CN102170606A - Completely-in-the-canal adaptively-deformable hearing device - Google Patents

Completely-in-the-canal adaptively-deformable hearing device Download PDF

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Publication number
CN102170606A
CN102170606A CN201110146898XA CN201110146898A CN102170606A CN 102170606 A CN102170606 A CN 102170606A CN 201110146898X A CN201110146898X A CN 201110146898XA CN 201110146898 A CN201110146898 A CN 201110146898A CN 102170606 A CN102170606 A CN 102170606A
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China
Prior art keywords
hearing
solenoid
self adaptation
hearing devices
soft
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CN201110146898XA
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Chinese (zh)
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赵勇
赵金萍
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JIANGSU BEITAIFU MEDICAL INSTRUMENT CO Ltd
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JIANGSU BEITAIFU MEDICAL INSTRUMENT CO Ltd
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Priority to CN201110146898XA priority Critical patent/CN102170606A/en
Priority to PCT/CN2011/001084 priority patent/WO2012162859A1/en
Publication of CN102170606A publication Critical patent/CN102170606A/en
Pending legal-status Critical Current

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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/65Housing parts, e.g. shells, tips or moulds, or their manufacture
    • H04R25/652Ear tips; Ear moulds
    • H04R25/656Non-customized, universal ear tips, i.e. ear tips which are not specifically adapted to the size or shape of the ear or ear canal

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Prostheses (AREA)

Abstract

The invention discloses a completely-in-the-canal adaptively-deformable hearing device, which comprises a body and a hearing conduction device, wherein the body is connected with the hearing conduction device; the hearing conduction device comprises a hearing tube and a receiver fixed in the hearing tube; the hearing tube is made from a two-stage three-dimensional flexurally-deformed flexible material applied to two bends of a physiological structure of an ear canal; and a single-stage single-side bending angle of the hearing tube is less than or equal to 75 degrees. The whole completely-in-the-canal adaptively-deformable hearing device provided by the invention is stably fixed in the ear canal and applied to human ear canals of different physiological structure shapes and sizes, ensures ventilation in an ear after being worn, can be worn in either a left ear or a right ear, deformed adaptively to the physiological structure of the ear canal and stably arranged completely in the ear canal, comprises the receiver closer to a human eardrum, reduces gain loss and improves long-term wearing comfort.

Description

A kind of dark duct self adaptation distortion hearing devices
Technical field
The present invention relates to a kind of hearing devices, especially relate to a kind of dark duct hearing devices, be applicable to the human antrum auris of different physiological structure shape and size, and be regardless of left and right sides ear.
Background technology
Hearing aids is also referred to as hearing devices or hearing compensation device, the producer of production figures formula hearing aids generally all is absorbed in increasing hearing aids power to obtain contents such as bigger audio output signal or gain, inhibition ambient noise, elimination acoustic feedback signal at present, is used for guaranteeing the quality of output signal.So, the consequence of generation is: even the quality of output signal is fine, but the gain that the user effectively receives seldom, and the user can not obtain hearing aid effect preferably.Because the customized type hearing aids generally all is placed on the auricle, ear-level hearing aid be positioned over hard of hearing after, the acoustic distance human body ear-drum that loud speaker sends also has a suitable segment distance, because sound wave conduction damping and reflection reciprocation, can cause sound loss in the transmission course in the duct of this section complex physiologic structure, therefore the gain loss of 20%-30% is nearly generally arranged, and many severe hearing loss patients complain that hearing aids power is little and can not differentiate external voice clearly.
In order to improve the operating efficiency of hearing aids, industry has been invented full duct-type (CIC) hearing aids or inner ear type hearing aids, thereby reduces sound loss in the transmittance process in ear.Full duct-type hearing aids is a kind of customized type hearing aids, needs earlier to join the center each tin barrier patient duct is printed ear mold testing, and then ear mold is delivered to factory's manual processing and fabricating hearing aids housing.Because the hearing aids body is not exposed to the ear outside, its disguise is by force that part is listened the barrier target that the patient pursued, but just because of being placed in the ear, the black-out effect that its side effect produces, feedback squealing, contacting firmly with duct comprehensively and can not adapt to the relative motion of duct muscle and influence and wear stability and be its main disadvantage owing to 3 D complex duct dissect physiology structure makes it be difficult to be placed into dark duct etc.Because the restriction of volume, the power of full duct-type hearing aids is less usually, and the personage who is not suitable for serious hearing loss uses.
To join the center and can unify the understanding filling in " customization passenger family order " time in order to make to test, be convenient to test and join the duct length of the center being done by customizing mechanism and select, improve to test and join testing first of center and be made into power, hereby, bibliographical information carries out standard definition to duct dissect physiology structure.Please refer to Fig. 1, explain duct length such as cropped ear road 21, MEC 22, screech owl road 23, dark duct 24 by Fig. 1.
Cropped ear road 21: the center line (being applicable to that generally hearing loss better and not influences the hearing aids selection person that the customization machine is worn outward appearance, is not suitable for full duct-type hearing aids) that is no more than the first bend a1 and the second bend a2.
MEC 22: surpass the center line of the first bend a1 and the second bend a2, but the second bend a2(is applicable to the hearing aids selection person that hearing loss is slightly good, is not suitable for full duct-type hearing aids).
Screech owl road 23: (be applicable to the hearing aids selection person of the slightly heavy or full duct-type hearing aids of hearing loss) the 1mm(millimeter that surpasses the second bend a2).
Dark duct 24: the 3mm-5mm(that surpasses the second bend a2 is applicable to that hearing loss is heavier, reach the hearing aids selection person who tests polarity limit scope of hearing aids, not too be applicable to big, the better or older hearing aids selection person of hearing loss of the curved a2 degree of second bend).
Machine is the novel full duct-type hearing aids that grows up on common customization machine basis in recent years in the universal ear, it does not need each patient's duct printing ear-drum and makes by hand specially, but the fixing main bigger earplug in outstanding end that relies in duct, duroplasts body contact firmly with duct and slide with the duct muscular movement that causes owing to talking, eat food, have a drink etc.The technical problem underlying of machine is can't go deep into duct, can not eliminate black-out effect and feedback squealing, wear stability and comfort level is relatively poor in the current universal ear.
Summary of the invention
At above-mentioned defective, the object of the present invention is to provide a kind of dark duct self adaptation distortion hearing devices, whole hearing devices is stably fixed in the duct, ear inner air flow when wearing, it is applicable to the human antrum auris of different physiological structure shape and size, and is regardless of left and right sides ear, can be out of shape and stable being placed in the dark duct by self adaptation duct physiological structure, the more close human body ear-drum of receiver reduces gain loss, and has improved the comfortableness of long periods of wear.
A kind of dark duct self adaptation distortion hearing devices, comprise body and hearing conduction device, described body is connected with the hearing conduction device, described hearing conduction device comprises to be listened solenoid and is fixed in the receiver of listening solenoid inside, wherein, described tin of solenoid made by the soft material that is applicable to the two-stage three-dimensional bending distortion that duct physiological structure twice are curved, and the monolateral angle of bend of the one pole of described tin of solenoid is less than or equal to 75 degree.
In a preferred embodiment of the present invention, described body and hearing conduction device are connected to integral type or detachablely are flexible coupling, described body comprises inner body hard plastic shell and outside body soft shell, the body soft shell is enclosed within the outer surface of body hard plastic shell, and the body soft shell is to be made by soft material.
In a preferred embodiment of the present invention, the material of described body hard plastic shell is duroplasts ABS(Acrylonitrile Butadiene Styrene), PP(polypropylen), PE(polyethylen), PC(Polycarbonate) or the PC/ABS polymer in one or more; The material of described body soft shell be in the polymer of silicon rubber (silicone rubber, Nusil Med 4930), polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more.
In a preferred embodiment of the present invention, the part or all of secondary injection molding of outside soft material (overmolding) of described body and tin solenoid or insert moulding (insert molding) and the tight suit of body, or the split manufacturing is assembled again.
In a preferred embodiment of the present invention, the cross section of described tin of solenoid is circle, ellipse, rectangle, square, polygon, and is symmetrical or asymmetric.
In a preferred embodiment of the present invention, described hearing tube head is provided with soft ear mold outward and the hearing tube head is built-in with protection network, described hearing tube head external diameter is less than listening solenoid middle part external diameter, receiver places listens solenoid middle part inwall, the hearing tube head is the elastic soft structure, and it is that the split manufacturing is assembled again that described protection network is listened solenoid.
In a preferred embodiment of the present invention, the structure of described soft ear mold is single-stage, multistage mushroom-shaped, umbrella or helical form, wherein, soft ear mold material be silicon rubber (silicone rubber, Nusil Med 4930), in the polymer of polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more, soft ear mold is made with tin solenoid unitary, injection-molded, or assembling again after the split manufacturing.
In a preferred embodiment of the present invention, in the described tin of solenoid receiver and airway are installed.Described airway one end is connected with receiver, and the other end is connected with protection network.The wall thickness of described airway is 0.01 to 1.5mm, and material is hardness single between 20 to 80 or mixes high molecular polymer.Described polymer is silicon rubber, polyurethane, chlorine tincture rubber or plastics.Described protection network is a porous network structure, and its material is silicon rubber, polyurethane, chlorine tincture rubber or plastics.In a preferred embodiment of the present invention, has only receiver in the described tin of solenoid, the tight airtight suit of hearing inside pipe wall and receiver outer wall, the tight airtight suit of hearing tube head inwall and protection network outer wall.
In a preferred embodiment of the present invention, the whole or local flexible deformable structure of the outer surface of described body soft shell.
In a preferred embodiment of the present invention, described dark duct self adaptation distortion hearing devices also is provided with pull bar, and pull bar sticks on the body end or is out of shape the outer unitary, injection-molded manufacturing of hearing devices with dark duct self adaptation; Dark duct self adaptation distortion hearing devices also comprises battery door, DLL (dynamic link library), acoustic pressure switch and microphone voice inlet, described DLL (dynamic link library), acoustic pressure switch and microphone voice inlet all are arranged on the battery door, and described acoustic pressure switch is controlled dark duct self adaptation distortion hearing devices by the acoustic vibration of patting ear and producing or the electric signal of sound wave conversion.
The dark duct self adaptation distortion hearing devices that the present invention discloses, the hearing conduction device is by being applicable to that the curved two-stage three-dimensional bending distortion of duct physiological structure twice listens solenoid and be fixed in that the receiver of listening solenoid inside forms, make it be applicable to the human antrum auris of different physiological structure shape and size, and be regardless of left and right sides ear, that is be independent of and vary with each individual and because of the three-dimensional physiological structure of the different complicated duct of left and right sides ear, can be out of shape and stable being placed in the dark duct by self adaptation duct physiological structure, the two-stage macrobending of hearing conduction device is suitable for duct first bend and second bend respectively, and be easier in the flexural deformation of horizontal plane direction, make the more close human body ear-drum of receiver, reduce gain loss.
Description of drawings
Fig. 1 is the dissect physiology structural representation of bibliographical information human antrum auris;
Fig. 2 is the structural representation of the dark duct self adaptation distortion of the present invention hearing devices one preferred embodiment;
Fig. 3 is the dark duct self adaptation distortion of a present invention hearing devices decomposing schematic representation;
Fig. 4 is the user mode structural representation of ear mold embodiment of the present invention;
Fig. 5 is a body internals installation diagram of the present invention;
Fig. 6 is the dark duct self adaptation distortion of a present invention hearing devices internal structure schematic diagram;
Fig. 7 is the structural representation of one of elastically deformable structure applications of the present invention;
Fig. 8 is two a structural representation of elastically deformable structure applications of the present invention;
Fig. 9 is three a structural representation of elastically deformable structure applications of the present invention;
Being labeled as among the figure: 1 is hearing devices, and 2 is duct, and 11 is body; 12 is the hearing conduction device, and 13 is the body hard plastic shell, and 14 is the body soft shell; 15 for listening solenoid, and 16 is receiver, and 17 is soft ear mold; 18 is the elastically deformable structure, and 21 is the cropped ear road, and 22 is MEC; 23 is the screech owl road, and 24 is dark duct, and a1 is first bend; a2 is second bend; 111 is microphone, and 112 is chip, and 113 is battery; 114 is circuit carriers; 115 bearer bars, 116 is battery door, 117 is push-button switch; 118 is DLL (dynamic link library), and 119 is pull bar.
Embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is described in detail, thereby protection scope of the present invention is made more explicit defining so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that.
See also Fig. 2, Fig. 2 has illustrated a kind of dark duct self adaptation of the present invention to be out of shape the structural representation of hearing devices one preferred embodiment, this dark duct self adaptation distortion hearing devices 1 mainly comprises body 11 and hearing conduction device 12 two large divisions, body 11 is connected with hearing conduction device 12, for integral type or detachablely be flexible coupling.
See also Fig. 3, Fig. 3 is the dark duct self adaptation distortion of the present invention hearing devices decomposing schematic representation, and hearing conduction device 12 comprises to be listened solenoid 15 and be fixed in the receiver 16 of listening solenoid 15 inside.Wherein, listening solenoid 15 is to be made by the soft material that is applicable to the two-stage three-dimensional bending distortion that duct physiological structure twice are curved, listen the monolateral angle of bend of one pole of solenoid to be less than or equal to 75 degree, the solenoid 15 of listening among the present invention adopts silica gel material to make, listen solenoid 15 heads to be provided with soft ear mold 17 outward and be built-in with protection network (figure does not show) with tin solenoid 15 heads, can there be soft ear mold 17 yet, listen solenoid 15 head outer diameter less than listening solenoid 15 middle part external diameters, receiver 16 places listens solenoid 15 middle part inwalls, and listening solenoid 15 heads is elastic soft structures.
Because being connected of body 11 among the present invention and hearing conduction device 12 can be that integral type is flexible coupling or detachablely is flexible coupling; listening solenoid 15 is to be made by silica gel material; receiver 16 places listens solenoid 15 middle part inwalls; therefore listening solenoid 15 flexural deformation sections; the circuit that electronic component is connected with the receiver 16 of listening solenoid 15 inner ends in the body 11 is with a joint protection flexible pipe outward, can not rupture or fatigue damage when listening more than 15 macrobending distortion of solenoid with guardwire.
With reference to figure 3, body 11 comprises inner body hard plastic shell 13 and outside body soft shell 14, and inner body hard plastic shell 13 is convenient to fixing and protection inner components and circuit, and body soft shell 14 is enclosed within the outer surface of body hard plastic shell 13.Body soft shell 14 among the present invention is to be made by soft material, and the pressure release surface of body soft shell 14 and ear channel skin Elastic Contact also can be easy to long periods of wear and be difficult for skidding off duct with the duct muscular movement.
The material of body hard plastic shell 13 can be duroplasts ABS(Acrylonitrile Butadiene Styrene in above-mentioned), PP(polypropylen), PE(polyethylen), PC(Polycarbonate) or the PC/ABS polymer in one or more composition; The material of described body soft shell 14 is one or more the composition in the polymer of silicon rubber (silicone rubber, Nusil Med 4930), polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane.In the present embodiment, the material of described body soft shell 14 adopts silica gel to make.
Hearing devices 1 versatility volume among the present invention is little: body 11 is smaller or equal to the 15mm(height) x 10mm(is wide) x 8mm(is thick); Listen solenoid 15 outer surface sizes: maximum gauge is smaller or equal to 6mm, and axial length is between 10mm-25mm; Listen solenoid 15 head outer diameter than more than the little 0.1mm of middle part external diameter, head reducer length is between 0.2mm-5.0mm; Be fit to the human antrum auris of different physiological structure shape and size, and be regardless of left and right sides ear, can be out of shape by self adaptation duct physiological structure, its whole hearing devices 1 is placed in dark duct 24, and is hidden fully.
Whole hearing devices 1 among the present invention can be stably fixed in the duct 2, it is fixed and is mainly provided by the soft ear mold 17 in end, 11 of bodies provide complementary support, body 11 and duct 2 part Elastic Contact, not only increased the versatility that body 11 is fit to human antrum auris 2 size shape and slides with duct 2 muscular movements, and made duct 2 more ventilative.In addition, soft ear mold 17 plays fixation with the dark tight Elastic Contact of duct 24 walls.Soft ear mold 17 mainly comprises open and closed two classes, and open ear mold is applicable to moderate and slight hearing compensation, and the closed ear mold is applicable to the above hearing compensation of severe.
The structure of soft ear mold 17 can be single-stage, multipole mushroom-shaped, umbrella or helical form, and its material can be the polymer of silicon rubber, polyurethane, thermo-elasto-plasticity polyurethane rubber, thermoplastic elastomer (TPE) and silica gel and polyurethane etc.Soft ear mold 17 can be for removable or form whole the manufacturing with listening solenoid 15, promptly soft ear mold 17 can with listen solenoid 15 unitary, injection-molded manufacturings, assembling again after also can split making.Soft ear mold 17 has open and closed two classes of branch, and soft ear mold 17 plays the support fixation effect simultaneously; Protection network is that the split manufacturing is assembled again, detachably is convenient to remove foul.
The soft material of body 11 and hearing conduction device 12 outer surfaces can increase the comfortableness that hearing devices is worn for a long time, body 11 and tin solenoid 15 outside software silica gel are secondary injection molding and body 11 tight suits partly or entirely, or (interference fit suit or gummed assembling) assembled in the split manufacturing again.Body 11 outer field body soft shells 14 can be injection mouldings, also can carry out quadric injection mould or insert moulding with the body hard plastic shell 13 of internal layer.The body hard plastic shell 13 of internal layer can be an injection moulding, injection moulding or by the moulding of three-dimensional printer printing speed; Outer field body soft shell 14 can partly or entirely cover the body hard plastic shell 13 of internal layer, can outer software and the tight card of internal layer duricrust be lumped together by methods such as interference suit, gluing, quadric injection mould or injection mouldings.
See also Fig. 4, Fig. 4 is the user mode structural representation of ear mold embodiment of the present invention, and the distinctive appearance of dark duct self adaptation distortion hearing devices 1 makes its human antrum auris that is applicable to different physiological structure shape and size 2 with structural design, and is regardless of left and right sides ear; That is be independent of and vary with each individual and, physiological structure distortion and stable being placed in the dark duct 24 that can self adaptation duct 2 because of the three-dimensional physiological structure of the different complicated duct of left and right sides ear; The two-stage macrobending of hearing conduction device 12 is suitable for the duct first bend a1 and the second bend a2 respectively, and is easier in the flexural deformation of horizontal plane direction, makes receiver 16 more close human body ear-drums, reduces gain loss.
The cross section of listening solenoid 15 among the present invention can be circle, oval, rectangle, square, changeable shape, symmetrical or asymmetric etc., by structure and material design and manufacturing, make listen solenoid 15 and body 11 connecting portions structural bending rigidity at in-plane less than stereo directional, thereby when listening solenoid 15 heads to be subjected to (when dark duct self adaptation distortion hearing devices 1 pushes dark duct 24 along the pressure of listening solenoid 15 long axis directions, in duct 2 corners, listen solenoid 15 heads to contact and produce reaction force) with auditory canal wall, listen solenoid 15 easier to be crooked in the generation of horizontal plane direction, consistent with duct 2 horizontal plane bends.Listen the soft ear mold 17 of solenoid 15 heads to produce horizontal plane flexural deformation at the second bend a2 place of duct 2, owing to listen solenoid 15 heads to be built-in with a soft bushing pipe and a protection network, ear mold 17 and can not produce flexing or folding when listening solenoid 15 crooked, that is can all plug receivers 16 and the human body ear-drum between the air transmitted passage.
See also Fig. 5, Fig. 5 is body 11 internals installation diagrams of the present invention, and the functional unit in the body 11 mainly comprises microphone 111, chip 112, battery 113, circuit carriers 114, bearer bar 115, battery door 116 and push-button switch 117.During assembling, microphone 111 places in the circuit carriers 114, and battery 113 places in the battery door 116; Then battery door 116 is interspersed in the bearer bar 115 and is connected with circuit carriers 114 again, make it be connected to form a support; The tail end of push-button switch 117 is by inserting the tail end that battery door 116 arrives the microphone 111 of circuit carriers 114, make push-button switch 117 be connected, listen to environment etc. with what the tonequality of microphone 111 and setting were controlled in push-button switch 117 or acoustic control with microphone 111; At last chip 112 is connected with support, places the top of battery 113.Realized the function such as reception, amplification, filtering, power adjustments of open and close, the audio signal of hearing aids by above-mentioned functional unit.
See also Fig. 6, Fig. 6 is the dark duct self adaptation distortion of a present invention hearing devices internal structure schematic diagram.Dark duct self adaptation distortion hearing devices 1 among the present invention also comprises battery door 116, DLL (dynamic link library) 118, acoustic pressure switch (figure does not show) and microphone 111 voice entries, its DLL (dynamic link library) 118, DLL (dynamic link library) 118, push-button switch 117 or acoustic pressure switch (figure does not show) and microphone 111 voice entries of dark duct self adaptation distortion hearing devices 1 outside all are arranged on the battery door 116.The acoustic pressure switch refers to by the electric signal of acoustic vibration of patting ear's generation or sound wave conversion dark duct self adaptation distortion hearing devices 1 is controlled.Dark duct self adaptation distortion hearing devices 1 among the present invention also is provided with pull bar 120, pull bar 120 can be stick on body 11 ends, be between near body 11 ectonexines the battery door 116 or superficies, also can be and the 1 outer unitary, injection-molded manufacturing of dark duct self adaptation distortion hearing devices.
With reference to figure 7, as one of using, whole or the local flexible deformable structure 18 of the outer surface of body soft shell 14, body soft shell 14 outer surfaces have disjunctor or non-disjunctor elastically deformable structure 18 in other words, and such as single or multiple outstanding spikes, column, tubulose, plates etc., these structures can be that radially radial pattern is arranged, also can be that longitudinal type is arranged, can be symmetric arrays, also can be asymmetric geometry, and these elastic deformation structures' 18 radical length is in 0.5mm-4.0mm scope.As Fig. 8 and Fig. 9, be respectively the elastically deformable structure 18---local asymmetry barb on body bladder 14 outer surfaces; The local symmetrical barb of elastic deformation structure 18---on body bladder 14 outer surfaces.
The dark duct self adaptation distortion hearing devices 1 that the present invention discloses, whole hearing devices is stably fixed in the duct 2, body 11 and duct 2 part Elastic Contact, not only increased the versatility that body 11 is fit to human antrum auris 2 size shape and slides with duct 2 muscular movements, and made duct 2 more ventilative; Hearing conduction device 12 comprises and is applicable to that the curved two-stage three-dimensional bending distortion of duct physiological structure twice listens solenoid 15 and be fixed in that the receiver 16 of listening solenoid 15 inside forms, make its human antrum auris that is applicable to different physiological structure shape and size 2, and be regardless of left and right sides ear, that is be independent of and vary with each individual and because of the three-dimensional physiological structure of the different complicated duct of left and right sides ear, can be out of shape and stable being placed in the dark duct 24 by self adaptation duct 2 physiological structures, the two-stage macrobending of hearing conduction device 12 is suitable for the duct first bend a1 and the second bend a2 respectively, and be easier in the flexural deformation of horizontal plane direction, make receiver 16 more close human body ear-drums, reduce gain loss; Soft ear mold 17 comprises open and closed two classes, and open ear mold is applicable to moderate and slight hearing compensation, and the closed ear mold is applicable to the above hearing compensation of severe; The soft material of hearing conduction device 12 and body 11 outer surfaces has improved the comfortableness that hearing devices is worn for a long time.
The above; it only is better embodiment of the present invention; but protection scope of the present invention is not limited thereto; any those of ordinary skill in the art are in the disclosed technical scope of the present invention; variation or the replacement that can expect without creative work all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range that claims were limited.

Claims (10)

1. a dark duct self adaptation is out of shape hearing devices, comprise body and hearing conduction device, described body is connected with the hearing conduction device, it is characterized in that, described hearing conduction device comprises to be listened solenoid and is fixed in the receiver of listening solenoid inside, wherein, described tin of solenoid made by the soft material that is applicable to the two-stage three-dimensional bending distortion that duct physiological structure twice are curved, and the monolateral angle of bend of the one pole of described tin of solenoid is less than or equal to 75 degree.
2. dark duct self adaptation distortion hearing devices according to claim 1, it is characterized in that, described body and hearing conduction device are connected to integral type or detachablely are flexible coupling, described body comprises inner body hard plastic shell and outside body soft shell, the body soft shell is enclosed within the outer surface of body hard plastic shell, and the body soft shell is to be made by soft material.
3. dark duct self adaptation distortion hearing devices according to claim 2, it is characterized in that the material of described body hard plastic shell is duroplasts ABS(Acrylonitrile Butadiene Styrene), PP(polypropylen), PE(polyethylen), PC(Polycarbonate) or the PC/ABS polymer in one or more; The material of described body soft shell be in the polymer of silicon rubber (silicone rubber, Nusil Med 4930), polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more.
4. dark duct self adaptation distortion hearing devices according to claim 2, it is characterized in that, the part or all of secondary injection molding of outside soft material (overmolding) of described body and tin solenoid or insert moulding (insert molding) and the tight suit of body, or the split manufacturing is assembled again.
5. dark duct self adaptation distortion hearing devices according to claim 1 is characterized in that the cross section of described tin of solenoid is circle, ellipse, rectangle, square, polygon, symmetry or asymmetric.
6. dark duct self adaptation distortion hearing devices according to claim 5, it is characterized in that, described hearing tube head is provided with soft ear mold outward and the hearing tube head is built-in with protection network, described hearing tube head external diameter is less than listening solenoid middle part external diameter, receiver places listens solenoid middle part inwall, the hearing tube head is the elastic soft structure, and a described protection network and a tin solenoid are that the split manufacturing is assembled again.
7. dark duct self adaptation distortion hearing devices according to claim 6, it is characterized in that, the structure of described soft ear mold is single-stage, multistage mushroom-shaped, umbrella or helical form, wherein, soft ear mold material be silicon rubber (silicone rubber, Nusil Med 4930), in the polymer of polyurethane (polyurethane), thermo-elasto-plasticity polyurethane rubber (TPU rubber), thermoplastic elastomer (TPE) (TPE) or silica gel and polyurethane one or more, soft ear mold is made with tin solenoid unitary, injection-molded, or assembling again after the split manufacturing.
8. dark duct self adaptation distortion hearing devices according to claim 6, it is characterized in that, listen in the solenoid receiver and airway are installed, described airway one end is connected with receiver, the other end is connected with protection network, the wall thickness of described airway is 0.01 to 1.5mm, material is the single or mixing high molecular polymer of hardness between 20 to 80, described polymer is silicon rubber, polyurethane, chlorine tincture rubber or plastics, described protection network is a porous network structure, and its material is silicon rubber, polyurethane, chlorine tincture rubber or plastics.
9. dark duct self adaptation distortion hearing devices according to claim 2 is characterized in that the whole or local flexible deformable structure of the outer surface of described body soft shell.
10. dark duct self adaptation distortion hearing devices according to claim 1, it is characterized in that, described dark duct self adaptation distortion hearing devices also is provided with pull bar, and pull bar sticks on the body end or is out of shape the outer unitary, injection-molded manufacturing of hearing devices with dark duct self adaptation; Dark duct self adaptation distortion hearing devices also comprises battery door, DLL (dynamic link library), acoustic pressure switch and microphone voice inlet, described DLL (dynamic link library), acoustic pressure switch and microphone voice inlet all are arranged on the battery door, and described acoustic pressure switch is controlled dark duct self adaptation distortion hearing devices by the acoustic vibration of patting ear and producing or the electric signal of sound wave conversion.
CN201110146898XA 2011-06-02 2011-06-02 Completely-in-the-canal adaptively-deformable hearing device Pending CN102170606A (en)

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CN201110146898XA CN102170606A (en) 2011-06-02 2011-06-02 Completely-in-the-canal adaptively-deformable hearing device
PCT/CN2011/001084 WO2012162859A1 (en) 2011-06-02 2011-07-01 Deep-in-the-canal deformation self-adaptive hearing device

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CN201110146898XA CN102170606A (en) 2011-06-02 2011-06-02 Completely-in-the-canal adaptively-deformable hearing device

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Cited By (7)

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CN102413410A (en) * 2011-12-16 2012-04-11 江苏贝泰福医疗科技有限公司 Digital hearing-aid
CN104780889A (en) * 2013-01-22 2015-07-15 株式会社典雅 Massager, and production method and production device for same
US10335344B2 (en) 2013-01-22 2019-07-02 Tenga Co., Ltd. Massage appliance, manufacturing method thereof, and manufacturing apparatus
CN105307722A (en) * 2013-04-09 2016-02-03 光治疗Asa公司 Irradiation device
CN105307722B (en) * 2013-04-09 2018-02-27 光治疗Asa公司 Irradiation apparatus
CN104936118A (en) * 2014-03-17 2015-09-23 奥迪康有限公司 A device for inserting or withdrawing a hearing aid
CN104967962A (en) * 2015-06-17 2015-10-07 厦门鹭宏声科技发展有限公司 In-the-ear hearing aid
CN104967961A (en) * 2015-06-17 2015-10-07 厦门鹭宏声科技发展有限公司 In-the-ear hearing aid manufacturing method
WO2021135329A1 (en) * 2019-12-31 2021-07-08 华为技术有限公司 Method for reducing occlusion effect of earphones, and related device
CN113132841A (en) * 2019-12-31 2021-07-16 华为技术有限公司 Method for reducing earphone blocking effect and related device
CN113132841B (en) * 2019-12-31 2022-09-09 华为技术有限公司 Method for reducing earphone blocking effect and related device
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