, the medical staff can connect the Bluetooth earphone in the prior art with the Bluetooth receiver, so that the medical staff can use the Bluetooth earphone to auscultate the treatment part of the patient clearly, the medical electronic stethoscope has the advantages of ingenious structure, powerful function and simple operation, and by using the device, the medical staff can conveniently and clearly auscultate the treatment part of the patient, and the medical staff can observe the band condition of the sound frequency of the auscultation part of the patient conveniently, thereby ensuring the auscultation effect of the medical staff on the patient, meanwhile, the soundproof cover is used for isolating the space of the treatment part of the patient with the miniature electret microphone from the external sound, and ensuring the accuracy of the, meanwhile, the storage battery is used for supplying energy to the device, and the rubber tube is used for protecting the appearance of the signal line.

Drawings

FIG. 1 is a partial front view of a medical electronic stethoscope;

FIG. 2 is an internal cross-sectional view of the display module;

FIG. 3 is a cross-sectional view of the connection of a headphone and a miniature electret microphone;

fig. 4 is a circuit diagram of the medical electronic stethoscope.

The display device comprises a display module 1, a first transistor 2, a potentiometer 3, a second transistor 4, a loudspeaker 5, a metal plug 6, a signal line 7, a micro electret microphone 8, a listening head 9, a storage battery 101, a Bluetooth receiver 701, a rubber tube 702, a handle 901 and a sound insulation cover 902.

The following detailed description will be further described in conjunction with the above-identified drawings.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the concepts underlying the described embodiments. It will be apparent, however, to one skilled in the art, that the described embodiments may be practiced without some or all of these specific details. In other instances, well known process steps have not been described in detail.

As shown in fig. 1, 2, 3 and 4, the medical electronic stethoscope comprises a display module 1, a first transistor 2, a potentiometer 3, a second transistor 4, a speaker 5, a metal plug 6, a signal line 7, a miniature electret microphone 8 and a listening head 9, wherein the first transistor 2 is located at the upper end inside the display module 1, the first transistor 2 is in threaded connection with the display module 1, the potentiometer 3 is located at the upper end inside the display module 1, the potentiometer 3 is in threaded connection with the display module 1, the second transistor 4 is located at the middle end inside the display module 1, the second transistor 4 is in threaded connection with the display module 1, the speaker 5 is located at the upper side of the front end of the outer wall of the display module 1, the speaker 5 is in threaded connection with the display module 1, the metal plug 6 is located at the left side of the bottom of the display module 1, the metal plug 6 is tightly matched and connected with the display module 1, the signal wire 7 is positioned at the bottom of the metal plug 6, one end of the signal wire 7 is connected with the metal plug 6 in a welding way, the miniature electret microphone 8 is positioned at the other end of the signal wire 7, the miniature electret microphone 8 is connected with the signal wire 7 in a welding way, the listening head 9 is wrapped on the miniature electret microphone 8, the listening head 9 is connected with the miniature electret microphone 8 by an adhesive, the right side of the signal wire 7 is also provided with a Bluetooth receiver 701, the Bluetooth receiver 701 is connected with a signal wire 7 by a conducting wire, the outside of the signal wire 7 is also penetrated with a rubber pipe 702, the rubber pipe 702 is tightly matched and connected with the signal wire 7, the front end of the listening head 9 is also provided with a handle 901, the handle 901 is connected with the listening head 9 by a thread, the lower end inside the display module 1 is also provided with a storage battery 101, the storage battery 101 is connected with the display module 1 through threads, a sound insulation cover 902 is further arranged at the rear end of the listening head 9, and the sound insulation cover 902 is connected with the listening head 9 through an adhesive.

When the medical electronic stethoscope is used, a medical worker inserts the metal plug 6 into the jack at the display module 1, holds the handle 901 again, and makes the listening head 9 contact with the part of a patient to be monitored, at the moment, the miniature electret microphone 8 converts the sound of the auscultation part of the patient into an electric signal and transmits the electric signal to the first transistor 2 through the signal wire 7, so that the first transistor 2 amplifies the converted electric signal, the amplified electric signal is adjusted by the potentiometer 3 and then transmitted to the second transistor 4, so that the second transistor 4 amplifies the electric signal for the second time, the amplified electric signal transmits the sound of the electric signal to the loudspeaker 5, the medical worker can auscultate the treatment part of the patient through the sound emitted by the loudspeaker 5, and meanwhile, the second transistor 4 transmits the sound of the electric signal amplified for the display module 1, let display module 1 present the audio frequency wave band form with the sound of patient auscultation position with this and show, be convenient for medical personnel to know the audio frequency wave band state of patient auscultation position, furthermore, medical personnel can be connected bluetooth headset among the prior art with bluetooth receiver 701, so that medical personnel use the bluetooth headset clear to carry out the auscultation to patient's treatment position, and simultaneously, sound-proof housing 902 is for keeping apart with external sound in the space with miniature electret microphone 8 auscultation patient treatment position, the accurate nature of miniature electret microphone 8 auscultation patient treatment position has been ensured, and simultaneously, battery 101 is for providing energy supply for the device, rubber tube 702 is for playing the guard action to the outward appearance of signal line 7.

The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.

Claims

1. The medical electronic stethoscope is characterized by comprising a display module, a first transistor, a potentiometer, a second transistor, a loudspeaker, a metal plug, a signal wire, a miniature electret microphone and a listening head, wherein the first transistor is positioned at the upper end inside the display module, the first transistor is in threaded connection with the display module, the potentiometer is positioned at the upper end inside the display module, the potentiometer is in threaded connection with the display module, the second transistor is positioned at the middle end inside the display module, the second transistor is in threaded connection with the display module, the loudspeaker is positioned at the upper side of the front end of the outer wall of the display module, the loudspeaker is in threaded connection with the display module, the metal plug is positioned at the left side of the bottom of the display module, the metal plug is in tight fit connection with the display module, the signal wire is positioned at the bottom of the metal plug, and one end of the signal wire is welded with the metal plug, the miniature electret microphone be located the signal line other end, miniature electret microphone and signal line welding link to each other, listen the head parcel in miniature electret microphone, listen head and miniature electret microphone adhesive and link to each other.

2. The medical electronic stethoscope as defined in claim 1, wherein said signal line is further provided with a bluetooth receiver at the right side thereof, said bluetooth receiver being connected to the signal line lead.

3. The medical electronic stethoscope according to claim 2, wherein a rubber tube is further inserted through the exterior of said signal line, said rubber tube being tightly fitted to said signal line.

4. The medical electronic stethoscope according to claim 3, wherein said front end of said stethoscope head further comprises a handle, said handle being threadably connected to said stethoscope head.

5. The medical electronic stethoscope according to claim 4, wherein said display module further comprises a battery at a lower end of the interior thereof, said battery being threadedly coupled to said display module.

6. The medical electronic stethoscope as defined in claim 5, wherein said rear end of said stethoscope head further comprises a sound-proof cover, said sound-proof cover being attached to said stethoscope head adhesive.