阅读说明：本技术 一种牙齿美白仪及其使用方法 (Tooth whitening instrument and use method thereof ) 是由 徐勇刚 于 2019-09-27 设计创作，主要内容包括：本发明提供一种牙齿美白仪及其使用方法,该牙齿美白仪包括机架、牙齿美白光源及离子导入模块,离子导入模块包括：用于输出离子导入用电压的电压输出电路,其设置在机架内部,且机架上设有供其输出的电压输出接口；线缆,一端设有与电压输出接口配合连接的接头,另一端连接有的第一导电件和第二导电件,第一导电件与电压输出电路的输出正极连接,第二导电件与电压输出电路的输出负极连接；牙托,其上设有用于吸附含氟离子的物质的吸附部件。本发明通过在仪器上设置一套离子导入模块,并在牙齿美白前通过离子导入模块将氟离子导入牙齿内,而氟离子具有封闭牙小管的作用,从而降低牙齿敏感度,大大降低牙齿美白后的酸痛感,提高牙齿美白体验感。(The invention provides a tooth whitening instrument and a using method thereof, the tooth whitening instrument comprises a frame, a tooth whitening light source and an ion introduction module, wherein the ion introduction module comprises: the voltage output circuit is used for outputting the voltage for introducing the ions, is arranged in the rack, and is provided with a voltage output interface for outputting; the cable is provided with a joint matched and connected with the voltage output interface at one end, and is connected with a first conductive piece and a second conductive piece at the other end, the first conductive piece is connected with the output anode of the voltage output circuit, and the second conductive piece is connected with the output cathode of the voltage output circuit; a denture base provided with an adsorption component for adsorbing substances containing fluorine ions. According to the invention, the ion introduction module is arranged on the instrument, and fluorine ions are introduced into the teeth through the ion introduction module before whitening of the teeth, and the fluorine ions have the effect of closing the dental tubules, so that the sensitivity of the teeth is reduced, the ache feeling after whitening of the teeth is greatly reduced, and the experience feeling of whitening of the teeth is improved.)

1. a tooth whitening instrument comprises a rack and a tooth whitening light source arranged on the rack, and is characterized by further comprising an ion introduction module used for introducing fluorine ions into teeth, wherein the ion introduction module comprises:

The voltage output circuit is arranged in the rack, a voltage output interface for the voltage output circuit to output is arranged on the rack, and the output current of the voltage output circuit is gradually increased from 0 to a preset value after the voltage output circuit is switched on;

A cable, one end of which is provided with a joint matched and connected with the voltage output interface, and the other end of which is connected with a first conductive piece and a second conductive piece, wherein when the joint is connected with the voltage output interface, the first conductive piece is connected with the output anode of the voltage output circuit, and the second conductive piece is connected with the output cathode of the voltage output circuit; and

the denture base is provided with an adsorption component for adsorbing substances containing fluorine ions, and the adsorption component is connected with the second conductive piece.

2. the tooth whitening apparatus according to claim 1, wherein tooth engaging grooves are formed in upper and lower sides of the tray, and each of the tooth engaging grooves is provided with one of the absorption members.

3. the tooth whitening apparatus according to claim 2, wherein the second conductive member is an alligator clip, a clamping portion for clamping the alligator clip extends outwards from the outer side of the dental base, and at least a part of the absorption component extends to the clamping portion.

4. the tooth whitening apparatus according to claim 2 or 3, wherein the absorption members are arranged in a radian in which the teeth are arranged, and are attached to outer surfaces of the teeth when the teeth are occluded in the tooth occlusion groove.

5. The tooth whitening apparatus according to claim 1, wherein the ion introduction module further comprises an electrode pad connected to the first conductive member.

6. The tooth whitening apparatus of claim 1, wherein the voltage output circuit comprises:

The front-end circuit comprises a first control chip and an optical coupler;

The rear circuit comprises a second control chip, an MOS (metal oxide semiconductor) tube and a triode, wherein a signal output pin of the first control chip is electrically connected with a signal input pin of the second control chip through the optocoupler, a control pin of the second control chip is connected with an S pole of the MOS tube, a G pole of the MOS tube is grounded, a D pole of the MOS tube is connected with a base electrode of the triode, an emitting electrode of the triode is connected with an anode of the voltage output interface, and a cathode of the voltage output interface is grounded through a first resistor;

The transformer comprises a primary coil and a secondary coil which are coupled, the positive pole of the primary coil is connected with the voltage output pin of the first control chip, the negative pole of the primary coil is connected with the grounding pin of the first control chip, and the positive pole of the secondary coil is connected with the collector of the triode.

7. A method of using a tooth whitening apparatus according to any one of claims 1 to 6, the method comprising:

Introducing fluorine ions which have the function of closing the dental tubules into the teeth by adopting an ion introduction module so as to pretreat the teeth;

Wearing the mouth gag;

Coating an isolation resin for protecting gingiva along a gingival margin, and curing the isolation resin;

uniformly coating the whitening gel on the outer surface of the teeth;

The tooth surface is irradiated by a tooth whitening light source.

8. the method of using the tooth whitening apparatus according to claim 7, wherein the step of introducing fluorine ions into the teeth to close the tubules using the ion introduction module comprises:

Adsorbing a fluorine ion-containing substance onto an adsorption member of a dental tray;

Placing the denture base subjected to adsorption treatment in the mouth, and enabling the adsorption part to be attached to the outer surface of the tooth;

connecting a joint of a cable with a voltage output interface on the rack, connecting a second conductive piece of the cable with the adsorption component, and connecting a first conductive piece of the cable with the skin of a human body;

And starting the voltage output circuit to guide fluorine ions into the teeth under the action of electrophoresis.

9. the use method of the tooth whitening apparatus according to claim 7, wherein the whitening gel is applied to the outer surface of the tooth to a thickness of 1-3mm, and the insulating resin is coated to a position 1-3mm below the gum.

10. The method of using the tooth whitening apparatus of claim 7, further comprising, after wearing the mouth gag:

The face protecting tissue is laid on the face along the outer side of the mouth gag and fixed;

Carrying out color comparison on teeth before whitening and recording;

Further, after the step of irradiating the tooth surface with the tooth whitening light source, the method further includes:

After the illumination is finished, removing the isolation resin and whitening condensation on the teeth;

after rinsing the mouth with warm water, the whitened teeth were color-measured and recorded.

Technical Field

The invention relates to the technical field of tooth whitening apparatuses, in particular to a tooth whitening instrument and a using method thereof.

Background

people are increasingly focusing on the beauty of their teeth in order to have a good image quality. White teeth are the object of beauty pursuit, but are affected by food intake, such as dark colored foods like dark tea, coffee, red wine, edible soy sauce and the like, which often cause discoloration of teeth, and are collectively called as pigment teeth, tetracycline teeth, drug-stained teeth, dental fluorosis teeth and the like.

the tooth whitening instrument belongs to the most effective medical appliance for whitening teeth at present, and belongs to the most widely applied cold light tooth whitening instrument, the cold light tooth whitening instrument generally comprises a rack and a tooth whitening light source arranged on the rack, and the tooth whitening light source generally adopts high-intensity blue light with the wavelength of 480-520 nm.

Disclosure of Invention

based on the above, the invention aims to provide a tooth whitening instrument and a use method thereof, so as to solve the technical problem that teeth can feel more severe ache after teeth are whitened.

according to an embodiment of the present invention, a tooth whitening apparatus includes a housing, a tooth whitening light source disposed on the housing, and an ion introduction module for introducing fluorine ions into teeth, wherein the ion introduction module includes:

the voltage output circuit is arranged in the rack, a voltage output interface for the voltage output circuit to output is arranged on the rack, and the output current of the voltage output circuit is gradually increased from 0 to a preset value after the voltage output circuit is switched on;

A cable, one end of which is provided with a joint matched and connected with the voltage output interface, and the other end of which is connected with a first conductive piece and a second conductive piece, wherein when the joint is connected with the voltage output interface, the first conductive piece is connected with the output anode of the voltage output circuit, and the second conductive piece is connected with the output cathode of the voltage output circuit; and

The denture base is provided with an adsorption component for adsorbing substances containing fluorine ions, and the adsorption component is connected with the second conductive piece.

furthermore, tooth occlusion grooves are formed in the upper side and the lower side of the denture base, and one adsorption part is arranged in each tooth occlusion groove.

Furthermore, the second conductive piece is an alligator clip, a clamping portion for clamping the alligator clip extends outwards from the outer side of the dental base, and at least one part of the adsorption component extends to the clamping portion.

Further, the adsorption parts are arranged according to the radian of the teeth, and when the teeth are occluded in the tooth occlusion groove, the adsorption parts are attached to the outer surfaces of the teeth.

Further, the ion introduction module further comprises an electrode plate, and the electrode plate is connected with the first conductive piece.

further, the voltage output circuit includes:

the front-end circuit comprises a first control chip and an optical coupler;

the rear circuit comprises a second control chip, an MOS (metal oxide semiconductor) tube and a triode, wherein a signal output pin of the first control chip is electrically connected with a signal input pin of the second control chip through the optocoupler, a control pin of the second control chip is connected with an S pole of the MOS tube, a G pole of the MOS tube is grounded, a D pole of the MOS tube is connected with a base electrode of the triode, an emitting electrode of the triode is connected with an anode of the voltage output interface, and a cathode of the voltage output interface is grounded through a first resistor;

the transformer comprises a primary coil and a secondary coil which are coupled, the positive pole of the primary coil is connected with the voltage output pin of the first control chip, the negative pole of the primary coil is connected with the grounding pin of the first control chip, and the positive pole of the secondary coil is connected with the collector of the triode.

The invention also provides a use method of the tooth whitening apparatus, and the tooth whitening apparatus is the tooth whitening apparatus, and the method comprises the following steps:

Introducing fluorine ions which have the function of closing the dental tubules into the teeth by adopting an ion introduction module so as to pretreat the teeth;

Wearing the mouth gag;

Coating an isolation resin for protecting gingiva along a gingival margin, and curing the isolation resin;

Uniformly coating the whitening gel on the outer surface of the teeth;

the tooth surface is irradiated by a tooth whitening light source.

Further, the step of introducing fluorine ions into the tooth to seal the tubule by using the ion introduction module comprises:

Adsorbing a fluorine ion-containing substance onto an adsorption member of a dental tray;

Placing the denture base subjected to adsorption treatment in the mouth, and enabling the adsorption part to be attached to the outer surface of the tooth;

Connecting a joint of a cable with a voltage output interface on the rack, connecting a second conductive piece of the cable with the adsorption component, and connecting a first conductive piece of the cable with the skin of a human body;

and starting the voltage output circuit to guide fluorine ions into the teeth under the action of electrophoresis.

further, the coating thickness of the whitening gel on the outer surface of the teeth is 1-3mm, and the isolation resin covers 1-3mm below the gingiva.

further, after the wearing the mouth gag, the mouth gag further comprises:

The face protecting tissue is laid on the face along the outer side of the mouth gag and fixed;

The teeth before whitening were colorimetric and recorded.

Further, after the step of irradiating the tooth surface with the tooth whitening light source, the method further includes:

After the illumination is finished, removing the isolation resin and whitening condensation on the teeth;

after rinsing the mouth with warm water, the whitened teeth were color-measured and recorded.

the invention has the beneficial effects that: the set of ion introduction module is arranged on the instrument, and fluoride ions are introduced into teeth through the ion introduction module before teeth whitening, and the fluoride ions have the effect of closing dental tubules, so that the tooth sensitivity is reduced, the ache feeling after teeth whitening is greatly reduced, in addition, the output current is gradually increased from 0 to a preset value (maximum value) after the tooth whitening is switched on by designing the voltage output circuit, the maximum current is prevented from being output at the moment of switching on a human body, the phenomenon that the human body does not have the numb feeling at the moment of switching on the ion introduction is ensured, and the tooth whitening experience feeling is improved.

Drawings

Fig. 1 is a perspective view of a tooth whitening apparatus in a first embodiment of the present invention;

FIG. 2 is an enlarged view taken at I in FIG. 1;

FIG. 3 is a partial perspective view of an iontophoresis module in a first embodiment of the present invention;

FIG. 4 is a perspective view of a dental tray in a first embodiment of the present invention;

FIG. 5 is a block diagram of a voltage output circuit according to a first embodiment of the present invention;

FIG. 6 is a block diagram of the front end circuit of FIG. 5;

FIG. 7 is a block diagram of the post-circuit of FIG. 5;

FIG. 8 is a graph showing a comparison of dentin surfaces before and after introduction of fluoride ions.

Fig. 9 is a flowchart illustrating a method of using the tooth whitening apparatus in accordance with the second embodiment of the present invention;

fig. 10 is a flowchart illustrating a method of using the tooth whitening apparatus according to the third embodiment of the present invention.

Description of the main element symbols:

Rack	10	tooth whitening light source	20
				ion introduction module	30	Sliding base	11
upright post	12	Balancing pole	13
				Balancing weight	131	voltage output circuit	31
cable with a flexible connection	32	Dental tray	33
				Electrode plate	34	voltage output interface	14
joint	321	First conductive member	322
				The second conductive member	323	adsorption component	331
Tooth occlusion groove	332	Clamping part	333
				front-end circuit	311	rear-end circuit	312
Optical coupler	3111

The following detailed description will further illustrate the invention in conjunction with the above-described figures.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Several embodiments of the invention are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element 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 terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 4, a tooth whitening apparatus according to a first embodiment of the present invention includes a frame 10, a tooth whitening light source 20 disposed on the frame 10, and an ion introduction module 30 for introducing fluorine ions into teeth by electrophoresis.

the rack 10 includes a sliding base 11, a column 12 disposed on the sliding base 11, and a balance bar 13 disposed on the top of the column 12, the middle portion of the balance bar 13 is hinged to the top of the column 12, and a balance weight 131 is disposed at one end of the balance bar 13, specifically, the balance weight 131 is disposed in an elliptical shape, so that the balance weight 131 has an attractive appearance. The tooth whitening light source 20 is hinged and fixed to the other end of the balance bar 13, so that the irradiation angle of the tooth whitening light source 20 can be freely adjusted as a whole.

Iontophoresis module 30 includes a voltage output circuit 31, a cable 32, a dental tray 33, and an electrode pad 34.

The voltage output circuit 31 is disposed inside the housing 10 for outputting the voltage for ion introduction, and the housing 10 is provided with a voltage output interface 14 for outputting the voltage output circuit 31. The voltage for iontophoresis is a human body safe voltage, preferably 8-20V, and most preferably 20V. In the embodiment, the voltage output interface 14 may be disposed on the column 12, but the arrangement position of the voltage output interface 14 is not unique, and in the specific implementation, the arrangement position may be appropriately adjusted according to the actual requirement.

In addition, the output current of the voltage output circuit 31 gradually increases from 0 to a predetermined value after it is turned on. Specifically, referring to fig. 5-7, the voltage output circuit 31 includes a front-end circuit 311, a rear-end circuit 312 and a transformer T1, wherein the front-end circuit 311 includes a first control chip CN1 and an optical coupler 3111; the rear circuit comprises a second control chip U1, an MOS tube Q2 and a triode Q1, wherein a signal output positive electrode pin 3 and a signal output negative electrode pin 4 of the first control chip CN1 are respectively and correspondingly electrically connected with a signal input positive electrode pin 4 and a signal input negative electrode pin 1 of the second control chip U1 through an optical coupler 3111, a control pin 6 of the second control chip U1 is connected with an S electrode of an MOS tube Q2, a G electrode of the MOS tube Q2 is grounded, a D electrode of the MOS tube Q2 is connected with a base electrode of the triode Q1, an emitter electrode of the triode Q1 is connected with a positive electrode (pin 2 in CN 1) of a voltage output interface 14, and a negative electrode (pin 1 in CN 1) of the voltage output interface 14 is grounded through a first resistor R12; the transformer T1 includes a primary coil and a secondary coil coupled to each other, the positive pole of the primary coil is connected to the voltage output pin 1 of the first control chip CN1, the negative pole of the primary coil is connected to the ground pin 2 of the first control chip CN1, and the positive pole of the secondary coil is connected to the collector of the transistor Q1.

In specific implementation, the voltage output circuit 31 may send a switch-on command to the first control chip CN1 by means of a physical switch, a remote control switch, a touch switch, etc. to control the voltage output circuit 31 to be switched on, after the switch-on command is switched on, the first control chip CN1 sends a pulse signal (PWM modulated wave) to the second control chip U1 through the optical coupler 3111 to turn on the MOS transistor Q2 by the second control chip U1, the MOS transistor Q2 turns on the transistor Q1 to be switched off, the input current of the voltage output interface 14 is 0, so that the output current is 0 at the moment of switch-on, and then the second control chip U1 controls the time of switch-off of the MOS transistor Q2 based on the pulse signal sent by the first control chip CN1 to further control the time of switch-on of the transistor Q1 to gradually increase the time of switch-on of the transistor Q1, the larger loop current of the transistor Q1 is the longer the on time is, so, and eventually settles to the predetermined value. The predetermined value may be any value between 0.2-0.4mA and the voltage output circuit 31 may also set a plurality of current input steps, such as both 0.35mA and 0.25 mA.

In addition, the voltage of the front-end circuit 311 is 24V, and is converted into 20V voltage by the transformer T1 and then input to the rear-end circuit 312, and in addition, the front-end circuit 311 and the rear-end circuit 312 are connected through an optical coupler and a transformer, and are isolated from each other, so that the safety of the rear-end circuit 312 is ensured.

In order to ensure the reliability of current regulation, the first resistor R12 is also connected in series with the voltage acquisition pin 8 of the second control chip U1, that is, the first resistor R12 is connected between the negative electrode of the voltage output interface 14 and the voltage acquisition pin 8 of the second control chip U1, so that the second control chip U1 monitors the voltage of the first resistor R12, thereby monitoring the loop current (i.e., the output current), thereby providing a basis for current regulation, and simultaneously, in order to ensure the accuracy of current monitoring, the first resistor R12 is also connected in parallel with an RC filter circuit, and the RC filter circuit includes the second resistor R13 and the capacitor C5 which are connected in series.

one end of the cable 32 is provided with a connector 321 which is matched and plugged with the voltage output interface 14, and the other end of the cable 32 is connected with a first conductive member 322 and a second conductive member 323. Specifically, the cable 32 may include a positive electrode wire, a negative electrode wire, and a protective layer covering the positive electrode wire and the negative electrode wire, the positive electrode wire and the negative electrode wire are separately disposed at an end away from the joint 321, the first conductive member 322 is connected to the positive electrode wire, and the second conductive member 323 is connected to the negative electrode wire. When the connector 321 is plugged into the voltage output interface 14, the first conductive member 322 is connected to the positive output terminal of the voltage output circuit 31 (i.e., the positive terminal of the voltage output interface 14), and the second conductive member 323 is connected to the negative output terminal of the voltage output circuit 31 (i.e., the negative terminal of the voltage output interface 14).

Wherein, the denture base 33 is provided with an adsorption component 332 for adsorbing the fluorine-containing ion, when in use, the adsorption component 332 is connected with the second conductive component 323, and after the adsorption component 332 sufficiently adsorbs the fluorine-containing ion, the adsorption component 332 has the conductive function. Specifically, the upper and lower sides of the tray 33 are provided with tooth engaging grooves 331 for engaging with the upper and lower teeth, an absorbing member 332 is provided in each tooth engaging groove 331, the absorbing member 332 is arranged according to the radian of the teeth, and the absorbing member 332 is arranged on the outer side, so that when the teeth are engaged in the tooth engaging grooves 331, the absorbing member 332 is attached to the outer surface of the teeth. The second conductive member 323 is an alligator clip, a clamping portion 333 for clamping the alligator clip extends outwards from the outer side of the dental tray 33, and at least a part of the suction member 332 extends onto the clamping portion 333, so that when the second conductive member 323 is clamped on the clamping portion 333, the second conductive member 323 is in contact connection with the upper suction member 332 and the lower suction member 332. In specific implementation, the tray 33 is preferably made of medical rubber or medical silica gel, the adsorption member 332 is preferably a sponge, and the fluorine-containing substance is preferably active fluorine ion water.

Wherein, the electrode slice 34 is connected with the first conductive piece 322, when in use, the electrode slice 34 can be pasted on the palm, the back of the hand and other human body parts, so that the electrode slice 34 directly contacts with the skin of the human body. In specific implementation, the first conductive member 322 may be a conductive button, a magnet, or the like, and is electrically connected to the electrode sheet 34 by a snap, a magnetic attraction, or the like. In some alternative embodiments of the present invention, the electrode sheet 34 may be omitted directly, and the first conductive member 322 may contact the human body directly, for example, the first conductive member 322 may be an alligator clip and be clipped on the finger.

the specific use process of the iontophoresis module 30 is as follows: firstly, active fluorine ion water is sprayed into the adsorption part 332, so that the adsorption part 332 fully adsorbs the active fluorine ion water, then the dental tray 33 is placed in the mouth, teeth are occluded in the tooth occlusion groove 331, the adsorption part 332 is attached to the outer surface of the teeth, then the connector 321 is inserted into the voltage output interface 14, the second conductive piece 323 is clamped on the clamping part 333 of the dental tray 33 and contacts the adsorption part 332, the electrode plate 34 is attached to the palm center and connected with the first conductive piece 322, the voltage output circuit 31 outputs 20V voltage for ion introduction through the voltage output interface 14, current flows into the human body after being sequentially conducted through the cable 32 and the electrode plate 34, and the current flows out of the adsorption part 332 and is conducted back to the voltage output circuit 31 through the cable 32 due to the conductive function of the adsorption part 332 after adsorbing negatively charged fluorine ions, thereby forming an ion introduction loop, it is known from electrophoresis that negatively charged fluorine ions move toward the positive electrode and penetrate into the dental tissue.

it should be noted that after penetrating into the tooth tissue, the fluorine ions combine with the calcium salt of the tooth tissue to form hard and acid-insoluble minerals, thereby blocking the tubules and reducing the sensitivity of the teeth. Referring to FIG. 8, which is a comparative graph showing the dentin surface before and after introduction of fluoride ions, it can be seen from the graph (left) showing the dentinal tubule openings on the dentin surface of a tooth sensitive patient are exposed significantly, and from the graph (right) showing the dentinal surface after introduction of fluoride ions, the tubule openings are effectively blocked.

In addition, it should be further described that the dental tray 33 can only make the fluorine ions smoothly permeate into the dental tissue by connecting the negative electrode, in order to prevent the negative electrode and the positive electrode of the connector 321 and the voltage output interface 14 from being inserted reversely, the connector 321 may be configured in the form of an earphone plug, or a fool-proof structure design may be provided between the connector 321 and the voltage output interface 14, and the fool-proof structure may be a protrusion and a slot respectively provided on the connector 321 and the voltage output interface 14, so as to prevent the connector 321 and the voltage output interface 14 from being inserted reversely by the snap-fit of the protrusion and the slot.

In some alternative embodiments of the present invention, the voltage output circuit 31 may be designed to be plugged, that is, the connector 321 is plugged to the voltage output interface 14, and the voltage output circuit 31 operates, or a corresponding physical switch may be provided to control the voltage output circuit 31 to switch, or the voltage output circuit 31 may be controlled to switch by a touch panel, a key panel, or a control panel combining touch and key.

To sum up, in the tooth whitening apparatus of the present embodiment, a set of ion introduction module 30 is disposed on the apparatus, and before tooth whitening, fluorine ions are introduced into teeth through the ion introduction module 30, and the fluorine ions have the effect of sealing tubules, so as to reduce tooth sensitivity, and greatly reduce the aching pain feeling after tooth whitening.

Referring to fig. 9, a method for using a tooth whitening apparatus according to a second embodiment of the present invention is shown, wherein the tooth whitening apparatus is the tooth whitening apparatus according to the first embodiment, and the method includes steps S11-S15.

and step S11, introducing fluorine ions which act to close the tubules into the teeth by adopting an ion introduction module so as to pretreat the teeth.

the pretreatment time for introducing fluorine ions into teeth can be controlled within 3-8 minutes, and can be adjusted according to the tooth sensitivity of different patients, preferably 5 minutes. Specifically, the step of introducing fluorine ions serving as a closed dental tubule into the tooth by using the ion introduction module may be specifically performed as follows, and the step of refining specifically includes:

Adsorbing a fluorine ion-containing substance onto an adsorption member of a dental tray;

Placing the denture base subjected to adsorption treatment in the mouth, and enabling the adsorption part to be attached to the outer surface of the tooth;

Connecting a joint of a cable with a voltage output interface on the rack, connecting a second conductive piece of the cable with the adsorption component, and connecting a first conductive piece of the cable with the skin of a human body;

And starting the voltage output circuit to guide fluorine ions into the teeth under the action of electrophoresis.

wherein, the fluorine ion-containing substance is preferably active fluorine ion water, the adsorption components on the upper and lower sides of the denture can be fully absorbed into the active fluorine ion water during adsorption, and the adsorption components on the upper and lower sides can be selected to be respectively poured into half bottles of active fluorine ion water. In addition, the above process of introducing fluorine ions into teeth by using the ion introduction module can refer to the corresponding contents in the first embodiment in detail, and will not be described herein again.

Step S12, wear the mouth gag.

Step S13, applying an isolation resin for protecting the gum along the gingival margin, and curing the isolation resin.

It should be noted that, when the isolation resin is coated, the coated isolation resin is required to cover the position 1-3mm below the gum, so that the isolation resin is coated on the whole gum, thereby preventing subsequent whitening and condensation from damaging the gum and playing a role in protecting the gum. In addition, in some alternative embodiments of the present invention, the release resin may be cured by photo-curing, air-curing, or the like.

And step S14, uniformly coating the whitening gel on the outer surface of the teeth.

Wherein the thickness of the whitening gel applied on the outer surface of the teeth is 1-3mm, and about 1-3 layers are applied. When in use, the whitening condensation is prevented from contacting skin and mucosa, if the whitening condensation contacts the skin or the mucosa, the whitening condensation is immediately removed and washed by water or wiped by a saturated wet cotton ball.

step S15, a tooth whitening light source is used to illuminate the tooth surface.

In summary, in the method for using the tooth whitening apparatus in this embodiment, a set of ion introduction module is arranged on the apparatus, and before whitening teeth, fluorine ions are introduced into the teeth through the ion introduction module, and the fluorine ions have the effect of closing the dental tubules, so that the sensitivity of the teeth is reduced, the ache feeling after whitening the teeth is greatly reduced, and the tooth whitening experience feeling is improved.

Referring to fig. 10, a method for using a tooth whitening apparatus according to a third embodiment of the present invention is shown, wherein the tooth whitening apparatus is the tooth whitening apparatus according to the first embodiment, and the method includes steps S21-S29.

And step S21, introducing fluorine ions which have the function of closing the tubules into the teeth by adopting an ion introduction module so as to pretreat the teeth, wherein the pretreatment time is 5 minutes.

And step S22, coating lip oil and wearing the mouth gag.

the lip oil is intended to prevent subsequent whitening condensation from contacting mucous membranes. In particular, lip oil may be applied to both the inner side of the lip and the uncovered portion of the barrier resin.

and step S23, the facial tissue protective towel is laid on the face along the outer side of the mouth gag and fixed.

Step S24, the teeth before whitening are colorimetric and recorded.

And S25, wearing goggles, coating isolation resin for protecting the gum along the gingival margin, covering the isolation resin to the position 1-3mm below the gum, and curing the isolation resin by using a light curing lamp.

step S26, uniformly coating the whitening gel on the outer surface of the teeth, wherein the coating thickness of the whitening gel is 1-3 mm.

and step S27, irradiating the surface of the tooth by using a tooth whitening light source, wherein the tooth whitening light source is perpendicular to the surface of the tooth by 90 degrees during illumination.

And step S28, after the illumination is finished, removing the isolation resin and the whitening condensation on the teeth.

When the whitening gel is used specifically, the cotton ball is adopted to remove the whitening gel, so that the cleaning with water is avoided, and the whitening gel is prevented from being swallowed in the mouth.

Step S29, after rinsing the mouth with warm water, the whitened teeth were subjected to color comparison and recorded.

when the tooth whitening strip is used specifically, the colorimetric card can be used for carrying out color comparison before and after whitening so as to show the tooth whitening effect to a user.

Referring to table 1 below, the influence of different tooth whitening methods on the sensory perception of the tooth whitener is listed:

TABLE 1

As can be seen from table 1, the tooth whitening apparatus and the use method thereof provided by the embodiment of the invention can better improve the somatosensory feeling of a tooth whitener, so that more people are willing to accept tooth whitening.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.