CN109568806A - Working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength - Google Patents
Working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength Download PDFInfo
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- CN109568806A CN109568806A CN201910061032.5A CN201910061032A CN109568806A CN 109568806 A CN109568806 A CN 109568806A CN 201910061032 A CN201910061032 A CN 201910061032A CN 109568806 A CN109568806 A CN 109568806A
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 33
- 238000002560 therapeutic procedure Methods 0.000 title claims abstract description 12
- 230000009977 dual effect Effects 0.000 title claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000005669 field effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 238000011282 treatment Methods 0.000 abstract description 23
- 230000005855 radiation Effects 0.000 abstract description 5
- 230000001225 therapeutic effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 5
- 238000000554 physical therapy Methods 0.000 description 5
- 210000001519 tissue Anatomy 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 201000010099 disease Diseases 0.000 description 3
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 3
- 210000000214 mouth Anatomy 0.000 description 3
- 239000013307 optical fiber Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002087 whitening effect Effects 0.000 description 2
- 206010007134 Candida infections Diseases 0.000 description 1
- 208000007027 Oral Candidiasis Diseases 0.000 description 1
- 241000287411 Turdidae Species 0.000 description 1
- 208000025865 Ulcer Diseases 0.000 description 1
- 230000000202 analgesic effect Effects 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 201000003984 candidiasis Diseases 0.000 description 1
- 210000003074 dental pulp Anatomy 0.000 description 1
- 210000004262 dental pulp cavity Anatomy 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000013532 laser treatment Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000003239 periodontal effect Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 210000004872 soft tissue Anatomy 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- 231100000397 ulcer Toxicity 0.000 description 1
- 230000029663 wound healing Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0601—Apparatus for use inside the body
- A61N5/0603—Apparatus for use inside the body for treatment of body cavities
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C19/00—Dental auxiliary appliances
- A61C19/06—Implements for therapeutic treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/067—Radiation therapy using light using laser light
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0601—Apparatus for use inside the body
- A61N5/0603—Apparatus for use inside the body for treatment of body cavities
- A61N2005/0606—Mouth
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0626—Monitoring, verifying, controlling systems and methods
Landscapes
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Epidemiology (AREA)
- Radiation-Therapy Devices (AREA)
- Laser Surgery Devices (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
Abstract
Working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength, is related to semiconductor laser medical technical field.The working laser wavelength of general laser diode dentistry therapy instrument is near infrared band, and the wavelength of aiming laser is in visible light red band.The working laser and aiming laser of the prior art are the laser of single wavelength.This there is a disadvantage: cavity interior tissue is complicated, different illnesss will obtain best therapeutic effect, it all has different needs the radiation pattern of the energy of semiconductor laser, wavelength and laser, and the working laser of single wavelength is not fully appropriate for the treatment of the various complicated illnesss of cavity interior.The present invention has the working laser of dual wavelength, in addition to the working laser that one of them wavelength may be selected, can also be superimposed the working laser of two kinds of wavelength or alternately output uses.The present invention provides the wavelength of working laser and radiation pattern multiple choices, increase the validity for the treatment of, have also expanded the field for the treatment of.
Description
Technical field
The present invention relates to laser medicine technical fields, more particularly, to semiconductor laser medical technical field.
Background technique
The definition of this specification term: 1. laser diode dentistry therapy instruments: refer to using the energy of semiconductor laser to people
The Medical Devices of the treatments such as body oral cavity organization is vaporized, cuts, anti-inflammatory, analgesic, shaping, whitening or physical therapy.2. work swashs
Light: being the semiconductor laser for referring to the specific wavelength that counterpart intraluminal tissue implements treatment or physical therapy.3. aiming laser: referring to
Visible wavelength range, small-power semiconductor laser for guiding or positioning working laser treatment position.4. fiber coupling
Technology: referring to and the laser beam that semiconductor laser tube core emits be coupled into inside of optical fibre using optical design techniques, benefit
With the technology of fiber optic conduction laser energy.5. driving current: refer to load on semiconductor laser, for excitation laser export
DC current.
The advantages that semiconductor laser is small in size, light-weight, the service life is long, high conversion efficiency because of its, has been widely used in
The fields such as biomedical research, clinical disease diagnosis and treatment.With the continuous expansion of semiconductor laser wavelength range, laser
The continuous improvement of device performance and transmission power is also constantly expanding in the application range of medical field.In the beginning of this century, beauty
Semiconductor laser has generally been applied to the treatment and physical therapy of dentistry by the developed countries such as state, European Union, Japan, and is achieved good
Effect.The treatment that semiconductor laser is applied to dentistry specifically includes that oral soft tissue operation, root canal and periodontal sterilizing, dental pulp are controlled
It treats, thrush and dental ulcer treatment, dentistry plantation, tooth whitening etc..Compared with traditional dental treatment mode, has and suffer from
The features such as person's feeling of pain is light, treatment thermal damage is small, the wound healing phase is short, significant in efficacy.In recent years, Chinese many medical treatment portions
Door has begun to focus on and gradually using this medical technology, and the market demand is in the rapid increase stage.Meanwhile semiconductor swashs
In terms of the designing technique and function of light dentistry therapy instrument, also in the changes in demand according to clinical use among constantly improving.
Laser diode dentistry therapy instrument is for its technical level, and home and overseas is substantially all in same horizontal line at present
On.What the prior art generallyd use is to be coupled into working laser and aiming laser into same stone by fiber coupling technique
Among English optical fiber, the energy of laser is to carry out non-contact treatment by fiber optic conduction to treatment tissue surface.Its Laser Driven skill
Art generallys use constant current (constant amplitude for referring to electric current under pulsed mode) driving method, and control technology generallys use list
The control of piece machine system.Currently, the working laser wavelength of general laser diode dentistry therapy instrument aims at and swashs near infrared band
The wavelength of light is in visible light red band.The working laser and aiming laser of the prior art are the laser of single wavelength.This is just
There are a disadvantages: the property of cavity interior tissue is complicated, and different tissues is to the absorptivity of Same Wavelength laser and penetrates depth
Degree is different, and different treatment for diseases is also different to the radiation pattern of the energy of semiconductor laser, wavelength and laser
Demand, the working laser of single wavelength is not fully appropriate for the treatment and physical therapy of the various complicated illnesss of cavity interior.Or
It says, the working laser of single wavelength cannot obtain optimal therapeutic effect in terms of the treatment of the certain illnesss of dentistry.
Summary of the invention
The present invention is that operating laser driving is increased in the technical foundation of general laser diode dentistry therapy instrument
Circuit 1, the operating laser driving circuit 1 is relatively independent in configuration aspects with operating laser driving circuit 0, two-way driving
The wavelength for the semiconductor laser that power supply is loaded is different.Semiconductor laser in the operating laser driving circuit 1
Wavelength is 808nm, and the wavelength of the semiconductor laser in operating laser driving circuit 0 is 980nm.The work of two-way driving circuit
Same single chip machine controlling circuit is controlled by as state.In treatment use according to the treatment of different syndromes, working laser can have
The selection of following methods: the working laser of one of 1. selections wavelength；2. the working laser of two kinds of wavelength is superimposed output；
3. the working laser of two kinds of wavelength alternately exports similar to pulse mode.Such design result solves the present invention largely
The working laser of single wavelength of having determined cannot adapt to the treatment and physical therapy problem of oral cavity various diseases completely.
The present invention is solving scheme used by its technical problem: the present invention includes AC-DC conversion circuit, single-chip microcontroller control
Circuit processed, operating laser driving circuit 0, aiming laser driving circuit, semiconductor laser elements, fiber coupling output group
Part, floor push, remote control is chain, emergency stop switch, digitizes man-machine interface.The AC-DC conversion circuit respectively with single-chip microcontroller control
Circuit processed, operating laser driving circuit 0 have electric connection, and the single chip machine controlling circuit drives electricity with operating laser respectively
Road 0, aiming laser driving circuit, floor push, the chain, emergency stop switch of remote control, digitlization man-machine interface have electric connection, described
Semiconductor laser elements have electric connection with operating laser driving circuit 0, aiming laser driving circuit respectively, described partly to lead
Body laser component and fiber coupling output precision have mechanical connection.It is characterized in that: increasing operating laser driving circuit 1.
The operating laser driving circuit 1 has electric connection, the work with AC-DC conversion circuit, single chip machine controlling circuit respectively
Laser driving circuit 1 and semiconductor laser elements have mechanical connection.The operating laser driving circuit 1 includes semiconductor
Laser LD1, operational amplifier U1, U2, U3, DA converter ic U4, field-effect tube Q1, transistor Q2, resistance R1, R2,
R3, R4, R5, R6, R7, R8, R9, R10, R11, monolithic capacitor C1, C2, C3, C4, C5, C6, electrolytic capacitor C7.
The beneficial effects of the present invention are: the present invention merely adds operating laser driving circuit 1 in design, but work
The wavelength and the way of output of laser have but obtained a variety of selection or combination, and the treatment of the various illnesss in oral cavity is selected more
Suitable semiconductor laser wavelength and radiation pattern, improve the validity and safety for the treatment of, while also increasing semiconductor
The output function of laser dentistry therapy instrument has expanded therapeutic domain.
Detailed description of the invention
Attached drawing 1 is schematic block circuit diagram of the present invention.
Attached drawing 2 is the circuit diagram of operating laser driving circuit 1 of the present invention.
LD1 semiconductor laser in figure, U1, U2, U3 are operational amplifier, and U4 is DA converter ic, and Q1 is field effect
Ying Guan, Q2 are transistor, and R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11 are resistance, and C1, C2, C3, C4, C5, C6 are
Monolithic capacitor, C7 are electrolytic capacitor.U0 is the single-chip microcontroller of the single chip machine controlling circuit, and C0 is in the AC-DC conversion circuit
Electrolytic capacitor.
Specific embodiment
The specific embodiment of the invention are as follows: input power AC220V/50Hz passes through after AC-DC conversion circuit, gives respectively
Single chip machine controlling circuit, operating laser driving circuit 0, operating laser driving circuit 1 provide constant voltage dc source.Work swashs
Light device driving circuit 1 is the negative feedback control circuit using driving current as sampled signal, exports the amplitude size of electric current and defeated
Mode is controlled by single chip machine controlling circuit out.The drive that operating laser driving circuit 0, operating laser driving circuit 1 export
Streaming current is the energy of relevant work laser internal excitation laser.There is accurate optical path to set inside semiconductor laser elements
Meter, finally by the light beam of two-way operating laser and all the way, the light beam of aiming laser is each coupled among same optical fiber, and work swashs
Light and aiming laser are by fiber optic conduction to the surface for needing to treat tissue.For laser equipment security classification, partly lead
Volumetric laser dentistry therapy instrument belongs to 4 class laser equipments, should have the function of that emergency stop switch, remote control connect according to the relevant criterion present invention
Lock function, floor push control function, the status signal of this three external control devices are conveyed directly to control with single-chip microcontroller
Circuit will be immediately performed corresponding operation after single chip machine controlling circuit inquires a certain switch actuating signals.
Operating laser driving circuit 1 of the present invention is using field-effect tube Q1 as the constant-current drive circuit of core, electric current
Voltage signal on sample resistance R1 feeds back the reverse input end to operational amplifier U1, the signal and current setting signal (U1
Noninverting input) compare after export voltage signal (output end of U1) be operating laser driving current size
Control signal.The size of operating laser output power is adjusted in the output end voltage of DA converter ic U4.It is put by operation
The circuit that big device U2, U3 are constituted is that driving current crosses limit protection circuit, and single chip machine controlling circuit had once inquired limit signal
Later, corresponding operating can be immediately performed.
Man-machine interface of the invention be color LCD show, touch screen control.There is quick behaviour in display and control interface design
Make icon, in treatment use, operator is convenient to the working laser wave that selection needs as long as clicking corresponding icon
Length, emitted energy, radiation pattern etc..In lasing condition, interface can also the various status informations of display system and all kinds of
Real-time detection parameter is observed and is referred to for operator.
Claims (1)
- It include AC-DC conversion circuit, single-chip microcontroller control 1. working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength Circuit processed, operating laser driving circuit 0, aiming laser driving circuit, semiconductor laser elements, fiber coupling output group Part, floor push, the chain, emergency stop switch of remote control, digitlization man-machine interface, the AC-DC conversion circuit respectively with single-chip microcontroller control Circuit processed, operating laser driving circuit 0 have electric connection, and the single chip machine controlling circuit drives electricity with operating laser respectively Road 0, aiming laser driving circuit, floor push, the chain, emergency stop switch of remote control, digitlization man-machine interface have electric connection, described Semiconductor laser elements have electric connection with operating laser driving circuit 0, aiming laser driving circuit respectively, described partly to lead Body laser component and fiber coupling output precision have mechanical connection, it is characterized in that: operating laser driving circuit 1 is increased, The operating laser driving circuit 1 has electric connection, the work with AC-DC conversion circuit, single chip machine controlling circuit respectively Laser driving circuit 1 and semiconductor laser elements have mechanical connection, and the operating laser driving circuit 1 includes semiconductor Laser LD1, operational amplifier U1, U2, U3, DA converter ic U4, field-effect tube Q1, transistor Q2, resistance R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, monolithic capacitor C1, C2, C3, C4, C5, C6, electrolytic capacitor C7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910061032.5A CN109568806A (en) | 2019-01-23 | 2019-01-23 | Working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910061032.5A CN109568806A (en) | 2019-01-23 | 2019-01-23 | Working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109568806A true CN109568806A (en) | 2019-04-05 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910061032.5A Pending CN109568806A (en) | 2019-01-23 | 2019-01-23 | Working laser is the multifunctional semi-conductor laser dentistry therapy instrument of dual wavelength |
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| CN (1) | CN109568806A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893101A (en) * | 2019-04-26 | 2019-06-18 | 中国科学院长春光学精密机械与物理研究所 | A kind of caries diagnosis imaging device and hand-held caries diagnosis imager |
Citations (5)
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|---|---|---|---|---|
| CN201617947U (en) * | 2009-12-14 | 2010-11-03 | 武汉奇致激光技术有限公司 | Multifunctional laser therapy apparatus |
| CN101919733A (en) * | 2010-09-07 | 2010-12-22 | 中国科学院长春光学精密机械与物理研究所 | Double-wavelength high-power semiconductor laser synthetic therapeutic apparatus |
| WO2011072472A1 (en) * | 2009-12-14 | 2011-06-23 | 武汉奇致激光技术有限公司 | Multifunctional laser therapeutic apparatus |
| CN208031665U (en) * | 2017-04-24 | 2018-11-02 | 武汉芸禾光电技术有限公司 | A kind of portable multi-wavelength semiconductor laser oral cavity therapeutic equipment |
| CN109044526A (en) * | 2018-07-03 | 2018-12-21 | 瑞尔通(苏州)医疗科技有限公司 | A kind of dual laser and laser therapeutic apparantus |
-
2019
- 2019-01-23 CN CN201910061032.5A patent/CN109568806A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201617947U (en) * | 2009-12-14 | 2010-11-03 | 武汉奇致激光技术有限公司 | Multifunctional laser therapy apparatus |
| WO2011072472A1 (en) * | 2009-12-14 | 2011-06-23 | 武汉奇致激光技术有限公司 | Multifunctional laser therapeutic apparatus |
| CN101919733A (en) * | 2010-09-07 | 2010-12-22 | 中国科学院长春光学精密机械与物理研究所 | Double-wavelength high-power semiconductor laser synthetic therapeutic apparatus |
| CN208031665U (en) * | 2017-04-24 | 2018-11-02 | 武汉芸禾光电技术有限公司 | A kind of portable multi-wavelength semiconductor laser oral cavity therapeutic equipment |
| CN109044526A (en) * | 2018-07-03 | 2018-12-21 | 瑞尔通(苏州)医疗科技有限公司 | A kind of dual laser and laser therapeutic apparantus |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109893101A (en) * | 2019-04-26 | 2019-06-18 | 中国科学院长春光学精密机械与物理研究所 | A kind of caries diagnosis imaging device and hand-held caries diagnosis imager |
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