Disclosure of Invention
The invention aims to provide a laser therapeutic apparatus which can overlap and overlap double laser beams through double light path intersection angles so as to achieve the effect of reinforcing laser energy.
Embodiments of the invention may be implemented as follows:
the present invention provides a laser therapeutic apparatus, comprising:
a working head housing;
at least two optical fiber tips mounted at the end of the working head housing, the two optical fiber tips being adapted to emit a first scattered light beam G1 and a second scattered light beam G2, respectively;
the first scattered light beam and the second scattered light beam form a light intensity overlapping area, and the light intensity overlapping area is a working area S.
The beneficial effects of the laser therapeutic instrument that this embodiment provided include:
through setting up two optic fibre working points, send first scattered light beam G1 and second scattered light beam G2, make first scattered light beam G1 and second scattered light beam G2 form light intensity overlap region, light intensity overlap region is work area S, and work area S' S light intensity is stronger, can reach the effect of strengthening laser energy, enlarges effective operating range. Of course, a greater number of fiber tips may be provided and collectively form a light intensity overlap region to further enhance the light intensity of the working area S.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
the distance sensor is positioned at the end part of the working head shell and is used for detecting the position of an object to be irradiated;
the control circuit board is electrically connected with the distance sensor and the optical fiber working tip and is used for controlling the optical fiber working tip to work normally when the object to be irradiated is positioned in the working area S and controlling the optical fiber working tip to stop working when the object to be irradiated is not positioned in the working area S.
Thus, a distance reading function is added to the laser therapeutic apparatus, the relative position of an object to be irradiated (tissue surface) relative to the laser therapeutic apparatus is read through the distance sensor, real-time reading is realized, and the optical fiber working tip only works normally under the condition that the object to be irradiated is positioned in the working area S, so that misoperation is prevented.
In an alternative embodiment, an optical fiber tip includes:
the mounting head is in threaded connection with the working head shell;
the guide sleeve is inserted into the mounting head;
the first optical fiber is inserted into the guide sleeve and used for emitting a first scattered light beam G1 or a second scattered light beam G2.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
the metal seat is arranged in the working head shell, and the distance sensor is arranged on the metal seat;
and the laser coupler is arranged on the metal seat and is used for transmitting the coupled laser beam to the optical fiber working tip.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
a laser emitter for emitting a laser beam;
and the second optical fiber is connected between the laser emitter and the laser coupler and is used for transmitting the laser beam emitted by the laser emitter to the laser coupler.
In an alternative embodiment, the laser coupler includes:
the fixing sleeve is arranged on the metal seat and is used for connecting the second optical fiber;
the ceramic ferrule is arranged on the metal seat and positioned at the light emitting side of the second optical fiber, and is used for coupling laser beams so as to thin the laser beams;
and the lens is arranged on the metal seat and positioned on the light emitting side of the ceramic ferrule, and is used for focusing the laser beam to the end face of the optical fiber working tip.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
and the rechargeable battery is used for providing electric energy for the laser emitter.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
the handle shell is connected with the working head shell in a clamping mode, the rechargeable battery, the laser transmitter and the second optical fiber are arranged in the handle shell, the metal seat is connected to the end portion, close to the working head shell, of the handle shell, and the handle shell is provided with a switch key which is electrically connected with the control circuit board and used for starting or closing the laser therapeutic apparatus.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
the detection switch is arranged on the side wall of the metal seat and is electrically connected with the control circuit board, after the working head shell is clamped to the handle shell, the detection switch is pressed down by the inner wall of the working head shell, so that the laser therapeutic apparatus can be started normally, and under the condition that the detection switch is not pressed down, the laser therapeutic apparatus cannot be started.
In an alternative embodiment, the laser therapeutic apparatus further comprises:
the indicating lamp is arranged on the handle shell and is electrically connected with the control circuit board, the indicating lamp lights a green light when the distance sensor detects that the object to be irradiated is positioned in the working area S, and the indicating lamp lights a yellow light when the distance sensor detects that the object to be irradiated is not positioned in the working area S.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or the azimuth or the positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the present invention and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus it should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, if any, are used merely for distinguishing between descriptions and not for indicating or implying a relative importance.
It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.
Referring to fig. 1, the present embodiment provides a laser therapeutic apparatus 100, and the laser therapeutic apparatus 100 includes a working head housing 110, an optical fiber working tip 120, a metal base 130, a distance sensor 150, a laser coupler 160, a detection switch 170, a handle housing 180, and a rear cover 240.
Specifically, the two optical fiber tips 120 are screwed to the end of the tip housing 110, so that the optical fiber tips 120 are detachable from the tip housing 110, and the optical fiber tips 120 can be easily replaced, or the optical fiber tips 120 can be detached for high-temperature and high-pressure steam sterilization.
The metal base 130 is installed in the working head housing 110 and is connected to the handle housing 180 by the mounting screw 140, the end of the handle housing 180 is provided with a mounting buckle 181, and the working head housing 110 is clamped to the mounting buckle 181 of the handle housing 180. The rear cover 240 is coupled to an end of the handle housing 180.
A through hole is formed in the middle of the working head housing 110 so that a sensing signal of the distance sensor 150 can be emitted from the through hole, and the distance sensor 150 is used for detecting the position of the object to be irradiated. Two laser couplers 160 are mounted on the metal base 130, the two laser couplers 160 are respectively connected with the two optical fiber tips 120, and the laser couplers 160 are used for transmitting the coupled laser beams to the optical fiber tips 120.
The handle housing 180 is provided with a switch button 182, the switch button 182 is electrically connected with the control circuit board 200, and the switch button 182 is used for starting or stopping the laser therapeutic apparatus 100. An anti-slip sleeve 183 is also provided on the outer wall of the handle housing 180.
The detection switch 170 is mounted on the side wall of the metal base 130, the detection switch 170 is electrically connected with the control circuit board 200 (refer to fig. 2), after the working head housing 110 is clamped to the handle housing 180, the inner wall of the working head housing 110 presses down the detection switch 170, so that the laser therapeutic apparatus 100 can be started normally, and the laser therapeutic apparatus 100 cannot be started under the condition that the detection switch 170 is not pressed down.
Referring to fig. 2, the laser therapeutic apparatus 100 further includes an indicator lamp 190, a control circuit board 200, a second optical fiber 210, a laser transmitter 220, and a rechargeable battery 230. Wherein, pilot lamp 190 installs on the lateral wall of metal seat 130, control circuit board 200, second optic fibre 210, laser emitter 220 and rechargeable battery 230 all install in the inside of handle shell 180, control circuit board 200 and pilot lamp 190, distance sensor 150, optic fibre operating point 120, detection switch 170, switch button 182 and rechargeable battery 230 electric connection, rechargeable battery 230 is used for providing the electric energy to laser emitter 220, be provided with the interface that can supply rechargeable battery 230 to charge on the back lid 240, laser emitter 220 is used for sending the laser beam.
In other embodiments, the rechargeable battery 230 may not be integrated on the handle, and the laser treatment apparatus 100 may be designed as a plug-in type with a host computer to simplify the treatment apparatus structure.
After the working head housing 110 is clamped to the handle housing 180, the inner wall of the working head housing 110 presses down the detection switch 170, so that the laser therapeutic apparatus 100 can be started normally, and the laser therapeutic apparatus 100 cannot be started under the condition that the detection switch 170 is not pressed down.
A second optical fiber 210 is connected between the laser transmitter 220 and the laser coupler 160, and the second optical fiber 210 is used to transmit the laser beam emitted from the laser transmitter 220 to the laser coupler 160.
Referring to fig. 3, the optical fiber tip 120 includes a mounting head 121, a guide sleeve 122, and a first optical fiber 123, wherein the mounting head 121 is screwed with the head housing 110; the guide sleeve 122 is inserted into the mounting head 121; the first optical fiber 123 is inserted inside the guide sleeve 122.
The laser coupler 160 comprises a fixing sleeve 161, a ceramic ferrule 162 and a lens 163, wherein the fixing sleeve 161 is mounted on the metal base 130, and the fixing sleeve 161 is used for connecting the second optical fiber 210; the ferrule 162 is mounted on the metal base 130 and located at the light emitting side of the second optical fiber 210, and the ferrule 162 is used for coupling the laser beam and making the laser beam thin; a lens 163 is mounted on the metal base 130 on the light exit side of the ferrule 162, the lens 163 being used to focus the laser beam onto the fiber end face of the fiber tip 120.
Referring to fig. 2 and 3, the working principle of the laser therapeutic apparatus 100 provided in this embodiment is as follows:
when the laser therapeutic apparatus 100 is turned on, after the working head housing 110 is mounted to the handle housing 180, the inner wall of the working head housing 110 presses down the detection switch 170, so that the laser therapeutic apparatus 100 can be normally turned on;
after the switch button 182 is pressed, the laser transmitter 220 transmits a laser beam to the laser coupler 160 through the second optical fiber 210, the laser beam is coupled and thinned after passing through the fixing sleeve 161 and the ferrule 162 in the laser coupler 160, and then is condensed again through the lens 163, the laser beam condensed by the lens 163 is irradiated onto the first optical fiber 123 of the optical fiber working tip 120, and the laser beam is emitted from the emitting port of the first optical fiber 123.
Referring to fig. 4 to 6, the laser therapeutic apparatus 100 according to the present embodiment includes:
the two optical fiber working tips 120 emit the first scattered light beam G1 and the second scattered light beam G2, so that the first scattered light beam G1 and the second scattered light beam G2 form a light intensity overlapping area, the light intensity overlapping area is a working area S, a model of the first scattered light beam G1 and the second scattered light beam G2 intersecting in space is shown in fig. 5, a formed distance range L between the nearest end and the farthest end of the working area S is an optimal distance range in use, and the volume of the working area S is shown in fig. 6, so that the light intensity of the working area S is strong, an effect of enhancing laser energy can be achieved, and an effective operation range is enlarged.
Structurally, the position and width of the distance range L can be controlled by controlling the length of the fiber tips 120 and the included angle C between the fiber tips 120.
The indicator lamp 190 lights up green light when the distance sensor 150 detects that the object to be irradiated is within the working area S, and lights up yellow light when the distance sensor 150 detects that the object to be irradiated is not within the working area S. That is, the distance sensor 150 detects that the object to be irradiated is within the distance range L, the indicator lamp 190 lights up a green light, and the distance sensor 150 detects that the object to be irradiated is not within the distance range L, the indicator lamp 190 lights up a yellow light.
It will be readily appreciated that a greater number of fiber tips 120 may be provided and cooperate to form an overlap region of light intensity to further enhance the light intensity of the working area S. The working head housing 110 may also be part of a handle housing 180, the instrument having an attached host computer, the handle housing 180 being part of the host computer and being connected to the host computer by a connection line with optical fibers and electrical circuitry. The detection switch 170, the indicator light 190 and the mounting buckle 181 may have other structural forms or mounting positions as long as the same functions can be achieved.
The laser therapeutic apparatus 100 provided in this embodiment has the following advantages:
1. through setting up at least two optic fibre tips 120, send first scattered light beam G1 and second scattered light beam G2, make first scattered light beam G1 and second scattered light beam G2 form light intensity overlap region, light intensity overlap region is work area S, and work area S' S light intensity is stronger, can reach the effect of strengthening laser energy, enlarges effective operating range. Of course, a greater number of fiber tips 120 may be provided and collectively form a light intensity overlap region to further enhance the light intensity of the working area S;
2. the distance reading function is added to the laser therapeutic apparatus 100, the relative position of an object to be irradiated (tissue surface) relative to the laser therapeutic apparatus 100 is read through the distance sensor 150, real-time reading is realized, an operator is reminded through the setting of the indicator lamp 190, and the optical fiber working tip 120 works normally only under the condition that the object to be irradiated is in the working area S, so that misoperation is prevented.
The present invention is not limited to the above embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present invention are intended to be included in the scope of the present invention. Therefore, the protection scope of the invention is subject to the protection scope of the claims.