阅读说明：本技术 一种医疗心内科用听诊器 (Stethoscope for medical cardiology department ) 是由 程元辉 于 2021-09-15 设计创作，主要内容包括：本发明涉及医疗器械领域,具体公开了一种医疗心内科用听诊器,包括佩戴组件和两个听诊头,佩戴组件包括U型臂、U型架和耳罩,听诊头存放在凹槽中,第三空腔中设有第二PCB板和第二电源模块,听诊头顶部的底壁上设有第二显示屏、第二按键模块以及与第一充电接触头配合的第二充电接触头,扬声器、第一显示屏、第一按键模块和第一充电接触头均由第一电源模块供电且由第一PCB板控制,第二显示屏和第二按键模块均由第二电源模块供电且由第二PCB板控制,第一PCB板和第二PCB板上均设有处理模块、存储模块和无线模块,第一PCB板和第二PCB板之间通过其上的无线模块实现无线通信；本发明能够有效地解决现有技术存在使用不便、舒适性不佳和听诊效果不佳等问题。(The invention relates to the field of medical instruments, and particularly discloses a stethoscope for a medical cardiology department, which comprises a wearing assembly and two auscultation heads, wherein the wearing assembly comprises a U-shaped arm, a U-shaped frame and ear shields, the auscultation heads are stored in a groove, a second PCB and a second power supply module are arranged in the third cavity, a second display screen, a second key module and a second charging contact matched with the first charging contact are arranged on the bottom wall of the top of the stethoscope head, the loudspeaker, the first display screen, the first key module and the first charging contact are all powered by the first power supply module and controlled by the first PCB, the second display screen and the second key module are all powered by the second power supply module and controlled by the second PCB, a processing module, a storage module and a wireless module are arranged on the first PCB and the second PCB, and wireless communication is achieved between the first PCB and the second PCB through the wireless module on the first PCB; the invention can effectively solve the problems of inconvenient use, poor comfort, poor auscultation effect and the like in the prior art.)

1. The utility model provides a stethoscope for medical treatment intracardiac branch of academic or vocational study which characterized in that: comprises a wearing component and two auscultation heads (1);

the wearing assembly comprises a U-shaped arm (2), a U-shaped frame (3) and earmuffs (4), the ends of two ends of the U-shaped arm (2) are respectively provided with the U-shaped frame (3), the U-shaped frame (3) is movably provided with the earmuffs (4), a first cavity (5) is formed inside each earmuff (4), the first cavity (5) is internally provided with a first power module (6), the bottom wall of the inner end of each earmuff (4) is respectively provided with a sound-raising hole (7), the inside of each earmuff (4) under the cover of the sound-raising hole (7) is respectively provided with a loudspeaker (8), the bottom wall of the outer end of each earmuff (4) is respectively provided with a groove (9) isolated from the first cavity (5), the bottom wall of the outer end of each earmuff (4) is respectively movably provided with a sealing cover (10) matched with the groove (9), one sealing cover (10) is internally provided with a second cavity (11), a first PCB (12) is arranged in the second cavity (11), the bottom walls of the outer ends of the sealing covers (10) are respectively provided with a first display screen (13) and a first key module (14), and the bottom walls of the inner ends of the sealing covers (10) are respectively provided with a first charging connector (15);

the auscultation head (1) is stored in the groove (9), the bottom of the auscultation head (1) is in an arc-shaped concave shape, a third cavity (16) is formed in the auscultation head (1), a second PCB (17) and a second power supply module (18) are arranged in the third cavity (16), and a second display screen (19), a second key module (20) and a second charging contact head (21) matched with the first charging contact head are arranged on the bottom wall of the top of the auscultation head (1);

the loudspeaker (8), the first display screen (13), the first key module (14) and the first charging contact are all powered by a first power module (6) and controlled by a first PCB (12), and the second display screen (19) and the second key module (20) are all powered by a second power module (18) and controlled by a second PCB (17);

the wireless PCB is characterized in that a processing module (22), a storage module (23) and a wireless module (24) are arranged on the first PCB (12) and the second PCB (17), and wireless communication is achieved between the first PCB (12) and the second PCB (17) through the wireless module (24) on the first PCB.

2. Medical cardiology stethoscope according to claim 1, wherein the U-arm (2) is made of an elastic material, and the U-arm (2) is connected to the U-frame (3) by a connecting plate (25), and the plate of the connecting plate (25) slides in a plate slot (26) inside the U-arm (2).

3. Medical cardiology stethoscope according to claim 2, wherein a flexible pad (27) is provided on the inner end of the U-shaped arm (2) on the side wall.

4. The stethoscope for the medical cardiology department according to claim 1, wherein a layer of electric heating pad (28) is disposed on the inner side wall of the groove (9), a set of ultraviolet lamps (29) is symmetrically disposed on the inner side wall of the groove (9), a temperature sensor (30) is disposed on the bottom wall of the inner end of the sealing cover (10), and the electric heating pad (28), the ultraviolet lamps (29) and the temperature sensor (30) are all powered by a first power module (6) and controlled by a first PCB (12).

5. The stethoscope for medical cardiology department according to claim 4, wherein the bottom walls of the grooves (9) are provided with glass gaskets (31), and the side walls of the glass gaskets (31) near the bottom walls of the grooves (9) are coated with a light reflecting layer (32).

6. The medical stethoscope for cardiology department according to claim 1, wherein the inner end of each ear cover (4) is provided with a flexible ring (33), and one ear cover (4) is provided with a charging interface (34) engaged with the first power module (6); and a pickup module is also arranged on the second PCB (17).

7. The stethoscope according to claim 1, wherein the stethoscope head (1) has anti-slip threads (35) on the outer side wall thereof, a pair of magnetic protrusions (36) on the bottom wall of the top of the stethoscope head (1), and magnetic retaining grooves (37) on the bottom wall of the inner end of the sealing cover for matching with the magnetic protrusions (36) on the stethoscope head (1) one by one.

8. Medical cardiology stethoscope according to claim 1, wherein the sealing cap (10) is pivotally attached to a damping hinge (38) on the ear cup (4).

9. Medical cardiology stethoscope according to claim 9, wherein the sealing cap (10) has a first magnet (39) embedded in the sealing cap (10) near the free end thereof, and a second magnet (40) is also embedded in the ear cup (4) and engages with the first magnet (39).

10. Medical cardiology stethoscope according to claim 9, wherein the first magnet (39) and the second magnet (40) are each made of permanent magnets.

Technical Field

The invention relates to the technical field of medical instruments, in particular to a stethoscope for a medical cardiology department.

Background

The department of cardiology is the outpatient service of diseases such as angina pectoris, hypertension, arrhythmia, myocardial infarction, and the like, what is essential in the department of cardiology is the stethoscope, and the stethoscope is the more common diagnostic tool in the medical supplies.

In the application number: CN202022527014.2 patent document discloses a novel stethoscope for cardiology department, which includes a connecting sleeve and two sets of earphones, wherein an adjusting structure is fixedly connected between the two sets of earphones; the adjusting structure comprises two adjusting rods, the adjusting rods are connected to the inner side of the receiver, one end of the rotating head is movably sleeved outside each adjusting rod, the other end of the rotating head is movably connected with a sleeve, and the sleeves are connected through a spring; it is through being provided with the earmuff, adjust the pole, the sleeve, spring and rotating head, when using the stethoscope, can change different earmuffs according to different doctors, so not only the suitability improves to some extent and more sanitary, the user can adjust the width of stethoscope according to the width between self two ears, the expansion of stethoscope can be realized to spring between the sleeve, convenient to use person wears, can avoid medical personnel to cause the extruded uncomfortable of ear to feel after using for a long time like this, simultaneously can also realize being applicable to every doctor's use.

However, the following disadvantages still exist in the practical application process:

first, it is inconvenient to use because the design of traditional stethoscope integral type for the doctor is difficult for adjusting its sound guide hose's length when using, makes the doctor avoid pushing down the sound guide hose at the auscultation in-process, and the carrying of stethoscope is also inconvenient.

Second, comfort is poor because the temperature of the head is lower than the body temperature of a person, which causes greater discomfort to the patient when the head is applied to the skin surface of the patient's body.

Thirdly, the auscultation effect is not good because the doctor must be present in the field when auscultating the patient every time, and meanwhile, the doctor cannot effectively review the previous auscultation process after auscultation to improve the accuracy of the auscultation result, and also can prolong the time period for the patient to receive auscultation.

Disclosure of Invention

The present invention is directed to solving the problems of the prior art, and the problems set forth in the background above.

In order to achieve the purpose, the invention adopts the following technical scheme: a stethoscope for medical cardiology comprises a wearing component and two stethoscope heads;

the wearing assembly comprises a U-shaped arm, U-shaped frames and earmuffs, the U-shaped frames are arranged at the end parts of two ends of the U-shaped arm, the earmuffs are movably mounted on the U-shaped frames, a first cavity is formed in each earmuff, a first power module is arranged in each first cavity, sound-raising holes are formed in the bottom walls of the inner ends of the earmuffs, loudspeakers are arranged in the earmuffs under the cover of the sound-raising holes, grooves isolated from the first cavities are formed in the bottom walls of the outer ends of the earmuffs, sealing covers matched with the grooves are movably mounted on the bottom walls of the outer ends of the earmuffs, a second cavity is formed in each sealing cover, a first PCB is arranged in each second cavity, a first display screen and a first key module are arranged on the bottom walls of the outer ends of the sealing covers, and first charging connectors are arranged on the bottom walls of the inner ends of the sealing covers;

the auscultation head is stored in the groove, the bottom of the auscultation head is arc-shaped and concave, a third cavity is formed in the auscultation head, a second PCB and a second power supply module are arranged in the third cavity, and a second display screen, a second key module and a second charging contact head matched with the first charging contact head are arranged on the bottom wall of the top of the auscultation head;

the loudspeaker, the first display screen, the first key module and the first charging contact are all powered by a first power supply module and controlled by a first PCB, and the second display screen and the second key module are all powered by a second power supply module and controlled by a second PCB;

the first PCB and the second PCB are respectively provided with a processing module, a storage module and a wireless module, and wireless communication is realized between the first PCB and the second PCB through the wireless modules on the first PCB and the second PCB.

Furthermore, the U-shaped arm is made of elastic materials, the U-shaped arm is connected with the U-shaped frame through a connecting plate, and a plate body of the connecting plate is movably connected in a plate groove in the U-shaped arm in a sliding mode.

Furthermore, a flexible cushion layer is arranged on the side wall of the inner end of the U-shaped arm.

Furthermore, all be equipped with one deck electric heating pad on the inside wall of recess, and all be equipped with a set of ultraviolet lamp on the inside wall of recess of symmetry, all be equipped with temperature sensor on the inner diapire of sealed lid, electric heating pad, ultraviolet lamp and temperature sensor are supplied power and are controlled by a PCB board by first power module.

Furthermore, the bottom walls of the grooves are provided with glass gaskets, and the side walls of the glass gaskets, which are close to the bottom walls of the grooves, are plated with a layer of light reflection layer.

Furthermore, the side wall of the inner end of each ear cover is provided with a flexible ring body, and one ear cover is also provided with a charging interface matched with the first power supply module; and the second PCB is also provided with a pickup module.

Furthermore, the lateral wall of the auscultation head is provided with anti-slip threads, the bottom wall of the top of the auscultation head is provided with a pair of magnetic lugs, and the bottom wall of the inner end of the sealing cover is provided with magnetic limiting grooves matched with the magnetic lugs on the auscultation head one by one.

Further, the seal cap is pivotally attached to a damping hinge mount on the earmuff.

Furthermore, a first magnet is embedded in the sealing cover close to one side of the free end of the sealing cover, and a second magnet matched with the first magnet is also embedded in the earmuffs.

Furthermore, the first magnet and the second magnet are both made of permanent magnets.

Compared with the prior art, the invention has the advantages and positive effects that,

1. according to the invention, the wearing assembly and the two auscultation heads are additionally arranged, the wearing assembly comprises the U-shaped arm, the U-shaped frame and the ear muffs, a stethoscope is placed in each ear muff, and the stethoscope and the wearing assembly realize the wireless communication design through the wireless module. Adopt split type design like this, can let doctor's need not worry because of leading the sound hose is pushed down and influence the sound of auscultation at the auscultation in-process, the auscultation head can be accomodate under idle state simultaneously and wear inside the subassembly. The stethoscope has the advantage of effectively enabling doctors to easily auscultate by using the stethoscope product.

2. According to the stethoscope, the wearing assembly comprises the U-shaped arm, the U-shaped frame and the earmuffs, grooves isolated from the first cavity are formed in the bottom walls of the outer ends of the earmuffs, the sealing covers matched with the grooves are movably mounted on the bottom walls of the outer ends of the earmuffs, the stethoscope heads are stored in the grooves, one layer of electric heating pad is arranged on each inner side wall of each groove, a group of ultraviolet lamps are symmetrically arranged on each inner side wall of each groove, the bottom walls of the inner ends of the sealing covers are provided with the temperature sensors, and the electric heating pads, the ultraviolet lamps and the temperature sensors are all powered by the first power supply module and controlled by the first PCB. Wear the first PCB board on the subassembly alright with heating the heat preservation through electric heating pad and temperature sensor to the auscultation head of depositing in the recess like this, disinfect to the auscultation head through the ultraviolet lamp simultaneously. The effect of effectively improving the comfort of the patient in the auscultation process is achieved.

3. According to the stethoscope head, the wearing assembly comprises a U-shaped arm, a U-shaped frame and the ear muffs, a first cavity is formed in each ear muff, a first power supply module is arranged in each first cavity, sound-raising holes are formed in the bottom walls of the inner ends of the ear muffs, loudspeakers are arranged in the ear muffs under the cover of the sound-raising holes, grooves isolated from the first cavity are formed in the bottom walls of the outer ends of the ear muffs, sealing covers matched with the grooves are movably arranged on the bottom walls of the outer ends of the ear muffs, a second cavity is formed in one sealing cover, a first PCB is arranged in the second cavity, a first display screen and a first key module are arranged on the bottom wall of the outer end of each sealing cover, first charging connectors are arranged on the bottom walls of the inner ends of the sealing covers, a third cavity is formed in each stethoscope head, a second PCB and a second power supply module are arranged in the third cavity, and a second display screen and a second key module are arranged on the bottom wall of the top of the stethoscope head, The second button module and with first charging contact complex second charging contact, the speaker, first display screen, first button module and first charging contact are supplied power by first power module and are controlled by first PCB board, second display screen and second button module are supplied power by second power module and are controlled by second PCB board, all be equipped with processing module on first PCB board and the second PCB board, storage module and wireless module, realize wireless communication's design through wireless module above that between first PCB board and the second PCB board. Therefore, the doctor operates the second key module before auscultation, so that the data is heard and recorded by the auscultation head, and the auscultation data is conveniently reviewed by the doctor. The effect of effectively improving the accuracy of the auscultation result of the doctor on the patient is achieved.

Drawings

FIG. 1 is a schematic diagram of an idle state at a first viewing angle according to the present invention;

FIG. 2 is a partially exploded view of the present invention from a second perspective;

FIG. 3 is a pictorial view of the stethoscope head at a third viewing angle in accordance with the present invention;

FIG. 4 is a schematic view of a stethoscope head at a fourth viewing angle, shown in partial cross-section;

FIG. 5 is an exploded view of an earmuff from a fifth perspective according to the present invention;

FIG. 6 is a pictorial view of the sealing cap of the present invention from a sixth viewing angle;

FIG. 7 is a partially sectioned pictorial view of a seventh aspect of the seal cap of the present invention;

FIG. 8 is a partially sectioned isometric view of an earmuff at an eighth viewing angle in accordance with the present invention;

FIG. 9 is a schematic view of a ninth perspective view of the present invention with both the earmuff and the sealing cap partially cut away from the second side;

FIG. 10 is a cross-sectional view of a glass gasket of the present invention;

the reference numerals in the drawings denote: 1-a stethoscope head; 2-U-shaped arm; 3-U-shaped frame; 4-ear muffs; 5-a first cavity; 6-a first power supply module; 7-a sound-raising hole; 8-a loudspeaker; 9-a groove; 10-sealing cover; 11-a second cavity; 12-a first PCB board; 13-a first display screen; 14-a first key module; 15-a first charging connector; 16-a third cavity; 17-a second PCB board; 18-a second power supply module; 19-a second display screen; 20-a second key module; 21-a second charging contact; 22-a processing module; 23-a storage module; 24-a wireless module; 25-a connecting plate; 26-plate groove; 27-a flexible cushion layer; 28-an electrical heating pad; 29-an ultraviolet lamp; 30-a temperature sensor; 31-a glass gasket; 32-a light reflecting layer; 33-a flexible ring body; 34-a charging interface; 35-anti-skid lines; 36-a magnetic bump; 37-magnetic limit groove; 38-damping free bearing; 39-a first magnet; 40-second magnet.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

The stethoscope for medical cardiology department of the present embodiment, with reference to fig. 1 to 10: comprises a wearing component and two auscultation heads 1; the wearing assembly comprises a U-shaped arm 2, a U-shaped frame 3 and earmuffs 4, the end parts of the two ends of the U-shaped arm 2 are respectively provided with the U-shaped frame 3, the U-shaped frame 3 is respectively and movably provided with the earmuffs 4, the insides of the earmuffs 4 are respectively provided with a first cavity 5, the insides of the first cavities 5 are respectively provided with a first power module 6, the bottom walls of the insides of the earmuffs 4 are respectively provided with a sound-raising hole 7, the insides of the earmuffs 4 under the covering of the sound-raising holes 7 are respectively provided with a loudspeaker 8, the bottom walls of the outsides of the earmuffs 4 are respectively provided with a groove 9 isolated from the first cavities 5, the bottom walls of the outsides of the earmuffs 4 are respectively and movably provided with a sealing cover 10 matched with the grooves 9, a second cavity 11 is formed in one sealing cover 10, a first PCB 12 is arranged in the second cavity 11, the bottom wall of the outer end of the sealing cover 10 is provided with a first display screen 13 and a first key module 14, and the bottom wall of the inner end of the sealing cover 10 is provided with a first charging connector 15; the auscultation head 1 is stored in the groove 9, the bottom of the auscultation head 1 is in an arc-shaped concave shape, a third cavity 16 is formed in the auscultation head 1, a second PCB 17 and a second power supply module 18 are arranged in the third cavity 16, and a second display screen 19, a second key module 20 and a second charging contact head 21 matched with the first charging contact head are arranged on the bottom wall of the top of the auscultation head 1; the loudspeaker 8, the first display screen 13, the first key module 14 and the first charging contact are all powered by the first power module 6 and controlled by the first PCB 12, and the second display screen 19 and the second key module 20 are all powered by the second power module 18 and controlled by the second PCB 17; the first PCB 12 and the second PCB 17 are respectively provided with a processing module 22, a storage module 23 and a wireless module 24, and the first PCB 12 and the second PCB 17 realize wireless communication through the wireless module 24 thereon.

The U-shaped arm 2 is made of elastic materials, the U-shaped arm 2 is connected with the U-shaped frame 3 through a connecting plate 25, and the plate body of the connecting plate 25 is movably connected in a plate groove 26 in the U-shaped arm 2 in a sliding mode; therefore, the doctor can adjust the size of the wearing assembly according to the actual size of the head of the doctor, and the wearing assembly is stably worn on the head of the doctor.

The side wall of the inner end of the U-shaped arm 2 is provided with the flexible cushion layer 27 made of rubber materials, so that the comfort of a doctor wearing the assembly on the head can be improved, namely the U-shaped arm 2 cannot be directly contacted with the scalp of the doctor, and the comfort of the doctor hanging the assembly on the neck is also improved.

All be equipped with one deck electric heating pad 28 on the inside wall of recess 9 to all being equipped with a set of ultraviolet lamp 29 on the inside wall of recess 9 the symmetry, all being equipped with temperature sensor 30 on the diapire of sealed lid 10 the inner, electric heating pad 28, ultraviolet lamp 29 and temperature sensor 30 are supplied power and are controlled by first PCB board 12 by first power module 6.

So that the first PCB board 12 can instruct the electric heating pad 28 to work under the cooperation of the temperature sensor 30, so that the stethoscope head 1 stored in the groove 9 can be heated and insulated; it should be noted that only when the stethoscope head 1 is placed in the recess 9 and the corresponding sealing cover 10 of the recess 9 is closed, the first PCB 12 will instruct the electric heating pad 28 in the recess 9 to work, and the determination is made according to whether the first charging connector 15 on the bottom wall of the inner end of the sealing cover 10 forms a circuit (i.e. whether the first charging connector 15 is in a discharging state, i.e. whether the first charging connector 15 is electrically connected to the second charging contact 21)

Still all be equipped with glass gasket 31 on the diapire of recess 9, glass gasket 31 all plates one deck light reflecting layer 32 on being close to 9 diapire one end lateral walls of recess, can make the ultraviolet ray that ultraviolet lamp 29 sent shine the bottom of stethoscope head 1 through glass gasket 31 and light reflecting layer 32 like this to guarantee ultraviolet lamp 29 to the sterile validity of stethoscope head 1, in this embodiment, the ultraviolet ray wavelength that ultraviolet lamp 29 sent is 253.7 nm.

In addition, the ultraviolet lamp 29 sterilizes the stethoscope head 1 and also sterilizes the interior of the recess 9, thereby ensuring the hygiene of the interior of the recess 9.

The side wall of the inner end of the ear muff 4 is also provided with a flexible ring body 33, so that the comfort of the ears of a doctor can be improved, and the noise dryness outside can be reduced to a certain extent when the doctor auscultates; one of the ear muffs 4 is further provided with a charging interface 34 matched with the first power module 6, wherein the charging interface 34 is used for charging the first power module 6 and is also responsible for reading or writing data of the storage module 23 on the first PCB 12; notably, the first PCB 12 may also communicate with an external computer through the wireless module 24; in addition, in the present embodiment, the first power module 6 also supports wireless charging.

The second PCB 17 is further provided with a sound pickup module, wherein the sound pickup module is used for converting the sound signals collected by the stethoscope head 1 into electrical signals and transmitting the first PCB 12, and the first PCB 12 decodes the electrical signals and instructs the speaker 8 to output the signals.

The lateral wall of the auscultation head 1 is provided with anti-slip lines 35, so that the auscultation head 1 is effectively prevented from slipping and falling when being held by a doctor.

Be equipped with a pair of magnetism lug 36 on the diapire at stethoscope head 1 top, all offer on the inner diapire of sealed cowling with stethoscope head 1 on the magnetism spacing groove 37 of magnetism lug 36 one-to-one matching, can restrict stethoscope head 1 gesture in recess 9 effectively like this to ensure first charging joint 15 can charge contact 21 contact with the second.

The sealing cover 10 is rotatably connected to a damping hinge seat 38 on the ear muff 4; a first magnet 39 is embedded in one side of the sealing cover 10 close to the free end of the sealing cover, and a second magnet 40 matched with the first magnet 39 is also embedded in the earmuffs 4; the first magnet 39 and the second magnet 40 are each made of a permanent magnet. Thus, the safety and reliability of the stethoscope head 1 stored in the storage groove 9 can be effectively improved.

The working principle is as follows:

the doctor starts first PCB board 12 through first button module 14 and gets into standby mode, two auscultation heads 1 all are in corresponding recess 9 this moment, first PCB board 12 instruction first power module 6 charges to second power module 18, thereby let second power module 18 be in full electric state all the time, the operating condition of the electric heating pad 28 of first PCB board 12 control under temperature sensor 30's cooperation simultaneously, thereby let auscultation head 1 dimension be at appointed temperature, first PCB board 12 instruction ultraviolet lamp 29 lights regularly simultaneously, thereby disinfect to the inside of auscultation head 1 and recess 9.

In a first step, any one of the sealing caps 10 is opened and the head 1 is removed from the corresponding recess 9.

It should be noted that at the moment when the sealing cover 10 is opened, i.e. at the moment when the first charging contact 15 is electrically disconnected from the second charging contact 21, the first PCB 12 immediately instructs the electric heating pad 28 and the ultraviolet lamp 29 in the recess 9 to be turned off.

In the second step, the doctor starts the first PCB 12 and the second PCB 17 to enter a working state through the first key module 14 and the second key module 20, and establishes a wireless communication channel between the first PCB 12 and the second PCB 17.

In the third step, the doctor wears the wearing assembly on the head, and then places the hand-held auscultation head 1 on the body of the patient for auscultation.

At this time, the sound pickup module on the second PCB 17 converts the sound signal collected by the stethoscope head 1 into an electrical signal, the second PCB 17 transmits the electrical signal to the first PCB 12 through the wireless module 24, and the first PCB 12 decodes the received electrical signal and instructs the speaker 8 to output sound.

It should be noted that, during the third step, the second PCB 17 stores all the electrical signals collected by the sound pickup module in the storage module 23 on the first PCB 12, so that the doctor can transcribe the auscultation data to an external computer or delete the auscultation data through the second key module 20 according to actual needs.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.