CN215384836U - Laser therapeutic instrument facula placement detection device - Google Patents
Laser therapeutic instrument facula placement detection device Download PDFInfo
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- CN215384836U CN215384836U CN202122081278.4U CN202122081278U CN215384836U CN 215384836 U CN215384836 U CN 215384836U CN 202122081278 U CN202122081278 U CN 202122081278U CN 215384836 U CN215384836 U CN 215384836U
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Abstract
The utility model provides a laser therapeutic instrument light spot falling point detection device which comprises a shell, a first laser emission assembly and a second laser emission assembly, wherein the shell is provided with a first light source and a second light source; the front end of the shell is provided with an output optical fiber; the first laser emission component is used for emitting high-power laser, the second laser emission component is used for emitting visible laser, the first laser emission component and the second laser emission component are arranged in the shell, a light path of the first laser emission component is coaxial with a light path of the second laser emission component, and laser emitted by the first laser emission component and laser emitted by the second laser emission component are emitted through the output optical fiber. Be provided with the mutual coaxial first laser emission subassembly and the second laser emission subassembly of light path, when first laser emission subassembly sent high power laser, the second laser emission subassembly accessible sends visible laser and judges the position of the point of fall of high power laser, is convenient for fix a position the action point after the laser outgoing, effectively prevents extra injury.
Description
Technical Field
The utility model relates to the technical field of medical equipment and laser equipment, in particular to a light path structure, and particularly relates to a laser therapeutic instrument light spot falling point detection device.
Background
Oral health is extremely important for human health, and teeth and gums inside the oral cavity are important parts affecting oral health and are also frequent parts of oral diseases which afflict modern people. In treating gum health problems, it may be desirable to directly resect the affected area, on the one hand, and to stop bleeding from the affected area, on the other hand. The laser therapeutic apparatus is widely applied to the treatment process of oral diseases as a more reliable therapeutic apparatus in the market at present.
The laser therapeutic apparatus applied to oral treatment in the prior art is generally provided with a high-power laser chip, and the high-power laser chip is utilized to emit high-intensity laser to directly emit to an affected part, so that the affected part is cut off or stopped bleeding is performed. The structure of the laser therapeutic apparatus comprises a body, a laser emission component and an optical fiber, wherein the laser emission component is arranged in the body, and the optical fiber is arranged at the front end of the laser emission component. Generally speaking, the laser wavelength emitted by the high-power laser chip is not in the visible light range, which means that in the process of operating such laser therapeutic apparatus, naked eyes can hardly catch the laser spot, and an operator can only guess the action point after the laser is emitted through the extending direction of the optical fiber, which is very unfavorable for judging the laser spot drop point, and can irradiate other parts carelessly, thereby not only failing to achieve the therapeutic effect, but also causing additional damage to the oral cavity.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to provide a laser therapeutic apparatus spot drop point detection device, which is convenient for positioning an action point after laser emission, and effectively prevents additional damage to the oral cavity of a patient.
The technical scheme adopted by the utility model for solving the technical problem is as follows:
a laser therapeutic instrument facula landing point detection device includes:
the optical fiber coupler comprises a shell, wherein the front end of the shell is provided with an output optical fiber;
the laser emitting device comprises a first laser emitting component and a second laser emitting component, wherein the first laser emitting component is used for emitting high-power laser, the second laser emitting component is used for emitting visible laser, the first laser emitting component and the second laser emitting component are arranged in the shell, a light path of the first laser emitting component and a light path of the second laser emitting component are coaxial with each other, and the laser emitted by the first laser emitting component and the laser emitted by the second laser emitting component are emitted through the output optical fiber.
Compared with the prior art, the technical scheme has the beneficial effects that: through being provided with the mutual coaxial first laser emission subassembly and the second laser emission subassembly of light path, when first laser emission subassembly sent high power laser, the second laser emission subassembly accessible sends visible laser and judges the position of the point of fall of high power laser, and the action point after the location laser outgoing of being convenient for effectively prevents to cause extra injury to patient's oral cavity.
Furthermore, the first laser emission assembly is arranged on a heat conduction base seat, and a slow-axis condensing lens, a fast-axis condensing lens and a focusing collimating mirror are further arranged on the heat conduction base seat;
the laser emitted by the first laser emitting assembly sequentially passes through the fast-axis condensing lens, the slow-axis condensing lens and the condensing collimating lens, then is incident into the output optical fiber, and is emitted out through the output optical fiber.
The beneficial effect who adopts above-mentioned scheme is: a first laser emission subassembly for launching high power laser can produce more heat in the course of the work, and is provided with heat conduction substrate seat and can in time derive the heat, prevents that the heat gathering from and causing the damage.
Further, the heat-conducting base seat comprises a first supporting base and a second supporting base, the height of the first supporting base is greater than that of the second supporting base, and the first supporting base and the second supporting base are of an integrally-molded structure;
the first laser emission assembly comprises a high-power laser chip, the high-power laser chip is arranged on the first support base, the fast-axis condenser lens is fixed at the front end of the high-power laser chip, and the slow-axis condenser lens and the focusing collimating mirror are arranged on the second support base.
The beneficial effect who adopts above-mentioned scheme is: through being provided with the difference in height between first support base and second support base, can guarantee the light path validity, be convenient for simultaneously realize that the light path is coaxial between first laser emission subassembly and second laser emission subassembly.
Further, the first laser emission assembly further comprises a control circuit board, the control circuit board is electrically connected with the high-power laser chip, and a first connecting pin and a second connecting pin are arranged on the control circuit board.
The beneficial effect who adopts above-mentioned scheme is: the integration degree of the device can be improved by the lead mode of the first connecting pin and the second connecting pin additionally arranged on the control circuit board, so that the cost is reduced, and the size is reduced.
Further, the high-power laser chip is a 980nm laser chip.
The beneficial effect who adopts above-mentioned scheme is: the 980nm laser chip has the advantages of high function and stable performance, and is suitable for the field of dental treatment.
Further, the second laser emission component is arranged behind the first laser emission component;
in the laser emitted by the second laser emission component, the lower half part of the light column is shielded by the first laser emission component, and the upper half part of the light column sequentially passes through the fast-axis condenser lens, the slow-axis condenser lens and the condensing collimating mirror, then enters the output optical fiber and is emitted through the output optical fiber.
The beneficial effect who adopts above-mentioned scheme is: the mode that sets up around adopting between first laser emission subassembly and the second laser emission subassembly can further reduce the device volume, is convenient for guarantee simultaneously that the light path of first laser emission subassembly and second laser emission subassembly is coaxial.
Further, the second laser emitting assembly is a TO packaged laser, and the TO packaged laser is arranged on the shell through a fixed support frame.
The beneficial effect who adopts above-mentioned scheme is: adopt TO encapsulation laser as second laser emission subassembly, can avoid the light path in the second laser emission subassembly TO handle the prism, have degree of automation height and low in manufacturing cost's advantage.
Furthermore, a laser emitting through hole is formed in the fixed support frame, a plurality of annular positioning steps are further arranged on the fixed support frame, the shape of each annular positioning step is matched with that of the TO packaging laser, the laser emitting through hole and the annular positioning steps are coaxially arranged, and the TO packaging laser is arranged on the fixed support frame through the annular positioning steps.
The beneficial effect who adopts above-mentioned scheme is: has the advantages of convenient alignment and stable structure.
Furthermore, a first alignment groove and a second alignment groove are formed below the shell, the heat-conducting base seat is nested in the first alignment groove, and the fixed support frame is nested in the second alignment groove.
The beneficial effect who adopts above-mentioned scheme is: make heat conduction base seat and fixed support frame can set up in the inside of casing more firmly, be convenient for adjust luminance to first laser emission subassembly and second laser emission subassembly.
Further, a first control button and a second control button are arranged outside the shell;
the first control button is electrically connected with the first laser emission assembly, and the first control button is used for the first laser emission assembly to work; the second control button is electrically connected with the second laser emission assembly, and the second control button is used for the second laser emission assembly to work.
The beneficial effect who adopts above-mentioned scheme is: the first laser emission assembly and the second laser emission assembly are controlled to work independently through the first control button and the second control button respectively, and the action point after laser emission is convenient to position.
Drawings
FIG. 1 is a schematic view of a laser treatment apparatus according to the present invention.
FIG. 2 is an exploded view of a laser treatment device of the present invention.
FIG. 3 is another overall view of a laser treatment apparatus of the present invention.
FIG. 4 is another exploded view of a laser treatment device of the present invention.
FIG. 5 is a schematic view of a fixing support frame in the laser therapeutic apparatus light spot falling point detection device of the present invention.
In the figures, the list of components represented by the various reference numbers is as follows:
the device comprises a shell 1, a first laser emission assembly 2, a second laser emission assembly 3, a heat conduction base 4, a slow-axis condensing lens 5, a fast-axis condensing lens 6, a focusing collimating mirror 7 and a fixed support frame 8;
a first aligning groove 101 and a second aligning groove 102;
the high-power laser chip 201, the control circuit board 202, the first connecting pin 203 and the second connecting pin 204;
a first support base 401, a second support base 402;
laser emitting through hole 801 and annular positioning step 802.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or assembly referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. When an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The laser that high power laser chip sent has characteristics such as energy is big, intensity height, and the laser therapeutic instrument who is applied to oral treatment among the prior art is provided with high power laser chip usually, utilizes high power laser chip to send high strength laser and directly emits to the affected part to excise or stanch the affected part. It can be understood that, based on the characteristics of the high-intensity laser, there is a certain probability that the laser therapeutic apparatus will cause additional damage to the oral cavity of the patient during the use process.
Generally, the structure of such a laser therapeutic apparatus includes a body, a laser emitting assembly disposed in the body, and an optical fiber disposed at a front end of the laser emitting assembly. The laser wavelength emitted by the high-power laser chip is not in the visible light range, which means that naked eyes can hardly catch laser spots in the process of operating the laser therapeutic apparatus, and an operator can only guess the action point of the laser after the laser is emitted through the extension direction of the optical fiber, so that the laser therapeutic apparatus is extremely unfavorable for judging the laser spot drop point, and can irradiate other parts carelessly, thereby not only failing to achieve the therapeutic effect, but also causing additional damage to the oral cavity.
As can be seen from fig. 1, fig. 2, fig. 3 and fig. 4, in order to accurately determine the spot drop of the laser, the utility model provides a spot drop detection device for a laser therapeutic apparatus, which comprises a housing 1, a first laser emitting assembly 2 and a second laser emitting assembly 3; wherein, casing 1 mainly used plays structure protection and supporting role, and first laser emission subassembly 2 and second laser emission subassembly 3 set up in the inside of casing 1, and casing 1 isolates first laser emission subassembly 2 and second laser emission subassembly 3 with external environment.
Particularly, in the present technical solution, an output optical fiber is disposed at a front end of the housing 1, and the laser light emitted by the first laser emitting assembly 2 and the second laser emitting assembly 3 exits through the output optical fiber. The first laser emission component 2 is used for emitting high-power laser, the second laser emission component 3 is used for emitting visible laser, and the light path of the first laser emission component 2 and the light path of the second laser emission component 3 are coaxial with each other. Whether the first laser emitting component 2 or the second laser emitting component 3 emits laser light, the laser light emitted by the first laser emitting component can be understood as a cylindrical light column; the coaxial laser emitting assembly 2 and the second laser emitting assembly 3 are the same in axis, and the axes of the two are coincident in geometry. When the first laser emitting component 2 and the second laser emitting component 3 work simultaneously, laser emitted by the output optical fiber is a mixture of high-power laser and visible laser.
When the laser positioning device is specifically applied, the visible laser emitted by the second laser emitting component 3 can be used for spot location, when an operator sees the spot of the visible laser in the oral cavity of a patient, the high-power laser can be determined to be also irradiated on the spot when the first laser emitting component 2 works. Therefore, through the first laser emission component 2 and the second laser emission component 3 which are provided with the optical paths which are coaxial with each other, when the first laser emission component 2 emits high-power laser, the second laser emission component 3 can judge the position of the falling point of the high-power laser by emitting visible laser, so that the action point after the laser is emitted can be conveniently positioned, and the additional damage to the oral cavity of a patient can be effectively prevented. It should be noted that the "high power laser" in the present technical solution is a laser that can be applied TO oral treatment, compared TO a laser emitted by a TO package laser.
As shown in fig. 1 and fig. 2, the first laser emitting assembly 2 is disposed on a heat conducting base 4, and the heat conducting base 4 is further provided with a slow-axis condensing lens 5, a fast-axis condensing lens 6 and a condensing collimator 7; the laser emitted by the first laser emitting component 2 sequentially passes through the fast axis condenser lens 6, the slow axis condenser lens 5 and the condensing collimator lens 7, then enters the output optical fiber, and is emitted through the output optical fiber.
After the high-power laser and/or the visible laser are refracted by the slow-axis condenser lens 5, the high-power laser and/or the visible laser become parallel light in the slow axis direction; the high-power laser and/or the visible laser can be changed into parallel light in the fast axis direction after being refracted by the fast axis condenser lens 6. The high-power laser and/or the visible laser can be accurately incident into the output optical fiber after passing through the calibrated collecting collimator 7. Therefore, the slow-axis condensing lens 5 and the fast-axis condensing lens 6 are arranged, so that the laser beams can be ensured to be parallel; and the condensing collimator 7 is provided, the conduction efficiency can be ensured.
As shown in fig. 1 and 2, the heat-conductive base holder 4 includes a first support base 401 and a second support base 402, the height of the first support base 401 is greater than the height of the second support base 402, and the first support base 401 and the second support base 402 are an integrally molded structure; the first laser emission component 2 comprises a high-power laser chip 201, the high-power laser chip 201 is arranged on the first support base 401, the fast-axis condenser lens 6 is fixed at the front end of the high-power laser chip 201, and the slow-axis condenser lens 5 and the focusing collimator lens 7 are arranged on the second support base 402.
The height difference is arranged between the first supporting base 401 and the second supporting base 402, so that the slow-axis condensing lens 5 and the condensing collimating lens 7 are conveniently and reasonably arranged in front of the high-power laser chip 201, and the effectiveness of a light path can be ensured; meanwhile, the visible laser emitted from the second laser emitting component 3 can irradiate on the fast-axis condensing lens 6, the slow-axis condensing lens 5 and the condensing collimating lens 7, so that the optical path coaxiality between the first laser emitting component 2 and the second laser emitting component 3 is realized.
As shown in fig. 1 and fig. 2, the first laser emitting assembly 2 further includes a control circuit board 202, the control circuit board 202 is electrically connected to the high power laser chip 201, and the control circuit board 202 is provided with a first connection pin 203 and a second connection pin 204. The integration degree of the device can be improved by the lead mode of the control circuit board 202 with the addition of the first connecting pin 203 and the second connecting pin 204, thereby reducing the cost and the volume.
As shown in fig. 1, 2, 3 and 4, the second laser emitting assembly 3 is disposed behind the first laser emitting assembly 2; in the laser emitted by the second laser emission component 3, the lower half part of the light column is shielded by the first laser emission component 2, and the upper half part of the light column sequentially passes through the fast axis condenser lens 6, the slow axis condenser lens 5 and the focusing collimator lens 7, then enters the output optical fiber, and is emitted through the output optical fiber. And the upper half light column which is not shielded by the visible laser is enough to detect the spot falling point.
The mode that sets up around adopting between first laser emission subassembly 2 and the second laser emission subassembly 3 need not form with the help of the refractor and builds the light path, is favorable to further reducing the device volume, is convenient for guarantee simultaneously that the light path of first laser emission subassembly 2 and second laser emission subassembly 3 is coaxial.
Specifically, the high-power laser chip 201 is a 980nm laser chip. The 980nm laser chip has the advantages of high function and stable performance, and is suitable for the field of dental treatment. Meanwhile, the 980nm laser chip is small in size and convenient to arrange on the second laser emission component 3 and form a coaxial light path with the second laser emission component 3.
Specifically, the second laser emitting assembly 3 is a TO package laser, and the TO package laser is arranged on the housing 1 through a fixing support frame 8. Adopt TO encapsulation laser as second laser emission subassembly 3, can avoid the light path in the second laser emission subassembly 3 TO handle the prism, have advantages such as degree of automation height and low in manufacturing cost.
As shown in fig. 5, a laser emitting through hole 801 is formed in the fixing support frame 8, a plurality of annular positioning steps 802 are further formed in the fixing support frame 8, the shape of each annular positioning step 802 is matched with that of the TO package laser, the laser emitting through hole 801 and the annular positioning steps 802 are coaxially arranged, and the TO package laser is arranged on the fixing support frame 8 through the annular positioning steps 802. Adopt the fixed stay frame 8 of above-mentioned structure, the installation that can TO encapsulation laser instrument is convenient and reliable more, has the advantage of being convenient for counterpoint and the structure is firm.
As shown in fig. 3 and 4, a first alignment groove 101 and a second alignment groove 102 are disposed below the housing 1, the heat-conducting base 4 is nested in the first alignment groove 101, and the fixing support 8 is nested in the second alignment groove 102. The first alignment groove 101 and the second alignment groove 102 are disposed such that the heat conductive base 4 and the fixing support 8 can be more firmly disposed inside the housing 1, thereby facilitating dimming of the first laser emitting assembly 2 and the second laser emitting assembly 3.
Preferably, a first control button and a second control button are arranged outside the shell 1; the first control button is electrically connected with the first laser emission component 2, and the first control button is used for the first laser emission component 2 to work; the second control button is electrically connected with the second laser emission component 3, and the second control button is used for the second laser emission component 3 to work.
The first laser emission assembly 2 and the second laser emission assembly are controlled to work independently through the first control button and the second control button respectively, so that on one hand, spot falling point detection can be carried out, and the action point after laser emission is convenient to position; on the other hand, the characteristic that the energy of the visible laser is relatively weak is utilized, and before the first laser emitting component 2 is excited to emit the high-power laser, whether a shelter exists on the optical path is detected through the visible laser. If the visible laser can be smoothly emitted, the fact that no shielding object exists is indicated, and the first laser emitting component 2 can be further excited; if the visible laser can not be emitted smoothly, the existence of the blocking object is indicated, at this time, the fault should be eliminated, and the first laser emission component 2 is further excited after the blocking object is removed.
It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.
Claims (10)
1. The utility model provides a laser therapeutic instrument facula landing point detection device which characterized in that includes:
the optical fiber coupler comprises a shell, wherein the front end of the shell is provided with an output optical fiber;
the laser emitting device comprises a first laser emitting component and a second laser emitting component, wherein the first laser emitting component is used for emitting high-power laser, the second laser emitting component is used for emitting visible laser, the first laser emitting component and the second laser emitting component are arranged in the shell, a light path of the first laser emitting component and a light path of the second laser emitting component are coaxial with each other, and the laser emitted by the first laser emitting component and the laser emitted by the second laser emitting component are emitted through the output optical fiber.
2. The device for detecting the spot drop of a laser therapeutic apparatus according to claim 1, wherein the first laser emitting assembly is disposed on a heat conducting base, and the heat conducting base is further provided with a slow-axis condensing lens, a fast-axis condensing lens and a focusing collimator lens;
the laser emitted by the first laser emitting assembly sequentially passes through the fast-axis condensing lens, the slow-axis condensing lens and the condensing collimating lens, then is incident into the output optical fiber, and is emitted out through the output optical fiber.
3. The apparatus of claim 2, wherein the heat-conducting base comprises a first supporting base and a second supporting base, the first supporting base has a height greater than that of the second supporting base, and the first supporting base and the second supporting base are integrally formed;
the first laser emission assembly comprises a high-power laser chip, the high-power laser chip is arranged on the first support base, the fast-axis condenser lens is fixed at the front end of the high-power laser chip, and the slow-axis condenser lens and the focusing collimating mirror are arranged on the second support base.
4. The device for detecting the spot drop of the laser therapeutic instrument of claim 3, wherein the first laser emitting assembly further comprises a control circuit board, the control circuit board is electrically connected with the high-power laser chip, and the control circuit board is provided with a first connecting pin and a second connecting pin.
5. The device for detecting the spot drop of the laser therapeutic instrument of claim 3, wherein the high power laser chip is a 980nm laser chip.
6. The device for detecting the spot drop of the laser therapeutic apparatus according to claim 2, wherein the second laser emitting component is disposed behind the first laser emitting component;
in the laser emitted by the second laser emission component, the lower half part of the light column is shielded by the first laser emission component, and the upper half part of the light column sequentially passes through the fast-axis condenser lens, the slow-axis condenser lens and the condensing collimating mirror, then enters the output optical fiber and is emitted through the output optical fiber.
7. The device of claim 6, wherein the second laser emitting assembly is a TO packaged laser, and the TO packaged laser is disposed on the housing through a fixing support.
8. The device for detecting the light spot falling point of the laser therapeutic instrument according TO claim 7, wherein the fixed support frame is provided with a laser emitting through hole, the fixed support frame is further provided with a plurality of annular positioning steps, the shape of each annular positioning step is matched with that of the TO packaging laser, the laser emitting through hole and the annular positioning step are coaxially arranged, and the TO packaging laser is arranged on the fixed support frame through the annular positioning step.
9. The apparatus of claim 8, wherein a first alignment recess and a second alignment recess are formed below the housing, the heat conductive base is nested in the first alignment recess, and the fixing support is nested in the second alignment recess.
10. The laser treatment instrument light spot landing point detection device of any one of claims 1-9, wherein a first control button and a second control button are arranged outside the housing;
the first control button is electrically connected with the first laser emission assembly, and the first control button is used for the first laser emission assembly to work; the second control button is electrically connected with the second laser emission assembly, and the second control button is used for the second laser emission assembly to work.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122081278.4U CN215384836U (en) | 2021-08-31 | 2021-08-31 | Laser therapeutic instrument facula placement detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122081278.4U CN215384836U (en) | 2021-08-31 | 2021-08-31 | Laser therapeutic instrument facula placement detection device |
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| CN215384836U true CN215384836U (en) | 2022-01-04 |
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| CN202122081278.4U Active CN215384836U (en) | 2021-08-31 | 2021-08-31 | Laser therapeutic instrument facula placement detection device |
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