WO2019022433A1 - 타겟에 조사되는 레이저 에너지와 초점 크기를 조절할 수 있는 진단용 레이저 핸드피스용 팁 - Google Patents
타겟에 조사되는 레이저 에너지와 초점 크기를 조절할 수 있는 진단용 레이저 핸드피스용 팁 Download PDFInfo
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- WO2019022433A1 WO2019022433A1 PCT/KR2018/008134 KR2018008134W WO2019022433A1 WO 2019022433 A1 WO2019022433 A1 WO 2019022433A1 KR 2018008134 W KR2018008134 W KR 2018008134W WO 2019022433 A1 WO2019022433 A1 WO 2019022433A1
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- light
- laser
- module
- target
- handpiece
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Classifications
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- A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
- A61B5/0075—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by spectroscopy, i.e. measuring spectra, e.g. Raman spectroscopy, infrared absorption spectroscopy
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Definitions
- the present invention relates to a tip for a diagnostic laser handpiece, and more particularly to a tip for a diagnostic laser handpiece which can be mounted on a handpiece of a laser device and whose laser energy and focal spot size can be adjusted.
- FIG. 1 schematically shows a conventional laser device for skin treatment and beauty, which is used for diagnosis of diseases.
- a laser L1 is generated in a laser generation unit 2 and transmitted to a handpiece 1 through an optical fiber or the like, and then irradiated onto a target T Of the generated light is condensed on the light reception portion 3 as the received light L2.
- the spectroscope 4 extracts the spectrum of the received light received by the light reception unit 3 and the data processing unit 5 analyzes the spectrum data to perform necessary tasks such as diagnosis of diseases and measurement of skin age, To provide results to the user.
- a light irradiating part for example, hand piece 1 for irradiating the laser L1 to the target and a receiving part 3 for receiving (collecting) the receiving light L2 are separately provided . Therefore, there are disadvantages that the apparatus is complicated and the volume is large because of a large number of components.
- the above-described conventional laser apparatuses for skin treatment and cosmetic purposes are used for the purpose of removing pigment in skin or treating through tissue destruction and regeneration Investigate relatively high energy into the skin. (For example, about 100 to 1600 mJ per pulse). Therefore, if such conventional skin treatment and cosmetic lasers are directly used for disease diagnosis, thermal damage to the skin may occur.
- Patent Document 1 Korean Patent No. 10-1640202 (July 21, 2016)
- Patent Document 2 Korean Patent Publication No. 1020130123426 (Nov. 11, 2013)
- Patent Document 3 Japanese Patent No. 4749805 (May 27, 2011)
- a tip for a diagnostic laser hand piece used in combination with a handpiece
- a light irradiation module for irradiating the laser toward the target And a light control module disposed on a path along which the laser is irradiated toward the target, the light control module adjusting a size of the energy and focus of the laser irradiated toward the target, A tip for a piece is disclosed.
- a tip for a diagnostic laser hand piece used in combination with a handpiece comprising: a light irradiation module for irradiating a laser toward a target; And a light control module disposed on a path through which the laser is irradiated toward the target, wherein the light control module adjusts the energy of the laser irradiated toward the target and the size of the focus of the laser.
- diagnosis of a disease or measurement of skin age can be performed while using a laser device for existing beauty purpose as it is.
- a tip for a diagnostic laser handpiece having a light irradiating portion and a light receiving portion integrally, the laser irradiating portion and the light receiving portion are separately provided, There is an advantage to reduce.
- a diagnostic laser handpiece tip by implementing a tip for a diagnostic laser handpiece in which a light irradiating unit and a light receiving unit are integrally combined, a diagnostic laser handpiece tip can be attached to a handpiece There is an advantage that it is possible to perform data processing such as diagnosis of diseases by receiving the generated light only by attaching it.
- the present invention there is no need to separately modify the energy range of the conventional laser apparatus for skin treatment and beauty, and a laser used for skin treatment and cosmetic purposes by replacing with a handpiece tip according to the present invention And can be used immediately for diagnosis purposes.
- a spectroscopic signal capable of achieving the purpose of diagnosis of disease without thermal damage to the target, without separately modifying the energy range of the conventional laser apparatus for skin treatment and beauty I will.
- FIG. 2 is a view for explaining a tip for a diagnostic laser handpiece according to an embodiment of the present invention
- 3 to 5 are views for explaining a tip for a diagnostic laser handpiece according to the first embodiment
- FIG. 6 is a view for explaining a light control module according to an embodiment used in the tip for the present diagnostic laser handpiece
- FIG. 7 to 9 are views for explaining a tip for a diagnostic laser handpiece according to the second embodiment
- FIGS. 10 to 11 are views for explaining a tip for a diagnostic laser handpiece according to the third embodiment
- FIG. 12 is a view for explaining a light control module according to an embodiment used for a tip for the diagnostic laser handpiece.
- 13 is a view for explaining alternative embodiments of the light control module of the present invention.
- FIG 2 is a view for explaining an application example of the tip 10 for a diagnostic laser handpiece according to an embodiment of the present invention.
- the handpiece 1 is a member having a shape that can be grasped by a user and irradiated with a laser toward the target T.
- the handpiece 1 is shown as an example. However, this form is exemplary and the handpiece 1 may have a cylindrical shape or another shape as shown in Fig. 1, for example.
- An optical fiber or a light guiding arm can be connected to the handpiece 1 and a laser generated in the laser generating part (for example, 2 in FIG. 1) can be connected to the handpiece 1 through such optical fiber or light guide arm Lt; / RTI >
- a tip 10 for a diagnostic laser handpiece may be coupled to an outlet side of the handpiece 1 for irradiating the laser.
- the diagnostic laser handpiece tip 10 is configured to be attached to or detached from the handpiece 1 (hereinafter referred to as " detachable ") and attached to the handpiece 1 as required, Can be separated.
- the handpiece 1 can be used, for example, for beauty or medical treatment, depending on the original use even when the tip 10 is not attached.
- the handpiece 1 In the interior of the handpiece 1, one or more of a plurality of optical elements such as an optical fiber, a lens, and a mirror necessary for guiding the laser may be disposed.
- the light output from the handpiece 1 may be any one of a collimated beam, a focused beam, and a defocused beam, and the laser energy density, May vary depending on the specific implementation situation in which the laser device is used.
- the tip 10 for a diagnostic laser handpiece has a structure in which all of the laser introduced from the handpiece 1 is irradiated with a laser beam And some of them are configured to examine the target.
- the laser energy per pulse irradiated to the target is a conventional laser handpiece tip ) Is irradiated less than the laser energy per pulse when coupled to the handpiece (1). That is, according to the present embodiment, the laser energy per pulse is reduced and the laser energy density per unit area is increased.
- the tip 10 for a diagnostic laser handpiece is configured such that a laser is irradiated to the target in the form of a focused beam so that light generated when the laser is irradiated onto the target T is easily generated.
- the tip 10 for a diagnostic laser handpiece irradiates a part of the target not the whole of the laser introduced from the handpiece 1, and reduces the focal spot size (i.e., spot size) (For example, in the form of a focused beam) is as follows.
- the output of conventional laser devices for cosmetic or therapeutic purposes is considerably large (e.g., 100 to 2000 mJ), which can not be used for diagnostic purposes that minimize thermal damage and generate generated light easily.
- embodiments of the present invention include a light control module.
- the light control module is provided in which the light control module is provided.
- FIG. 3 to 5 are views for explaining a tip 10 for a diagnostic laser handpiece according to the first embodiment.
- Fig. 3 (a) is a perspective view of the tip 10
- Fig. 3 (b) is a side view
- 4 is an exploded perspective view
- Fig. 5 is a view for explaining the light control module 160.
- a tip 10 for a diagnostic laser handpiece includes a light irradiation module 100, a light reception module 200, a light adjustment module 160, and a middle module 166).
- the light irradiation module 100 is a functional module for irradiating a laser toward the target T and the light receiving module 200 is a module for receiving at least a part of light generated by the laser irradiated on the target T Module.
- the light control module 160 is a module that is installed on a path along which the laser irradiates the target T to adjust the energy and the focal size of the laser irradiated to the target T.
- the energy per pulse of the laser irradiated on the target is 50 mJ to 1600 mJ and the spot size of the laser when the light control module 160 is coupled to the handpiece 1, the energy per pulse of the laser irradiated to the target is 20 mJ to 40 mJ and the spot size is 100 m to 500 m Lt; / RTI >
- the numerical values are illustrative and do not limit the scope of the present invention.
- the light control module 160 a part of the laser that the tip 10 for diagnostic laser handpiece enters from the handpiece 1 is blocked, only a part of the laser is irradiated onto the target, Lt; / RTI >
- the term " light generated by a laser irradiated to a target” may mean any kind of light that occurs when irradiating a laser to a target, Reflected light, scattered light, plasma light, and fluorescent light.
- the light receiving module 200 can receive at least a part of the generated light as 'received light'.
- the light irradiation module 100 includes a base (body portion) 110, a handpiece coupling portion 120, a module connecting member 130, a fixing portion 140, and a guide portion 150 .
- the base 110 has an inner space through which the laser output from the handpiece 1 passes, and in the case of the illustrated embodiment, it may be a tapered cylindrical member having a smaller diameter toward the bottom.
- a cylindrical inner space is formed so that the laser can pass therethrough.
- an optical element such as a lens, At least one can be placed.
- the handpiece coupling portion 120 is a coupling member for connecting the base 110 and the handpiece 1.
- the handpiece coupling portion 120 is formed by extending from the upper portion of the base 110 with an inner space through which the laser passes.
- the base 110 and the handpiece engaging portion 120 may be integrally formed.
- the tip 10 for the diagnostic laser handpiece can be detachably attached to the handpiece 1 by detachably fitting the handpiece coupling portion 120 into the handpiece 1 Lt; / RTI >
- the handpiece engagement portion 120 can be coupled to the handpiece 1 in an interference fit manner and, alternatively, a threaded engagement (e.g., a threaded engagement with the outer surface of the handpiece engagement portion 120) And a configuration in which the corresponding recessed portion is formed on the inner surface of the handpiece 1), or the like.
- the interior of the intermediate module 166 has an empty tubular shape so that the laser can move.
- the intermediate module 166 also has a tubular shape with an upper portion 162 coupled to the base 100 and a lower portion 164 coupled to the securing portion 140.
- the fixing portion 140 is detachably coupled to the lower portion 164 of the intermediate module 166 and the base 110 is detachably coupled to the upper portion 162 of the intermediate module 166.
- the securement portion 140 and the lower portion 164 of the intermediate module 166 are coupled in any known coupling manner (e.g., a forced fit or screwed manner).
- a thread N1 is formed on the outer surface of the fixing portion 140 and a thread groove (not shown) corresponding to the thread N1 is formed on the inner surface of the lower portion 164 of the intermediate module 166 .
- the base portion 110 and the upper portion 162 of the intermediate module 166 are joined in any known coupling manner (e.g., a forced fit or a threaded manner).
- a thread N3 is formed on the outer surface of the upper portion 162 of the intermediate module 166 and a thread groove (not shown) corresponding to the thread N3 is formed on the inner surface of the base 110 .
- the light conditioning module 160 is located in the interior space of the intermediate module 166 (i.e., the space through which the laser travels).
- the light control module 160 is configured to allow only a part of the laser introduced from the handpiece 1 to pass therethrough and to reduce the focal size of the laser irradiated to the target.
- the light control module 160 includes a first lens 161, a plate 163 with holes, and a second lens 165.
- the first lens 161 is an optional component.
- the light control module 160 includes a plate 163 having a hole except for the first lens 161, (Not shown).
- FIG. 4 the functions of the light control module 160 will be described in detail with reference to FIGS. 4 and 5.
- the first lens 161 changes the spot size of the laser introduced from the handpiece 1.
- the first lens 161 allows the spot size of the laser to be output toward the plate 163 to be smaller than the spot size of the laser when it is introduced from the handpiece 1.
- the first lens 161 may be composed of a convex lens.
- the plate 163 has a hole h1 through which the laser can pass only through the hole h1. In other words, the plate 163 passes only a part of the laser that is introduced from the first lens 161.
- the diameter of the plate 163 is approximately equal to the diameter of the interior of the intermediate module 166, so that the laser utilizing the interior of the intermediate module 166 can only move through holes provided in the plate 163 .
- the second lens 165 changes the spot size of the laser introduced from the plate 163.
- the second lens 165 can change the spot size of the laser so that the spot size of the laser irradiated to the target becomes 100 ⁇ to 500 ⁇ .
- the second lens 165 may be composed of a convex lens.
- the light control module 160 may not include the first lens 161, and may be configured to include a plate 163 having a hole and a second lens 165.
- the fixing portion 140 is a member for fixing the module connecting member 130 and is coupled to the inside of the lower portion of the intermediate module 166.
- the fixing portion 140 is engaged with the lower end of the intermediate module 166, and the fixing portion 140 has a shape in which the center is hollow so that the laser can pass therethrough.
- the fixing portion 140 has a cylindrical shape and the fixing portion 140 is formed with a thread N1 along the outer circumference of the upper portion so as to engage with the intermediate module 166.
- the coupling between the intermediate module 166 and the securing portion 140 may be combined by any of a variety of known coupling schemes, such as an interference fit, rather than a threaded coupling.
- a guide part 150 may be formed under the fixing part 140 to help the user easily align the irradiation point of the target T and the center point of the laser.
- the guide portion 150 may include a protruding guide 151 and a target contact portion 152.
- the protruding guide 151 is a member extending downward from the fixing portion 140 by a predetermined distance.
- the protruding guide 151 may be formed integrally with the fixing portion 140.
- a target contact 152 may be formed at the lower end of the protruding guide 151.
- the target contact portion 152 is a member that can contact the target T and may have an arc shape or a ring shape as shown in the figure, And does not interfere with the laser being irradiated.
- the target contact portion 152 is in the form of an arc or a ring, the target contact portion 152 is disposed so that the central axis of the laser output from the handpiece 1 coincides with the center of the arc or ring shape.
- the fixing portion 140, the protruding guide 151, and the target contact portion 152 may be integrally formed.
- the guide portion 150 since the user can easily align the center point of the target contact portion 152 with the irradiation point of the target T, It is possible to irradiate the target T with the laser output from the handpiece 1 accurately positioned.
- the guide part 150 is formed below the fixing part 140, but the guide part 150 may be omitted. Also, the guide portion 150 may be composed of only the protruding guide 151, and the target contact portion 152 may be omitted
- the module connecting member 130 is a member having a role of connecting the light irradiation module 100 and the light receiving module 200.
- the module connecting member 130 may be interposed between the intermediate module 166 and the fixing portion 140 and coupled to the light irradiation module 100.
- the module connecting member 130 is a thin plate-like member, and includes a first plate member 131 having a first through hole 133 through which a laser can pass, And a second plate member 132 having a second through hole 134 through which the second plate member 132 can pass is formed at a predetermined angle with respect to the first plate member 131 Lt; / RTI >
- the first plate member 131 is interposed between the intermediate module 160 of the light irradiation module 100 and the fixing unit 140 and the second plate member 132 is coupled to the light receiving module 200 .
- the light receiving module 200 is a device for receiving the generated light generated from the target when irradiating or irradiating the laser to the target, as the receiving light, wherein the 'generated light' is, for example, reflected light, scattered light, / Or fluorescent light.
- the light receiving module 200 may be composed of two pieces, an upper piece 210 and a lower piece 220. Each of the upper and lower pieces 210 and 220 has an empty space therein so that the light can pass therethrough.
- the upper piece 210 and the lower piece 220 have a cylindrical shape Lt; / RTI > The upper piece 210 and the lower piece 220 may be fastened together by screwing or the like and the second plate member 132 of the module connecting member 130 may be fastened to the upper piece 210 of the light receiving module 200, And the lower piece 220, as shown in FIG.
- an optical fiber 230 for transmitting the light to the outside may be connected to the upper end of the upper piece 210 (optical fiber is omitted in FIG. 3).
- At least one optical element such as a lens, an optical filter, and a mirror may be installed in any one of the upper piece 210 and the lower piece 220.
- the first and second sheet members 131 and 132 of the module connecting member 130 are bent at a predetermined angle with respect to each other and the angle between the light irradiation module 100 and the light receiving module 200 Is set at an angle that can be placed facing the same point of the target (T).
- the light receiving module 200 can correctly receive only the generated light generated by the irradiation of the laser, thereby reducing the possibility of receiving light due to other causes of the surroundings and reducing the noise of the received light .
- the light irradiation module 100 and the light receiving module 200 are coupled to each other through the module connecting member 130, and the tip for diagnostic laser handpiece 10, in which the light irradiation module and the light reception module are integrated, And it is possible to receive the generated light only by attaching the integrated diagnostic laser handpiece tip 10 to the handpiece 1 without installing a separate optical receiving device.
- the light irradiation module 100 and the light receiving module 200 are integrally formed so that the light irradiation module 100 and the light reception module 200 are arranged so as to face the same point of the target, It has an advantage that it can be reduced.
- FIG. 6 is a view for explaining a light control module according to an embodiment of the present invention.
- the light control module 260 may include a first lens 261, a plate 263 having a hole h2, and a second lens 265.
- the light conditioning module 260 may adjust the energy and focal size of the laser.
- the light conditioning module 260 is usable in place of the light conditioning module 160 in the tip 10 for a diagnostic laser handpiece.
- the light control module 160 or the light control module 260 may be used depending on the type and output energy of the laser output from the handpiece 1 to which the diagnostic laser handpiece tip 10 is coupled.
- the light conditioning module 260 is located in the interior space of the intermediate module 166 (i.e., the space through which the laser travels).
- the light control module 260 is configured to allow only a part of the laser introduced from the handpiece 1 to pass therethrough and to reduce the focal size of the laser irradiated to the target.
- the first lens 261 changes the spot size of the laser introduced from the handpiece 1.
- the first lens 261 may be a concave lens and change the focal size of the laser such that the spot size of the laser is the same as or similar to the diameter of the plate 263.
- the first lens 261 allows the spot size of the laser to be output toward the plate 263 to be larger than the spot size of the laser when it is introduced from the handpiece 1.
- the plate 263 has a hole h2 through which the laser can pass only through the hole h2. That is, the plate 263 allows only a part of the laser that is introduced from the first lens 261 to pass therethrough.
- the diameter of the plate 263 is approximately equal to the diameter of the interior of the intermediate module 166, so that the laser using the interior of the intermediate module 166 only moves through the hole h2 provided in the plate 263 .
- the second lens 265 changes the spot size of the laser introduced from the plate 263.
- the second lens 265 can be a convex lens, and the spot size of the laser can be changed so that the spot size of the laser irradiated on the target becomes 100 ⁇ to 500 ⁇ .
- the numerical values are, of course, exemplary and do not limit the scope of the present invention.
- the light control module 260 may be configured to include the plate 263 having the holes and the second lens 265 without including the first lens 261.
- FIG. 7 (a) is a perspective view of the tip 20
- Fig. 7 (b) is a side view
- Fig. 9 is a view for explaining the light control module 360.
- a tip 20 for a diagnostic laser handpiece includes a light irradiation module 300 and a light reception module 400, and the light irradiation module 300 includes a light adjustment module .
- the light irradiation module 300 is a module for irradiating the laser toward the target T
- the light reception module 400 receives at least a part of the generated light generated by the laser irradiated on the target T as the reception light
- the light control module is a module that is provided on a path through which the laser irradiated to the target T is moved to adjust the energy and the focal size of the laser irradiated on the target T.
- the tip 20 for a diagnostic laser handpiece is a laser 20 for a diagnostic laser handpiece, in which, when a target is irradiated with a laser beam, To the target.
- the tip 20 for diagnostic laser handpiece according to the present invention when the tip 20 for diagnostic laser handpiece according to the present invention is coupled to the handpiece 1, the laser energy per pulse irradiated to the target is the same as that of the conventional laser handpiece tip ) Is irradiated less than the laser energy per pulse when coupled to the handpiece (1). Further, the tip 20 for the diagnostic laser handpiece is configured so that the focused beam is output to the target so that the generated light can be easily generated.
- the light irradiation module 300 may include a base 310, a handpiece coupling portion 320, and a guide portion 340.
- the handpiece tip 20 of the second embodiment differs from the tip 10 for a diagnostic laser handpiece according to the first embodiment of Figs. 3 and 4 in that the base 310 is provided on the tip 10 of the first embodiment There is a difference in that the module connecting member 130 also functions. That is, the handpiece tip 20 of the second embodiment is coupled with the light irradiation module 300 and the light reception module 400 through the base 310, and a separate module connection member 130 is not required.
- a separate module connection member 130 is not required.
- the base 310 has a first inner space 311 through which the laser passes and a second inner space 313 through which the receiving light passes.
- Each of the first inner space 311 and the second inner space 313 may have, for example, a cylindrical shape or a tapered cylindrical shape whose diameter becomes smaller toward the bottom.
- the handpiece coupling portion 320 is a coupling member connecting the base 310 and the handpiece 1.
- the handpiece coupling portion 320 may be a cylindrical member having an inner space through which the laser passes.
- the base 310 and the handpiece coupling unit 320 may be separately manufactured and coupled.
- a lower portion of the handpiece coupling portion 320 is at least partly inserted into the first internal space 311 of the base 310 to engage with the base 310, A part of the upper part can be detachably fitted to the handpiece 1 and can be coupled to the handpiece 1.
- the handpiece coupling portion 320 may extend from the upper portion of the base 310 and be integrally formed.
- the handpiece coupling portion 320 can be coupled to the handpiece 1 in a known manner, such as by interference fit or threaded engagement.
- a light conditioning module is disposed in the inner space of at least one of the base 310 and the handpiece coupling portion 320.
- the light conditioning module 360 may adjust the energy and focal size of the laser.
- the light conditioning module 360 performs an operation of adjusting the focal size of the laser and blocking a portion of the laser.
- the light conditioning module 360 includes a plate 323 that blocks a portion of the laser and a lens 321 that adjusts the focal size of the laser.
- the plate 323 has a hole h3 through which the laser can pass. That is, the plate 323 passes only a part of the laser that flows from the handpiece 1.
- the diameter of the plate 323 is configured to be approximately equal to the inner diameter of the base 310 so that the plate 323 moves through the interior of the base 310 The laser is moved toward the target T only through the holes provided in the plate 323.
- the diameter of the plate 323 is configured to be substantially the same as the inner diameter of the handpiece coupling portion 320, The laser moving through the inside of the coupling part 320 moves toward the target T only through the hole h3 provided in the plate 323.
- the size of the hole h3 formed in the plate 323 is determined so that the energy per pulse of the laser irradiated on the target T has a desired value.
- the size of the holes formed in the plate 323 is determined such that the energy per pulse of the laser irradiated on the target T is 20 mJ to 40 mJ.
- the numerical values are illustrative and do not limit the scope of the present invention.
- the lens 321 changes the spot size of the laser introduced from the plate 323.
- the lens 321 can change the spot size of the laser so that the spot size of the laser irradiated to the target becomes 100 ⁇ to 500 ⁇ .
- the lens 321 may be composed of a convex lens.
- the light conditioning module 360 may further include a coupler 322.
- the coupler 322 functions to fix the plate 323 to the coupling part 320 and can also fix the lens 321 to the base 310.
- a guide portion 340 may be attached to a lower portion of the base 310.
- the guide portion 340 is a device that is selectively attached so that the user can easily align the center point of the laser with the target T.
- the guide portion 340 includes a connecting portion 341, ), And a target contact 343.
- the connection portion 341 is a member coupled to the lower portion of the base 310 and has an inner space that allows the laser to pass therethrough.
- the connecting portion 341 is threaded along the outer perimeter of the top so as to engage with the base 310 in a threaded manner.
- alternative embodiments may have a coupling structure that can be coupled by one of a variety of known coupling schemes, such as an interference fit.
- the structure and function of the protruding guide 342 and the target contacting portion 343 are the same as or similar to the protruding guide 151 and the target contacting portion 152 of the first embodiment described with reference to FIGS. It will be omitted.
- the guide portion 340 is shown as including both the protruding guide 342 and the target contact portion 343 in the drawings, however, in an alternative embodiment, the target contact portion 343 may be omitted.
- the light receiving module 400 may include an upper piece 410 and a lower piece 420.
- Each of the upper piece 410 and the lower piece 420 may have a cylindrical shape in which an empty space is formed so that the receiving light can pass therethrough.
- an optical fiber 430 may be connected to the upper end of the upper piece 410 to transmit the received light to the outside.
- at least one optical element such as a lens 412, an optical filter, and a mirror may be installed inside the upper piece 410 and the lower piece 420.
- the upper piece 410 of the light receiving module 400 may be at least partly inserted and coupled to the second inner space 313 of the base 310 of the light irradiation module 300.
- the lower piece 420 of the light receiving module 400 may be coupled to the lower end of the upper piece 410 or the lower end of the second inner space 313 of the base 310.
- the coupling between the upper piece 410 and the base 310 and the coupling between the lower piece 420 and the base 310 or the upper piece 410 can be realized by a known method such as a clamping method or a screw coupling method .
- the first inner space 311 and the second inner space 313 of the base 310 are not parallel to each other but at an oblique angle to each other.
- the light irradiation module 300 and the light receiving module The first and second inner spaces 311 and 313 of the base 310 are formed such that the first and second inner spaces 311 and 314 can be arranged facing the same point of the target T.
- the center axis AX1 of the laser irradiated by the light irradiation module 300 and the center axis AX2 of the light receiving module 400 receive the target T, It is preferable that the light irradiation module 300 and the light reception module 400 are disposed so as to meet at a point P where the light source module 300 is placed (for example, a position away from the lower end of the base 310 by a distance H)
- the base 310 is configured to satisfy the above condition.
- FIG. 10 (a) is a perspective view of the tip 30, Fig. 10 (b) is a side view, Is an exploded perspective view.
- the tip 30 for a diagnostic laser handpiece includes a light irradiation module 500 and a light reception module 600 and the light irradiation module 500 includes a light adjustment module 560 ).
- the light irradiation module 500 includes a base 510 and guide portions 542 and 543.
- the light irradiation module 500 may further include a hand piece connection part (not shown), but is not shown in the drawings.
- the light control module can control the energy and focal size of the laser.
- the light control module is a module that is provided on a path along which the laser irradiated to the target T is moved to adjust the energy and the focal size of the laser irradiated onto the target T.
- the light control module 560 includes a plate 523 and a lens 521 formed with a hole h5.
- the plate 523 is the same as the function of the plate 323 or the plate 163 described with reference to the other drawings
- the lens 521 is the same as the function of the lens 165 or the lens 321.
- the light conditioning module 560 may further include a coupler 522.
- the coupler 522 functions to fix the plate 523 to the engaging portion 520 and can also fix the lens 521 to the base 510.
- the tip 30 for diagnostic laser handpiece is configured to irradiate a part of the laser introduced from the handpiece 1 to the target so that the generated light can be easily generated with as little damage as possible to the target Consists of.
- the diagnostic laser handpiece tip 30 is configured such that a small-sized focus, such as a focused beam, is output to the target in order to increase the energy density per unit area at low energy so that the generated light is easily generated.
- the tip 30 for the handpiece of the third embodiment differs from the tip 20 for the diagnostic laser handpiece in that the guide portion is integrally formed on the base 510 have. That is, in the handpiece tip 30 according to the third embodiment, the protruding guide 542 extends directly from the lower end of the base 510, and the target abutting portion 543 is integrally formed at the lower end of the protruding guide 542 Respectively.
- the base 510 includes a first inner space 511 through which the laser can pass and a second inner space 513 through which the receiving light can pass, And the light receiving module 600 can be connected to the second internal space 513.
- FIG. The light receiving module 600 may include an upper piece 610 and a lower piece 620.
- the light control module 560 is disposed in the inner space of at least one of the base 510 and the handpiece engagement portion 520.
- the light conditioning module 560 may adjust the energy and focus size of the laser irradiated towards the target.
- the light conditioning module 560 performs operations to adjust the focal size of the laser or to block a portion of the laser.
- the light conditioning module 560 includes a plate 523 for blocking a portion of the laser and a lens 521 for adjusting the focal size of the laser.
- the plate 523 has a hole h5, through which only the laser can pass. That is, the plate 523 passes only a part of the laser that is introduced from the handpiece 1.
- the diameter of the plate 523 is configured to be substantially equal to the inner diameter of the base 310 so that the plate 523 moves through the interior of the base 510 The laser is moved toward the target T only through the holes provided in the plate 523.
- the diameter of the plate 523 is configured to be substantially the same as the inner diameter of the handpiece engagement portion 520, The laser moving through the inside of the coupling portion 520 is moved toward the target T only through the holes provided in the plate 523.
- the size of the hole h5 formed in the plate 523 is determined such that the energy per pulse of the laser irradiated on the target T has a desired value.
- the size of the holes formed in the plate 523 is determined so that the energy per pulse of the laser irradiated on the target T is 20 mJ to 40 mJ.
- the numerical values are illustrative and do not limit the scope of the present invention.
- the lens 521 changes the spot size of the laser introduced from the plate 523.
- the lens 521 can change the spot size of the laser so that the spot size of the laser irradiated to the target becomes 100 ⁇ m to 500 ⁇ m.
- the numerical values are, of course, exemplary and do not limit the scope of the present invention.
- the configurations of the light irradiation module 500 and the light reception module 600 are the same or similar to those of the light irradiation module 300 and the light reception module 400 of the handpiece tip 20 of the second embodiment described above, And thus a detailed description thereof will be omitted.
- FIG. 12 is a view for explaining a light control module used in a tip for a diagnostic laser handpiece according to the present invention.
- a light conditioning module 660 used in a tip for a diagnostic laser handpiece in accordance with the present invention is illustrated by way of example.
- the light conditioning module 660 may adjust the energy and focus size of the laser irradiated towards the target.
- the light conditioning module 660 performs an operation to adjust the focal size of the laser or to block a portion of the laser.
- the light control module 660 is constituted by a convex lens formed with a blocking layer f blocking the laser.
- a blocking layer f blocking the laser Any material can be used as the barrier layer (f) so long as the barrier layer (f) can prevent the laser from passing therethrough.
- a metal reflecting the laser may be used as the barrier layer f.
- the laser In the center of the light control module 660, there is a region n through which the laser can pass, and the laser can be output to the outside through the region n.
- the light control module 660 is composed of a hemispherical convex lens, which includes a spherical portion 465 for receiving a laser and a plane portion 466 for outputting a laser,
- the planar portion 466 includes a barrier layer f blocking the laser and a region n passing the laser.
- the light conditioning module 660 is used in a tip for a diagnostic laser handpiece according to the present invention.
- the light conditioning module 660 may be used in the tip 30 for a diagnostic laser handpiece described with reference to Figs. That is, the light conditioning module 660 may be used in place of the light conditioning module 560 of the tip 30 for a diagnostic laser handpiece.
- the light conditioning module 660 may be used in the tip 20 for the diagnostic laser handpiece described with reference to Fig. That is, the light conditioning module 660 may be used in place of the light conditioning module 360 of the tip 20 for a diagnostic laser handpiece.
- the light conditioning module 660 may be used in the tip 10 for a diagnostic laser handpiece described with reference to FIG. That is, the light conditioning module 660 may be used in place of the light conditioning module 160 of the tip 10 for a diagnostic laser handpiece.
- the light conditioning module 660 may be used in place of the plate 163 and the second lens 165.
- the light conditioning module 660 may be used in place of the light conditioning module 260 described with reference to FIG.
- the light conditioning module 660 may be used in place of the plate 263 and the second lens 265.
- 13 is a view for explaining alternative embodiments of the light control module of the present invention.
- an optical filter can be used that can reduce the intensity of light instead of plates with holes in the light modulation module of the embodiments described with reference to Figs. 3-12.
- the optical filter in the alternative embodiment may be, for example, a Neutral Density filter, and has the function of reducing the intensity of light regardless of wavelength, thereby enabling high energy skin and cosmetic lasers to be used for disease diagnosis Can also be used.
- FIGS. 13C and 13D are alternative embodiments of the light conditioning module 260.
- the light control module shown in Fig. 13A includes a lens L1, an optical filter F capable of reducing the intensity of light, and a lens L1, and includes a lens L1, The optical filter F capable of being moved, and the lens L1 sequentially.
- the light control module shown in FIG. 13 (b) includes an optical filter F, a lens L1, and a lens L1 capable of reducing the intensity of light, (F), the lens (L1), and the lens (L1). It is also possible that the present embodiment is alternatively configured to include the optical filter F and the lens L1, except for one of the two lenses L1.
- the light control module shown in Fig. 13 (c) includes a lens L2, an optical filter F capable of reducing the intensity of light, and a lens L1, and includes a lens L2, The optical filter F capable of being moved, and the lens L1 sequentially.
- the light control module shown in FIG. 13 (d) includes an optical filter F, a lens L2, and a lens L1 capable of reducing the intensity of light, (F), the lens (L2), and the lens (L1) sequentially. It is also possible that the present embodiment is alternatively configured to include the optical filter F and the lens L1, except for one of the two lenses L1.
- the lens L1 may be a lens that allows the spot size of the laser to be small, for example a convex lens.
- the lens L2 may be a lens that allows the laser spot site to be enlarged, and may be, for example, a concave lens.
- the light conditioning module 360 may be configured to include a filter that reduces the intensity of light instead of the plate 323 having holes h3. That is, the light conditioning module according to an alternative embodiment may include a filter and a lens to reduce the intensity of light. Such an alternative embodiment is configured to sequentially pass light through a filter and a lens that reduce the intensity of light.
- the structure and function of the coupler and the lens are the same as those of the coupler 322 and the lens 321 in the embodiment described with reference to Figs. 8 and 9, and thus will not be described here.
- the light conditioning module 560 may be configured to include a filter that reduces the intensity of light instead of the plate 523 with hole h5. That is, the light conditioning module according to an alternative embodiment may include a filter and a lens to reduce the intensity of light. Such an alternative embodiment is configured to sequentially pass light through a filter and a lens that reduce the intensity of light.
- the structure and function of the coupler and the lens are the same as those of the coupler 522 and the lens 521 in the embodiment described with reference to FIGS. 10 and 11,
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Abstract
Description
Claims (20)
- 핸드피스에 결합되어 사용되는 진단용 레이저 핸드피스용 팁으로서,레이저를 타겟을 향해 조사하는 광조사 모듈;타겟을 향해 조사되는 상기 레이저가 이동되는 경로상에 배치되는 광조절 모듈;을 포함하며,상기 광조절 모듈은 타겟을 향해 조사되는 상기 레이저의 에너지와 초점의 사이즈를 조절하는 것인, 진단용 레이저 핸드피스용 팁.
- 제1항에 있어서,상기 광조절 모듈은 상기 광조사 모듈의 내부의 레이저가 이동되는 경로 상에 위치되고,상기 광조절 모듈은 홀을 구비한 플레이트 또는 광의 세기를 감소시키는 필터를 포함하는 것인, 진단용 레이저 핸드피스용 팁.
- 제1항에 있어서,중간 모듈을 더 포함하며,상기 광조절 모듈은 상기 중간 모듈의 내부의 레이저가 이동되는 경로상에 위치되고,상기 광조절은 모듈은 타겟을 향해 조사되는 상기 레이저의 에너지와 초점의 사이즈를 조절하는 것인, 진단용 레이저 핸드피스용 팁.
- 제1항에 있어서,타겟에 조사된 레이저에 의해 발생되는 광의 적어도 일부를 수신광으로서 수신하는 광수신 모듈;을 더 포함하고,상기 광조사 모듈은,레이저가 통과하는 내부 공간을 갖는 베이스;상기 베이스의 하부에 결합되며 레이저가 통과하는 관통구가 형성된 고정부; 및상기 베이스와 상기 고정부 사이에 개재되어 고정되는 모듈 연결부재;를 포함하고,상기 광수신 모듈이 상기 모듈 연결부재에 결합됨으로써, 상기 광조사 모듈과 광수신 모듈이 일체로 레이저 핸드피스에 결합가능한 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제4 항에 있어서,상기 레이저가 조사될 타겟이 놓여지는 지점에서 상기 레이저의 중심축과 상기 수신광의 중심축이 만나도록 상기 광조사 모듈과 상기 광수신 모듈이 배치되는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 4 항에 있어서,상기 모듈 연결부재가 상기 레이저가 통과할 수 있는 제1 관통구가 형성된 제1 판상 부재 및 상기 수신광이 통과할 수 있는 제2 관통구가 형성된 제2 판상 부재로 구성되되, 상기 제2 판상 부재가 상기 제1 판상 부재에 대해 소정 각도 절곡되어 있는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제1항에 있어서,타겟에 조사된 레이저에 의해 발생되는 광의 적어도 일부를 수신광으로서 수신하는 광수신 모듈;을 더 포함하고,상기 광조사 모듈은, 상기 레이저가 통과하는 제1 내부 공간과 상기 수신광이 통과하는 제2 내부 공간을 갖는 베이스를 포함하고,상기 광수신 모듈이 상기 광조사 모듈의 상기 베이스에 결합됨으로써, 상기 광조사 모듈과 광수신 모듈이 일체로 레이저 핸드피스에 결합가능한 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 7 항에 있어서, 상기 광수신 모듈은,수신광이 통과할 수 있는 내부 공간을 갖는 원통형의 제1 피스; 및수신광이 통과할 수 있는 내부 공간을 가지며 상기 제1 피스의 하단부 또는 상기 베이스의 제2 내부 공간의 하단부에 체결가능한 제2 피스;를 포함하는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 8 항에 있어서,상기 광수신 모듈의 제1 피스가 상기 광조사 모듈의 베이스의 제2 내부 공간에 적어도 부분적으로 삽입되고, 상기 제2 피스가 상기 제1 피스의 하단부 또는 상기 베이스의 제2 내부 공간의 하단부에 체결됨으로써 상기 광수신 모듈이 상기 광조사 모듈에 결합되는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 9 항에 있어서,상기 레이저가 조사될 타겟이 놓여지는 지점에서 상기 레이저의 중심축과 상기 수신광의 중심축이 만나도록 상기 광조사 모듈과 상기 광수신 모듈이 배치되는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 7 항에 있어서,상기 광조사 모듈이, 상기 레이저가 통과할 수 있는 내부 공간을 갖는 원통형의 핸드피스 결합부를 더 포함하고,상기 핸드피스 결합부의 일부가 상기 광조사 모듈의 베이스의 제1 내부 공간에 적어도 부분적으로 삽입되어 상기 광조사 모듈과 결합되고, 상기 핸드피스 결합부의 또 다른 일부가 핸드피스에 착탈가능하게 끼워져서 핸드피스와 결합하도록 구성된 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 핸드피스에 결합되어 사용되는 진단용 레이저 핸드피스용 팁으로서,레이저를 타겟을 향해 조사하는 광조사 모듈;타겟을 향해 조사되는 상기 레이저가 이동되는 경로상에 배치되는 광조절 모듈;을 포함하며,상기 광조절 모듈은타겟을 향해 조사되는 상기 레이저의 에너지와 상기 레이저의 초점의 사이즈를 조절하는 것인, 진단용 레이저 핸드피스용 팁.
- 제12항에 있어서,타겟에 조사된 레이저에 의해 발생되는 광의 적어도 일부를 수신광으로서 수신하는 광수신 모듈;을 더 포함하고,상기 광조사 모듈은,레이저가 통과하는 내부 공간을 갖는 베이스;상기 베이스의 하부에 결합되며 레이저가 통과하는 관통구가 형성된 고정부; 및상기 베이스와 상기 고정부 사이에 개재되어 고정되는 모듈 연결부재;를 포함하고,상기 광수신 모듈이 상기 모듈 연결부재에 결합됨으로써, 상기 광조사 모듈과 광수신 모듈이 일체로 레이저 핸드피스에 결합가능한 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 13 항에 있어서,상기 레이저가 조사될 타겟이 놓여지는 지점에서 상기 레이저의 중심축과 상기 수신광의 중심축이 만나도록 상기 광조사 모듈과 상기 광수신 모듈이 배치되는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 13 항에 있어서,상기 모듈 연결부재가 상기 레이저가 통과할 수 있는 제1 관통구가 형성된 제1 판상 부재 및 상기 수신광이 통과할 수 있는 제2 관통구가 형성된 제2 판상 부재로 구성되되, 상기 제2 판상 부재가 상기 제1 판상 부재에 대해 소정 각도 절곡되어 있는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제12항에 있어서,타겟에 조사된 레이저에 의해 발생되는 광의 적어도 일부를 수신광으로서 수신하는 광수신 모듈;을 더 포함하고,상기 광조사 모듈은, 상기 레이저가 통과하는 제1 내부 공간과 상기 수신광이 통과하는 제2 내부 공간을 갖는 베이스를 포함하고,상기 광수신 모듈이 상기 광조사 모듈의 상기 베이스에 결합됨으로써, 상기 광조사 모듈과 광수신 모듈이 일체로 레이저 핸드피스에 결합가능한 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 16 항에 있어서, 상기 광수신 모듈은,수신광이 통과할 수 있는 내부 공간을 갖는 원통형의 제1 피스; 및수신광이 통과할 수 있는 내부 공간을 가지며 상기 제1 피스의 하단부 또는 상기 베이스의 제2 내부 공간의 하단부에 체결가능한 제2 피스;를 포함하는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 17 항에 있어서,상기 광수신 모듈의 제1 피스가 상기 광조사 모듈의 베이스의 제2 내부 공간에 적어도 부분적으로 삽입되고, 상기 제2 피스가 상기 제1 피스의 하단부 또는 상기 베이스의 제2 내부 공간의 하단부에 체결됨으로써 상기 광수신 모듈이 상기 광조사 모듈에 결합되는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 16 항에 있어서,상기 레이저가 조사될 타겟이 놓여지는 지점에서 상기 레이저의 중심축과 상기 수신광의 중심축이 만나도록 상기 광조사 모듈과 상기 광수신 모듈이 배치되는 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
- 제 16 항에 있어서,상기 광조사 모듈이, 상기 레이저가 통과할 수 있는 내부 공간을 갖는 원통형의 핸드피스 결합부를 더 포함하고,상기 핸드피스 결합부의 일부가 상기 광조사 모듈의 베이스의 제1 내부 공간에 적어도 부분적으로 삽입되어 상기 광조사 모듈과 결합되고, 상기 핸드피스 결합부의 또 다른 일부가 핸드피스에 착탈가능하게 끼워져서 핸드피스와 결합하도록 구성된 것을 특징으로 하는 진단용 레이저 핸드피스용 팁.
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KR1020170119631A KR102025823B1 (ko) | 2017-09-18 | 2017-09-18 | 타겟에 조사되는 레이저 에너지를 조절할 수 있는 진단용 레이저 핸드피스용 팁 |
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CN115755382A (zh) * | 2022-11-15 | 2023-03-07 | 中国工程物理研究院激光聚变研究中心 | 一种开合式导光臂关节设计方法 |
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