CN101301205A - Light power medical instrument for nevus flammeus - Google Patents
Light power medical instrument for nevus flammeus Download PDFInfo
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- CN101301205A CN101301205A CNA2008101159397A CN200810115939A CN101301205A CN 101301205 A CN101301205 A CN 101301205A CN A2008101159397 A CNA2008101159397 A CN A2008101159397A CN 200810115939 A CN200810115939 A CN 200810115939A CN 101301205 A CN101301205 A CN 101301205A
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Abstract
The invention discloses a port wine stains photodynamic diagnosis and treatment instrument, which includes a photodynamic cure device and an OCT scan device. One industrial control mainboard and one operation system are shared for the OCT scan device and the photodynamic cure device, the OCT scan device is equipped with a data interface for connecting an external computer. By cooperation of the OCT scan device and the photodynamic treatment device, the diagnosis and cure instrument detects microscopic section of processed pathological change skin tissue and confirms treatment effect on microscopic view, wherein imaging scan resolution can be in micron-level and exceeds traditional detection way far and away. The diagnosis and treatment instrument can real-time display section tissue structure images of detected position by using the OCT scan device, realize image processing functions to make the images more clear and provide scientific evidence for pathological change diagnosis and estimation of therapeutic effect. The diagnosis and cure instrument resolves problem in prior art that estimations of skin pathological change part by visual observation and experience and to therapy results are inaccurate.
Description
Technical field
The present invention relates to the armarium that uses in a kind of dermatological tissue treatment, relate in particular to a kind of photodynamic therapy and OCT skin histology that is used for nevus flammeus and detect the semiconductor laser power medical instrument that uses.
Background technology
Nevus flammeus has another name called portwine stain, is commonly called as " red birthmark ", is a kind of congenital blood capillary deformity.Most patients light red or red speckle occur just being found after the birth on the skin, also can show as large tracts of land (the cherry patch of diameter 2～10cm), smooth surface is smooth, clear border; Infringement can occur in any position of health, but sends out well with face, neck and scalp, except color exception, does not have other characteristic symptoms.Small number of patients is also with the deformity of other organs, dysnoesia etc.Nevus flammeus generally can not disappear voluntarily, and can grow and scale up along with patient's growth, and its geometric shape is constant substantially, and the color of Most lesions is deepened year by year.
At present, to nevus flammeus clinically most common therapeutic method be exactly that (Photodynamic Therapy PDT), is to utilize photodynamic reaction to carry out a kind of new technique of medical diagnosis on disease and treatment to photodynamic therapy.Clinically, photodynamic therapy only refers to optical dynamic therapy usually, and light power diagnosis is called fluorescence diagnosis.It is the solid state laser of pumping that excitation source has been brought into use with the semiconductor laser, and optical maser wavelength is 532nm.
Photodynamic reaction basic process: endogenous in the biological tissue or exogenous photoactive substance are subjected to respective wavelength (visible light, near infrared light or ultraviolet light) during illumination, absorb photon energy, become excited state by ground state, the photoactive substance that is in excited state is very unstable, emit energy and return ground state through physics de excitation or chemical de excitation process rapidly, its physics de excitation process can produce fluorescence, can carry out medical diagnosis on disease by analysis of fluorescence spectrum, its chemical de excitation process can produce a large amount of active oxygens, singlet oxygen most importantly wherein, active oxygen can with multiple interaction of biomacromolecules, damaging cells structure or influence cell function, thereby produce therapeutical effect.This method has: tissue selectivity is good, can not leave over cicatrix; The effect table is shallow, does not damage tissue; Damaging action to the blood capillary tissue is strong; It is a kind of local therapeutic approaches; Whole body is secondary does to react few, can be repeatedly used.
There are following several problems in the present therapeutic instrument that uses clinically:
(1) be mostly that with a semiconductor laser be light source, the simple optical fiber way of output, output for large-area scarlet speckle patient, need repeatedly be treated about 5 watts, and each treatment time all will be more than 30 minutes;
(2) irradiation hot spot skewness is even, and in the whole therapeutic process, the medical worker need hand the treatment handle by constantly rocking the inhomogeneities that remedies hot spot, could arrive ideal therapeutic effect;
(3) therapeutic effect is lacked the judgement and the detection of scientific quantitative analysis, can only be after the treatment with medical worker's experience from confirming therapeutic effect by the state before and after the contrast therapy in appearance;
Summary of the invention
Embodiment of the present invention provides a kind of light power medical instrument for nevus flammeus, and the mode by OCT scanning is set detects the microcosmic tangent plane of affected skin tissue, can confirm the effect of treatment front and back from microcosmic.By optical power therapentic equipment, solved the low problem of existing therapeutic instrument gross output.
The objective of the invention is to be achieved through the following technical solutions:
Embodiment of the present invention provides a kind of light power medical instrument for nevus flammeus, this medical instrument comprises: optical power therapentic equipment and OCT scanning means, shared industrial control mainboard of OCT scanning means and optical power therapentic equipment and operating system, described OCT scanning means are provided with the data-interface that connects outer computer.
Described optical power therapentic equipment comprises: laser emitting module, the Laser Power Devices module, optical fiber coupled transfer module, demonstration/operational module, control module, optical fiber and treatment handle, wherein, laser emitting module, the Laser Power Devices module, optical fiber coupled transfer module, demonstration/operational module and control module connect and compose main frame, the treatment handle is connected with main frame by optical fiber, laser emitting module in the described main frame is 1～5 watt a laser constitution by a plurality of power, and the laser output of each laser instrument is connected with described treatment handle by this optical fiber after converging to described optical fiber by optical fiber coupled transfer module.
Described optical fiber is an optical fiber, and the laser output of each laser instrument is connected with described treatment handle by this optical fiber after converging to this optical fiber by optical fiber coupled transfer module.
A plurality of laser instrument in the described laser emitting module are by one or more Laser Power Devices module for power supply, the power input of each Laser Power Devices module all is connected with power supply by isolating transformer, and each Laser Power Devices module is controlled with synchronous control mode by the synchronizing signal of control module.
Described optical power therapentic equipment also comprises:
The handle bracing or strutting arrangement is formed by connecting by more piece support arm and universal swivel head, and described more piece support arm one end is fixed, and the other end is provided with universal swivel head, and described universal swivel head is provided with the support of placing described treatment handle.
Described handle bracing or strutting arrangement comprises three joint support arms, flexibly connects between each support arm.
Be equipped with on described each support arm and clamp and the optic fibre fixing device for the treatment of the optical fiber that handle is connected.
A plurality of laser instrument of described composition laser emitting module are for being the solid state laser of pumping with the semiconductor laser.
Described OCT scanning means comprises: light source, 2 * 2 fiber couplers, photodetector, signal controlling processing module, optical delay line, OCT detection probe, system power supply and image processing display constitute, wherein, the OCT detection probe has the optical texture that the skin scanning of being applicable to detects.
In the described OCT scanning means, light source inserts 2 * 2 fiber couplers by optical fiber, make light path be divided into 2 the tunnel by a certain percentage, the optical fiber of wherein leading up to is connected to optical delay line, the OCT detection probe is received by optical fiber in another road, the sample light that reference light that optical delay line produces and detection probe produce turns back to 2 * 2 fiber couplers by optical fiber by former road, and free interference light at this and be input on the end of probe of photodetector by optical fiber from the outfan of 2 * 2 fiber couplers, detector is converted to the signal of telecommunication with interference light and passes to the signal controlling processing module by holding wire, and signal elementary filtering of process and noise reduction process are uploaded to image processing display again and carry out pictorial display.
The technical scheme that is provided by the invention described above embodiment as can be seen, embodiment of the present invention is by adding the OCT scanning means in medical instrument, cooperate with optical power therapentic equipment, microcosmic tangent plane to the affected skin tissue after handling detects, its image scanning resolution can reach micron order, far be more than traditional detection mode, can confirm the effect of treatment front and back from microcosmic.Wherein, optical power therapentic equipment can by a plurality of be that the solid state laser of pumping is formed laser emitting module as light source with the semiconductor laser, multifiber is coupled in the optical fiber, realized the output of high luminous power, the coupling of the optical fiber of multi beam unification has simultaneously also played very big improvement effect with conduction to improving beam quality; This medical instrument can show the tangent plane organizational structure image of detection position in real time by the OCT scanning means, can also realize some image processing functions, make image become more clear, be convenient to diagnosis, the foundation of science is provided for the judgement of pathological changes diagnosis and therapeutic effect.This medical instrument has solved traditional employing range estimation, by rule of thumb the dermatosis position has been judged, therapeutic outcome has been judged inaccurate problem.
Description of drawings
Fig. 1 is the structural representation of the medical instrument of the embodiment of the invention;
Fig. 2 is the circuit diagram of the medical instrument main frame of the embodiment of the invention;
Fig. 3 is the circuit diagram of the control module in the main frame of the embodiment of the invention;
Fig. 4 is the control circuit figure of the control module in the main frame of the embodiment of the invention;
Fig. 5 carries out electric power management circuit figure for control module and the demonstration/operational module in the main frame of the embodiment of the invention;
Fig. 6 is the temperature sniffing interface circuit diagram in the main frame of the embodiment of the invention;
Fig. 7 is the control input interface circuit figure in the main frame of the embodiment of the invention;
Fig. 8 is the theory diagram of the OCT scanning means of the embodiment of the invention;
Fig. 9 is the structural representation of the handle bracing or strutting arrangement of the embodiment of the invention;
Each label is respectively among the figure: 1. main frame; 2.OCT detecting head; 3. show and panel; 4. handle bracing or strutting arrangement; 5. optic fibre fixing device; 6. optical fiber; 7 treatment hands handles; 8. universal swivel head;
21. demonstration/operational module; 22. control module; 23. isolating transformer; 24. Laser Power Devices module; 25. laser emitting module; 26. optical fiber coupled transfer module;
81.SLD light source; 82. indication light source; 83.2 * 1 bonder; 84.2 * 2 bonders; 85. collimator; 86. grating; 87. lens; 88.y galvanometer; 89. reflecting mirror; 810.x galvanometer; 811. lens; 812. sample; 813. photodetector; 814.USB-AD data collecting card; 815. power supply; 816. view data processing host; 817. collimator;
91. rotating shaft; 92. joint one; 93. knob; 96. joint three; 97. connecting rod; 98. joint two; 99. front end joint; 910. rotation spiral shell head.
The specific embodiment
The light power medical instrument for nevus flammeus that embodiment of the present invention provides, mainly can be used for the treatment of the nevus flammeus (having another name called portwine stain) that is commonly called as " red birthmark ", this medical instrument specifically comprises: optical power therapentic equipment and OCT scanning means, shared industrial control mainboard of OCT scanning means and optical power therapentic equipment and operating system, described OCT scanning means are provided with the data-interface that connects outside stand-alone computer.Wherein, optical power therapentic equipment comprises: Laser Power Devices module, laser emitting module, optical fiber coupled transfer module, demonstration/operational module, control module, optical fiber and treatment handle, Laser Power Devices module, laser emitting module, optical fiber coupled transfer module, demonstration/operational module and control module connect and compose main frame, and the treatment handle is connected with the laser output of main frame by optical fiber.This medical instrument also comprises: the handle bracing or strutting arrangement, be formed by connecting by more piece support arm and universal swivel head, and described more piece support arm one end is fixed, and the other end is provided with universal swivel head, and described universal swivel head is provided with the support of placing the treatment handle.By making things convenient for the handle bracing or strutting arrangement of arbitrarily angled adjustment position, can allow the medical worker that uses this medical instrument needn't hand handle all the time in therapeutic process treats, only need to adjust the angle of handle bracing or strutting arrangement, make handle be in a suitable position of relative patient's lesion region, can open the laser begin treatment, the medical worker only needs to note observing reaction during treating, if because patient movement or other reasons be when causing handle and patient's relative position to change, the medical worker can carry out suitable fine setting to bracing or strutting arrangement again and get final product.The great like this working strength that alleviates the medical worker can focus on more energy and observe on reaction and the therapeutic effect.
For ease of understanding, embodiments of the present invention are described further below in conjunction with the drawings and specific embodiments.
Embodiment one
Present embodiment provides a kind of light power medical instrument for nevus flammeus, be used for the treatment of nevus flammeus, before treatment or after the treatment, can the pathological changes at skin histology place be detected, this medical instrument specifically comprises: optical power therapentic equipment and OCT scanning means, shared industrial control mainboard of OCT scanning means and optical power therapentic equipment and operating system, described OCT scanning means is provided with the data-interface that is used to connect computer, can be connected on the outside stand-alone computer by this data-interface OCT scanning means.The OCT scanning means can be in the forward and backward or process of treatment the therapeutic effect of detection of skin tangent plane microcosmic.In the reality, this medical instrument is concrete as shown in Figure 1, comprising: main frame 1, OCT detecting head 2, OCT scanning means, demonstration and panel 3, handle bracing or strutting arrangement 4, optic fibre fixing device 5, optical fiber 6, treatment handle 7 and universal swivel head 8; Wherein, main frame 1 is by the Laser Power Devices module, laser emitting module, optical fiber coupled transfer module, demonstration/operational module, OCT scanning means and control module connect and compose, the treatment handle is connected with main frame by optical fiber, optical fiber is arranged on the optic fibre fixing device 5 on the optic fibre support device 4, treatment handle 7 is arranged on the universal swivel head 8, as shown in Figure 2, laser emitting module in the main frame is that 1～5 watt low power laser is formed by a plurality of power, the laser output optical fiber coupled transfer module of each laser instrument converge to behind the optical fiber by this optical fiber with treat handle and be connected; Described OCT scanning means is arranged in the main frame 1, be connected with OCT detecting head 2 with control module respectively, be used for auxiliary diagnosis, can in the forward and backward or process of treatment, treat the skin histology structure of processing region or processing rear region diseased region and carry out the tangent plane scanning imagery.
Wherein, a plurality of low power lasers of forming the Laser Power Devices module, each laser instrument is by a Laser Power Devices module for power supply, the power input of each Laser Power Devices module all is connected with power supply by isolating transformer, and each Laser Power Devices module is controlled with synchronous control mode by the synchronizing signal of control module.It is the solid state laser of pumping that each laser instrument is with the semiconductor laser.
In the reality, for guaranteeing the power and the homogenize better effects if of output laser, a plurality of laser instrument of forming laser emitting module are all exported in the optical fiber mode, in converging to multiple laser an optical fiber, optical fiber coupled transfer module exports through treatment handle location more again, during use, shine on patient's the lesion region by the treatment handle; Because each laser instrument is powered by Laser Power Devices, therefore form Laser Power Devices and a corresponding placed in-line mode of laser instrument, respectively organizing after the series connection be connected in parallel again between Laser Power Devices module and the laser instrument back by optical fiber coupled transfer module converge afterwards by thicker optical fiber with treat handle and be connected output; Wherein, optical fiber coupled transfer module plays the synthetic effect with shaping of light beam; The treatment handle is mainly used in location and protection optical fiber, also can remove the diffraction light of some hot spot peripheries by adjusting the position of optical fiber in handle.
As shown in Figure 2, laser emitting module 25 7 of general employings are the solid state laser of pumping with the semiconductor laser in the reality, wherein each laser instrument is to export with fiber mode, 7 optical fiber A1～A7 that connect each laser instrument are bundled into a branch of, also played homogenization again by in optical coupled to the 1 thicker optical fiber, and to hot spot.Each laser instrument is powered by Laser Power Devices, then 7 laser modules will be to there being 7 Laser Power Devices modules, each Laser Power Devices module all is an adjustable constant-current source, has output current to regulate control end and status signal outfan, therefore can realize effectively control and monitoring.Owing to form power module by 7 Laser Power Devices modules, then easily produce bigger Ground leakage current, this is not allow in the armarium to occur, and solves the bigger problem of Ground leakage current for avoiding this phenomenon to increase one-level isolating transformer 11 before the power supply input of 7 Laser Power Devices.
In above-mentioned medical instrument, demonstration/operation panel adopts 10.4 cun liquid crystal display touch screens, and this touch screen is connected with demonstration/operational module, its industrial computer prepackage Windows XPE system, built-in 256 MB of memory, 1G capacity C F storage card.Every operation all can be finished on described touch screen.Industrial computer also can store the real-time status of various operating process and system among the data base into the form that writes down, and various information retrieval modes are provided, and is convenient to the medical worker and looks back former operation note.
Control module as shown in Figure 3, except realizing control and monitoring to each Laser Power Devices module group, also the state of miscellaneous part is monitored in real time, as state, the state of foot switch, the state of emergency stop switch, the state of casing and the temperature of cabinet inside etc. of optical fiber connection.Also want in addition and demonstration/operational module carries out the data dealing by serial communication.
As shown in Figure 4, employing has the microprocessor Atmage128 of reduced instruction set computer as the MCU of control centre in the control circuit of control module; TLC5615CP is the analogue signal that 10 DA chips of a serial are used to export a 0～4.5V, the output current of a plurality of Laser Power Devices modules of unified control, thereby total Output optical power of control laser instrument; MCU reserves the RS232 communication interface by MAX232, carries out exchanges data with the man machine interface of industrial computer.
Figure 5 shows that control module and demonstration/operational module carry out the circuit part of power management, employing all are some general controls technology, also can take other modes to manage, particular content just has not been described in detail.
As Fig. 6, wherein with U301A, U301B and VT301 are that the center has constituted a temperature sniffing interface circuit that is used in temperature sensor AD 590, and this circuit is simplified stable, are easy to debugging, and detection accuracy is ± 1 ℃; U302 wherein, R309, R308, R310, the effect of R311 is that the analogue signal of TLC5615CP output has been done the one-level power amplification, to be fit to the different requirement of various different Laser Power Devices driving powers, JD402, D307, Q301, R312, C308, C309, D308 has constituted the break-make control to control signal output, JD402 closure when laser is normally exported, JD402 meeting automatic disconnection causes laser to stop output when system has unusual condition to take place, R313, C310 constitutes a RC loop, can make the rising edge of control signal become very slick and sly, and this can help prolonging the service life of laser instrument very much; U301C wherein, U301D has constituted two-way AD input interface circuit, can be used for the collection of analogue signals such as laser power is surveyed, the detection of optical fiber coupling temperature; Wherein U304 is an audio frequency power amplifier chip, and the two-way audio I/O can be provided.
As Fig. 7, designed the input interface circuit of 8 path switching signals in the circuit, be mainly used in foot switch, emergency stop switch, remote switch, optical fiber connection switch, the detection of states such as breaking-proof switch; Q403 and Q406 provide two-way led output interface in addition, and one the tunnel is used for system failure indication, and one the tunnel is used for the laser instrument emission prepares indication.
The medical instrument of present embodiment is introduced the OCT scanning detection technology and has fully been solved the difficult problem that nevus flammeus is difficult to detect.Optical coherent chromatographic imaging (Optical Coherent Tomography is called for short OCT) is a kind of brand-new biomedical imaging technology.It is principle with the low-coherence measuring, utilize optics superhet method, the light that detection is returned by the sample backscattering, spatial resolution reaches micron dimension, harmless, be specially adapted to have the opaque biological sample of high scattering nature, principle mainly is optical fiber Michelson's interferometer of component part, the light that is sent by wideband light source low-coherent light that sends and the He-Ne laser instrument that is used to refer to usefulness enters 2 * 2 fiber coupler after coupling, it is fibre optic interferometer, be divided into two bundles, enter reference arm that is placed with reflecting mirror and the sample arm that is placed with sample respectively, converging the back through oscillating mirror modulation back reference light and sample light behind the sample backscattering at another arm (detector end) of optical fiber Michelson's interferometer, to produce frequency be the interference signal of modulating frequency, is detected the information that signal intensity that device detects reflects the sample structure level.
Described OCT scanning means comprises: light source, 2 * 2 fiber couplers, photodetector, signal controlling processing module, optical delay line, OCT detection probe, system power supply and image processing display constitute, wherein, the OCT detection probe has the optical texture that the skin scanning of being applicable to detects.Wherein, light source inserts 2 * 2 fiber couplers by optical fiber, make light path be divided into 2 the tunnel by a certain percentage, the optical fiber of wherein leading up to is connected to optical delay line, the OCT detection probe is received by optical fiber in another road, the sample light that reference light that optical delay line produces and detection probe produce turns back to 2 * 2 fiber couplers by optical fiber by former road, and free interference light at this and be input on the end of probe of photodetector by optical fiber from the outfan of 2 * 2 fiber couplers, detector is converted to the signal of telecommunication with interference light and passes to the signal controlling processing module by holding wire, and signal elementary filtering of process and noise reduction process are uploaded to image processing display again and carry out pictorial display.
In the reality, described OCT scanning means specifically comprises as shown in Figure 8: OCT detection probe, optical delay line, USB-AD data collecting card 814,2 * 2 bonders 84, SLD light source 81, indication light source 82,2 * 1 bonders 83, photodetector 813, system power supply 815 and image display device 816; Wherein, SLD light source 81 is a kind of near infrared band super-radiance light emitting diode (Super Luminescent Diode is called for short SLD), as the native system detection light source; Indication light source 82 adopts the HE-NE laser instrument, and wavelength 635nm is that visible light just is used for indication; 2 * 1 bonders 83 are coupled to pilot light and SLD light source together, output to the input of 2 * 2 bonders 84 again, 2 * 2 bonders 84 are divided into two-way by a certain percentage with light source, and one the tunnel outputs to optical delay line (being reference arm), and one the tunnel outputs to OCT detection probe (being sample arm); Optical delay line (being reference arm) is made up of collimator 85, grating 86, lens 87, Y galvanometer 88 and reflecting mirror 89, its function mainly is the light path that changes reference light by the angle of control Y galvanometer, and the sample light that reference light ability and different depth feed back produces interferes; OCT detection probe (being sample arm) is made up of collimator 817, X galvanometer 810 and lens 811, major function is that detection light is focused on the sample, and the scattered light of different depth in the sample fed back in the optical fiber Michelson's interferometer by the former road of optical fiber interfere with reference light, angle by control X galvanometer can change the horizontal detection position, cooperate the control of Y galvanometer again, can realize the two-dimensional imaging scanning of sample tangent plane; The end of probe of photodetector 813 connects by the interference light outfan of 2 * 2 bonders 84, interference light is converted to electrical signal transfer gives USB-AD data collecting card 814, the built-in band filter of photodetector, but some background noises of introducing by delay line of filtering; USB-AD data collecting card 814 has 14 AD ALT-CH alternate channels of single channel, sample frequency can reach 3M, also have 4 tunnel 12 DA output channels simultaneously, capture card DA in the AD sampling can work asynchronously and be used to control X galvanometer and Y galvanometer, and has a high speed USB data coffret, performance is far away because conventional P CI capture card is more convenient for the integrated of system; Image display device 816 can be made up of an external notebook computer and OCT software, also can with industrial computer and the shared operating system of LCD in the therapy system, the tangent plane organizational structure image that can show the detection position in real time, can also realize some image processing functions, make image become more clear, image scanning resolution to skin histology tangent plane structure can reach 10um, far is more than traditional detection mode.
Embodiment two
As shown in Figure 9, present embodiment provides a kind of light power medical instrument for nevus flammeus, be used for the treatment of nevus flammeus, on the basis of the foregoing description one, handle bracing or strutting arrangement 4 be set, by handle bracing or strutting arrangement 4 fixation for treatment handles 7, described handle bracing or strutting arrangement 4 is formed by connecting by more piece support arm and universal swivel head, flexibly connects between each support arm, and more piece support arm one end is fixed, the other end is provided with universal swivel head, and described universal swivel head is provided with the support of placing the treatment handle.The concrete structure of handle bracing or strutting arrangement 4 as shown in Figure 9 in the reality, by joint 1, joint 2 98, joint 3 96 is by rotating shaft 91, knob 93, bearing pin, packing ring, connecting rod 97 and front end joint 99 are connected to form knotty support arm, more piece support arm front end connects by rotation spiral shell head 910, the universal swivel head 8 that rotation spiral shell head fixed cover and clamping element are connected to form, so just, form as the flexible connection between three joints of three joint support arms, after support arm one ends that described three joint joints are constituted were fixing, the universal swivel head of other end setting was provided with and is used for fixing the support for the treatment of handle.In use, by regulating the position relation between the three joint support arms, then can drive handle and carry out irradiation treatment with range-aligned patient's lesion region at any angle.For the convenient optical fiber 2 that is connected with the treatment handle is provided with, on described support arm, also be provided with the draw-in groove that clamps optical fiber, can guarantee that like this optical fiber can not be subjected to strong pull in treatment handle moving process, avoid occurring potential safety hazard.
The medical instrument of present embodiment fixes by the handle bracing or strutting arrangement treatment handle is set, when using the treatment handle, more piece support arm and universal swivel head by this handle bracing or strutting arrangement can be adjusted direction, the position for the treatment of handle easily arbitrarily, solved the medical worker and in the process of using therapeutic instrument, always held handle and treat, caused the inaccurate problem of fatigue and location with hands.User is always held handle with hands and is treated by the handle bracing or strutting arrangement of this medical instrument is unnecessary, only needs to adjust the angle of handle bracing or strutting arrangement, makes handle be in a suitable position of relative patient's lesion region, can open the laser begin treatment.The medical worker is as long as note observing reaction during treating, if because patient movement or other reasons be when causing handle and patient's relative position to change, the medical worker can carry out suitable fine setting to the handle bracing or strutting arrangement again and then adjust to drive and treat handle and reorientate.By the working strength that has alleviated the medical worker greatly that is provided with of handle bracing or strutting arrangement, its more energy are focused on observe on reaction and the therapeutic effect like this.
In sum, medical instrument in the embodiment of the invention provides the output of high power laser light by the mode that adopts a plurality of laser emitting modules to be connected in parallel, thereby can obtain having the major diameter uniform light spots of enough power densities, just can reduce the treatment number of times for large tracts of land nevus flammeus patient like this, alleviate patient's misery, obtained higher therapeutic efficiency again.By increasing isolating transformer, avoided the problem of the Ground leakage current that causes because of a plurality of Laser Power Devices modules.
The above; only for the preferable specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claim.
Claims (10)
1, a kind of light power medical instrument for nevus flammeus, it is characterized in that, this medical instrument comprises: optical power therapentic equipment and OCT scanning means, shared industrial control mainboard of OCT scanning means and optical power therapentic equipment and operating system, described OCT scanning means are provided with the data-interface that connects outer computer.
2, medical instrument according to claim 1, it is characterized in that, described optical power therapentic equipment comprises: laser emitting module, the Laser Power Devices module, optical fiber coupled transfer module, demonstration/operational module, control module, optical fiber and treatment handle, wherein, laser emitting module, the Laser Power Devices module, optical fiber coupled transfer module, demonstration/operational module and control module connect and compose main frame, the treatment handle is connected with main frame by optical fiber, laser emitting module in the described main frame is 1～5 watt a laser constitution by a plurality of power, and the laser output of each laser instrument is connected with described treatment handle by this optical fiber after converging to described optical fiber by optical fiber coupled transfer module.
3, medical instrument according to claim 2 is characterized in that, described optical fiber is an optical fiber, and the laser output of each laser instrument is connected with described treatment handle by this optical fiber after converging to this optical fiber by optical fiber coupled transfer module.
4, medical instrument according to claim 2, it is characterized in that, a plurality of laser instrument in the described laser emitting module are by one or more Laser Power Devices module for power supply, the power input of each Laser Power Devices module all is connected with power supply by isolating transformer, and each Laser Power Devices module is controlled with synchronous control mode by the synchronizing signal of control module.
5, medical instrument according to claim 2 is characterized in that, described optical power therapentic equipment also comprises:
The handle bracing or strutting arrangement is formed by connecting by more piece support arm and universal swivel head, and described more piece support arm one end is fixed, and the other end is provided with universal swivel head, and described universal swivel head is provided with the support of placing described treatment handle.
6, medical instrument according to claim 5 is characterized in that, described handle bracing or strutting arrangement comprises three joint support arms, flexibly connects between each support arm.
7, according to claim 5 or 6 described medical instrument, it is characterized in that, be equipped with on described each support arm and clamp and the optic fibre fixing device for the treatment of the optical fiber that handle is connected.
According to claim 2,4 or 5 described medical instrument, it is characterized in that 8, a plurality of laser instrument of described composition laser emitting module are for being the solid state laser of pumping with the semiconductor laser.
9, medical instrument according to claim 1, it is characterized in that, described OCT scanning means comprises: light source, 2 * 2 fiber couplers, photodetector, signal controlling processing module, optical delay line, OCT detection probe, system power supply and image processing display constitute, wherein, the OCT detection probe has the optical texture that the skin scanning of being applicable to detects.
10, medical instrument according to claim 9, it is characterized in that, in the described OCT scanning means, light source inserts 2 * 2 fiber couplers by optical fiber, make light path be divided into 2 the tunnel by a certain percentage, the optical fiber of wherein leading up to is connected to optical delay line, the OCT detection probe is received by optical fiber in another road, the sample light that reference light that optical delay line produces and detection probe produce turns back to 2 * 2 fiber couplers by optical fiber by former road, and free interference light at this and be input on the end of probe of photodetector by optical fiber from the outfan of 2 * 2 fiber couplers, detector is converted to the signal of telecommunication with interference light and passes to the signal controlling processing module by holding wire, and signal elementary filtering of process and noise reduction process are uploaded to image processing display again and carry out pictorial display.
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| Application Number | Priority Date | Filing Date | Title |
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| CNA2008101159397A CN101301205A (en) | 2008-06-30 | 2008-06-30 | Light power medical instrument for nevus flammeus |
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| CNA2008101159397A CN101301205A (en) | 2008-06-30 | 2008-06-30 | Light power medical instrument for nevus flammeus |
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| CN101458212B (en) * | 2009-01-04 | 2011-01-26 | 北京心润心激光医疗设备技术有限公司 | Real-time imaging optical coherent chromatography skin diagnostic device |
| CN102335040A (en) * | 2010-07-21 | 2012-02-01 | 武汉奇致激光技术有限公司 | Green laser therapy apparatus with high-peak power output and control method thereof |
| CN102488974A (en) * | 2011-12-15 | 2012-06-13 | 广州市美锐美容健康设备实业有限公司 | Pure oxygen- photodynamic composite skin therapeutic instrument |
| CN102670302A (en) * | 2011-03-15 | 2012-09-19 | 明达医学科技股份有限公司 | Optical device and operation method thereof |
| CN102811768A (en) * | 2010-01-14 | 2012-12-05 | 米哈尔·施洛瑟 | Scanning mechanism and treatment method for lllt or other light source therapy device |
| CN102908724A (en) * | 2012-11-05 | 2013-02-06 | 武汉中科科理光电技术有限公司 | Protection method and protection device for preventing irradiation source of irradiation type therapeutic apparatus from external leakage |
| CN103170066A (en) * | 2013-04-10 | 2013-06-26 | 长光华雷(苏州)医疗科技有限公司 | Skin laser treatment device capable of automatically positioning |
| CN103190956A (en) * | 2013-02-27 | 2013-07-10 | 胡建明 | Laser therapeutic instrument based on OCT (optical coherence tomography) imaging system |
| CN103933671A (en) * | 2014-04-22 | 2014-07-23 | 天津大学 | Precision photodynamic therapy system |
| CN104873345A (en) * | 2015-04-26 | 2015-09-02 | 王颖 | Partial laser therapy bed for dermatological departments |
| CN105920742A (en) * | 2016-05-31 | 2016-09-07 | 佛山科学技术学院 | Photoelectric device for vitiligo treatment |
| CN106237534A (en) * | 2016-08-29 | 2016-12-21 | 武汉亚格光电技术股份有限公司 | Intelligent nevus flammeus optical dynamic therapy instrument system |
| CN108478192A (en) * | 2018-04-11 | 2018-09-04 | 西安交通大学 | A kind of measuring system for estimating skin histology capilary depth |
| CN108671413A (en) * | 2018-06-05 | 2018-10-19 | 四川大学 | A kind of support device of oral mucosal disease treatment irradiation optical fiber |
| CN109432602A (en) * | 2018-10-29 | 2019-03-08 | 刘媛 | A kind of dual microwave therapy apparatus of paediatrics pneumonia |
| CN113796835A (en) * | 2021-10-27 | 2021-12-17 | 辽宁北镜医疗科技有限公司 | Adjusting method, system and storage medium for medical fluorescence imaging |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101458212B (en) * | 2009-01-04 | 2011-01-26 | 北京心润心激光医疗设备技术有限公司 | Real-time imaging optical coherent chromatography skin diagnostic device |
| CN102811768B (en) * | 2010-01-14 | 2016-03-09 | 米哈尔·施洛瑟 | For sweep mechanism and the Therapeutic Method of LLLT or other light source therapy |
| CN102811768A (en) * | 2010-01-14 | 2012-12-05 | 米哈尔·施洛瑟 | Scanning mechanism and treatment method for lllt or other light source therapy device |
| CN102335040A (en) * | 2010-07-21 | 2012-02-01 | 武汉奇致激光技术有限公司 | Green laser therapy apparatus with high-peak power output and control method thereof |
| CN102670302A (en) * | 2011-03-15 | 2012-09-19 | 明达医学科技股份有限公司 | Optical device and operation method thereof |
| CN102670302B (en) * | 2011-03-15 | 2015-01-28 | 明达医学科技股份有限公司 | Optical device and operation method thereof |
| CN102488974A (en) * | 2011-12-15 | 2012-06-13 | 广州市美锐美容健康设备实业有限公司 | Pure oxygen- photodynamic composite skin therapeutic instrument |
| CN102908724A (en) * | 2012-11-05 | 2013-02-06 | 武汉中科科理光电技术有限公司 | Protection method and protection device for preventing irradiation source of irradiation type therapeutic apparatus from external leakage |
| CN103190956A (en) * | 2013-02-27 | 2013-07-10 | 胡建明 | Laser therapeutic instrument based on OCT (optical coherence tomography) imaging system |
| CN103170066A (en) * | 2013-04-10 | 2013-06-26 | 长光华雷(苏州)医疗科技有限公司 | Skin laser treatment device capable of automatically positioning |
| CN103933671A (en) * | 2014-04-22 | 2014-07-23 | 天津大学 | Precision photodynamic therapy system |
| CN104873345A (en) * | 2015-04-26 | 2015-09-02 | 王颖 | Partial laser therapy bed for dermatological departments |
| CN105920742A (en) * | 2016-05-31 | 2016-09-07 | 佛山科学技术学院 | Photoelectric device for vitiligo treatment |
| CN105920742B (en) * | 2016-05-31 | 2018-03-02 | 佛山科学技术学院 | A kind of electrooptical device for therapy of vitiligo |
| CN106237534A (en) * | 2016-08-29 | 2016-12-21 | 武汉亚格光电技术股份有限公司 | Intelligent nevus flammeus optical dynamic therapy instrument system |
| CN106237534B (en) * | 2016-08-29 | 2018-06-29 | 武汉亚格光电技术股份有限公司 | Intelligent nevus flammeus photodynamic therapeutic instrument system |
| CN108478192A (en) * | 2018-04-11 | 2018-09-04 | 西安交通大学 | A kind of measuring system for estimating skin histology capilary depth |
| CN108671413A (en) * | 2018-06-05 | 2018-10-19 | 四川大学 | A kind of support device of oral mucosal disease treatment irradiation optical fiber |
| CN109432602A (en) * | 2018-10-29 | 2019-03-08 | 刘媛 | A kind of dual microwave therapy apparatus of paediatrics pneumonia |
| CN113796835A (en) * | 2021-10-27 | 2021-12-17 | 辽宁北镜医疗科技有限公司 | Adjusting method, system and storage medium for medical fluorescence imaging |
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