CN209951290U - Temporomandibular joint contact type bone conduction stethoscope - Google Patents
Temporomandibular joint contact type bone conduction stethoscope Download PDFInfo
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- CN209951290U CN209951290U CN201920513601.0U CN201920513601U CN209951290U CN 209951290 U CN209951290 U CN 209951290U CN 201920513601 U CN201920513601 U CN 201920513601U CN 209951290 U CN209951290 U CN 209951290U
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- temporomandibular joint
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- 210000001738 temporomandibular joint Anatomy 0.000 title claims abstract description 77
- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 68
- 230000008054 signal transmission Effects 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000012545 processing Methods 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 5
- 239000000919 ceramic Substances 0.000 claims description 3
- 210000003128 head Anatomy 0.000 description 10
- 238000002555 auscultation Methods 0.000 description 8
- 230000033001 locomotion Effects 0.000 description 5
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- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 210000003027 ear inner Anatomy 0.000 description 2
- 210000005069 ears Anatomy 0.000 description 2
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- 238000010030 laminating Methods 0.000 description 2
- 210000004373 mandible Anatomy 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 208000016285 Movement disease Diseases 0.000 description 1
- 208000002193 Pain Diseases 0.000 description 1
- 208000028911 Temporomandibular Joint disease Diseases 0.000 description 1
- 206010043220 Temporomandibular joint syndrome Diseases 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003759 clinical diagnosis Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007917 intracranial administration Methods 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 210000004880 lymph fluid Anatomy 0.000 description 1
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- 210000003625 skull Anatomy 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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Abstract
The utility model provides a temporomandibular joint pastes touch bone conduction stethoscope, including pasting touch listening part, support listening part's supporter and interior place in listening part's bone conduction microphone, wherein be provided with in the supporter with the signal transmission line that listening part connects, wherein bone conduction microphone collects temporomandibular joint undulant sound with bone conduction's mode, and listening part goes into ear and collects bone conduction's sound and through signal transmission line outwards transmission to bone conduction vibration wave's mode acutely collects the sound wave that sends from temporomandibular joint, and the doctor of being convenient for makes more accurate judgement of seeing a doctor.
Description
Technical Field
The utility model relates to a stethoscope field, in particular to temporomandibular joint pastes touch bone conduction stethoscope.
Background
The stethoscope, the most commonly used diagnostic tool for the doctors of internal and external women's ears, comprises a sound pick-up part, a conduction part and a listening part, and is mainly used for collecting and amplifying the sound emitted from the heart, the lung, the artery, the vein and other internal organs.
For some examinations of special organ parts, such as the examination of temporomandibular joint banging, the current most important examination method is still judged by the subjective auditory experience of the ears of doctors, and certainly, some doctors use a traditional stethoscope to assist auscultation, but both auscultation methods have respective problems:
the subjective auditory judgment mode of the doctor is characterized in that the subjective experience judgment is not scientific, the doctor depends too much on the clinical experience, and the patient cannot obtain an objective examination report to delay the diagnosis judgment. In particular, this approach is limited by the subjective awareness of the doctor: firstly, the subjective auditory mode is difficult to guarantee to hear the sound of the real temporomandibular joint, and secondly, the doctor is required to be rich in clinical experience to accurately judge whether the patient has the temporomandibular joint.
The traditional stethoscope conducts sound in a mode of combining air reinforcement with a conduction mode, and the stethoscope has the problems that murmurs exist in the temporal jaw joints, the sound frequency and the rhythm of the joint cannot be accurately captured, and the actual auscultation effect is poor.
Therefore, there is a need for a stethoscope that can be used for accurate acoustic auscultation of temporomandibular joint abnormalities.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a temporomandibular joint pastes touch bone conduction stethoscope to the sound wave that sends in the temporomandibular joint is sharply collected to the mode of bone conduction vibration wave, by audio frequency, the frequency variation that detects during joint motion, sound when accurately reacting patient temporomandibular joint motion with the form of datamation, the doctor of being convenient for makes more accurate judgement of seeing a doctor.
In order to realize the purpose of any one of the above utility model discloses, the utility model provides a temporomandibular joint pastes touch bone conduction stethoscope, include:
the bone conduction microphone comprises a contact type listening part, a support body for supporting the listening part and a bone conduction microphone arranged in the listening part, wherein a signal transmission line connected with the listening part is arranged in the support body;
the bone conduction microphone comprises a bone vibration sensor and a piezoelectric element which is connected to the bone vibration sensor in a communication mode, wherein the bone vibration sensor senses vibration of a temporomandibular joint to obtain temporomandibular joint vibration fluctuation, the piezoelectric element converts the temporomandibular joint vibration fluctuation into an electric signal, and the signal transmission line transmits the electric signal.
In some embodiments, the listening portion is a soft fitting body, and the support body is a U-shaped ear hanging body, wherein the shape of the ear hanging portion of the U-shaped ear hanging body is adapted to the shape of the ear of the human body, and the listening portion is located at the front end of the support body and is located at the following positions: when the support body is hung on the ear of the human body, the listening part is attached to the temporomandibular joint of the human body.
In some embodiments, the listening portion is an earmuff, and the support body is a headband connecting the earmuffs on two sides
Wherein the head band is an arc body with an opening at one side, and the listening part is positioned at two sides of the support body
In the following positions: when the support body is worn on the head bag of the human body, the listening part is attached to the temporomandibular joint of the human body.
In some embodiments, a speaker is included that includes a signal amplifier and a filter in signal communication with each other, the signal amplifier communicatively coupled to the piezoelectric element.
In some embodiments, a processing chip is included, the processing chip disposed on the signal transmission line to process noise.
In some embodiments, a wireless transmission module is disposed on the signal transmission line, and the wireless transmission module transmits a signal to the mobile terminal to display the wave pattern.
In some embodiments, the bone vibration sensor is disposed at a location where the listening portion is proximate to a temporomandibular joint of the human body.
In some embodiments, the shape of the support is adjustable.
In some embodiments, the end of the signal transmission line is provided with a transmission plug.
In some embodiments, the piezoelectric element is a piezoelectric ceramic unimorph.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. this temporomandibular joint pastes auscultation part design of touching formula bone conduction stethoscope is for pasting the touch structure, and the patient is when using this temporomandibular joint in-ear bone conduction stethoscope, and the temporomandibular joint of the structure laminating patient of pasting of stethoscope, direct contact patient's temporomandibular joint acquires temporomandibular joint's sound with the most direct mode, and the noise when collecting patient temporomandibular joint activity more closely avoids the interference of murmur.
2. The bone conduction microphone is arranged and comprises a bone vibration sensor and a piezoelectric element, can precisely detect the bone conduction vibration transmitted intracranial in a patient human body, converts vibration sound into an electric signal for communication and recording, and realizes auscultation of temporomandibular joints in a bone conduction mode.
3. The built-in processing chip is used for reducing the interference of fluctuation noise and ensuring to obtain ideal sound data.
4. The sound is transmitted to the sound wave processing terminal through data, the sound of the temporomandibular joint movement can be intuitively converted into a visual sound wave image, and the auscultation by a doctor is further facilitated.
Drawings
FIG. 1 is a schematic view of a temporomandibular joint portion of a human being.
Fig. 2 is a schematic structural diagram of a temporomandibular joint contact bone conduction stethoscope according to an embodiment of the present invention.
Fig. 3 is a schematic structural view of a temporomandibular joint contact bone conduction stethoscope according to another embodiment of the present invention.
In the figure: e-ear canal, G-temporomandibular joint, 10(10A) -listening part, 20(20A) -supporting body, 30-bone conduction microphone, 40-loudspeaker, 50-processing chip, 60-wireless transmission module.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in a generic and descriptive sense only and not for purposes of limitation, as the terms are used in the description to indicate that the referenced device or element must have the specified orientation, be constructed and operated in the specified orientation, and not for the purposes of limitation.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
The utility model provides a temporomandibular joint pastes and touches formula bone conduction stethoscope, the person is when using this temporomandibular joint in-ear formula bone conduction stethoscope, the subsides of stethoscope touch the temporomandibular joint of structure laminating patient, and direct contact patient's temporomandibular joint to the sound of temporomandibular joint is acquireed to the most direct mode, and then the medical personnel of being convenient for judge the state of user temporomandibular joint.
Fig. 1 shows a schematic diagram of a human temporomandibular joint G, also called the mandibular joint, which is the joint between the mandible bones and muscles and is composed of the mandibular head of the mandible and the mandibular fossa of the temporal bone and the articular nodules, and the temporomandibular joint disorder syndrome is the most common disease of the oral and maxillofacial area, and the main clinical manifestations of the disease are joint area pain, joint bounce during movement and mandibular movement disorder. During clinical diagnosis, medical personnel need auscultate the ringing of temporomandibular joint G motion, and it can be known from the figure that temporomandibular joint G is close to human ear canal E, and the sound that the bone sent can arouse the change of the bone sound in ear canal E when temporomandibular joint G moves, therefore, the sound that temporomandibular joint G moved can be known to the accessible through obtaining the bone sound in ear canal E.
This application adopts the mode of bone conduction to collect the sound in the duct, bone conduction is a sound conduction mode, be about to sound conversion to the mechanical vibration of different frequencies, skull through the people, the bone labyrinth, the transmission of inner ear lymph fluid, the spiral organ, listen the nerve, the sound wave is transmitted to the auditory centre, for the classic sound conduction mode through vibrating diaphragm production sound wave, many sound wave transmission's step has been saved in bone conduction, can realize clear sound reduction in noisy environment, and the sound wave can not influence other people because of diffusion in the air yet.
Particularly, the utility model provides a temporomandibular joint pastes touch bone conduction stethoscope is at least including pasting touch listening portion 10 and supporting listening portion 10's supporter 20, wherein supporter 20 embeds there is the connection listening portion 10's the signal transmission line of transferable signal, wherein listening portion 10 sets up to pasting touch structure, can laminate user's temporomandibular joint when using in order to collect the sound of temporomandibular joint when the activity.
The utility model provides two different embodiments of temporomandibular joint contact bone conduction stethoscopes, as shown in fig. 2 and 3.
Fig. 2 provides an ear-hung stethoscope structure, in which the listening portion 10 is implemented as a fitting made of a soft material, the supporting body 20 is configured as a U-shaped ear-hanging body that can be hung on the ear, the U-shaped ear-hanging body is an arc-shaped body with a single side opening, and the shape of the U-shaped ear-hanging body is adapted to the shape of the ear of the human body, so that the supporting body 20 can be hung on the ear of the human body, and in which the listening portion 10 is located at the front end of the supporting body 20 and located at the following positions: when the support body 20 is hung on the ear of the human body, the listening portion 10 is fitted to the temporomandibular joint of the human body.
In particular, the support body 20 is preferably made of a soft deformable material, so that the user can adjust the support body 20 according to the shape of his ear to better and more comfortably hang the support body 20.
Fig. 3 provides a head-worn auscultation structure, in which the listening part 10A is implemented as an earmuff that can be fitted to temporomandibular joint of a human body, the supporting body 20A is provided as a head band that connects the earmuffs on both sides, the head band is provided as an arc-shaped body with a single-side opening, the shape of which is adapted to the head bag shape of the human body, so that the head band can be worn on the head of the human body, and the length of the head band can be adjusted, in which the listening part 10A is located on both end sides of the supporting body 20 at the following positions: when the support 20d is worn on the head of a human body, the listening portion 10 is fitted to the temporomandibular joint of the human body.
The listening part 10(10A) is internally provided with a bone conduction microphone 30, the bone conduction microphone 30 comprises a bone vibration sensor sensing vibration fluctuation of the temporomandibular joint and a piezoelectric element communicatively connected to the bone vibration sensor, wherein the bone vibration sensor transmits the vibration fluctuation of the temporomandibular joint sensed by the bone vibration sensor to the piezoelectric element, and the piezoelectric element converts the vibration fluctuation of the temporomandibular joint into an electric signal for transmission.
Specifically, the bone vibration sensor is arranged at a position where the listening part 20 is close to the temporomandibular joint of the human body, so as to directly sense the vibration fluctuation of the temporomandibular joint when the temporomandibular joint G moves. The piezoelectric element 32 may be selected as a single piezoelectric ceramic wafer.
Specifically, when the listening portion 10(10A) is brought close to the temporomandibular joint G of the user, the temporomandibular joint G of the user is moved, the bone near the temporomandibular joint G vibrates, and the bone conduction microphone 30 receives the temporomandibular joint vibration fluctuation and converts it into an electric signal by the piezoelectric element 32.
The stethoscope additionally includes a speaker 40, the speaker 40 serving to amplify the signal transmitted by the piezoelectric element and filter out the noise. Specifically, the speaker 40 includes a signal amplifier and a filter, which are all in the prior art and will not be described herein too much.
The installation position of the speaker 40 is not particularly specified, and in fig. 2, the speaker 40 is installed in the support 20 and connected to the bone conduction microphone 30; in fig. 3, a speaker 40 is provided in the listening section 10A and connected to the bone conduction microphone 30.
Place interior signal transmission line 20 of placing in supporter 20 with speaker 40 connects, particularly, signal transmission line with the wave filter links to each other, and the signal wave of outside transmission through preliminary treatment in the embodiment of the utility model discloses an in, signal transmission line selects to be the TPE wire.
In order to further improve the quality of bone conduction vibration wave, the utility model provides a handle chip 50, handle chip 50 and arrange in on the signal transmission line, parallelly connected the wave filter, the effect of handling the chip is mainly used for reducing the interference of noise, guarantees to obtain ideal sound data, and the temporal jaw joint vibration after being handled is undulant continues along signal transmission line transmits.
In some embodiments, a transmission plug is disposed at the end of the signal transmission line, and the transmission plug may be implemented as a four-section audio plug, through which signals transmitted in the signal transmission line may be transmitted to a terminal, and then bone conduction vibration waves may be visually displayed on a mobile terminal.
In some embodiments, a wireless transmission module 60 is disposed on the stethoscope, and the wireless transmission module 60 acquires the processed temporomandibular joint vibration fluctuation and transmits the processed temporomandibular joint vibration fluctuation to the mobile terminal in a wireless transmission manner.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (10)
1. A temporomandibular joint contact bone conduction stethoscope comprising:
the bone conduction microphone comprises a contact type listening part, a support body for supporting the listening part and a bone conduction microphone arranged in the listening part, wherein a signal transmission line connected with the listening part is arranged in the support body;
the bone conduction microphone comprises a bone vibration sensor and a piezoelectric element which is connected to the bone vibration sensor in a communication mode, wherein the bone vibration sensor senses vibration of a temporomandibular joint to obtain temporomandibular joint vibration fluctuation, the piezoelectric element converts the temporomandibular joint vibration fluctuation into an electric signal, and the signal transmission line transmits the electric signal.
2. The temporomandibular joint contact bone conduction stethoscope according to claim 1, wherein said listening portion is a soft contact body, and said support body is a U-shaped ear-hanging body, wherein the shape of the ear-hanging portion of said U-shaped ear-hanging body is adapted to the shape of the human ear, and said listening portion is located at the front end of said support body at the following positions: when the support body is hung on the ear of the human body, the listening part is attached to the temporomandibular joint of the human body.
3. The temporomandibular joint contact bone conduction stethoscope according to claim 1, wherein said listening portion is an earmuff and said support is a headband connecting the earmuffs on both sides, wherein said headband is an arc with a single opening, and said listening portion is located on both sides of said support at the following locations: when the support body is worn on the head bag of the human body, the listening part is attached to the temporomandibular joint of the human body.
4. The temporomandibular joint contact bone conduction stethoscope of any one of claims 1 to 3, including a speaker including a signal amplifier and a filter in signal communication with each other, said signal amplifier communicatively connected to said piezoelectric element.
5. The temporomandibular joint contact bone conduction stethoscope according to any one of claims 1 to 3, including a processing chip disposed on said signal transmission line for processing murmurs.
6. The temporomandibular joint contact bone conduction stethoscope according to any one of claims 1 to 3, wherein a wireless transmission module is disposed on said signal transmission line, said wireless transmission module transmitting signals to a mobile terminal to display a wave pattern.
7. The temporomandibular joint contact bone conduction stethoscope according to any one of claims 1 to 3, wherein said bone vibration sensor is located at a position where said listening portion is in close proximity to the temporomandibular joint of the human body.
8. The temporomandibular joint contact bone conduction stethoscope according to any one of claims 1 to 3, wherein said support is adjustable in shape.
9. The temporomandibular joint contact bone conduction stethoscope according to any one of claims 1 to 3, wherein a transmission plug is provided at the end of said signal transmission line.
10. The temporomandibular joint contact bone conduction stethoscope according to any one of claims 1 to 3, wherein said piezoelectric element is a single piezoelectric ceramic wafer.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920513601.0U CN209951290U (en) | 2019-04-16 | 2019-04-16 | Temporomandibular joint contact type bone conduction stethoscope |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920513601.0U CN209951290U (en) | 2019-04-16 | 2019-04-16 | Temporomandibular joint contact type bone conduction stethoscope |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111481229A (en) * | 2020-05-25 | 2020-08-04 | 中国人民解放军总医院 | bone conduction stethoscope |
| CN119548167A (en) * | 2024-11-13 | 2025-03-04 | 南京医科大学附属口腔医院 | Temporomandibular joint health status monitoring system and method based on joint vibration information |
-
2019
- 2019-04-16 CN CN201920513601.0U patent/CN209951290U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111481229A (en) * | 2020-05-25 | 2020-08-04 | 中国人民解放军总医院 | bone conduction stethoscope |
| CN111481229B (en) * | 2020-05-25 | 2021-12-14 | 中国人民解放军总医院 | bone conduction stethoscope |
| CN119548167A (en) * | 2024-11-13 | 2025-03-04 | 南京医科大学附属口腔医院 | Temporomandibular joint health status monitoring system and method based on joint vibration information |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Temporomandibular joint touch bone conduction stethoscope Effective date of registration: 20221104 Granted publication date: 20200117 Pledgee: Hangzhou United Rural Commercial Bank Limited by Share Ltd. Zhongshan branch Pledgor: HANGZHOU YAZHI MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2022980020784 |
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Date of cancellation: 20230719 Granted publication date: 20200117 Pledgee: Hangzhou United Rural Commercial Bank Limited by Share Ltd. Zhongshan branch Pledgor: HANGZHOU YAZHI MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2022980020784 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Temporomandibular joint adhesive bone conduction stethoscope Granted publication date: 20200117 Pledgee: Bank of Hangzhou Limited by Share Ltd. science and Technology Branch Pledgor: HANGZHOU YAZHI MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2024980002449 |
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