CN106075721A - Impedometer - Google Patents
Impedometer Download PDFInfo
- Publication number
- CN106075721A CN106075721A CN201610374037.XA CN201610374037A CN106075721A CN 106075721 A CN106075721 A CN 106075721A CN 201610374037 A CN201610374037 A CN 201610374037A CN 106075721 A CN106075721 A CN 106075721A
- Authority
- CN
- China
- Prior art keywords
- cochlear implant
- impedometer
- artificial
- processor unit
- artificial cochlear
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/18—Internal ear or nose parts, e.g. ear-drums
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
- A61F2/18—Internal ear or nose parts, e.g. ear-drums
- A61F2002/183—Ear parts
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N1/00—Electrotherapy; Circuits therefor
- A61N1/02—Details
- A61N1/08—Arrangements or circuits for monitoring, protecting, controlling or indicating
- A61N2001/083—Monitoring integrity of contacts, e.g. by impedance measurement
Abstract
A kind of artificial cochlear implant impedometer includes main frame, Sound Processor Unit simulator, analog reset device, adapter, and Sound Processor Unit simulator is for sending radiofrequency signal to artificial cochlear implant；Analog reset device is adsorbed in Sound Processor Unit simulator, is used for the Sound Processor Unit simulator that resets；Adapter is used for connecting main frame and sound emulator processor；Described main frame possesses open circuit and selects function with short circuit, receives and processes data, measures resistance value during resistance value, reset open-circuit condition and reset short-circuit condition when artificial cochlear implant normally works respectively.The present invention also provides for the method for a kind of impedometer detection artificial cochlear implant.Whether the impedometer of the present invention and measuring method thereof can be used in Rhizoma Atractylodis Macrocephalae or the impedance measurement of postoperative artificial cochlear implant, it is possible to accurately detect the state of artificial cochlear implant and can normally use future.
Description
Technical field
The present invention relates to a kind of artificial cochlea's auxiliary device and the method utilizing this device detection artificial cochlear implant,
Particularly relate to a kind of artificial cochlear implant impedometer and detection method thereof.
Background technology
Artificial cochlea is a quantum jump of modern science and technology, and it is that a kind of needs are implanted to the electricity of patient's internal ear by surgical
Sub-product.Implanting type artificial cochlea can substitute for the organon auditus that pathological changes is impaired, and the acoustical signal received is converted into number
The signal of telecommunication of word coding, incoming internal ear, electric impulse signal stimulates auditory nerve, again by auditory nerve by its incoming brain, produces
Audition.Coordinate the use of language learner and postoperative audition speech rehabilitation, can allow the major part congenital or become deaf the day after tomorrow
The hearing loss patient of bilateral severe dysaudia recovers audition so that it is can as normal person Working Life.
Most of artificial cochleas are made up of outer body and implant.Outer body, i.e. artificial cochlea's external device (ED), by wheat
Gram wind, speech processor and for sending the signal projector composition of instruction to implant.Implant is received by signal and solves
Code module, stimulating electrode array composition.By measuring the impedance of artificial cochlear implant, confirm that implant is planted according to impedance parameter
State after entering and whether can normally use future be the effective means of assessment artificial cochlea's clinical application effect.Therefore, as
What measures impedance, according to impedance parameter confirm implant implant after state and whether can normally use future, become industry
The problem being concerned about.
Summary of the invention
The technical problem to be solved is to provide a kind of artificial cochlear implant impedometer and artificial cochlea
The detection method of implant, for confirming whether the state of artificial cochlear implant and future can normally use.
The artificial cochlear implant impedometer of the present invention includes: main frame, Sound Processor Unit simulator, analog reset
Device, adapter, wherein: Sound Processor Unit simulator is for sending radio-frequency carrier signal to artificial cochlear implant；Analog reset
Device is adsorbed in Sound Processor Unit simulator, is used for the Sound Processor Unit simulator that resets；Adapter is used for connecting at main frame and sound
Reason device simulator；Described main frame possesses open circuit and selects function with short circuit, is used for reset open circuit and short-circuit condition, and receives and place
Reason data so that described artificial cochlear implant impedometer can be measured when artificial cochlear implant normally works respectively
Resistance value when resistance value, reset open-circuit condition and reset short-circuit condition.
Further, described impedometer also includes charging connection wire, is used for connecting main frame and computer, to fill main frame
Electricity.
Further, described main frame includes operational amplifier, sensing circuit, low pass filter, A/D converter, is used for processing
The impedance measurement signal received；
Further, described display screen is for showing resistance value and/or the impedance on-state rate of artificial cochlear implant.
Further, the radio frequency carrier frequency scope of described Sound Processor Unit simulator is 27～37KHz.
Further, described Sound Processor Unit simulator is attached together with artificial cochlear implant when using；Described absorption
Preferably magnet adsorption.
Further, described impedometer can be used in Rhizoma Atractylodis Macrocephalae or the impedance measurement of postoperative artificial cochlear implant.
The present invention also provides for a kind of method utilizing above-mentioned impedometer detection artificial cochlear implant, and step is as follows:
S1. Sound Processor Unit simulator is attached to patients head, is adsorbed onto the artificial cochlear implant implanting human body, carry
Ripple signal is sent to artificial cochlear implant by Sound Processor Unit simulator；
S2. resistance when artificial cochlear implant normally works is measured by the electricity of measurement artificial cochlear implant consumption
Resistance value when resistance value when anti-value, reset open-circuit condition and reset short-circuit condition；
S3. according to following formula computing impedance on-state rate:
In formula, I is impedance on-state rate, and C is artificial cochlear implant resistance value when normally working, and O is the open circuit shape that resets
Resistance value during state, S is resistance value during reset short-circuit condition；
S4. artificial cochlear implant state in human body is judged according to detected value.
Described detection method is used in art or postoperative detection artificial cochlear implant.
Thus, the invention provides a kind of simple in construction, easy to use, dependable performance and artificial cochlea with low cost and plant
Enter body impedometer and corresponding method of detection, it is adaptable to 12 months-5 one full year of life children and adults, the people of deaf patient before language, after language
In work cochlear implantation and the impedance measurement of postoperative artificial cochlear implant, it is possible to accurately detect the state of artificial cochlear implant
And whether future can normally use.
Accompanying drawing explanation
Fig. 1 is the impedometer operation principle schematic diagram of the present invention.
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Accompanying drawing 1, the present invention is described in more detail.But those skilled in the art know, the invention is not limited in accompanying drawing and following
Embodiment.
The artificial cochlear implant impedometer of the present invention includes: main frame, is used for receiving and processing data；Acoustic processing
Device simulator, for sending radiofrequency signal to artificial cochlear implant；Analog reset device, is used for the Sound Processor Unit simulation that resets
Device；Adapter, the adapter preferred simulator connecting line of the present invention, it is used for connecting main frame and sound emulator processor；Charging
Connecting line, is used for connecting main frame and computer, to charge main frame；The reference carrier frequency of described impedometer be 27～
37KHz, carrier frequency is higher than 20KHz, and acoustical signal ability will not be impacted, and the carrier frequency of 27～37KHZ is harmless
And can automatic fitration, in the range of this, carrier wave send time waveform undistorted, implant of can well acoustical signal being passed on a skill of craft to others；
Main frame also includes operational amplifier, sensing circuit, low pass filter, A/D converter, for processing the impedance measurement letter received
Number；Described display screen is for showing resistance value and/or the impedance on-state rate of artificial cochlear implant；Main frame possesses open circuit and short circuit
Select function, be used for reset open circuit and short-circuit condition；Inhale with artificial cochlear implant when described Sound Processor Unit simulator uses
It is attached to together；The preferred magnet adsorption of described absorption.
With reference to Fig. 1, the artificial cochlear implant impedometer of the present invention is that a kind of detection artificial cochlear implant is implanted
After whether normal equipment, be to ensure artificial cochlea's clinical practice safety and the important auxiliary equipment of effectiveness, its work is former
Reason is: transmit carrier signals to artificial cochlear implant by Sound Processor Unit simulator, and artificial cochlear implant can consume one
Fixed energy, the energy consumed when open-circuit condition is big, and the energy consumed during short-circuit condition is little, plants by measuring artificial cochlea
The energy entering body consumption can detect resistance value and the impedance on-state rate of artificial cochlear implant.
Utilize above-mentioned principle, after implantable artificial cochlear implantation prosthesis, Sound Processor Unit simulator is attached to patients head, absorption
To implanting the artificial cochlear implant of human body, measure resistance value when artificial cochlear implant normally works respectively, reset and open
Resistance value when line state and reset short-circuit condition, and computing impedance on-state rate.During measurement, carrier signal passes through Sound Processor Unit
Simulator is sent to artificial cochlear implant, processes through operational amplifier, sensing circuit etc. and calculates, and measures artificial cochlea and plants
Show present impedance value and impedance on-state rate after entering the electricity that body consumes in real time, and then judge that artificial cochlear implant is in human body
State.Impedance on-state rate computing formula is as follows:
In formula, I is impedance on-state rate, and C is artificial cochlear implant resistance value when normally working, and O is the open circuit shape that resets
Resistance value during state, S is resistance value during reset short-circuit condition.
This impedometer can be used in Rhizoma Atractylodis Macrocephalae or the impedance measurement of postoperative artificial cochlear implant.Do not carrying out impedance measurement
Time, Sound Processor Unit simulator not with human contact.
Above, embodiments of the present invention are illustrated.But, the present invention is not limited to above-mentioned embodiment.All
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, it is all contained in the protection of the present invention
Within the scope of.
Claims (9)
1. an artificial cochlear implant impedometer, it is characterised in that include main frame, Sound Processor Unit simulator, simulation
Positor, adapter, wherein:
Sound Processor Unit simulator is for sending radio-frequency carrier signal to artificial cochlear implant；
Analog reset device is adsorbed in Sound Processor Unit simulator, is used for the Sound Processor Unit simulator that resets；
Adapter is used for connecting main frame and sound emulator processor；
Described main frame possesses open circuit and selects function with short circuit, is used for reset open circuit and short-circuit condition, it is possible to measure artificial ear respectively
Resistance value during resistance value, reset open-circuit condition and reset short-circuit condition when snail implant normally works.
2. impedometer as claimed in claim 1, it is characterised in that described impedometer also includes charging connection wire,
For connecting main frame and computer, so that main frame is charged.
3. impedometer as claimed in claim 1, it is characterised in that described main frame include operational amplifier, sensing circuit,
Low pass filter, A/D converter, for processing the impedance measurement signal received；Described display screen is used for showing artificial cochlea
The resistance value of implant and/or impedance on-state rate.
4. the impedometer as described in claim 1 or 2 or 3, it is characterised in that the radio frequency of described Sound Processor Unit simulator
Reference carrier frequency is 27～37KHz.
5. the impedometer as described in claim 1 or 2 or 3, it is characterised in that during use, described Sound Processor Unit is simulated
Device is attached together with artificial cochlear implant.
6. impedometer as claimed in claim 5, it is characterised in that when Sound Processor Unit simulator uses and artificial cochlea
Implant passes through magnet adsorption.
Impedometer the most as claimed in claim 1 or 2 or 3 or 4, it is characterised in that in described impedometer Rhizoma Atractylodis Macrocephalae
Or the impedance measurement of postoperative artificial cochlear implant.
8. the method for the impedometer detection artificial cochlear implant utilizing one of claim 1-7, it is characterised in that
Step is as follows:
S1. Sound Processor Unit simulator being attached to patients head, be adsorbed onto the artificial cochlear implant implanting human body, carrier wave is believed
Number it is sent to artificial cochlear implant by Sound Processor Unit simulator；
S2. impedance when artificial cochlear implant normally works is measured by the electricity of measurement artificial cochlear implant consumption
Resistance value when value, reset open-circuit condition and resistance value during reset short-circuit condition；
S3. according to following formula computing impedance on-state rate:
In formula, I is impedance on-state rate, and C is artificial cochlear implant resistance value when normally working, when O is reset open-circuit condition
Resistance value, S is resistance value during reset short-circuit condition；
S4. artificial cochlear implant state in human body is judged according to detected value.
Method the most according to claim 8, it is characterised in that described method can in art or postoperative detection artificial cochlea
Implant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374037.XA CN106075721B (en) | 2016-05-30 | 2016-05-30 | Impedometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374037.XA CN106075721B (en) | 2016-05-30 | 2016-05-30 | Impedometer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106075721A true CN106075721A (en) | 2016-11-09 |
| CN106075721B CN106075721B (en) | 2018-06-19 |
Family
ID=57230712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610374037.XA Active CN106075721B (en) | 2016-05-30 | 2016-05-30 | Impedometer |
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| Country | Link |
|---|---|
| CN (1) | CN106075721B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051929A (en) * | 2019-05-31 | 2019-07-26 | 创领心律管理医疗器械（上海）有限公司 | Implantation detection circuit, implantation detection method and the device of cardiac pacing system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101773701A (en) * | 2010-01-11 | 2010-07-14 | 杭州诺尔康神经电子科技有限公司 | Nerve stimulator |
| US8265766B1 (en) * | 2008-12-23 | 2012-09-11 | Advanced Bionics, Llc | Methods and systems of automatically detecting an impedance of one or more electrodes in a cochlear implant system |
| CN103718571A (en) * | 2011-05-24 | 2014-04-09 | 耳蜗有限公司 | Integrity evaluation system in an implantable hearing prosthesis |
-
2016
- 2016-05-30 CN CN201610374037.XA patent/CN106075721B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8265766B1 (en) * | 2008-12-23 | 2012-09-11 | Advanced Bionics, Llc | Methods and systems of automatically detecting an impedance of one or more electrodes in a cochlear implant system |
| CN101773701A (en) * | 2010-01-11 | 2010-07-14 | 杭州诺尔康神经电子科技有限公司 | Nerve stimulator |
| CN103718571A (en) * | 2011-05-24 | 2014-04-09 | 耳蜗有限公司 | Integrity evaluation system in an implantable hearing prosthesis |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051929A (en) * | 2019-05-31 | 2019-07-26 | 创领心律管理医疗器械（上海）有限公司 | Implantation detection circuit, implantation detection method and the device of cardiac pacing system |
| CN110051929B (en) * | 2019-05-31 | 2023-04-18 | 创领心律管理医疗器械（上海）有限公司 | Implantation detection circuit, implantation detection method and device of cardiac pacing system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106075721B (en) | 2018-06-19 |
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