CN109350305A - A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx - Google Patents
A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx Download PDFInfo
- Publication number
- CN109350305A CN109350305A CN201811361905.6A CN201811361905A CN109350305A CN 109350305 A CN109350305 A CN 109350305A CN 201811361905 A CN201811361905 A CN 201811361905A CN 109350305 A CN109350305 A CN 109350305A
- Authority
- CN
- China
- Prior art keywords
- flow
- gas
- air
- fistula mouth
- artificial larynx
- 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.)
- Pending
Links
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
- A61F2/20—Epiglottis; Larynxes; Tracheae combined with larynxes or for use therewith
-
- 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
- A61F2/20—Epiglottis; Larynxes; Tracheae combined with larynxes or for use therewith
- A61F2002/206—Speech aids with external actuators, e.g. electrical larynxes
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Pulmonology (AREA)
- Cardiology (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Prostheses (AREA)
Abstract
A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx is related to a kind of air-flow sounding electronic auxiliary system based on reed artificial larynx, belongs to field of medical technology.It is made of mini type gas sensor, analog signal conversion module, Pulse width modulation module, miniature controlled electron air pump, reed artificial larynx, medical gas-guide tube, bandage；Mini type gas sensor is placed in total laryngectomy opening, measures the flow velocity and flow signal of eluting gas in fistula mouth, and is translated into analog electrical signal；Analog electrical signal is converted into corresponding digital signal again；Corresponding pulse width PWM wave is generated by digital signal modulated；Miniature controlled electron air pump is driven to generate air-flow identical with gas flow in fistula mouth and flow velocity, generate miniature controlled electron air pump using medical gas-guide tube is passed through reed artificial larynx and oral cavity progress language processing successively with identical air-flow in user's fistula mouth to help user's sounding.
Description
Technical field
The air-flow sounding electronic auxiliary system based on reed artificial larynx that the present invention relates to a kind of, belongs to field of medical technology.
Background technique
If middle and advanced stage laryngocarcinoma involves vocal cords, vocal cords ifs, can not retain, and need row total laryngectomy；And vocal cord vibration and larynx and mouth
The transmitting of airstream vibration between pharynx is language forming process the most basic and important.It loses vocal cords and complete air-flow passes
Channel is sent, prevent Laryngectomy patient has seriously affected the quality of life of postoperative patient from autonomous sounding.
Reconstruction for Laryngectomy sounding, the continuous exploratory development of people also fail to find and restore sounding energy completely
The method of power；It is mainly the following vocal technique at present:
1, esophageal phonation method is in the stage of no mechanical or instrument help, and oesophagus sounding is almost that larynx is cut patient entirely and " said
The unique channel of words ", the principle of this method are using the pleat of postoperative throat or the introitus oesophagi of constriction as " substituting vocal cords ",
The traction force as " substitution vocal cords " is shunk using chest pressure and cricopharyngeus, air column in oesophagus is made to shake by way of belch
Movable property gives birth to fundamental tone, then composition language is processed by pharynx, nose, mouth, tongue, lip, tooth.
This method needs patient greatly patience and willpower to receive system as the more original postoperative method of voice production
Guidance admits air into oesophagus and completes subsequent process to master the technique；And the formation of short wind or soft tissue scar is all
It is likely to become the bad condition for hindering sounding.The sound of sending is usually more indistinct discontinuous due to own bodies condition difference.
2, voice reconstruction operation tracheae fistulization: such method is to carry out fistulization suture shape with one section of mucous membrane of esophagus and tracheae
At the sounding channel of replacement, such method operating difficulty is smaller, but since fistulization size is difficult to control accurately, it is postoperative to oesophagus into
Eating channel, there may be obstacles, accidentally inhale the risk of infection in addition, are usually unsuccessfully difficult to reach sounding effect；And for invading range
The patient for more extensively needing resection of esophageal, even more cannot achieve.As the improvement of this art formula, replaced with hollow silicone rubber tube by oesophagus
The sounding channel that mucous membrane is formed, improves the success rate of technique to a certain extent, however rubber tube high frequency of replacement, and 1
Rubber tube will be replaced by modus operandi within~2 years.
3, external mechanical larynx
(1) reed-type artificial larynx: being the role that reed or rubber membrane are served as to removed vocal cords, is placed in throat laryngocarcinoma art
At after-opening, fundamental tone is generated by the airstream vibration diaphragm of its opening, then be admitted to together with air-flow by the transmission of rubber tube
Oral cavity rear portion carries out language processing, generates language.But it also has the limitation of oneself, needs to pacify chaffy box cover and cuts
Mouth, which fits closely, achievees the effect that flow conductance and vibrating diaphragm, and the patient of laryngocarcinoma total laryngectomy, notch can not be required to reach
The regular notch of same size will lead to gas leakage with cover box stickiness difference, be unable to reach sounding effect.
(2) artificial electronic larynx: being that can issue one the electronics for continuing buzzing and causing tissue vibration using battery as power
Device is fixed on the more gentle soft position of neck, causes the air concussion of bottleneck throat by shaking tissue to generate sound wave then
Oropharynx restructuring language.Such machinery sounding is coherent, can long-time sounding, to postoperative patient physical qualification without particular/special requirement；But
It needs patient to vacate a hand electronic vibration device is tightly fastened in neck to guarantee smoothly to vibrate throat's air；It need to also send out
Synchronous control switch when sound, to mitigate voice and improve the readability of language.And as assist sounding instrument, its cost compared with
Height, many postoperative patient economic conditions are unbearable.
(3) (patent No.: being a kind of improved cyborg 200910090589.8) to air pressure type base frequency-adjusted electronic artificial throat
Work larynx does not change during entirely speaking for the tone for the sound that artificial electronic larynx generates, causes artificial electronic larynx language
The sound disadvantage different with normal voice quality detects the variation of the air pressure at user's fistula mouth in gas hood by air pressure induction part
Signal adjusts the fundamental frequency of glottis wave signal caused by artificial electronic larynx in real time.The change of glottis wave fundamental frequency can generate different
Tone, to further increase the intelligibility of speech.However, therefore cost is also correspondingly improved, it is difficult to universal.
Summary of the invention
To overcome artificial electronic larynx to involve great expense and reed artificial larynx leads to not due to gas leakage the defect of sounding, this hair
It is bright to devise a kind of air-flow sounding electronic auxiliary system based on reed artificial larynx.The technical problems to be solved by the invention are
User's tracheae interior air-flow is substituted by artificially generated air-flow during user speaks, and it is artificial that it is successively passed through reed
Larynx and oral cavity rear portion carry out language processing, to generate language.In view of reed artificial larynx is mainly by the stream by its gas
Amount and flow velocity driving, therefore the present invention needs to measure the flow and flow rate of user's gas in fistula mouth when speaking.Based on this think of
Road, the mode that existing air pressure type base frequency-adjusted electronic artificial throat detects gas pressure in fistula mouth are not suitable for reed artificial larynx,
It is technically characterized in that a kind of air-flow sounding electronic auxiliary system based on reed artificial larynx, including mini type gas sensor, simulation
Signal conversion module, Pulse width modulation module, miniature controlled electron air pump, reed artificial larynx, medical gas-guide tube, bandage；It will
Mini type gas sensor is placed in total laryngectomy opening, is fixedly connected in mini type gas sensor two sides and bandage in neck, micro-
Type gas sensor measures the flow velocity and flow signal of eluting gas in fistula mouth, and is translated into analog electrical signal；It will be described
Analog electrical signal passes to analog signal conversion module, and analog electrical signal is converted to corresponding number by analog signal conversion module
Word signal；Pulse width modulation module generates corresponding pulse width according to the digital signal modulated of gas flow and flow speed value
PWM wave；Miniature controlled electron air pump is driven to generate according to different pulse widths identical with gas flow in fistula mouth and flow velocity
Air-flow, generated miniature controlled electron air pump using medical gas-guide tube is successively passed through spring with identical air-flow in user's fistula mouth
Piece artificial larynx and oral cavity carry out language processing to help user's sounding.
A method of the air-flow sounding electronic auxiliary system based on reed artificial larynx, the technical solution adopted by the present invention,
Its step are as follows:
Step 1: minitype gas flow velocity sensor is placed in total laryngectomy opening, for measuring the fistula of user
The flow velocity and flow signal of eluting gas, can be obtained gas flow and flow velocity in fistula mouth, and be translated into and fistula mouth at mouthful
The corresponding analog electrical signal of middle gas flow flow velocity；
Step 2: using analog signal (A/D) conversion module by it is described can indicate that user speaks when fistula mouth in gas
The analog electrical signal of flow and flow rate value is converted to corresponding digital signal；
Step 3: Pulse width modulation module can indicate the digital signal modulated of gas flow and flow speed value according to
Generate corresponding pulses width PWM wave；
It is said step 4: the PWM wave drives miniature controlled electron air pump to generate according to different pulse widths with user
Gas flow rate and the identical air-flow of flow in fistula mouth when words；
Step 5: the miniature controlled electron air pump generated using medical gas-guide tube identical with user's fistula mouth
Air-flow is successively passed through reed artificial larynx and oral cavity carries out language processing to help user's sounding.
The present invention relates to the reed artificial larynx that core audible segment uses air stream drives, therefore a kind of bases provided by the invention
There is low cost in the air-flow sounding electronic auxiliary system of reed artificial larynx, durability is good, it not will cause the superinfection of patient,
It is applicable in various Laryngectomy patients.
Detailed description of the invention
Fig. 1 is structure chart of the invention
Fig. 2 is working method flow diagram of the invention
It is as shown in the figure: 1, mini type gas sensor；2, analog signal conversion module；3, Pulse width modulation module；4, micro-
Type controlled electron air pump；5, reed artificial larynx；6. medical gas-guide tube；7, bandage
Specific embodiment
Below in conjunction with attached drawing 1, the present invention will be further described for attached drawing 2, but protection scope of the present invention is not limited to
This.
Embodiment
As shown in Figure 1, a kind of air-flow sounding electronic auxiliary system based on reed artificial larynx, including mini type gas sensor
1, analog signal conversion module 2, Pulse width modulation module 3, miniature controlled electron air pump 4, reed artificial larynx 5, medical air guide
Pipe 6, bandage 7；Mini type gas sensor 1 is placed at total laryngectomy after-opening, in 1 two sides of mini type gas sensor and bandage 7
It is fixedly connected in neck, mini type gas sensor 1 measures the flow velocity and flow signal of eluting gas in fistula mouth, and is converted
For analog electrical signal；The analog electrical signal is passed into analog signal conversion module 2, by analog signal conversion module 2 by mould
Quasi- electric signal is converted to corresponding digital signal；Pulse width modulation module 3 is according to the digital signal of gas flow and flow speed value
Modulation generates corresponding pulse width PWM wave；The miniature generation of controlled electron air pump 4 and fistula are driven according to different pulse widths
Gas flow and the identical air-flow of flow velocity in mouthful, generated miniature controlled electron air pump 4 using medical gas-guide tube 6 and user
Identical air-flow is successively passed through reed artificial larynx 5 in fistula mouth and oral cavity carries out language processing to help user's sounding.
A kind of method of the air-flow sounding electronic auxiliary system based on reed artificial larynx as shown in Figure 2, what the present invention used
Technical solution, its step are as follows:
Step 1: mini type gas sensor 1 is placed in throat total laryngectomy opening, the full larynx for measuring user is cut
Except the flow velocity and flow signal of eluting gas at after-opening, gas flow and flow velocity in fistula mouth can be obtained, and be translated into
Analog electrical signal corresponding with gas flow flow velocity in fistula mouth；
Step 2: using analog signal conversion module 2 by it is described can indicate that user speaks when fistula mouth in gas flow
Corresponding digital signal is converted to the analog electrical signal of flow speed value；
Step 3: Pulse width modulation module 3 is according to the digital signal tune that can indicate gas flow and flow speed value
System generates corresponding pulses width PWM wave；
It is said step 4: the PWM wave drives miniature controlled electron air pump 4 to generate according to different pulse widths with user
Gas flow rate and the identical air-flow of flow in fistula mouth when words；
Step 5: generated the miniature controlled electron air pump 4 using medical gas-guide tube 6 is identical with user's fistula mouth
Air-flow be successively passed through reed artificial larynx 5 and oral cavity and carry out language processing to help user's sounding.
The present invention has low cost, and durability is good, not will cause the superinfection of patient, is applicable in all kinds of Laryngectomies
Patient.
The above is specific embodiments of the present invention, is not intended to limit the scope of the present invention, all foundations
Technical solution of the present invention makees any subtle modifications, equivalent variations and modifications to the present invention, belongs to protection model of the invention
It encloses.
Claims (2)
1. a kind of air-flow sounding electronic auxiliary system based on reed artificial larynx, it is characterised in that: including mini type gas sensor,
Analog signal conversion module, miniature controlled electron air pump, reed artificial larynx, medical gas-guide tube, is tied up Pulse width modulation module
Band；Mini type gas sensor is placed in total laryngectomy opening, is fixedly connected in mini type gas sensor two sides and bandage in neck
Portion, mini type gas sensor measure the flow velocity and flow signal of eluting gas in fistula mouth, and are translated into analog electrical signal；It will
The analog electrical signal passes to analog signal conversion module, is converted to analog electrical signal accordingly by analog signal conversion module
Digital signal；Pulse width modulation module is wide according to the corresponding pulse of the digital signal modulated of gas flow and flow speed value generation
Spend PWM wave；Miniature controlled electron air pump is driven to generate according to different pulse widths identical as gas flow in fistula mouth and flow velocity
Air-flow, generated miniature controlled electron air pump using medical gas-guide tube is successively passed through with identical air-flow in user's fistula mouth
Reed artificial larynx and oral cavity carry out language processing to help user's sounding.
2. a kind of method of the air-flow sounding electronic auxiliary system based on reed artificial larynx, it is characterised in that: what the present invention used
Technical solution, its step are as follows:
Step 1: minitype gas flow velocity sensor is placed in total laryngectomy opening, at the fistula mouth for measuring user
Gas flow and flow velocity in fistula mouth can be obtained in the flow velocity and flow signal of eluting gas, and is translated into and gas in fistula mouth
The corresponding analog electrical signal of body flow velocity；
Step 2: using analog signal (A/D) conversion module by it is described can indicate that user speaks when fistula mouth in gas flow
Corresponding digital signal is converted to the analog electrical signal of flow speed value；
Step 3: Pulse width modulation module can indicate that the digital signal modulated of gas flow and flow speed value is generated according to
Corresponding pulses width PWM wave；
Step 4: when the PWM wave drives miniature controlled electron air pump generation to speak with user according to different pulse widths
Gas flow rate and the identical air-flow of flow in fistula mouth；
Step 5: the miniature controlled electron air pump is generated using medical gas-guide tube with identical air-flow in user's fistula mouth
It is successively passed through reed artificial larynx and oral cavity carries out language processing to help user's sounding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361905.6A CN109350305A (en) | 2018-11-15 | 2018-11-15 | A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811361905.6A CN109350305A (en) | 2018-11-15 | 2018-11-15 | A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109350305A true CN109350305A (en) | 2019-02-19 |
Family
ID=65345275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811361905.6A Pending CN109350305A (en) | 2018-11-15 | 2018-11-15 | A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109350305A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568603A (en) * | 2020-05-22 | 2020-08-25 | 吉林大学 | Supplementary artificial pipe of throat's sound production |
| WO2022094662A1 (en) * | 2020-11-04 | 2022-05-12 | Laronix Pty Ltd | Voice generation system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101454041A (en) * | 2005-09-20 | 2009-06-10 | 呼吸科技公司 | Systems, methods and apparatus for respiratory support of a patient |
| CN101916566A (en) * | 2010-07-09 | 2010-12-15 | 西安交通大学 | Electronic larynx speech reconstructing method and system thereof |
| CN101991475A (en) * | 2009-08-31 | 2011-03-30 | 北京航空航天大学 | Air pressure type base frequency-adjusted electronic artificial throat |
| CN104188736A (en) * | 2014-07-22 | 2014-12-10 | 北京航空航天大学 | Electronic artificial throat training system based on orificium fistula airflow and air pressure signal regulation and control and operating method |
| JP2016026542A (en) * | 2014-06-26 | 2016-02-18 | 三丸機械工業株式会社 | Tracheostomy tube device |
| CN107041798A (en) * | 2017-04-12 | 2017-08-15 | 大连医科大学附属第二医院 | Electronic larynx gas sounding accessory system |
-
2018
- 2018-11-15 CN CN201811361905.6A patent/CN109350305A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101454041A (en) * | 2005-09-20 | 2009-06-10 | 呼吸科技公司 | Systems, methods and apparatus for respiratory support of a patient |
| CN101991475A (en) * | 2009-08-31 | 2011-03-30 | 北京航空航天大学 | Air pressure type base frequency-adjusted electronic artificial throat |
| CN101916566A (en) * | 2010-07-09 | 2010-12-15 | 西安交通大学 | Electronic larynx speech reconstructing method and system thereof |
| JP2016026542A (en) * | 2014-06-26 | 2016-02-18 | 三丸機械工業株式会社 | Tracheostomy tube device |
| CN104188736A (en) * | 2014-07-22 | 2014-12-10 | 北京航空航天大学 | Electronic artificial throat training system based on orificium fistula airflow and air pressure signal regulation and control and operating method |
| CN107041798A (en) * | 2017-04-12 | 2017-08-15 | 大连医科大学附属第二医院 | Electronic larynx gas sounding accessory system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568603A (en) * | 2020-05-22 | 2020-08-25 | 吉林大学 | Supplementary artificial pipe of throat's sound production |
| WO2022094662A1 (en) * | 2020-11-04 | 2022-05-12 | Laronix Pty Ltd | Voice generation system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Asai | Laryngoplasty after total laryngectomy | |
| Denes et al. | The speech chain | |
| CN104207860B (en) | Artificial sound producing device | |
| Lieberman et al. | Newborn infant cry and nonhuman primate vocalization | |
| US4223411A (en) | Internal laryngeal prosthesis | |
| CN109350305A (en) | A kind of air-flow sounding electronic auxiliary system and method based on reed artificial larynx | |
| CN107041798A (en) | Electronic larynx gas sounding accessory system | |
| US9129595B2 (en) | Artificial larynx | |
| Davies et al. | Care of the professional voice: a guide to voice management for singers, actors and professional voice users | |
| CN101991475B (en) | Air pressure type base frequency-adjusted electronic artificial throat | |
| CN109172986A (en) | A kind of auxiliary sounding device and bionical vocal technique | |
| Lisker et al. | Cinegraphic observations of the larynx during voiced and voiceless stops | |
| US20200069414A1 (en) | Electrolarynx devices and uses thereof | |
| Fletcher | ACOUSTICAL BACKGROUND TO THE MANY VARIETIES OF BIRDSONG. | |
| Negus | The mechanism of phonation | |
| Fujimura | Physiological functions of the larynx in phonetic control | |
| CN108721749A (en) | Sounding tracheal catheter | |
| Ooe et al. | Speech assistance devices controlled by neck myoelectric signal | |
| TWM518968U (en) | Imitated glottis trachea device | |
| Ooe et al. | Development of the compact control system using of neck emg signal for welfare applications | |
| Hiki et al. | Simultaneous measurement of subglottal and supraglottal pressure variations | |
| Holmes | The Science of Voice Production and Voice Preservation: For the Use of Speakers and Singers | |
| Davies et al. | Anatomy and physiology of the vocal mechanism | |
| JP2023547943A (en) | Speech generation system and method | |
| Fritz | The construction of the organs of voice and their function in speech production |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190219 |