CN208973896U - A kind of sealed cardiac stethoscope - Google Patents

Abstract

The utility model discloses a kind of sealed cardiac stethoscopes, by by pickup chest piece, acoustic conduit, clip, ear-hang and closed earplug are constituted, the pickup chest piece fitting body surface collects heart sounds, sound is analyzed from the acoustic ducted propagation to the closed earplug for doctor again, the closed earplug is by earplug body again, rotating ball, connecting column and ear muff are constituted, sound is first from the acoustic ducted propagation to the earplug body, amplified again by the Yang Sheng in the rotating ball, doctor's ear is transmitted to by ear muff, rotating ball described in the ear muff is fixedly connected, it can be as the rotating ball be in inside of spherical groove rotation, doctor can rotate the angle of ear muff according to the ear canal structure of oneself, obtain the effect of comfortable In-Ear highly resistance noise.

Description

A kind of sealed cardiac stethoscope

Technical field

The utility model relates to medicine instrument technical field more particularly to a kind of sealed cardiac stethoscopes.

Background technique

Stethoscope is the tool that physician is used to monitor the heartbeat of patient, pulse in clinical position, common medical treatment Instrument is the important medical instruments of the diagnosis and inspection of patient, and stethoscope is to amplify patient's heart sound collecting by auscultation head, Doctor can have noise interference when in use, and existing low side stethoscope is due to economic factor, and there are jamproof energy The weak problem of power.

Utility model content

The purpose of this utility model is to provide a kind of sealed cardiac stethoscopes, it is intended to solve existing stethoscope in the presence of anti- The weak problem of the ability of interference.

To achieve the above object, the stethoscope includes pickup chest piece, acoustic conduit, clip, ear-hang and closed earplug, The pickup chest piece is fixedly connected with one end of shown acoustic conduit, and be located at the acoustic conduit lower section, the ear-hang with The other end of the acoustic conduit is fixedly connected, and is located at the top of the acoustic conduit, the clip and the acoustic conduit Outer wall fixed bonding, and between the pickup chest piece and the ear-hang, the closed earplug and the acoustic earplug Upper end be fixedly connected, and be located at the ear-hang camber line on the inside of；

The closed earplug includes earplug body, rotating ball, connecting column and ear muff, the front end setting of the earplug body There is spherical groove, the rotating ball is mounted on inside of spherical groove, and one end of the connecting column and the outside of the rotating ball are fixed Connection, the ear muff are fixedly connected with the other end of the connecting column.

Wherein, the diameter of the pickup chest piece is 45~50 millimeters, and the pickup chest piece is titanium alloy material.

Wherein, the acoustic conduit includes Y shape sebific duct and connecting tube, one end of the connecting tube and the Y shape sebific duct Left side bifurcated pipe is fixedly connected, and the other end of the connecting tube is fixedly connected with the right side bifurcated pipe of the Y shape sebific duct.

Wherein, the clip includes curved wire, upper clamp plate and lower clamp plate, and the upper clamp plate is outer with the acoustic conduit Wall is fixedly connected, and one end of the curved wire is fixedly connected with the upper clamp plate, the other end of the curved wire with it is described Lower clamp plate is fixedly connected.

Wherein, the ear-hang is the rigid plastics material of half arc.

Wherein, the rotating ball and spherical groove junction are provided with metal contact piece, and rotating ball leaks out outside spherical groove A quarter.

Wherein, loudspeaker is provided in the rotating ball, loudspeaker passes through the original in metal contact piece and the earplug body Part is electrically connected.

Wherein, the ear muff is multi-section structure, and is flexibly connected between each section detachable.

A kind of sealed cardiac stethoscope provided by the utility model, by by pickup chest piece, acoustic conduit, clip, ear It hangs and closed earplug is constituted, the pickup chest piece fitting body surface collects heart sounds, and sound is again from the acoustic Ducted propagation is analyzed to the closed earplug for doctor, and the closed earplug is by earplug body, rotating ball, connecting column again It is constituted with ear muff, sound amplifies from the acoustic ducted propagation to the earplug body, then by the rotating ball first, passes through institute It states ear muff and is transmitted to doctor's ear, the connecting column is fixedly connected with the rotating ball, can be as the rotating ball is in spherical female Rotation in slot, doctor can rotate the angle of ear muff according to the ear canal structure of oneself, obtain comfortable In-Ear highly resistance noise Effect.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the stethoscopic structural schematic diagram of the utility model；

Fig. 2 is the enlarged drawing of the utility model closed earplug；

Fig. 3 is the enlarged drawing of the utility model clip.

In figure: 100- stethoscope, 10- pickup chest piece, 20- acoustic conduit, 21-Y shape sebific duct, 22- connecting tube, 30- clip, 31- curved wire, 32- upper clamp plate, 33- lower clamp plate, 40- ear-hang, 50- closed earplug, 51- earplug body, 52- rotating ball, 53- connecting column, 54- ear muff.

Specific embodiment

The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model Limitation.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this The limitation of utility model.In addition, the meaning of " plurality " is two or more in the description of the present invention, unless separately There is clearly specific restriction.

It please refers to Fig.1 to Fig.3, the utility model provides a kind of closed cardiotelephone, and the stethoscope 100 includes Pickup chest piece 10, acoustic conduit 20, clip 30, ear-hang 40 and closed earplug 50, the pickup chest piece 10 are led with shown acoustic One end of pipe 20 is fixedly connected, and is located at the lower section of the acoustic conduit 20, and the ear-hang 40 is another with the acoustic conduit 20 One end is fixedly connected, and is located at the top of the acoustic conduit 20, and the outer wall of the clip 30 and the acoustic conduit 20 is fixed Bonding, and between the pickup chest piece 10 and the ear-hang 40, the closed earplug 50 and the acoustic conduit 20 Upper end is fixedly connected, and is located on the inside of the camber line of the ear-hang 40；

The closed earplug 50 includes earplug body 51, rotating ball 52, connecting column 53 and ear muff 54, the earplug body 51 front end is provided with spherical groove, and the rotating ball 52 is mounted on inside of spherical groove, one end of the connecting column 53 with it is described The outside of rotating ball 52 is fixedly connected, and the ear muff 54 is fixedly connected with the other end of the connecting column 53.

In the present embodiment, patient's heart sound is collected by the pickup chest piece 10 first, then is led from the acoustic Pipe 20 travels to the closed earplug 50, to prevent in use, because stethoscope 100 and clothing friction generate noise, Interference is generated to auscultation effect, is fixed on foreign object using preceding using the clip 30, by 40 sets of the ear-hang on ear, Souffle problem can further be reduced, the closed earplug 50 is again by earplug body 51, rotating ball 52,53 and of connecting column Ear muff 54 is constituted, and the ear muff 54 is fixedly connected on the connecting column 53, forms In-Ear enclosed construction, is obtained preferable The effect being isolated with external voice, the connector can also be as rotating ball 52 be in the inside of spherical groove turn of the earplug body 51 It is dynamic.

The stethoscope 100 of the utility model, by by pickup chest piece 10, acoustic conduit 20, clip 30, ear-hang 40 and closing Formula earplug 50 is constituted, and the pickup chest piece 10 is bonded body surface and collects heart sounds, and sound is again from the acoustic conduit 20 travel to the closed earplug 50 analyzes for doctor, the closed earplug 50 be again by earplug body 51, rotating ball 52, Connecting column 53 and ear muff 54 are constituted, and sound travels to the earplug body 51 from the acoustic conduit 20 first, then by described turn Dynamic ball 52 amplifies, and is transmitted to doctor's ear by ear muff, the connecting column 53 is fixedly connected with the rotating ball 52, can be with institute It states rotating ball 52 to rotate in inside of spherical groove, doctor can rotate the angle of ear muff according to the ear canal structure of oneself, obtain comfortable In-Ear highly resistance noise effect.

Further, the diameter of the pickup chest piece 10 is 45~50 millimeters, and the pickup chest piece 10 is titanium alloy Material.In the embodiment of present embodiment, the pickup chest piece 10 for being 45~50 millimeters by diameter can be preferably bonded Adult human body can reduce the attenuation rate of sound using titanium alloy material.

Further, the acoustic conduit 20 includes Y shape sebific duct 21 and connecting tube 22, one end of the connecting tube 22 and institute The left side bifurcated pipe for stating Y shape sebific duct 21 is fixedly connected, the right side bifurcated of the other end of the connecting tube 22 and the Y shape sebific duct 21 Pipe is fixedly connected.In the embodiment of present embodiment, pass through the connecting tube being fixedly connected between 21 liang of bifurcated pipes of Y shape sebific duct 22, the effect for limiting 21 deformation range of Y shape sebific duct can be obtained.

Further, the clip 30 includes curved wire 31, upper clamp plate 32 and lower clamp plate 33, the upper clamp plate 32 and institute The outer wall for stating acoustic conduit 20 is fixedly connected, and one end of the curved wire 31 is fixedly connected with the upper clamp plate 32, the arc The other end of shape steel wire 31 is fixedly connected with the lower clamp plate 33.In the embodiment of present embodiment, pass through the upper clamp plate 32 connect with the outer wall of the acoustic conduit 20, press down on the curved wire in the upper clamp plate 32 and the lower clamp plate 33 31, foreign object is placed between the upper clamp plate 32 and the angle of the lower clamp plate 33, hand, the curved wire 31 itself are unclamped Possessed memory function can be realized the firm effect clamped of foreign object.

Further, the ear-hang 40 is the rigid plastics material of half arc.In the embodiment of present embodiment, pass through The ear-hang 40 of half arc can preferably be hung on the ear of human body arc, can be to described by the rigid plastics material Acoustic conduit 20 and the gravity of closed earplug 50 play the effect of support.

Further, the rotating ball 52 and spherical groove junction are provided with metal contact piece, and rotating ball 52 leaks out ball The outer a quarter of connected in star.In the embodiment of present embodiment, the earplug body can be obtained by the metal contact piece The 51 transferable effects of 52 sound of rotating ball, the rotating ball 52, which leaks out the outer a quarter of spherical groove and can get, to be conducive to turn The effect that dynamic ball 52 rotates in a certain range.

Further, loudspeaker is provided in the rotating ball 52, loudspeaker passes through metal contact piece and the earplug body Original part in 51 is electrically connected.In the embodiment of present embodiment, pass through the metal in the metal contact piece and the ear piece Original part in contact and the earplug body 51 is electrically connected, and can get voice signal being converted to telecommunications in earplug body 51 Number, then the effect for being amplified sound by the loudspeaker in the rotating ball 52.

Further, the ear muff 54 is multi-section structure, and is flexibly connected detachable.In the embodiment of present embodiment In, by the flexible connection of the multi-section structure ear muff 54, it can get and user is allowed to choose whether to increase according to the depth of oneself ear canal Add insertion depth, while also enhancing soundproof effect.

The working principle and process for using of the utility model: when needing the heart to patient to auscultate, first by institute It states ear-hang 40 to hang on ears, clip 30 is clipped on the collar of oneself, the fixation before completing 100 use of stethoscope, then Pickup chest piece 10 by diameter for 45~50 millimeters of titanium alloy material is fitted in the chest locations of patient, the pickup Sound collecting is transmitted to the closed earplug by the acoustic conduit 20 of Y shape and analyzed for doctor by chest piece 10, described Closed earplug includes earplug body 51, rotating ball 52, connecting column 53 and ear muff 54, and sound is passed from the acoustic conduit 20 first It is multicast to the earplug body 51, then is amplified by the loudspeaker in the rotating ball 52, doctor's ear is transmitted to by the ear muff 54 Piece, the connecting column 53 is fixedly connected with the rotating ball 52, can be as the rotating ball 52 is in inside of spherical groove rotation, doctor The angle of ear muff 54 can be rotated according to the ear canal structure of oneself.

Above disclosed is only a kind of preferred embodiment of the utility model, certainly cannot be practical to limit with this Novel interest field, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and according to Equivalent variations made by the utility model claims, still falls within the scope of the utility model.

Claims (8)

1. a kind of sealed cardiac stethoscope, which is characterized in that

The stethoscope includes pickup chest piece, acoustic conduit, clip, ear-hang and closed earplug, the pickup chest piece with it is shown One end of acoustic conduit is fixedly connected, and is located at the lower section of the acoustic conduit, and the ear-hang is another with the acoustic conduit End is fixedly connected, and is located at the top of the acoustic conduit, the outer wall fixed bonding of the clip and the acoustic conduit, and position Between the pickup chest piece and the ear-hang, the closed earplug is fixedly connected with the upper end of the acoustic conduit, and position On the inside of the camber line of the ear-hang；

The closed earplug includes earplug body, rotating ball, connecting column and ear muff, and the front end of the earplug body is provided with ball Connected in star, the rotating ball are mounted on inside of spherical groove, are fixedly connected on the outside of one end of the connecting column and the rotating ball, The ear muff is fixedly connected with the other end of the connecting column.

2. stethoscope as described in claim 1, which is characterized in that the diameter of the pickup chest piece is 45~50 millimeters, The pickup chest piece is titanium alloy material.

3. stethoscope as described in claim 1, which is characterized in that the acoustic conduit includes Y shape sebific duct and connecting tube, described One end of connecting tube is fixedly connected with the left side bifurcated pipe of the Y shape sebific duct, the other end of the connecting tube and the Y shape sebific duct Right side bifurcated pipe be fixedly connected.

4. stethoscope as described in claim 1, which is characterized in that the clip includes curved wire, upper clamp plate and lower clamp plate, The upper clamp plate is fixedly connected with the outer wall of the acoustic conduit, one end of the curved wire and the fixed company of the upper clamp plate It connects, the other end of the curved wire is fixedly connected with the lower clamp plate.

5. stethoscope as described in claim 1, which is characterized in that the ear-hang is the rigid plastics material of half arc.

6. stethoscope as described in claim 1, which is characterized in that the rotating ball and spherical groove junction are provided with metal Contact, and rotating ball leaks out the outer a quarter of spherical groove.

7. stethoscope as described in claim 1, which is characterized in that be provided with loudspeaker in the rotating ball, loudspeaker passes through Original part in metal contact piece and the earplug body is electrically connected.

8. stethoscope as described in claim 1, which is characterized in that the ear muff is multi-section structure, and activity connects between each section It connects detachable.