CN2778319Y - Light-powered semiconductor laser therapeutic equipment - Google Patents

Light-powered semiconductor laser therapeutic equipment Download PDF

Info

Publication number
CN2778319Y
CN2778319Y CN 200520000873 CN200520000873U CN2778319Y CN 2778319 Y CN2778319 Y CN 2778319Y CN 200520000873 CN200520000873 CN 200520000873 CN 200520000873 U CN200520000873 U CN 200520000873U CN 2778319 Y CN2778319 Y CN 2778319Y
Authority
CN
China
Prior art keywords
laser
module
output
semiconductor laser
drive power
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.)
Expired - Lifetime
Application number
CN 200520000873
Other languages
Chinese (zh)
Inventor
张侃
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
TIANJIN BINGHAI INDUSTRIAL PARK HUAYI PHOTOELECTRICITY TECHNOLOGY Co Ltd
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN 200520000873 priority Critical patent/CN2778319Y/en
Application granted granted Critical
Publication of CN2778319Y publication Critical patent/CN2778319Y/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Landscapes

  • Laser Surgery Devices (AREA)
  • Radiation-Therapy Devices (AREA)

Abstract

The utility model provides a novel light-powered semiconductor laser therapeutic instrument which has three-way output. The laser therapeutic instrument is mainly composed of three semiconductor laser modules, a laser drive power supply module, a direct current switching power supply, a main control circuit board, a power detector, a storage device, an input device and a display device, and is characterized in that laser in three ways can be simultaneously output according to requirements, and laser in two ways can also be chosen to be simultaneously output, or laser in only one way is chosen to be output. A laser output head of each way can be connected with optical fiber, and thus, clinical requirements are well satisfied.

Description

Light power semiconductor laser therapeutic instrument
Affiliated technical field
This utility model relates to a kind of semiconductor laser therapeutic instrument, particularly a kind of smooth power semiconductor laser therapeutic instrument.
Background technology
In recent years, photodynamic therapy has become a kind of new technique of treatment tumor, and reaches its maturity.The key of photodynamic therapy is to use suitable photosensitizer and the LASER Light Source that adapts with it.Wavelength of Laser must be identical or close with the particular excitation wavelength that photosensitizer requires.Hematoporphyrin derivative (HPD) is a kind of photosensitizer that has obtained state approval, the experiment proved that, it is woven with stronger affinity and photoreactivity to tumor group, under the exciting of 630-690nm wave band of laser, produce photochemical effect, destroy tumor cell and tumor vessel, cause tumor tissue necrosis.The laser instrument of 630-690nm wave band mainly contains helium neon laser and semiconductor laser.The helium neon laser laser output power often is not more than 50mW, can't satisfy the treatment needs of human body deep layer entity tumor, thereby its scope of application is restricted.And the present known semiconductor laser therapeutic machine that is used for photodynamic therapy no matter how many general powers of output laser is, all is one tunnel output, and when clinical practice, needs multi-path laser output under a lot of situations.For this reason, have to use beam splitter or special splitting optical fiber.But the insertion loss of beam splitter is generally greater than 40%, and the splitting optical fiber coupling efficiency is low, each road power output is uneven, has caused the great wasting of resources, and irradiation time is long during treatment, increase patient's misery, and therapeutic effect is also undesirable.
Summary of the invention
This utility model provides a kind of novel smooth power semiconductor laser therapeutic instrument, the treatment laser power that can overcome existing photodynamic therapy laser therapeutic apparatus existence is little, can't multi-path laser the deficiency of output, this utility model comprises laser therapeutic apparatus main frame and peripheral the demonstration, input equipment, the medical worker can select the mode of laser output easily as required by the control interface, can select any one tunnel output laser, also can select the above laser of any two-way or two-way to export simultaneously, and each road laser delivery all can be connected with optical fiber, thereby use beam splitter and splitting optical fiber have been avoided, reduced power attenuation, increase laser irradiation efficient, reduce treatment time, reach better therapeutic effect.
This utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be: the laser therapeutic apparatus host machine part mainly comprises three (or more than three) semiconductor laser modules, the laser drive power module, power detector, direct-current switch power supply, main control board and memory device.
A. in the driving power module of semiconductor laser, comprise CPU (single-chip microcomputer or digital signal processor etc.), one group of temperature-detecting device, the switching device of the control laser module of one group of regulating current device and three groups of parallel connections, CPU can be controlled temperature-detecting device, regulating current device and three groups of switching devices simultaneously, each laser module is connected with one group of switching device, and every road laser is exported through optical fiber by the photo-coupler coupling respectively.Can select the open and close state of each switching device during treatment as required, the switching of drive current of each laser instrument is flow through in control, selects any one the tunnel or the output of multiple path laser.By changing the parameter of regulating current device, can control the output of each laser module simultaneously, make each road laser instrument output reach balance.
B. direct-current switch power supply is laser drive power and main control board power supply, and the CPU on governor circuit and the laser drive power module is transmitted signal by data transmission interface (RS232 etc.).Power detector adopts light cell (or photodiode, phototriode) as electrooptical device, detected photosignal is transferred to CPU in the laser drive power module, by data transmission interface and main control board communication, performance number is shown in the human-computer interaction interface, and user can be proofreaded energy meter easily.
C. active circuits plate, memory device, show, input equipment has constituted the master system of laser therapeutic apparatus, CPU on the laser drive power module is a lower computer system, upper function provides very friendly human-computer interaction interface, various input equipments can pass through this interface, the output and the working method (single channel or multichannel output) of laser instrument are set easily, and storage and the processing of carrying out data, various control signals are all carried out communication by main control board and slave computer by data-interface, software combines with hardware, makes the operation of therapeutic instrument more stable.
D. in addition, can also change the structure of laser drive power module, three (or more than three) independently regulating current device is set, control the output of every road laser instrument respectively, satisfy different treatment requirements.
E. the wavelength of the semiconductor laser module of Cai Yonging can be 630nm--690nm, as: 632nm,, 650nm, 670nm, every road laser output power maximum can reach 2W.
This utility model is simple in structure, the laser that each road laser instrument can independent output high-power, also bright dipping simultaneously, and need be by beam splitter or splitting optical fiber, can effectively reduce power attenuation like this, improve therapeutic efficiency, satisfy the needs of various clinical treatments.
Description of drawings
Below in conjunction with drawings and Examples this utility model is further specified.
Fig. 1 is a quasiconductor semiconductor laser therapeutic instrument main frame principle assumption diagram;
Fig. 2 is the principle assumption diagram of first embodiment.
Fig. 3 is the principle assumption diagram of second embodiment.
Wherein, 1 is semiconductor laser module, laser is exported through optical fiber by the photo-coupler coupling, 2 is the laser drive power module, 3 is direct-current switch power supply, 4 is main control board, 5 is power detector, 6 is memory device, and 7 is display device, and 8 is input equipment, 9 is the CPU on the laser drive power module, 10 is one group of regulating current device on the Laser Driven power module, and 11 is three groups of switching devices on the Laser Driven power module, and 12 is three groups of regulating current devices on the Laser Driven power module.
The specific embodiment
As shown in Figure 1 and Figure 2, light power semiconductor laser therapeutic instrument is made up of laser therapeutic apparatus main frame and ancillary equipment, and wherein laser therapeutic apparatus comprises semiconductor laser module (1), laser drive power module (2), direct-current switch power supply (3), main control board (4), power detector (5), memory device (6).Ancillary equipment comprises display device (7) and input equipment (8).Wherein, direct-current switch power supply (3) provides needed DC voltage for laser drive power module (2) and main control board (4), adopt embodiment for the moment, CPU (9) on the laser drive power module (2) is controlled one group of regulating current device (10) and three groups of switching devices (11) simultaneously, each laser module is in series with one group of switching device respectively, utilize input equipment (7) to select the duty of each road laser module, laser output power is set, signal sends to CPU (9) from main control board (4) by interface, control opening of each way switch device (11), off status is led to, the electric current of laser module stopped, can select the output of one road laser arbitrarily, also can select any two-way or three road laser to export simultaneously, the switching device that this moment, selected laser instrument was in series with it is in opens out light state, other road is in closed condition, laser instrument is not exported laser, each road laser is exported through optical fiber by the photo-coupler coupling respectively, can change the power of laser output by the parameter of change regulating current device (10), when the electric current that flows through laser module increases, the output of laser module increases, otherwise output reduces.In this manner, the output of the laser instrument that open on every road is changed simultaneously, can guarantee each road output balance, can satisfy the same position of treatment, with the needs of identical energy multi-angle irradiation.
Among the embodiment two, as shown in Figure 3, CPU (9) control three groups of regulating current devices (12) on laser drive power module (2), three groups of switching devices (11) are in series with three laser modules (1) respectively, the open and close state of each way switch device of the control of CPU (9) under the commander of main control board, make laser instrument output or do not export laser, regulate electric current respectively, can realize the setting respectively of each road laser output power, can satisfy the treatment different parts, the needs of different-energy.

Claims (5)

1. light power semiconductor laser therapeutic instrument, comprise laser therapeutic apparatus main frame and ancillary equipment, the laser therapeutic apparatus main frame comprises semiconductor laser module (1), laser drive power module (2), direct-current switch power supply (3), main control board (4), power detector (5), memory device (6), ancillary equipment comprises display device (7) and input equipment (8), it is characterized in that: described direct-current switch power supply (3) is connected with main control board (4) with laser drive power module (2) respectively, for it provides needed DC voltage, described laser drive power module (2) is by CPU (9), regulating current device (10) and three groups of switching devices (11) are formed, each laser module is connected with a switching device on the laser drive power module (2) respectively, control signal is passed to CPU (9) on the laser drive power module (2) from main control board (4) by data transmission interface, CPU (9) is sent control signal and is organized switching device (11) and regulating current device (10) to each, opening of switching device, off status, the unlatching and the shutoff of corresponding respectively the laser instrument that is in series with it, increase the electric current that flows through laser module, laser output power increases, reduce the electric current that flows through described laser module, laser output power reduces, and each road laser is exported through optical fiber by the photo-coupler coupling respectively.
2. smooth power semiconductor laser therapeutic instrument according to claim 1, the regulating current device that it is characterized in that being arranged on the laser drive power module (2) is one group (10), controls the output of three road laser modules simultaneously.
3. smooth power semiconductor laser therapeutic instrument according to claim 1, the regulating current device that it is characterized in that being arranged on the laser drive power module (2) is three groups (12), controls the output of three road laser modules respectively.
4. smooth power semiconductor laser therapeutic instrument according to claim 1 is characterized in that the centre wavelength of the semiconductor laser module that adopted can be 630nm, 650nm, 670nm, 690nm.
5. smooth power semiconductor laser therapeutic instrument according to claim 1 is characterized in that CPU (9) is made up of one or more single-chip microcomputer and peripheral circuit thereof.
CN 200520000873 2005-01-18 2005-01-18 Light-powered semiconductor laser therapeutic equipment Expired - Lifetime CN2778319Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200520000873 CN2778319Y (en) 2005-01-18 2005-01-18 Light-powered semiconductor laser therapeutic equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200520000873 CN2778319Y (en) 2005-01-18 2005-01-18 Light-powered semiconductor laser therapeutic equipment

Publications (1)

Publication Number Publication Date
CN2778319Y true CN2778319Y (en) 2006-05-10

Family

ID=36752407

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200520000873 Expired - Lifetime CN2778319Y (en) 2005-01-18 2005-01-18 Light-powered semiconductor laser therapeutic equipment

Country Status (1)

Country Link
CN (1) CN2778319Y (en)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102038538A (en) * 2010-08-05 2011-05-04 杜毅 Multi-purpose high-power semiconductor laser therapeutic apparatus
CN102377101A (en) * 2010-08-25 2012-03-14 北京国科世纪激光技术有限公司 Laser with multi-path output wavelength
CN103055429A (en) * 2013-01-11 2013-04-24 武汉博激世纪科技有限公司 Red light photodynamic therapy system
CN105807677A (en) * 2014-12-30 2016-07-27 武汉奇致激光技术股份有限公司 Embedded control system used for urinary laser surgical treatment system
CN106539621A (en) * 2016-10-30 2017-03-29 苏州市克拉思科文化传播有限公司 A kind of intelligent operation laser scalpel
CN108075351A (en) * 2016-11-11 2018-05-25 大族激光科技产业集团股份有限公司 Semiconductor laser control system
CN110401102A (en) * 2019-06-12 2019-11-01 武汉芸禾光电技术有限公司 A kind of five wavelength High Power Diode Laser Therapeutic Instrument systems
CN112310806A (en) * 2019-10-29 2021-02-02 宁波佰士瑞医疗科技有限公司 Semiconductor laser driving power supply system
CN112952542A (en) * 2021-02-01 2021-06-11 中国航空制造技术研究院 Control system and control method for self-adaptive transmission of laser energy

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102038538A (en) * 2010-08-05 2011-05-04 杜毅 Multi-purpose high-power semiconductor laser therapeutic apparatus
CN102377101A (en) * 2010-08-25 2012-03-14 北京国科世纪激光技术有限公司 Laser with multi-path output wavelength
CN103055429A (en) * 2013-01-11 2013-04-24 武汉博激世纪科技有限公司 Red light photodynamic therapy system
CN105807677A (en) * 2014-12-30 2016-07-27 武汉奇致激光技术股份有限公司 Embedded control system used for urinary laser surgical treatment system
CN106539621A (en) * 2016-10-30 2017-03-29 苏州市克拉思科文化传播有限公司 A kind of intelligent operation laser scalpel
CN108075351A (en) * 2016-11-11 2018-05-25 大族激光科技产业集团股份有限公司 Semiconductor laser control system
CN110401102A (en) * 2019-06-12 2019-11-01 武汉芸禾光电技术有限公司 A kind of five wavelength High Power Diode Laser Therapeutic Instrument systems
CN112310806A (en) * 2019-10-29 2021-02-02 宁波佰士瑞医疗科技有限公司 Semiconductor laser driving power supply system
CN112952542A (en) * 2021-02-01 2021-06-11 中国航空制造技术研究院 Control system and control method for self-adaptive transmission of laser energy

Similar Documents

Publication Publication Date Title
CN2778319Y (en) Light-powered semiconductor laser therapeutic equipment
CN101540476B (en) Constant current driver of digital semiconductor laser
CN110493917A (en) A kind of multiple-channel output control circuit and method for LED light supplementing lamp for plants
CN106209255A (en) Optical module and laser bias circuit Poewr control method thereof
CN110401102A (en) A kind of five wavelength High Power Diode Laser Therapeutic Instrument systems
CN105852966A (en) Treatment device capable of realizing simultaneous output of tunable lasers from multiple channels
CN205796255U (en) A kind of control device realizing wave therapeutic instrument frequency modulation, adjusting power easily
CN110446307A (en) A kind of multiple-channel output modularization UV LED power
US20060020308A1 (en) Light therapy device heat management
CN202070020U (en) Light-emitting diode (LED) photodynamic therapeutic instrument
CN101999934B (en) Portable varicosity semiconductor laser therapeutic apparatus
CN204563343U (en) A kind of LED depilatory apparatus
CN104158595B (en) Processing method of power supply circuit for reducing optical fiber module power consumption in power equipment
CN208031665U (en) A kind of portable multi-wavelength semiconductor laser oral cavity therapeutic equipment
CN211097077U (en) Pulsed light phototherapy equipment
CN205055217U (en) Light power oral cavity periodontitis therapeutic instrument
CN109621221A (en) Icterus neonatorum Phototherapeutic instrument
CN201223644Y (en) LED photon instrument for softening skin
CN209330171U (en) A kind of mobile phone of band spectrum irradiation function
CN2732272Y (en) Semiconductor laser therapeutic device
CN204484290U (en) For operating Plasma system
CN201894674U (en) Portable varicose vein semiconductor laser treatment instrument
CN202198989U (en) LED device with multiple wavelength modules
CN213312961U (en) Combined spectrum therapeutic apparatus based on CPU control
CN206183814U (en) Mammary gland care apparatus

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: TIANJIN BINHAI HUAYI OPTOELECTRONICS TECHNOLOGY CO

Free format text: FORMER OWNER: ZHANG KAN

Effective date: 20090710

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20090710

Address after: Ten A District No. 12 tower Taihua Road Development Zone of Tianjin City, room 1008, zip code: 300457

Patentee after: Tianjin Binghai Industrial Park Huayi Photoelectricity Technology Co., Ltd.

Address before: Street and Beijing City Economic and Technological Development Zone No. 14 Beijing New Century Technology Co., Ltd., zip code: 100176

Patentee before: Zhang Kan

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Light-powered semiconductor laser therapeutic equipment

Effective date of registration: 20100712

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2010990000806

PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20110615

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2010990000806

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Light-powered semiconductor laser therapeutic equipment

Effective date of registration: 20110620

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2011990000223

PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20120628

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2011990000223

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Light-powered semiconductor laser therapeutic equipment

Effective date of registration: 20120711

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2012990000365

PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20130628

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2012990000365

PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Light-powered semiconductor laser therapeutic equipment

Effective date of registration: 20130628

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2013990000417

PLDC Enforcement, change and cancellation of contracts on pledge of patent right or utility model
PC01 Cancellation of the registration of the contract for pledge of patent right

Date of cancellation: 20140221

Granted publication date: 20060510

Pledgee: Bank of Tianjin Limited by Share Ltd small business financial services center

Pledgor: Tianjin Qimei science and Technology Development Co Ltd|Tianjin Binhai Huayi Photoelectric Technology Co., Ltd.

Registration number: 2013990000417

PLDC Enforcement, change and cancellation of contracts on pledge of patent right or utility model
C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20150118

Granted publication date: 20060510