CN201409934Y - Matching structure of membrane and listening head body of two-band stethoscope - Google Patents
Matching structure of membrane and listening head body of two-band stethoscope Download PDFInfo
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- CN201409934Y CN201409934Y CN2009200405125U CN200920040512U CN201409934Y CN 201409934 Y CN201409934 Y CN 201409934Y CN 2009200405125 U CN2009200405125 U CN 2009200405125U CN 200920040512 U CN200920040512 U CN 200920040512U CN 201409934 Y CN201409934 Y CN 201409934Y
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Abstract
The utility model relates to the medical appliance and accessory, in particular to a stethoscope accessory, a matching structure of the membrane and listening head body of a stethoscope, which comprises a listening head body, a C type seal ring sleeve and a membrane. The C type seal ring sleeve is used for fixing the listening head body and the membrane in a sealing way, the listening head body and the membrane form a sound collecting cavity, the membrane comprises a membrane plate and a rubber sleeve, the rubber sleeve comprises two circular ring belts connected through a spherical belt body,the two circular ring belts have different diameters and are arranged in parallel with the axial lines thereof overlapped, the outer edge of the circular ring belt with a larger diameter is providedwith an annular clamping ring vertical to the circular ring belt, the outer edge of the membrane is embedded in the circular ring belt with a smaller diameter, and the side of the circular ring belt with the smaller diameter in the face of the circular ring belt with the larger diameter is also provided with an annular convex shoulder part. The utility model has the advantages of high durability and accurate positioning, and can sensitively obtain the information on the activities of internal organs of the patient.
Description
Technical field
This utility model relates to a kind of fitting of medical apparatus, specifically is the fit structure of a kind of stethoscope film and can body.
Background technology
Stethoscope is the important tool that the medical and nursing work personnel carry out curative activity, and by stethoscopic sound amplification function, user can be recognized the situation of those internal organs of the patient that sees a doctor.Stethoscope is to collect by the operational sound that can will the person's of seeing a doctor internal organs to amplify, and is passed to the ear of user again via listening tube, earplug.
Judge the active situation of the person's of seeing a doctor internal organs, user needs the health with the stethoscope film contact person of seeing a doctor, China Patent No. 200520122864.7 disclosed a kind of stethoscope films, after examining being used of device film and can body, need rely on the restoring force of film self for the sound of listening to different frequency, thereby behind life-time service, because the fatigue of membrane material, usually cause vibrating diaphragm not restore, and the location is also inaccurate, thereby also can't judges the person's of seeing a doctor visceral motility situation exactly.
Summary of the invention
Main purpose of the present utility model is, provides a kind of ruggedness strong, and accurate positioning, can sharp obtain a kind of diaphragm for stethoscope of the action message of the person's of seeing a doctor internal organs.
The purpose of this utility model is achieved in that
The fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film; Described can body is provided with and the cavity that cooperates rotating shaft to rotate, and described can body is provided with sound collecting surface, is provided with the voice guide hole and the rotating shaft fixing hole that connect described cavity and described sound collecting surface on described can body; Described C type seal ring set is fixed described can body and described film phonograph seal, and described can body and described film form collection sound chamber; Described ring-type tight loop is placed in the collection sound chamber outer rim of described can body; Wherein, described film comprises diaphragm and rubber sleeve; Described rubber sleeve is connected by a spherical zone bulk phase by the ring belt of two diameter differences, parallel and dead in line, and the outer edge of the ring belt that diameter is bigger also is provided with the ring-type tight loop perpendicular to described ring belt; The outer rim of described film embeds in the less circular endless belt of described diameter; Described sound collecting surface is provided with the ring-type convex shoulder.
Further, described ring-type convex shoulder can be to be the U type by the cross section, continuously and closed ring structure; Or be triangular form by the cross section, continuously and closed ring constitute; Or by being the C type by the cross section, also closed continuously ring constitutes; Or be the tetragon type by the cross section, continuously and closed ring constitute.
Further, also be provided with the frequency conversion circle that matches with described ring-type convex shoulder, described frequency conversion circle is an annular closed, and is fixed on the described ring-type convex shoulder.Can also be provided with frequency conversion circle groove by described frequency conversion circle, described frequency conversion circle groove matches with described ring-type convex shoulder, makes and is fixed on the described ring-type convex shoulder.
Further; Described frequency conversion circle can be to be the H type by the cross section, continuously and closed ring constitute; Or be the Y type by the cross section, continuously and closed ring constitute.
Also can also be provided with ring-type frequency conversion circle in the groove of described U type ring-type convex shoulder, described frequency conversion circle is an annular closed, and described frequency conversion circle embeds in the described groove, described frequency conversion circle is fixed in the described groove.
The fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film; Described can body is provided with and the cavity that cooperates rotating shaft to rotate, and described can body is provided with sound collecting surface, is provided with the voice guide hole and the rotating shaft fixing hole that connect described cavity and described sound collecting surface on described can body; Described C type seal ring set is fixed described can body and described film phonograph seal, and described can body and described film form collection sound chamber; Described ring-type tight loop is placed in the collection sound chamber outer rim of described can body; Wherein, described film comprises diaphragm and rubber sleeve; Described rubber sleeve is connected by a spherical zone bulk phase by the ring belt of two diameter differences, parallel and dead in line, and the outer edge of the ring belt that diameter is bigger also is provided with the ring-type tight loop perpendicular to described ring belt; The outer rim of described film embeds in the less circular endless belt of described diameter; On described sound collecting surface, be provided with ring-type sound collecting surface groove; The frequency conversion circle embeds in the described ring-type sound collecting surface groove, and described frequency conversion circle is an annular closed; Described frequency conversion circle embeds and is fixed in the described ring-type sound collecting surface groove.
Further, described frequency conversion circle be by the cross section be the Y type continuously and the ring of sealing constitute.
The utlity model has the recovery that effectively raises after diaphragm for stethoscope is out of shape, strengthened the visceral motility situation accuracy of judging the person of seeing a doctor, make the easier localized beneficial effect of vibrating diaphragm.
Description of drawings
Fig. 1 is the sketch map of this utility model (the can body is established U type convex shoulder)
Fig. 2 is the sketch map of this utility model (the can body is established the triangular form convex shoulder)
Fig. 3 is the sketch map of this utility model (the can body is established the tetragon convex shoulder)
Fig. 4 is the sketch map of this utility model (the can body is established C type convex shoulder)
Fig. 5 is this utility model (the can body is established U type convex shoulder and frequency conversion circle) sketch map
Fig. 6 is this utility model (the can body is established C type convex shoulder and Y type frequency conversion circle) sketch map
Fig. 7 is this utility model (the can body is established C type convex shoulder and H type frequency conversion circle) sketch map
Fig. 8 is this utility model (the can body is established triangular form convex shoulder and C type frequency conversion circle) sketch map
Fig. 9 is this utility model (the can body is established triangular form convex shoulder and Y type frequency conversion circle) sketch map
Figure 10 is this utility model (the can body is established tetragon convex shoulder and H type frequency conversion circle) sketch map
Figure 11 is this utility model (the can body is established tetragon convex shoulder and Y type frequency conversion circle) sketch map
Figure 12 is this utility model (the can body is established four limit type convex shoulders and C type frequency conversion circle) sketch map
Figure 13 is this utility model (the can body is established four limit type convex shoulder and frequency conversion circles) sketch map
Figure 14 is this utility model (the can body is established groove and 1 type frequency conversion circle) sketch map
Figure 15 is this utility model (the can body is established groove and Y type frequency conversion circle) sketch map
Figure 16 is this utility model (the can body is established groove and frequency conversion circle) sketch map
Figure 17 is the sketch map of this utility model film
1 tin bulk 2C type sealing shroud, 3 films, 4 cavitys, 5 sound collecting surfaces
6 voice guide holes, 7 collection sound chamber 8 rubber sleeves, 9 diaphragms, 10 ring-type tight loops
11 ring belts, 12 spherical zone bodies, 13 convex shoulders, 14 rotating shaft fixing holes
15 frequency conversion circles, 16 convex shoulder grooves, 17 frequency conversion circle grooves, 18 sound collecting surface grooves
The specific embodiment
Embodiment 1: in conjunction with Fig. 1, Fig. 5 and Figure 17 this utility model is described further
The fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film; Can body 1 is provided with and the cavity 4 that cooperates rotating shaft to rotate, and can body 1 is provided with sound collecting surface 5, is provided with the voice guide hole 6 and the rotating shaft fixing hole 14 that connect cavity 4 and sound collecting surface 5 on can body 1; C type seal ring set 2 is with can body 1 and film 3 sealing and fixing, and can body 1 forms collection sound chamber 7 with film 3; Ring-type tight loop 10 is placed in the outer rim in the collection sound chamber 7 of can body 1; Film 3 comprises diaphragm 9 and rubber sleeve 8; Rubber sleeve 8 is linked to each other by a spherical zone body 12 by the ring belt 11 of two diameter differences, parallel and dead in line, and the outer edge of the ring belt 11 that diameter is bigger also is provided with the ring-type tight loop 10 perpendicular to ring belt 11; The outer rim of film 3 embeds in the less circular endless belt 11 of described diameter; Sound collecting surface 5 is provided with ring-type convex shoulder 13, ring-type convex shoulder 13 is to be the U type by the cross section, continuously and closed ring constitute.
In conjunction with Fig. 2 as can be known, it is to be triangular form by the cross section that sound collecting surface 5 is provided with ring-type convex shoulder 13, continuously and closed ring constitute.
In conjunction with Fig. 3 as can be known, it is to be the tetragon type by the cross section that sound collecting surface 5 is provided with ring-type convex shoulder 13, continuously and closed ring constitute.
In conjunction with Fig. 4 as can be known, it is to be the C type by the cross section that sound collecting surface 5 is provided with ring-type convex shoulder 13, continuously and closed ring constitute.
Embodiment 2: below in conjunction with Fig. 5 this utility model is described further
The fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film; Can body 1 is provided with and the cavity 4 that cooperates rotating shaft to rotate, and can body 1 is provided with sound collecting surface 5, is provided with the voice guide hole 6 and the rotating shaft fixing hole 14 that connect cavity 4 and sound collecting surface 5 on can body 1; C type seal ring set 2 is with can body 1 and film 3 sealing and fixing, and can body 1 forms collection sound chamber 7 with film 3; Ring-type tight loop 10 is placed in the outer rim in the collection sound chamber 7 of can body 1; Film 3 comprises diaphragm 9 and rubber sleeve 8; Rubber sleeve 8 is linked to each other by a spherical zone body 12 by the ring belt 11 of two diameter differences, parallel and dead in line, and the outer edge of the ring belt 11 that diameter is bigger also is provided with the ring-type tight loop 10 perpendicular to ring belt 11; The outer rim of film 3 embeds in the less circular endless belt 11 of described diameter; Sound collecting surface 5 is provided with ring-type convex shoulder 13.Ring-type convex shoulder 13 is provided with convex shoulder groove 16.Frequency conversion circle 15 is an annular closed, and is fixed on the described ring-type convex shoulder 13 in the convex shoulder groove 16, and frequency conversion circle 15 parts are exposed to outside the convex shoulder groove 16.
Embodiment 3: below in conjunction with Fig. 6 to Figure 13 this utility model is described further
The fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film; Can body 1 is provided with and the cavity 4 that cooperates rotating shaft to rotate, and can body 1 is provided with sound collecting surface 5, is provided with the voice guide hole 6 and the rotating shaft fixing hole 14 that connect cavity 4 and sound collecting surface 5 on can body 1; C type seal ring set 2 is with can body 1 and film 3 sealing and fixing, and can body 1 forms collection sound chamber 7 with film 3; Ring-type tight loop 10 is placed in the outer rim in the collection sound chamber 7 of can body 1; Film 3 comprises diaphragm 9 and rubber sleeve 8; Rubber sleeve 8 is linked to each other by a spherical zone body 12 by the ring belt 11 of two diameter differences, parallel and dead in line, and the outer edge of the ring belt 11 that diameter is bigger also is provided with the ring-type tight loop 10 perpendicular to ring belt 11; The outer rim of film 3 embeds in the less circular endless belt 11 of described diameter; Sound collecting surface 5 is provided with ring-type convex shoulder 13.Frequency conversion circle 15 matches with ring-type convex shoulder 13, and frequency conversion circle 15 is an annular closed, and is fixed on the described ring-type convex shoulder 13.
As shown in Figure 6; Ring-type convex shoulder 13 is to be the C type by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the Y type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in Figure 7; Ring-type convex shoulder 13 is to be the C type by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the H type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in Figure 8; Ring-type convex shoulder 13 is to be leg-of-mutton by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the C type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in Figure 9; Ring-type convex shoulder 13 is to be leg-of-mutton by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the Y type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in figure 10; Ring-type convex shoulder 13 is to be tetragonal by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the H type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in figure 11; Ring-type convex shoulder 13 is to be tetragonal by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the Y type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in figure 12; Ring-type convex shoulder 13 is to be tetragonal by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is the C type, and annular closed.Frequency conversion circle 15 is provided with frequency conversion circle groove 17, and ring-type convex shoulder 13 embeds in the frequency conversion circle groove 17, and frequency conversion circle 15 is fixed on the ring-type convex shoulder 13.
As shown in figure 13; Ring-type convex shoulder 13 is to be tetragonal by the cross section, continuously and closed ring constitute.The cross section of frequency conversion circle 15 is a tetragon, and annular closed.Frequency conversion circle 15 is fixed on the ring-type convex shoulder 13 by bonding.
Embodiment 4: below in conjunction with Fig. 6 to Figure 13 this utility model is described further
The fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film; Can body 1 is provided with and the cavity 4 that cooperates rotating shaft to rotate, and can body 1 is provided with sound collecting surface 5, is provided with the voice guide hole 6 and the rotating shaft fixing hole 14 that connect cavity 4 and sound collecting surface 5 on can body 1; C type seal ring set 2 is with can body 1 and film 3 sealing and fixing, and can body 1 forms collection sound chamber 7 with film 3; Ring-type tight loop 10 is placed in the outer rim in the collection sound chamber 7 of can body 1; Film 3 comprises diaphragm 9 and rubber sleeve 8; Rubber sleeve 8 is linked to each other by a spherical zone body 12 by the ring belt 11 of two diameter differences, parallel and dead in line, and the outer edge of the ring belt 11 that diameter is bigger also is provided with the ring-type tight loop 10 perpendicular to ring belt 11; The outer rim of film 3 embeds in the less circular endless belt 11 of described diameter; On sound collecting surface 5, be provided with ring-type sound collecting surface groove 18; Frequency conversion circle 15 matches with ring-type sound collecting surface groove 18, make frequency conversion circle 15 fixing with sound collecting surface 5 on.
As shown in figure 14, frequency conversion circle 15 is that the cross section is the continuous and close ring of tetragon.Frequency conversion circle 15 embeds in the ring-type sound collecting surface groove 18, and is fixed in the ring-type sound collecting surface groove 18.
As shown in figure 15, frequency conversion circle 15 is that the cross section is the continuous and close ring of Y shape.Frequency conversion circle 15 embeds in the ring-type sound collecting surface groove 18, and is fixed in the ring-type sound collecting surface groove 18.
As shown in figure 16, frequency conversion circle 15 is that the cross section is continuously circular and close ring.Frequency conversion circle 15 embeds in the ring-type sound collecting surface groove 18, and is fixed in the ring-type sound collecting surface groove 18, outside exposure of frequency conversion circle 15 parts and the ring-type sound collecting surface groove 18.
During use: the person's of seeing a doctor visceral motility sound is sent to collection sound chamber 7 via film 3 with sound, and through hole 6 is sent to the voice guide hole of the rotating shaft that is rotatably assorted with can body cavity 4 with sound again, is sent to user by flexible pipe at last.
When user need be listened to the sound of different audio frequency, only need diaphragm 9 is depressed or diaphragm 9 do not depressed, make the convex shoulder 13 on the tin bulk 1 contact with film 3 or not contact, realized changing the space in collection sound chamber 7, thereby reached the purpose that changes the sound of listening to different audio frequency with film 3.
Wherein,,, make when listening to sound that make the sealing of the 7 pairs of sound in collection sound chamber stronger, hearing effect is better so there are 2 contact surfaces in convex shoulder 13 with film 3 because convex shoulder 13 is U types.
Or when cooperating frequency conversion circle 15 on the convex shoulder 13, when being the H type as if frequency conversion circle 15, there are 2 contact surfaces in frequency conversion circle 15 with film 3, makes when listening to sound, makes the sealing of the 7 pairs of sound in collection sound chamber stronger, and hearing effect is better.
Or when cooperating installation Y type frequency conversion circle 15 in the ring-type sound collecting surface groove 18, there are 2 contact surfaces in Y type frequency conversion circle 15 with film 3, makes when listening to sound, makes the sealing of the 7 pairs of sound in collection sound chamber stronger, and hearing effect is better.
Claims (12)
1, the fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film;
Described can body is provided with and the cavity that cooperates rotating shaft to rotate, and described can body is provided with sound collecting surface, is provided with the voice guide hole and the rotating shaft fixing hole that connect described cavity and described sound collecting surface on described can body;
Described C type seal ring set is fixed described can body and described film phonograph seal, and described can body and described film form collection sound chamber; Described ring-type tight loop is placed in the collection sound chamber outer rim of described can body;
It is characterized in that: described film comprises diaphragm and rubber sleeve; Described rubber sleeve is connected by a spherical zone bulk phase by the ring belt of two diameter differences, parallel and dead in line, and the outer edge of the ring belt that diameter is bigger also is provided with the ring-type tight loop perpendicular to described ring belt; The outer rim of described film embeds in the less circular endless belt of described diameter;
Described sound collecting surface is provided with the ring-type convex shoulder.
2, the fit structure of a kind of two-band stethoscope film according to claim 1 and can body is characterized in that: described ring-type convex shoulder is to be the U type by the cross section, continuously and closed ring constitute.
3, the fit structure of a kind of two-band stethoscope film according to claim 1 and can body is characterized in that: described ring-type convex shoulder is to be triangular form by the cross section, continuously and closed ring constitute.
4, the fit structure of a kind of two-band stethoscope film according to claim 1 and can body is characterized in that: described ring-type convex shoulder is to be the C type by the cross section, continuously and closed ring constitute.
5, the fit structure of a kind of two-band stethoscope film according to claim 1 and can body is characterized in that: described ring-type convex shoulder is to be the tetragon type by the cross section, continuously and closed ring constitute.
6, according to claim 1,3,4,5, in the fit structure of arbitrary described a kind of two-band stethoscope film and can body, it is characterized in that: also be provided with the frequency conversion circle that matches with described ring-type convex shoulder, described frequency conversion circle is an annular closed, and is fixed on the described ring-type convex shoulder.
7, the fit structure of a kind of two-band stethoscope film according to claim 6 and can body, it is characterized in that: described frequency conversion circle is provided with frequency conversion circle groove, and described frequency conversion circle groove matches with described ring-type convex shoulder, makes and is fixed on the described ring-type convex shoulder.
8, the fit structure of a kind of two-band stethoscope film according to claim 7 and can body is characterized in that: described frequency conversion circle is to be the H type by the cross section, continuously and closed ring constitute.
9, the fit structure of a kind of two-band stethoscope film according to claim 6 and can body is characterized in that: described frequency conversion circle is to be the Y type by the cross section, continuously and closed ring constitute.
10, the fit structure of a kind of two-band stethoscope film according to claim 2 and can body, it is characterized in that: in the groove of described U type ring-type convex shoulder, also be provided with the frequency conversion circle, described frequency conversion circle is an annular closed, described frequency conversion circle embeds in the described groove, and described frequency conversion circle is fixed in the described groove.
11, the fit structure of a kind of two-band stethoscope film and can body comprises can body, C type seal ring set and film;
Described can body is provided with and the cavity that cooperates rotating shaft to rotate, and described can body is provided with sound collecting surface, is provided with the voice guide hole and the rotating shaft fixing hole that connect described cavity and described sound collecting surface on described can body;
Described C type seal ring set is fixed described can body and described film phonograph seal, and described can body and described film form collection sound chamber; Described ring-type tight loop is placed in the collection sound chamber outer rim of described can body;
It is characterized in that: described film comprises diaphragm and rubber sleeve; Described rubber sleeve is connected by a spherical zone bulk phase by the ring belt of two diameter differences, parallel and dead in line, and the outer edge of the ring belt that diameter is bigger also is provided with the ring-type tight loop perpendicular to described ring belt; The outer rim of described film embeds in the less circular endless belt of described diameter;
On described sound collecting surface, be provided with ring-type sound collecting surface groove; The frequency conversion circle embeds in the described ring-type sound collecting surface groove, and described frequency conversion circle is an annular closed; Described frequency conversion circle embeds and is fixed in the described ring-type sound collecting surface groove.
12, the fit structure of a kind of two-band stethoscope film according to claim 11 and can body is characterized in that: described frequency conversion circle be by the cross section be the Y type continuously and the ring of sealing constitute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200405125U CN201409934Y (en) | 2009-04-27 | 2009-04-27 | Matching structure of membrane and listening head body of two-band stethoscope |
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| CN2009200405125U CN201409934Y (en) | 2009-04-27 | 2009-04-27 | Matching structure of membrane and listening head body of two-band stethoscope |
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| CN201409934Y true CN201409934Y (en) | 2010-02-24 |
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| CN2009200405125U Expired - Fee Related CN201409934Y (en) | 2009-04-27 | 2009-04-27 | Matching structure of membrane and listening head body of two-band stethoscope |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102217950A (en) * | 2010-04-16 | 2011-10-19 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head structure with adjustable voice frequency |
| WO2011127633A1 (en) * | 2010-04-16 | 2011-10-20 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head with adjustable audio frequency |
| CN103006254A (en) * | 2010-04-16 | 2013-04-03 | 无锡市凯顺医疗器械制造有限公司 | Audio-adjustable listening head structure for stethoscope |
| CN103156635A (en) * | 2013-03-21 | 2013-06-19 | 无锡市凯顺医疗器械制造有限公司 | Combined-type stethoscope membrane assembly |
| CN104586424A (en) * | 2015-01-27 | 2015-05-06 | 江苏远燕医疗设备有限公司 | Stethoscope listening head |
| CN106659462A (en) * | 2014-08-04 | 2017-05-10 | 3M创新有限公司 | One piece stethoscope diaphragm |
| CN111973216A (en) * | 2019-05-21 | 2020-11-24 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head matching structure |
| US20220087634A1 (en) * | 2019-05-21 | 2022-03-24 | Wuxi Kaishun Medical Device Manufacturing Co., Ltd. | Multi-Audio Stethoscope Head |
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2009
- 2009-04-27 CN CN2009200405125U patent/CN201409934Y/en not_active Expired - Fee Related
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|---|---|---|---|---|
| US9801606B2 (en) | 2010-04-16 | 2017-10-31 | Xijie Shan | Stethoscope head with adjustable audio frequency |
| WO2011127633A1 (en) * | 2010-04-16 | 2011-10-20 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head with adjustable audio frequency |
| CN102217950B (en) * | 2010-04-16 | 2012-12-26 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head structure with adjustable voice frequency |
| CN103006254A (en) * | 2010-04-16 | 2013-04-03 | 无锡市凯顺医疗器械制造有限公司 | Audio-adjustable listening head structure for stethoscope |
| CN102217950A (en) * | 2010-04-16 | 2011-10-19 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head structure with adjustable voice frequency |
| CN103156635A (en) * | 2013-03-21 | 2013-06-19 | 无锡市凯顺医疗器械制造有限公司 | Combined-type stethoscope membrane assembly |
| US10398406B2 (en) | 2014-08-04 | 2019-09-03 | 3M Innovative Properties Company | One piece stethoscope diaphragm |
| CN106659462A (en) * | 2014-08-04 | 2017-05-10 | 3M创新有限公司 | One piece stethoscope diaphragm |
| CN106659462B (en) * | 2014-08-04 | 2020-10-16 | 3M创新有限公司 | Integrated stethoscope diaphragm |
| CN104586424B (en) * | 2015-01-27 | 2017-03-01 | 江苏远燕医疗设备有限公司 | A kind of stethoscope tin |
| CN104586424A (en) * | 2015-01-27 | 2015-05-06 | 江苏远燕医疗设备有限公司 | Stethoscope listening head |
| CN111973216A (en) * | 2019-05-21 | 2020-11-24 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head matching structure |
| US20220087634A1 (en) * | 2019-05-21 | 2022-03-24 | Wuxi Kaishun Medical Device Manufacturing Co., Ltd. | Multi-Audio Stethoscope Head |
| US11642095B2 (en) * | 2019-05-21 | 2023-05-09 | Wuxi Kaishun Medical Device Manufacturing Co., Ltd. | Multi-audio stethoscope head |
| CN111973216B (en) * | 2019-05-21 | 2024-03-08 | 无锡市凯顺医疗器械制造有限公司 | Stethoscope head matching structure |
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