CN101862228B - Artificial cochlea - Google Patents
Artificial cochlea Download PDFInfo
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- CN101862228B CN101862228B CN 201010200564 CN201010200564A CN101862228B CN 101862228 B CN101862228 B CN 101862228B CN 201010200564 CN201010200564 CN 201010200564 CN 201010200564 A CN201010200564 A CN 201010200564A CN 101862228 B CN101862228 B CN 101862228B
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Abstract
The invention discloses an artificial cochlea to reduce potential hazards of products to a human body. The external machine part of the artificial cochlea comprise a speech processor, an external magnet and a transmission coil, wherein the speech processor processes sound wave signals and generates coded signals; the external magnet attracts an internal magnet which is arranged in an implant device; the transmission coil comprises more than one external coil; the external coils are wound around the external magnet respectively and are grounded; the external coils are exclusively and concentrically connected with the same number of internal coils in the implant device; and each external coil corresponds to an independent speech frequency range of the speech processor, receives the output coded signals of each speech frequency range of the speech processor and correspondingly transmits the coded signals of each speech frequency range to the identical numbers of internal coils in the implant device one by one. The artificial cochlea reduces the potential hazards to the human body, improves the product safety and has high convenience and usability.
Description
Technical field
The present invention relates to a kind of electronic product, relate in particular to a kind of artificial cochlea.
Background technology
Fig. 1 is the structural representation of artificial cochlea in the prior art.As shown in Figure 1, the artificial cochlea mainly comprises external machine parts 100 and is implanted in the implanting device 200 of human body brain, its operation principle is, the acoustical signal that speech processor 120 in the external machine parts 100 transmits microphone 110 is processed and is encoded, obtain to pass through transmitting coil 130 behind the coded signal, see through the receiving coil 140 that skin is transmitted into implanting device 200, then the decoding circuit 150 of the implanting device 200 acquisition decoded signal of decoding, and decoded signal is sent to artificial cochlea's electrod-array 160, stimulate the auditory nerve of user, so that user recovers audition.Wherein, receiving coil 140, decoding circuit 150 and electrod-array 160 generally are in the same place by the silica gel environmental sealing.Wherein, above-mentioned receiving coil 140 and decoding circuit 150 are also referred to as stimulator circuitry.
Existing artificial cochlea, though the decoding circuit that is implanted in the implanting device of inside of human body is processed through sealing, but because its circuit is complicated and components and parts wherein are not compatible mutually with tissue, be infiltrated on for a long time in the human body fluid, seal leakage occurs unavoidably and cause the malfunctioning and harmful substance of artificial cochlea's implanting device to enter the human body brain causing the serious consequences such as infection, these serious consequences are probably brought comparatively serious sequela.Therefore there is larger potential hazard in fact in existing artificial cochlea.
In addition, existing artificial cochlea's complex structure causes with high costs, complex process, manufacture difficulty high.And because its volume is larger, when implant into body is inner, need to form larger wound to human body significant points-head, fixing also difficult at inside of human body.
Summary of the invention
Technical problem to be solved by this invention is to be to provide a kind of artificial cochlea, to reduce product to the potential hazard of human body.
In order to solve the problems of the technologies described above, the invention provides the external machine parts among a kind of artificial cochlea, this artificial cochlea also comprises implanting device, these external machine parts comprise speech processor, transmitting coil and external magnet, wherein:
This speech processor, it receives acoustic signals, this acoustic signals is processed, and produced coded signal;
This external magnet is inhaled mutually with the built-in Magnet in this implanting device;
This transmitting coil, comprise more than one external coil, those external coils are wound in respectively this external magnet and connect altogether, be connected in the heart uniquely with the internal coil with the same quantity of those external coils in this implanting device, each external coil is to should the speech processor one speech frequency range independently, receive respectively the coding output signal of this each speech frequency range of speech processor, and the coded signal of this each speech frequency range is transmitted to correspondingly the internal coil of those the same quantity in this implanting device.
Wherein, the quantity of those the external coils in this transmitting coil comprises eight.
Wherein, eight external coils of this in this transmitting coil arrange independently of each other.
Wherein, eight external coils of this in this transmitting coil are wound in respectively this external magnet in coaxial mode.
Implanting device among a kind of artificial cochlea provided by the invention, this artificial cochlea also comprises external machine parts, this implanting device comprises built-in Magnet, receiving coil, electrod-array and loop electrode, wherein:
This built-in Magnet is used for inhaling mutually with the external magnet of these external machine parts;
This receiving coil, comprise more than one internal coil, those internal coil are wound in respectively this built-in Magnet and connect altogether, by the coupling of the external magnet in this built-in Magnet and these external machine parts, be connected in the heart uniquely with the external coil with the same quantity of those internal coil in these external machine parts, be used for receiving correspondingly the coded signal of each speech frequency range of each external coil emission in this external machine parts transmitting coil;
Electrod-array includes the electrode with the same quantity of those internal coil, is used for adopting stimulating current that the auditory nerve of human body is stimulated;
Loop electrode links to each other with an end of those internal coil, consists of the closed-loop path of this stimulating current in tissue with those electrodes respectively.
Wherein, this built-in Magnet is by the titanium alloy sealed envelope of bio-compatible.
Wherein, those internal coil in this receiving coil arrange independently of each other.
Wherein, the quantity of those internal coil in this receiving coil comprises eight.
Wherein, eight internal coil of this in this receiving coil are wound in respectively this built-in Magnet in coaxial mode.
Compared with prior art, one embodiment of the present of invention have reduced the potential hazard of artificial cochlea to human body, have improved Product Safety, have the higher ease for use that makes things convenient for.An alternative embodiment of the invention is simple in structure, and manufacture difficulty is little, does not need human body head is formed larger wound and installs stable when implant into body is inner.
Description of drawings
Fig. 1 is the structural representation of artificial cochlea in the prior art;
Fig. 2 is the structural representation of transmitting coil embodiment among the present invention;
Fig. 3 is the structural representation of implanting device embodiment among the present invention;
The specific embodiment
Describe embodiments of the present invention in detail below with reference to drawings and Examples, how the application technology means solve technical problem to the present invention whereby, and the implementation procedure of reaching technique effect can fully understand and implements according to this.
Fig. 2 is the structural representation of the transmitting coil embodiment of external machine parts in the artificial cochlea of the present invention.As shown in Figure 2, this transmitting coil embodiment mainly comprises external magnet 410, transmitting coil 420, wire 430 and speech processor 440, wherein:
Wire 430 is used for connecting this speech processor 440 and transmitting coil 420, and the coded signal that this speech processor 440 is encoded after processing sends to transmitting coil 420;
Transmitting coil 420, be divided into eight independently external coils, these eight independently external coil be wound on this external magnet 410 in coaxial mode, form these eight independently external coil winding in same axle center, these eight independently external coil connect altogether, one of the corresponding speech processor of each external coil speech frequency range independently, receive the coding output signal of these speech processor 440 each speech frequency ranges by this wire 430, be connected in the heart uniquely with eight external coils in the receiving coil 520 shown in Figure 3, and the coded signal of each speech frequency range is transmitted to eight internal coil in the implanting device of the present invention correspondingly;
Fig. 3 is the structural representation of implanting device embodiment among the present invention.The implanting device embodiment shown in Figure 3 use that combines with transmitting coil embodiment shown in Figure 2.This implanting device the second embodiment shown in Figure 3 mainly comprises built-in Magnet 510, receiving coil 520, loop electrode 530 and electrod-array 540, wherein:
Built-in Magnet 510 for cylindrical, by the titanium alloy sealed envelope of bio-compatible, is used for inhaling mutually with the external magnet 410 of external machine parts;
Receiving coil 520, be divided into eight independently internal coil, these eight independently internal coil be wound on this built-in Magnet 510, form these eight independently internal coil be wound in same axle center, one end of eight internal coil all links to each other with loop electrode 530, external magnet 410 couplings by in built-in Magnet 510 and the external machine parts, reach with transmitting coil 420 shown in Figure 2 in eight external coils be connected in the heart uniquely; Be used for receiving correspondingly the coded signal of each speech frequency range of each external coil emission in this external machine parts transmitting coil;
Electrod-array 540, in the present embodiment, electrod-array comprises eight electrodes, is used for adopting stimulating current that the auditory nerve of human body corresponding site is stimulated, and improves the user hearing ability, to help to recover the auditory function of user.
Above-mentioned receiving coil 520, loop electrode 530, and electrod-array 540 is made by the platinum material.Built-in Magnet 510 is by the titanium alloy sealed envelope of bio-compatible.Whole implanting device is wrapped up by bio-compatible silica gel except loop electrode 530 and electrod-array 540.
Receiving coil among the present invention does not contain the stimulator with circuit, has reduced components and parts, has saved cost.
The present invention is by improving transmitting coil and interlock circuit in the external machine parts, and correspondingly implanting device improved, so that artificial cochlea's combination is simplified greatly, cost is significantly reduced.Mainly by forming with the complete three kinds of compatible materials of human body, namely pure platinum is by the Magnet of titanium alloy sealed envelope and the silica gel of bio-compatible, with low cost, easy to process for implanting device among the present invention.In addition, because artificial cochlea's of the present invention structure is very simple, thus the reliability raising, but in the Permanent implantation body, unless external force clashes, damage or malfunctioning danger otherwise generally do not have.
Although the disclosed embodiment of the present invention as above, the embodiment that described content just adopts for the ease of understanding the present invention is not to limit the present invention.Technical staff in any the technical field of the invention; under the prerequisite that does not break away from the disclosed spirit and scope of the present invention; can do any modification and variation in the details that reaches of implementing in form; but scope of patent protection of the present invention still must be as the criterion with the scope that appending claims was defined.
Claims (3)
1. external machine parts among the artificial cochlea, this artificial cochlea also comprises implanting device, it is characterized in that, these external machine parts comprise speech processor, transmitting coil and external magnet, wherein:
This speech processor, it receives acoustic signals, this acoustic signals is processed, and produced coded signal;
This external magnet comprises an external magnet, inhales mutually with the built-in Magnet in this implanting device;
This transmitting coil comprises eight separate external coils, and those external coils are wound in respectively this external magnet in coaxial mode and those external coils connect altogether, and any two external coils are mutually with coaxial mode coiling simultaneously; The internal coil with the same quantity of those external coils in those external coils and this implanting device is connected in the heart uniquely, each external coil is to should the speech processor one speech frequency range independently, receive respectively the coding output signal of this each speech frequency range of speech processor, and the coded signal of this each speech frequency range is transmitted to correspondingly the internal coil of those the same quantity in this implanting device.
2. the implanting device among the artificial cochlea, this artificial cochlea also comprises external machine parts, it is characterized in that, this implanting device comprises built-in Magnet, receiving coil, electrod-array and loop electrode, wherein:
This built-in Magnet comprises a built-in Magnet, is used for inhaling mutually with the external magnet of these external machine parts;
This receiving coil comprises eight separate internal coil, and those internal coil are wound in respectively this built-in Magnet in coaxial mode and those internal coil connect altogether, and any two internal coil are mutually with coaxial mode coiling simultaneously; By the coupling of the external magnet in this built-in Magnet and these external machine parts, the external coil with the same quantity of those internal coil in those internal coil and these external machine parts is connected in the heart uniquely, is used for receiving correspondingly the coded signal of each speech frequency range of each external coil emission in this external machine parts transmitting coil;
Electrod-array includes the electrode with the same quantity of those internal coil, is used for adopting stimulating current that the auditory nerve of human body is stimulated;
Loop electrode links to each other with an end of those internal coil, respectively with electrod-array in electrode consist of the closed-loop path of this stimulating current in tissue.
3. implanting device according to claim 2 is characterized in that:
This built-in Magnet is by the titanium alloy sealed envelope of bio-compatible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010200564 CN101862228B (en) | 2010-06-13 | 2010-06-13 | Artificial cochlea |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010200564 CN101862228B (en) | 2010-06-13 | 2010-06-13 | Artificial cochlea |
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| CN101862228A CN101862228A (en) | 2010-10-20 |
| CN101862228B true CN101862228B (en) | 2013-04-24 |
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| CN 201010200564 Active CN101862228B (en) | 2010-06-13 | 2010-06-13 | Artificial cochlea |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104739546B (en) * | 2013-12-26 | 2017-04-05 | 中国人民解放军第二军医大学 | Self energizing cochlear implant |
| CN104739547B (en) * | 2013-12-26 | 2017-01-04 | 中国人民解放军第二军医大学 | Bioenergy cochlear implant |
| CN108031002B (en) * | 2018-02-08 | 2021-06-29 | 中国医科大学附属盛京医院 | Electrical stimulation apparatus for promoting regeneration of autograft fat flap |
| US10828487B2 (en) | 2018-10-16 | 2020-11-10 | Advanced Bionics Ag | Cochlear implant assemblies and methods for manufacturing the same |
| CN114632262B (en) * | 2022-03-25 | 2023-08-08 | 江西旺来科技有限公司 | Plastic general cochlea |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3449768A (en) * | 1966-12-27 | 1969-06-17 | James H Doyle | Artificial sense organ |
| US5749912A (en) * | 1994-10-24 | 1998-05-12 | House Ear Institute | Low-cost, four-channel cochlear implant |
| CN100394903C (en) * | 2005-06-24 | 2008-06-18 | 清华大学 | Bidirectional digital modulating multi-channel artificial cochlea system |
-
2010
- 2010-06-13 CN CN 201010200564 patent/CN101862228B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3449768A (en) * | 1966-12-27 | 1969-06-17 | James H Doyle | Artificial sense organ |
| US5749912A (en) * | 1994-10-24 | 1998-05-12 | House Ear Institute | Low-cost, four-channel cochlear implant |
| CN100394903C (en) * | 2005-06-24 | 2008-06-18 | 清华大学 | Bidirectional digital modulating multi-channel artificial cochlea system |
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| CN101862228A (en) | 2010-10-20 |
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Owner name: ZHEJIANG NUROTRON NEURAL ELECTRONIC TECHNOLOGY CO. Free format text: FORMER NAME: HANGZHOU NUORKANG NEURAL ELECTRONIC TECHNOLOGY CO., LTD. |
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Address after: Yuhang District, Hangzhou City, Zhejiang Province, 311100 West No. 1500 Building 1 room 325 Patentee after: Zhejiang Nurotron Neural Electronic Technology Co., Ltd. Address before: 518, room 2, building 5, No. 6, Hangzhou economic and Technological Development Zone, Hangzhou, Zhejiang, 310011 Patentee before: Hangzhou Nuorkang Neural Electronic Technology Co., Ltd. |