CN201333107Y - Laser electric toothbrush - Google Patents
Laser electric toothbrush Download PDFInfo
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- CN201333107Y CN201333107Y CNU2008201798201U CN200820179820U CN201333107Y CN 201333107 Y CN201333107 Y CN 201333107Y CN U2008201798201 U CNU2008201798201 U CN U2008201798201U CN 200820179820 U CN200820179820 U CN 200820179820U CN 201333107 Y CN201333107 Y CN 201333107Y
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Abstract
The utility model relates to a laser electric toothbrush which comprises a hollow handle part, a hollow head part and at least one face. The hollow handle part and the hollow head part are mutually connected, and the face is arranged on the head part of the toothbrush. A hair brush with a certain length and at least one light-emitting opening which can not be covered by the hair brush are arranged on the face; a power supply, a driving circuit, a mechanical transmission device and an optical coupling device which are sequentially connected are arranged in the hollow handle part and the hollow head part of the toothbrush; the optical coupling device comprises a light source, a light guide and a lens which are sequentially connected; the lens is arranged at the position of the light-emitting opening, and the coupling device carries out light transmission in spaces which are not covered by the transmission device. According to the laser electric toothbrush, the toothbrush is driven by the mechanical transmission device, toothbrush hairs carry out plane vibration and/or clockwise-counterclockwise rotation swinging, so as to directly irradiate light waves with certain energy onto light-sensitive germicide which is coated on teeth and gingival zones at the same time as brushing the surfaces of the teeth, thereby effectively killing germs on gingival pathological change tissues without injuring pericementum cells; meanwhile, the laser electric toothbrush can avoid the direct contact between human bodies and luminescent materials of the light source; moreover, when the head part of the toothbrush is replaced, the light source does not need to be replaced together, so as to reduce the cost of the head part of the toothbrush.
Description
Technical field
This utility model relates to the health-care hospital apparatus that is used for oral disease, particularly a kind of laser electric toothbrush of using the optical dynamic therapy periodontitis.
Background technology
Periodontal disease is one of two big modal diseases in the human oral cavity, and periodontitis will cause around teeth to form the cavity, odontoseisis, even the early fallout of tooth as not treatment in time.Periodontitis is the main cause of " very old ", is the first reason that the adult has tooth pulled out.The prevalence of periodontal has become the matter of utmost importance of harmful to human oral health apparently higher than dental caries, and periodontal disease is also influential to whole body health.The periodontitis optical dynamic therapy is meant: utilize photosensitizer or its metabolite, it can optionally accumulate on the target tissue (pathological tissues), produces photodynamic reaction under the exciting of suitable wavelength light, thereby destroys the chemical substance of target cell on the tooth; More particularly: photosensitizer molecule is accepted illumination, absorbs the energy of photon, and photochemical reaction takes place in target cell, the active oxygen that produces has cytotoxicity, oxidation biomolecule efficiently, the necrosis of inducing antibacterial at last, and to other normal oral cavity tissue non-invasis.
The Chinese patent notification number is that the patent of invention of CN 1939919A has proposed a kind of novel wide spectrum, hypotoxic antibacterial, is 2-mono carboxylic substituted zinc phthalocyanine-oligomerization lysine couplings.This antibacterial can kill different types of antibacterial, has certain broad spectrum activity.This antibacterial produces singlet oxygen and comes killing bacteria under very little concentration and light dosage, this antibacterial contain can with the bonded mark substance of bacterium surface specificity, can reach the specificity killing bacteria and not injure normal cell, so this antibacterial has hypotoxicity.Test shows: this antibacterial just has good lethal effect to porphyromonas gingivalis under low energy densities effect very.Be about 7J/cm at a certain specific drug level and energy density
2The time suppression ratio can reach more than 99%; Be about 15J/cm in energy density
2The time, be 97.82% to the suppression ratio of porphyromonas gingivalis, and only be 16.82% the suppression ratio of people's periodontal ligament cell.
But at present more existing innovation and creation about light emitting toothbrush, these light emitting toothbrushes are except the surface with toothbrush requires, and inside also is provided with electric elements such as power supply, drive circuit, light source.But the luminous component of these light emitting toothbrushes is light emitting diode mostly, is used for decorating or the timing demonstration, uses for the nursing dental surface though also have individually.This class toothbrush can not be used to and spread upon the illumination that near the photosensitive antibacterial of gingiva provides required wavelength and energy, does not have the effect of photodynamic therapy.
The invention of existing light emitting toothbrush, light source is placed the head of toothbrush, because light-emitting component (for example light emitting diode) can directly contact with human oral cavity when using, therefore there are following some drawbacks, even can work the mischief to human body: the luminous material of main part of light emitting diode or diode laser is made of the semiconducting compound of GaAs, this class of gallium nitride mostly, human body there is certain toxicity, so needing tight encapsulating structure could use this toothbrush, and the price of encapsulating material and packaging technology is more expensive, causes the cost of toothbrush to raise; In addition, in case encapsulation is improper or be immersed in water when using or because of reasons such as material aging cause breaking, the toxic compounds in light emitting diode or the laser diode can leak unavoidably to some extent because of quality testing, this will directly influence health.Simultaneously, the hairbrush of toothbrush can be aging after through the use in one period, and toothbrush head needs to upgrade, and scraps the light source that is arranged in the toothbrush head and each replacing all can be unnecessary, such as the higher element of prices such as diode laser, thereby cause higher use cost.
Summary of the invention
The purpose of this utility model is to propose a kind of laser electric toothbrush, and its light source with light emitting diode or laser diode etc. is arranged on electric toothbrush shank hollow position, optocoupler is merged the light-emitting window that is transferred to toothbrush head by photoconduction; Can be implemented in thus when cleaning dental surface with water, the light wave that will have certain energy shines directly on the photosensitive antibacterial that spreads upon tooth and gingival areas, makes antibacterial kill the structural antibacterial of gingiva pathological changes effectively, and can not damage periodontal ligament cell; Simultaneously, can avoid human body to contact, and when changing toothbrush head, need not to reduce the cost of toothbrush thus greatly together with changing light source with the direct of luminescent material of light source.
For reaching above-mentioned purpose, this utility model provides a kind of laser electric toothbrush, and its technical scheme is: this toothbrush comprises interconnective hollow shank and hollow head; Characteristics are: at least one face is arranged on the described toothbrush head; On described, be provided with and have the hairbrush of certain-length and the light-emitting window that at least one is not blocked by hairbrush;
The face that bristle is housed on the described toothbrush head is connecting the interior mechanical driving device of hollow shank, can produce vibration on perpendicular to the plane of bristle; Described is provided with optical window, and the light that transmits from described light-emitting window can not be blocked because of described vibration.
The face of bristle is housed on the described toothbrush head, is connecting the actuating device in the hollow shank; And do rotation or rotary oscillation with vertical described axle center; Go up the axis of rotation place for described and be provided with a window, the light of exporting from described window can not be blocked because of described whirling vibration.
Face on the described toothbrush head is perpendicular to the combination of the face of the face of bristle plane vibration and the axle center whirling vibration on the vertical; On described plane vibration face and whirling vibration face, be respectively equipped with optical window; The light that penetrates from described window can not be blocked because of plane vibration or whirling vibration.
Described photoconduction is transmitted as the light that is coupled out from collimating mirror and passes through pellicle mirror through free space, light corner 90 degree of half, and the optical transmission of half transports light to the window place to illuminator corner 90 degree.
In the another kind of mode two light sources can be set in optical coupling structure, form two bundle directional lights through collimating mirror respectively, respectively two-beam is coupled in two optical fiberss then, directly light is transmitted out from the exit respectively through optical lens by fibre-optic transmission.
Described photoconduction is transmitted as the light that is coupled out from collimating mirror and is transferred to window through free space by illuminator corner 90 degree.
Described photoconduction be transmitted as the light that is coupled out from collimating mirror through fiber optic transmission to window.
Be provided with power supply, the drive circuit that is connected with power supply, the mechanical driving device that is connected with drive circuit and optical couping device in the hollow shank of described toothbrush and the hollow head;
Described optical couping device comprises the light source that directly is connected with drive circuit, the photoconduction that is connected with this light source, be connected with this photoconduction and lens combination that be arranged on the light-emitting window place;
Described optical couping device is arranged on not by in the space that mechanical driving device sheltered from.
The light that described light source sent, the lens combination through described photoconduction and light-emitting window place transfers out from light-emitting window.
Described toothbrush head is separable with being connected of toothbrush handle part place; The place of interconnecting of described toothbrush head and toothbrush handle part forms waterproof sealing.
Described light source is positioned at the hollow shank of toothbrush; This light source is single or multiple light emitting diodes, or single or multiple laser diode; That its optical wavelength of sending is in is infrared, visible light and ultraviolet region, and power is that 1 milliwatt is to 50 milliwatts; Further, the optical wavelength that this light source sends be 630 nanometers to 700 nanometers, power is that 1 milliwatt is to 50 milliwatts.
The combination of described lens forms waterproof sealing with light-emitting window on the face of described toothbrush head respectively; This lens combination that is positioned at the light-emitting window place is that focus is positioned near lens or the plane window in bristle point plane.
Described photoconduction is transmitted as the light beam that is coupled out from collimating mirror and transports light to the exit by free space through illuminator corner 90 degree; Described photoconduction is transmitted as the light beam that is coupled out from collimating mirror and transports light to the exit by optical fibers; Described photoconduction be transmitted as the light beam that is coupled out from collimating mirror by free space through pellicle mirror, light corner 90 degree of half, the optical transmission of half is spent to illuminator corner 90 light is transmitted out from two exits respectively.Described guide structure is separable with toothbrush head with being connected of toothbrush handle part place: described collimating mirror is fixed on described toothbrush handle part place, the described semi reflective mirror and the light microscopic that is all-trans are fixed on the toothbrush head place, and described photocon is fixed on toothbrush head or toothbrush handle part place; Described toothbrush head and the toothbrush handle part place of interconnecting form waterproof sealing.
Described power supply can be a disposable battery; Be provided with the opening that is used to change disposable battery at place, the bottom of described toothbrush handle part and form the bottom of waterproof sealing with described opening.
Described power supply can be rechargeable battery and corresponding charging circuit; The charging circuit of this rechargeable battery is the separable induction charging device of non-contact electrode.
Further, this utility model also is provided with in the outside of described toothbrush handle part and is used to start and the power switch button of cutting off the electricity supply and being connected with drive circuit, and this power switch button is positioned at the inside that the waterproof sealing structure that contacts is not arranged with water; Described circuit also comprises timer and the bell ringing device that is connected with power supply, be used for sending the tinkle of bells after arriving the predefined time; The predefined time of described timer is 2～3 minutes.
The laser electric toothbrush that this utility model provides is applicable to clinical or the employed periodontitis photodynamic therapy of daily health caring.The light that light source sent in the toothbrush is collimated light or the poly-light of handing over, photosensitive antibacterial is coated be put on the tooth pathological tissues after, photosensitive antibacterial can obtain to meet the illumination that concentration of energy that photochemical reaction requires is supplied with, killing and wounding or to kill the antibacterial that causes periodontitis effectively, and to other normal oral cavity tissue not damageds.
Simultaneously, in the electronic laser toothbrush that this utility model provides, light source is arranged on the toothbrush handle part hollow position, optocoupler is merged the light-emitting window that is transferred to toothbrush head by optical fibers; Can avoid human body directly to contact with this, and when changing toothbrush head, need not to reduce the cost of toothbrush thus greatly together with changing the higher element of this class cost of light source with the luminescent material of light source.
Description of drawings
The structural representation of the laser electric toothbrush that Fig. 1 provides for this utility model;
The internal structure sketch map of the embodiment 1 of the laser electric toothbrush that Fig. 2 provides for this utility model;
The internal structure sketch map of Fig. 2 toothbrush head cutaway view that Fig. 3 provides for this utility model;
The internal structure sketch map of the embodiment 1 of the laser electric toothbrush that Fig. 4 provides for this utility model;
The internal structure sketch map of the embodiment 2 of the laser electric toothbrush that Fig. 5 provides for this utility model;
The internal structure sketch map of the embodiment 2 of the laser electric toothbrush that Fig. 6 provides for this utility model;
The internal structure sketch map of the embodiment 2 of the laser electric toothbrush that Fig. 7 provides for this utility model;
The internal structure sketch map of the embodiment 2 of the laser electric toothbrush that Fig. 8 provides for this utility model;
The internal structure sketch map of the embodiment 3 of the laser electric toothbrush that Fig. 9 provides for this utility model;
The internal structure sketch map of the embodiment 3 of the laser electric toothbrush that Figure 10 provides for this utility model;
The internal structure sketch map of the embodiment 3 of the laser electric toothbrush that Figure 11 provides for this utility model.
The specific embodiment
The optimum selection of the light source that this utility model adopted is light emitting diode or laser diode.Light emitting diode or laser diode have that volume is little, price is low, electro-optical efficiency is high, also characteristic of simple relatively of required drive circuit.The emission principle of laser and the particularity of production process have determined that laser has the advantages that normal optical does not have: promptly three good (monochromaticity is good, the coherence is good, good directionality) height (brightness height).The frequency high concentration of laser (monochromaticity is good), laser energy be in the spatial distribution high concentration, also high concentration on launch time.Just because of these reasons, laser just have ordinary light source incomparable advantage, powerful effect is also arranged: (1) heat effect in medical treatment: mainly be that laser in visible light and infrared light scope causes.Weak laser can directly not cause irreversible damage, can impel vasodilation, and blood flow is strengthened, thereby improves partial nutritional status, and drug distribution and reaction promote wound and ulcer healing, also have effects such as analgesia and relieve muscle spasms.(2) photochemical effect: utilize laser energy to swash in vivo some chemical reaction.Comprising photic decomposition (absorb luminous energy and cause the process of chemolysis), photooxidation (reactant loses the process of electronics under the light action), photo polymerization (micromolecule aggregates into macromolecular process under the light action), photic sensitization four kinds of main types such as (in the presences of photosensitizer, the chemical reaction that produces with the light action of specific wavelength).Photosensitization treatment is to be the photodynamic therapy of representative with the hematoporphyrin derivative, in order to destruction of cancer cells, needs oxygen molecule to participate in and just can react.The not aerobic molecule of another kind of photosensitizer such as psoralen is participated in.After the part was coated with and mends bone ester tincture, the local irradiation of reuse Ultra-Violet Laser can be treated diseases such as vitiligo and psoriasis.(3) stimulation: mainly refer to of the effect of the lower laser of power to body.Can promote neuranagenesis, hair growth, the hemocyte of reduction gos up, and makes growth of spur make union of fracture rapidly, but thereby bacteria growing inhibiting anti-inflammatory analgetic also.
Below in conjunction with accompanying drawing 1～Figure 10,, describe the technical solution of the utility model in detail by some embodiment:
Embodiment 1
In conjunction with reference to figure 1, Fig. 2, Fig. 3 and Fig. 4, this utility model provides a kind of external structure of laser electric toothbrush 100, comprises the hollow shank 101 that connects successively and hollow head 102; The place of interconnecting between them forms waterproof sealing, and water can't contact circuit block and the optical coupling part that places hollow position with toothpaste (or ointment) when using with assurance;
A face 103 is arranged on the toothbrush head 102, and it can be the plane, also can be the less curved surface of radian, and is similar to common toothbrush; This face is connecting the actuating device in the hollow shank 101, makes face 103 can produce the vibration type motion.Have the hairbrush 104 of certain-length in the toothbrush head setting, sub-clustering embeds on this face 103, and hairbrush 104 is parallel to each other and is approximately perpendicular to fixed 103 of institute, and hairbrush 104 is followed face 103 and produced oscillating movement together; Be provided with two for described 103 not by hairbrush and the light-emitting window that actuating device blocked 105 and 106 that is connected to face;
This utility model also provides the external structure of another kind of laser electric toothbrush 200, comprises the hollow shank 201 of connection successively and hollow head 202; The place of interconnecting between them forms waterproof sealing, and water can't contact circuit block and the optical coupling part that places hollow position with toothpaste (or ointment) when using with assurance;
A face 203 is arranged on the toothbrush head 202, its face 203 is circular, this face is also connecting the actuating device in the hollow shank 201, the face of making it rotates or the motion of rotary oscillation formula, the hairbrush 204 that has certain-length in the toothbrush head setting, sub-clustering embeds on this face 203, and hairbrush 204 is parallel to each other and is approximately perpendicular to fixed 203 of institute; When producing motion, face 203 makes the also motion in succession of hairbrush 204 on the face of being fixed on 203.Described 203 center is provided with a light-emitting window 205 that is not blocked by hairbrush;
The face 203 of bristle is housed on the described toothbrush head 202, is connecting the actuating device 210 in the hollow shank 201; And do rotation or rotary oscillation with an axle center of vertical described; Go up the axis of rotation place for described and be provided with a window 206, the light of exporting from described window can not be blocked because of described whirling vibration.
As shown in Figure 3, the cutaway view 300,207 of toothbrush head 202 is the drive of head 202 rotations, and joint face 203 is being with motion together.Because the drive 207 of face 203 and joint face all is circular, and does rotation or rotary oscillation, so when motion, can not shelter from the light-emitting window 205 in the face 203 and drive 207 centers of circle.
As shown in Figure 2, the drive circuit 213 and 214 that is provided with power supply 217, is connected with power supply 217 in the hollow shank 201 of described toothbrush and hollow head 202, what be connected with drive circuit 213,214 is respectively the actuating device 210 and the luminous source 212 of laser electric toothbrush 200.Under the general situation, power supply 217 and coupled drive circuit 213,214 place the hollow position of toothbrush handle part 201, and optical couping device and drive system are positioned at the hollow position of toothbrush head 202 and toothbrush handle part 201, and this optical couping device comprises the light source 212 that directly is connected with drive circuit 213, the photoconduction that is connected with this light source 212, be connected with this photoconduction and lens combination that be arranged on the light-emitting window place; Drive system comprises the actuating device 210 that directly is connected with transmission drive circuit 214, the drive 207 that is connected with actuating device 210, the face 203 that is connected with drive and is fixed on the combination of the bristle 204 on the face 203.
Described light source 212 can be single light emitting diode, or single laser diode, and that its optical wavelength of sending is in is infrared, visible light and ultraviolet region, and luminous power is that 1 milliwatt is to 20 milliwatts; When with novel wide spectrum, when hypotoxic antibacterial toothpaste is used, the wavelength of light source is that 630 nanometers are to 700 nanometers.As the light emitting diode or the laser diode of light source 212, have all that volume is little, intensity is high, the cost performance advantages of higher; And laser diode has collimation, feature that the coherence is good again, can satisfy the required luminous flux of photosensitization; Consider safety, when using laser diode as light source, the intensity that penetrates from each light-emitting window otherwise be higher than 5 milliwatts.
The light that sends from light source 212 is transferred to light-emitting window 205 through optical couping device, optical couping device generally is placed in not by drive system and blocks hollow position with interferential toothbrush head 202 and toothbrush handle part 201, docks with light source 212 at toothbrush handle part 201 hollow positions.This embodiment has been avoided luminous source is put into the oral cavity, can not cause because of the leakage of luminous body element the virulent accident of human body is taken place.
As shown in Figure 2, shown applied a kind of guide structure in this utility model toothbrush, this guide structure is not by drive system block and interferential space, and described photoconduction is transmitted as the light that is coupled out from collimating mirror 211 and transports light to window 206 through free space by illuminator 208 corners 90 degree.The coupled transfer mode of light is: light source 212 is single light source laser diodes, i.e. laser diode, its light that sends is assembled the formation beam diameter through collimating mirror 211 and is about 3 square millimeters directional light, directional light is mapped to light on the illuminator 208 along light path 209, light is through 90 degree of corner after the reflection of illuminator 208, and light beam sends out from light-emitting window 205 at last through the center of circle of drive 207, the center of circle and the optical lens 206 of face 203 then.Optical lens 206 gathers light to be handed in the planar distant place of toothbrush tippy tea, thereby obtains higher light intensity at tooth and gingiva place.When light intensity is enough high, or exports light and needn't gather when handing over, optical lens 206 also can be substituted by general optical window; In addition, also can adopt other lenses as required, increase hot spot.Consider the safety to human body, the laser intensity of each light-emitting window is not higher than 5 milliwatts.
As shown in Figure 4, in another kind of embodiment, the transmission of light is not free space but optical fibers 220; Described photoconduction is transmitted as the light that is coupled out from collimating mirror 211 and is transferred to window 206 through optical fibers 220.The advantage of optical fibers 220 is to have flexibility, can change light path easily, even can omit illuminator 208 and directly transport light near the light-emitting window 205; With the optical fibers coupling, can be used in structure more special toothbrush, particularly head and the out-of-line toothbrush of shank.
Utilize optical fibers to carry out the photoconduction transmission manner to be: the light that light source 212 sends is assembled through collimating mirror 211 and is formed beam diameters and be about 3 square millimeters directional light, directional light carries out the optical coupling with optical fibers 220, light directly is transferred to the center of circle of toothbrush head 202 drives 207 by optical fibers 220, light beam sends out from light-emitting window 205 at last through the center of circle of drive 207, the center of circle and the optical lens 206 of face 203 then.The inner space that utilizes optical fibers can reduce toothbrush handle part 201 as the transmission medium of light, and do not need can reduce the thickness of toothbrush head 202 with illuminator at the head 202 of toothbrush.
Water or contain the toothpaste contact of medicine and damage the optics or the electric parts of toothbrush inside when using, the light exit 205 on the face on the toothbrush head 202 203 forms waterproof sealing with optical lens 206 or optical window.
In as Fig. 2 and toothbrush shown in Figure 4, power supply 217 is disposable battery (not rechargeable batteries), it is installed in the lower end of toothbrush handle part 201, on the bottom 218 of this toothbrush handle part 201, be provided with bottom 218, be used to change disposable battery 217, bottom 218 forms waterproof sealing with toothbrush handle part 201.
In another embodiment, the power supply 217 of toothbrush also can be a rechargeable battery; Rechargeable battery is connected with charging circuit, and this charging circuit is the separable induction charging device of non-contact electrode.
As Fig. 2 and shown in Figure 4, be provided with the power switch button 219 of waterproof in toothbrush handle part 201 outsides; Hollow interior at described toothbrush handle part 201 is provided with timer 215 and the bell ringing device 216 that is connected with power supply 217; After pressing power switch button 219 power-on 217, power supply 217 is connected with timer 215, drive timer 215 and pick up counting, in case just send the tinkle of bells after arriving the predefined time by bell ringing device 216, cut off the electricity supply automatically simultaneously 217 with being connected of drive circuit 213, drive circuit 214; The described 215 predefined times of timer are 2～3 minutes.
Embodiment 2
In conjunction with reference to figure 5, Fig. 6, Fig. 7 and Fig. 8, in the present embodiment laser electric toothbrush 100 with as Fig. 2 and embodiment shown in Figure 4 in the main distinction be: the face 103 of toothbrush head 102 is not the shape of circle, but rectangle and oval or circular and orthogonal combination, the face 103 of the toothbrush head 102 of described laser electric toothbrush 100 and the motion mode that is fixed on the bristle 104 on the face 103 are the vibration type motion, and the light-emitting window on the face 103 of toothbrush head 102 is more than or equal to one.
The external structure of laser electric toothbrush 100 comprises the hollow shank 101 of connection successively and hollow head 102; The place of interconnecting between them forms waterproof sealing, and water can't contact circuit block and the optical coupling part that places hollow position with toothpaste (or ointment) when using with assurance;
A face 103 is arranged on the toothbrush head 102, its face 103 is rectangle or ellipse, this face 103 is also connecting the actuating device in the hollow shank 101, make face 103 do oscillating movement, the hairbrush 104 that has certain-length in the toothbrush head setting, sub-clustering embeds on this face 103, and hairbrush 104 is parallel to each other and is approximately perpendicular to fixed 103 of institute; When producing motion, face 103 makes the also motion in succession of hairbrush 104 on the face of being fixed on 103.Be arranged to a rare light-emitting window 105 and 106 that is not blocked in described 103 in the heart by hairbrush;
As shown in Figure 5, the drive circuit 115 and 123 that is provided with power supply 119, is connected with power supply 119 in the hollow handle 101 of described toothbrush and hollow head 102, what be connected with drive circuit 115,123 is respectively the actuating device 111 and the luminous source 114 of laser electric toothbrush 100.Under the general situation, power supply 119 and coupled drive circuit 115,123 place the hollow position of toothbrush handle part 101, and optical couping device and drive system are positioned at the hollow position of toothbrush head 102 and toothbrush handle part 101, and this optical couping device comprises the light source 114 that directly is connected with drive circuit 123, the photoconduction that is connected with this light source 114, be connected with this photoconduction and lens combination that be arranged on the light-emitting window place; Drive system comprises actuating device 111, face 103 that is connected with actuating device 111 that directly is connected with transmission drive circuit 115 and the combination that is fixed on the bristle 104 on the face 103.
Described light source 114 can be single light emitting diode, or single laser diode, and that its optical wavelength of sending is in is infrared, visible light and ultraviolet region, and luminous power is that 1 milliwatt is to 20 milliwatts; When with novel wide spectrum, when hypotoxic antibacterial toothpaste is used, the optimal light wavelength of light source is that 650 nanometers are to 690 nanometers.As the light emitting diode or the laser diode of light source 114, have all that volume is little, intensity is high, the cost performance advantages of higher; And laser diode has collimation, feature that the coherence is good again, can satisfy the required luminous flux of photosensitization; Consider safety, when using laser diode as light source, the intensity that penetrates from each light-emitting window is not higher than 5 milliwatts.
The light that sends from light source 114 is transferred to light-emitting window 105,106 through optical couping device, optical couping device generally is placed in not by drive system and blocks hollow position with interferential toothbrush head 102 and toothbrush handle part 101, docks with light source 114 at toothbrush handle part 101 hollow positions.This embodiment has been avoided luminous source is put into the oral cavity, can not cause because of the leakage of luminous body element the virulent accident of human body is taken place.
As shown in Figure 5, shown applied a kind of guide structure in this utility model toothbrush, the face 103 that bristle is housed on the toothbrush head 102 is connecting the mechanical driving device in the hollow shank 101, can produce vibration on perpendicular to the plane of bristle; Described is provided with optical window 107 and 108, not blocked by described vibration from described light-emitting window 105 and 106 transmission light.This guide structure is located at not by drive system block and interferential free space, the coupled transfer mode of light is: the light that is coupled out from collimating mirror 113 passes through pellicle mirror 110 through free space, light corner 90 degree of half, the optical transmission of half is transferred to window 105,106 places to illuminator 109 corners 90 degree.
Light source 114 is single light source laser diodes, i.e. laser diode, its light that sends is assembled the formation beam diameter through collimating mirror 113 and is about 3 square millimeters directional light, directional light arrives at minute surface becomes miter angle with light path the light microscopic 109 that is all-trans along light path 112 with semi reflective mirror 110, the 50% light transmission semi reflective mirrors 110 that light is sent to 112 one-tenth miter angles of minute surface and light path; Light along light path 112 outputs is divided into two-beam through semi reflective mirror 110, and through the semi reflective mirror 110 and the light microscopic 109 that is all-trans, corner 90 degree through being separately positioned on the optical lens 107 and 108 at 2 light-emitting windows 105 and 106 places, finally come out light emission from light-emitting window 105 and 106.Optical lens 107 and 108 gathers light to be handed in the planar distant place of toothbrush tippy tea, thereby obtains higher light intensity at tooth and gingiva place.When light intensity is enough high, or exports light and needn't gather when handing over, optical lens 107 and 108 also can be substituted by general optical window; In addition, also can adopt other lenses as required, increase hot spot.Consider the safety to human body, the laser intensity of each light-emitting window is not higher than 5 milliwatts.
As shown in Figure 6, with the embodiment of Fig. 5 in different be the combination that face on the toothbrush head 102 is perpendicular to the face 127 of an axle center whirling vibration on the face 103 of bristle plane vibration and the vertical; On described plane vibration face and whirling vibration face, be respectively equipped with optical window 107,108; The light that penetrates from described window 107,108 can not be blocked because of plane vibration or whirling vibration.The coupled transfer mode of light is: light source 114 is single light source laser diodes, i.e. laser diode, its light that sends is assembled the formation beam diameter through collimating mirror 113 and is about 3 square millimeters directional light, directional light arrives at minute surface becomes miter angle with light path the light microscopic 109 that is all-trans along light path 112 with semi reflective mirror 110, the 50% light transmission semi reflective mirrors 110 that light is sent to 112 one-tenth miter angles of minute surface and light path; Light along light path 112 outputs is divided into two-beam through semi reflective mirror 110, and through the semi reflective mirror 110 and the light microscopic 109 that is all-trans, corner 90 degree through being separately positioned on the optical lens 107 and 108 at 2 light-emitting windows 105 and 106 places, finally come out light emission from light-emitting window 105 and 106.Light-emitting window 105 is on the center of circle of face 127, so 127 can not emit from light-emitting window 105 by shading light rotating or swing face to face.Light-emitting window 106 is on face 103, and 103 in face is done the vibration type motion, and the side-play amount of light-emitting window 106 is less than 0.1 millimeter, so can not emit from light-emitting window 106 by shading light relatively.The combination of face 103 dough-making powder 127 has better effect to the outside of teeth cleaning.
As shown in Figure 7, with the embodiment of Fig. 5 in different be that the face 103 of laser electric toothbrush 100 toothbrush heads 102 has only a light-emitting window 105.Such benefit is that the light that light source 114 sends directly is transferred on the illuminator 109 along light path 112 through the light beam that collimating mirror 113 gatherings form, light beam through illuminator 109 corners 90 degree scioptics 107 directly with light from the exit 105 transmission come out, the light that comes out of transmission need not be divided into two by pellicle mirror and transmit out from two light-emitting windows like this, increased the light intensity of light-emitting window 105, and can reduce the area of face 103, young child also can be used.
As shown in Figure 8, in another kind of embodiment, the transmission of light is not free space but optical fibers 124; The advantage of optical fibers 124 is to have flexibility, can change light path easily, even can omit illuminator 109 and directly transport light near the light-emitting window 105; With the optical fibers coupling, can be used in structure more special toothbrush, particularly head and the out-of-line toothbrush of shank.
Utilize optical fibers to carry out the photoconduction transmission manner to be: the light that light source 114 sends is assembled through collimating mirror 113 and is formed beam diameters and be about 3 square millimeters directional light, directional light carries out the optical coupling with optical fibers 124, light directly is transferred on the optical lens 107 on the face 103 in the toothbrush head 102 by optical fibers 124, and light beam sends out from light-emitting window 105 at last through optical lens 107 then.The inner space that utilizes optical fibers can reduce toothbrush handle part 101 as the transmission medium of light, and do not need can reduce the thickness of toothbrush head 102 with illuminator at the head 102 of toothbrush.
Water or contain the toothpaste contact of medicine and damage the optics or the electric parts of toothbrush inside when using, the light exit 105 on the face on the toothbrush head 102 103 forms waterproof sealing with optical lens 107 or optical window.
In as Fig. 5, Fig. 6 and toothbrush shown in Figure 7, power supply 119 is disposable battery (not rechargeable batteries), the lower end of its toothbrush handle part that is installed in 101, on the bottom 121 of this toothbrush handle part 101, be provided with opening 120 and bottom 122, be used to change disposable battery 119, bottom 122 forms waterproof sealing with toothbrush handle part 101.
In another embodiment, the power supply 119 of toothbrush also can be a rechargeable battery; Rechargeable battery is connected with charging circuit, and this charging circuit is the separable induction charging device of non-contact electrode.
As Fig. 5, Fig. 6 and shown in Figure 7, be provided with the power switch button 118 of waterproof in toothbrush handle part 101 outsides; Hollow interior at described toothbrush handle part 101 is provided with timer 117 and the bell ringing device 116 that is connected with power supply 119; After pressing power switch button 118 power-on 119, power supply 119 is connected with timer 117, driving timer 117 picks up counting, in case just send the tinkle of bells after arriving the predefined time by bell ringing device 116, cut off the electricity supply automatically simultaneously 119 with being connected of transmission drive circuit 115, laser diode driver circuit 123; The described 117 predefined times of timer are 2～3 minutes.
Be similar to embodiment shown in Figure 5, extend to the embodiment that similarly contains 2 light sources.The light that two light sources send forms two bundle directional lights through collimating mirror respectively, respectively two-beam is coupled in two optical fiberss then, by fibre-optic transmission directly with light through optical lens 108,109 respectively from the exit 105,106 transmission come out.In the transmission medium of light, can also not need optical fibers, it directly is free space, two restraint complementary interference the in the free space that be transmitted in of directional lights, and place two sheets of mirrors at toothbrush head 102 places, make light corner 90 degree that are transmitted into respectively on the two sheets of mirrors by optical lens 108,109 respectively from the exit 105,106 transmission come out.
Embodiment 3
Different with preceding embodiment is that the machinery of described toothbrush head 102,202 and head hollow position and the machinery and the optical coupling part of optical coupling part and toothbrush handle part 101,201 and shank hollow position are separable, when being combined as a whole, the machinery of head hollow position and shank hollow position and optical coupling part constitute complete mechanical driving device and optical couping device.
In conjunction with reference to figure 5 and Fig. 8, laser electric toothbrush 100 with the main distinction part of aforementioned embodiment shown in Figure 5 is as shown in Figure 8: described toothbrush head 102 is separable with being connected of toothbrush handle part 101 places.When their when being assembled into a complete toothbrush, toothbrush head 102 forms waterproof sealing with the joining place of toothbrush handle part 101.The light that light source 114 sends forms directional light by collimating mirror 113, this light beam enters tongue 125A along light path 112A, the other end of this tongue can be also can sealing of opening, in the time of sealing must be transparent, and the lens that this transparent material can be an optically focused also can be the materials of normal transparent.When the shank 101 of toothbrush is connected with the head 102 of toothbrush, tongue 125A just in time closely cooperates with groove 125B, and the other end of groove is opening, light beam is sent to minute surface through groove 125B along light path 112B from tongue 125A and becomes semi reflective mirror 110, the 50% light transmission semi reflective mirrors 110 of miter angle to arrive at minute surface becomes miter angle with light path the light microscopic 109 that is all-trans with light path 112B; Light along light path 112 outputs is divided into two-beam through semi reflective mirror 110, and through the semi reflective mirror 110 and the light microscopic 109 that is all-trans, corner 90 degree through being separately positioned on the optical lens 107 and 108 at two light-emitting windows 105 and 106 places, finally come out light emission from light-emitting window 105 and 106.When the head 102 of the shank 101 of toothbrush and toothbrush overlaps, there is no connecting device and material in the middle of actuating device 111A and the actuating device 111B, as long as actuating device 111A is corresponding one by one with actuating device 111B, they are that electromagnetic energy transfer by electromagnetic induction passes to actuating device 111B with the magnetic energy of actuating device 111A, actuating device 111B changes into kinetic energy with magnetic energy, make actuating device 111B drive face 103 setting in motions, make also movement therewith of hairbrush 104.
In conjunction with referring to figs. 2 and 9, this laser electric toothbrush 101 with the main distinction part of aforementioned embodiment shown in Figure 2 is as shown in Figure 9; Described toothbrush head 202 is separable with being connected of toothbrush handle part 201 places.When their when being assembled into a complete toothbrush, toothbrush head 202 and toothbrush handle part 201 be connected the formation waterproof sealing.The light that light source 212 sends is assembled the formation beam diameter through collimating mirror 211 and is about 3 square millimeters directional light, directional light transmits along light path 209A, when the head 202 of the shank 201 of toothbrush and toothbrush overlaps, light beam arrives light path 209B by light path 209A, light beam is mapped to light on the illuminator 208 along light path 209B, light is through 90 degree of corner after the reflection of illuminator 208, and light beam sends out from light-emitting window 205 at last through the center of circle of drive 207, the center of circle and the optical lens 206 of face 203 then.When the head 202 of the shank 201 of toothbrush and toothbrush overlaps, the drive link 210A of toothbrush handle part 201 and the actuating device 210B of toothbrush head 202 work in coordination, make the actuating device 210B drive drive 207 that moves, and the face 203 that is connected and the hairbrush 204 that is fixed on the face 203 that makes it produces motion.
In conjunction with reference to figure 7 and Figure 10, this laser electric toothbrush 100 with the main distinction part of aforementioned embodiment shown in Figure 7 is as shown in figure 10: described toothbrush head 102 is separable with being connected of toothbrush handle part 101 places.When their when being assembled into a complete toothbrush, toothbrush head 102 forms waterproof sealing with the joining place of toothbrush handle part 101.The light that light source 114 sends forms directional light by collimating mirror 113, this light beam enters tongue 125A along light path 112A, the other end of this tongue can be also can sealing of opening, in the time of sealing must be transparent, and the optical lens that this transparent material can be an optically focused also can be the material of normal transparent.When the shank 101 of toothbrush is connected with the head 102 of toothbrush, tongue 125A just in time closely cooperates with groove 125B, and the other end of groove is opening, what link to each other with the other end of groove is optical lens 126, what be connected with optical lens is optical fibers 124, light beam is coupled to the optical fibers 124 through optical lens 126 through groove 125B from tongue 125A, light beam transports light on the optical lens 107 on the face 103 in the toothbrush head 102 by optical fibers 124, and light beam sends out from light-emitting window 105 at last through optical lens 107 then.Optical lens 107 also can be common transparent material.
In the present embodiment, the separable advantage of toothbrush head and shank is that toothbrush head is removable; When bristles was decreased the needs replacing always, the coupling unit in light source and the part guide structure can keep use, thereby reduces use cost greatly.In addition, make that employed parts and material reduce on the head of separable toothbrush, the head of this toothbrush is hollow fully, and the toothbrush that the user is changed is cheap first watch, and is connected convenient.
The described laser electric toothbrush of above-mentioned utility model embodiment is applicable to clinical or the employed periodontitis photodynamic therapy of daily health caring.The light that light source sent in the toothbrush, give and be coated with the illumination that the photosensitive antibacterial that is put on the tooth pathological tissues provides the energy density that meets the photochemical reaction requirement, killing and wounding or to kill the antibacterial that causes periodontitis effectively, and to other normal oral cavity tissue not damageds.
Simultaneously, in the laser electric toothbrush that this utility model provides, light source is arranged on the toothbrush handle part hollow position, optocoupler is merged the light-emitting window that is transferred to toothbrush head by photoconduction; So can avoid human body to contact, and when changing toothbrush head, need not to reduce the cost of toothbrush thus greatly together with changing the higher element of this class cost of light source with the direct of luminescent material of light source.
Above-described only is preferred implementation of the present utility model.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from this utility model principle, can also make some modification and improvement, these also should be considered as belonging to protection domain of the present utility model.
Claims (17)
1, a kind of laser electric toothbrush (100,200), described laser electric toothbrush comprise the hollow shank (101,201) that connects successively, hollow head (102,202);
Have a face (103,127,203) at least on the hollo head (102,202) of described toothbrush, described (103,127,203) are connecting the mechanical driving device (111,210) of hollow shank (101,201);
Described (103,127,203) bristle (104,204) with certain-length go up to be set, and at least one is not by bristle (104,204) be connected to the light-emitting window (105,106,205) that described mechanical driving device (111,210) blocks;
The optical couping device that in the hollow shank (101,201) of described toothbrush and hollo head (102,202), be provided with power supply (119,217), the drive circuit (115,123,213,214) that is connected with power supply (119,217), the machine driven system that is connected with drive circuit (115,214), is connected with drive circuit (123,213);
Described machine driven system comprises actuating device (111,210), face (103,203) that is connected with actuating device (111,210) that is connected with transmission drive circuit (115,214) and the combination that is fixed on the bristle (104,204) on the face (103,203);
Described optical couping device comprise the one or more luminous sources (114,212) that are connected with drive circuit (123,213), the photoconduction that is connected with this light source (114,212), be connected with this photoconduction and be arranged on the lens combinations (109,110,208) that bright dipping (105,106,205) is located; The light that described light source (114,212) sends is never come out by light-emitting window (105,106, the 205) transmission that mechanical driving device blocked through optical couping device.
The function of described mechanical driving device system be make bristle (104,204) bristle do the vibration of cleaning tooth on the fixed plane (103,127,203), comprise rotary swing; Described optical couping device can send the illumination with certain energy and wavelength simultaneously.
2, laser electric toothbrush as claimed in claim 1 (100,200) is characterized in that, described one or more light sources (114,212) are positioned at the hollow shank of toothbrush (101,201).
3, laser electric toothbrush as claimed in claim 2 (100,200) is characterized in that, the optical wavelength that described light source (114,212) sends is that rice is to 700 interior rice in 630, and power is that 1 milliwatt is to 50 milliwatts.
4, laser electric toothbrush as claimed in claim 3 (100,200) is characterized in that, described light source (114,212) is single or multiple light emitting diodes, or single or multiple laser diode.
5, laser electric toothbrush as claimed in claim 4 (100,200) is characterized in that, when using laser diode as luminous source (114,212), the luminous power of exporting from each light-emitting window (105,106,205) is not higher than 5 milliwatts.
6, laser electric toothbrush as claimed in claim 1 (100), it is characterized in that, the face (103) that bristle is housed on the described toothbrush head (102) is connecting the interior mechanical driving device of hollow shank (101), can produce vibration on perpendicular to the plane of bristle; Described is provided with optical window (107,108), and the light that transmits from described light-emitting window (105,106) can not be blocked because of described vibration.
7, laser electric toothbrush as claimed in claim 1 (200) is characterized in that, the face (203) that bristle is housed on the described toothbrush head (202) is connecting the interior actuating device (210) of hollow shank (201); And do rotation or rotary oscillation with the axle center of vertical described (203); Described (203) are gone up the axis of rotation place and are provided with a window (206), and the light of exporting from described window can not be blocked because of described whirling vibration.
As claim 6 or 7 described laser electric toothbrush (100), it is characterized in that 8, the face on the described toothbrush head (102) is perpendicular to the combination of the face (127) of the face (103) of bristle plane vibration and the axle center whirling vibration on the vertical; On described plane vibration face (103) and whirling vibration face (127), be respectively equipped with optical window; The light that penetrates from described window (107,108) can not be blocked because of plane vibration or whirling vibration.
9, the laser electric toothbrush (100) described in claim 6 or 8, it is characterized in that, described photoconduction is transmitted as the light that is coupled out from collimating mirror (113) and passes through pellicle mirror (110) through free space, light corner 90 degree of half, the optical transmission of half transports light to window (105,106) to illuminator (109) corner 90 degree and locates.
10, the laser electric toothbrush (100) described in claim 6 or 8, it is characterized in that, two light sources can be set in optical coupling structure, form two bundle directional lights through collimating mirror respectively, respectively two-beam is coupled in two optical fiberss then, by fibre-optic transmission directly with light through optical lens (108,109) respectively from the exit (105,106) transmission come out.
11, the laser electric toothbrush described in claim 6 or 7 (100,200), it is characterized in that described photoconduction is transmitted as the light that is coupled out from collimating mirror (113,211) and transports light to window (105,206) through free space by illuminator (109,208) corner 90 degree.
12, the laser electric toothbrush described in claim 6 or 7 (100,200) is characterized in that, described photoconduction is transmitted as the light that is coupled out from collimating mirror (113,211) and is transferred to window (105,206) through optical fibers (124,220).
13, as all described laser electric toothbrush of claim 9 (100,200), it is characterized in that, the machinery and the optical coupling part of the machinery of described toothbrush head (102,202) and head hollow position and optical coupling part and toothbrush handle part (101,201) and shank hollow position are separable, when being combined as a whole, the machinery of head hollow position and shank hollow position and optical coupling part constitute complete mechanical driving device and optical couping device.
14, laser electric toothbrush as claimed in claim 13 (100,200) is characterized in that, described power supply (119,217) is a disposable battery; Locate to be provided with the bottom (122,218) that is used to change disposable battery at described toothbrush handle part (101,201); Described bottom (122,218) forms waterproof sealing with toothbrush handle part (101,201).
15, laser electric toothbrush as claimed in claim 13 (100,200) is characterized in that, described power supply (119,217) can be rechargeable battery and corresponding charging circuit; The charging circuit of described rechargeable battery is the separable induction charging device of non-contact electrode.
16, laser electric toothbrush as claimed in claim 13 (100,200), it is characterized in that, be provided with in the outside of toothbrush handle part (101,201) and be used for starting the power switch button (118,219) that is connected with drive circuit (115,123,214,213) with cut off the electricity supply (119,217), this power switch button (118,219) is positioned at the inside that the waterproof sealing structure that contacts is not arranged with water.
17, laser electric toothbrush as claimed in claim 13 (100,200), it is characterized in that, be provided with timer (116,215) and the bell ringing device (117,216) that is connected with power supply (119,217), send the tinkle of bells after being used for arriving the predefined time in the hollow interior of described toothbrush handle part (101,201); Described timer (116,215) the predefined time is 2～3 minutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201798201U CN201333107Y (en) | 2008-11-24 | 2008-11-24 | Laser electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201798201U CN201333107Y (en) | 2008-11-24 | 2008-11-24 | Laser electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201333107Y true CN201333107Y (en) | 2009-10-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201798201U Expired - Fee Related CN201333107Y (en) | 2008-11-24 | 2008-11-24 | Laser electric toothbrush |
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| CN (1) | CN201333107Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102281797A (en) * | 2009-01-20 | 2011-12-14 | 赵炫珠 | Toothbrush |
| USD723282S1 (en) | 2014-03-17 | 2015-03-03 | Gosmile, Inc. | Toothbrush head |
| USD776936S1 (en) | 2015-06-23 | 2017-01-24 | Gosmile, Llc | Toothbrush head |
| USD778061S1 (en) | 2015-06-23 | 2017-02-07 | Gosmile, Llc. | Toothbrush |
| USD787189S1 (en) | 2014-03-17 | 2017-05-23 | Gosmile, Llc | Toothbrush |
| CN106821526A (en) * | 2017-03-02 | 2017-06-13 | 中国电子科技集团公司第三十四研究所 | A kind of laser toothbrush |
| WO2017116971A1 (en) * | 2015-12-28 | 2017-07-06 | Colgate-Palmolive Company | Light emitting oral care implement |
| CN108697495A (en) * | 2016-02-08 | 2018-10-23 | 奥卢森特有限责任公司 | The toothbrush of transmitting short-wavelength visible light with the mutual lock control of electronic signal |
-
2008
- 2008-11-24 CN CNU2008201798201U patent/CN201333107Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102281797A (en) * | 2009-01-20 | 2011-12-14 | 赵炫珠 | Toothbrush |
| CN102281797B (en) * | 2009-01-20 | 2014-01-15 | 赵炫珠 | Toothbrush |
| USD723282S1 (en) | 2014-03-17 | 2015-03-03 | Gosmile, Inc. | Toothbrush head |
| USD787189S1 (en) | 2014-03-17 | 2017-05-23 | Gosmile, Llc | Toothbrush |
| USD776936S1 (en) | 2015-06-23 | 2017-01-24 | Gosmile, Llc | Toothbrush head |
| USD778061S1 (en) | 2015-06-23 | 2017-02-07 | Gosmile, Llc. | Toothbrush |
| WO2017116971A1 (en) * | 2015-12-28 | 2017-07-06 | Colgate-Palmolive Company | Light emitting oral care implement |
| US10702055B2 (en) | 2015-12-28 | 2020-07-07 | Colgate-Palmolive Company | Light emitting oral care implement |
| AU2019201890B2 (en) * | 2015-12-28 | 2020-10-22 | Colgate-Palmolive Company | Light emitting oral care implement |
| CN108697495A (en) * | 2016-02-08 | 2018-10-23 | 奥卢森特有限责任公司 | The toothbrush of transmitting short-wavelength visible light with the mutual lock control of electronic signal |
| CN106821526A (en) * | 2017-03-02 | 2017-06-13 | 中国电子科技集团公司第三十四研究所 | A kind of laser toothbrush |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20101124 |