224 results about "Tooth brushing" patented technology

The invention relates to the technical field of oral care, in particular to a staggered electric toothbrush capable of realizing a Pasteur tooth brushing method, which comprises a replaceable cleaning module and a handle module. The brush head is designed to be in a U shape, outer bristles and inner bristles are clustered, and the bristles are driven to move in a staggered mode through the left transmission rod and the right transmission rod, so that horizontal vibration brushing is achieved. Compared with the prior art, the toothbrush can more effectively clean tooth slits and subgingival areas, reduces gingival injury, is suitable for sensitive people to use, and improves the comfort level. And the cleaning module can be easily replaced, so that the maintenance is simple and convenient.

Tooth brushing monitoring system is disclosed that includes a toothbrush with sensors and a base station. The sensors record data regarding the quality, quantity and location of brushing and the system can analyze the data to provide feedback on the quality of brushing. This feedback provides motivation for users to increase their brushing habits, leading to a decrease in plaque, tooth decay and gingivitis.

The embodiment of the utility model provides an electric toothbrush head and an electric toothbrush. The electric toothbrush head comprises a rod body, a brush body connected with the rod body, bristles and a first wrapping piece. The brush body comprises a bristle planting part, the bristle planting part comprises a bristle planting surface, and bristle planting holes are formed in the bristle planting surface. And the bristles are arranged in the bristle planting holes and extend out of the bristle planting surface. The first wrapping piece wraps the whole area of the side portion of the peripheral wall of the rod body, and the hardness of the first wrapping piece is smaller than that of the rod body. According to the electric toothbrush head and the electric toothbrush, the first wrapping piece wraps the whole area of the side portion of the peripheral wall of the rod body, the hardness of the first wrapping piece is smaller than that of the rod body, in other words, the material of the first wrapping piece is soft, and elastic deformation is easier to occur compared with the rod body, and therefore when a user changes the tooth brushing position, the tooth brushing effect is better, and the user experience is improved. The first wrapping piece can play a good role in vibration buffering, the rod body is prevented from directly colliding with the oral cavity, and therefore the oral cavity of a user can be effectively protected.

The invention discloses composite yolk immunoglobulin antibody toothpaste and a preparation method thereof, and the toothpaste comprises the following components in percentage by mass: 0.01-1.0% of yolk immunoglobulin; 10-70% of a humectant; 0.01%-0.5% of an acid-base buffer agent; 0.01%-0.5% of a taste improver; 0.1%-3% of a thickening agent; 5-50% of a friction agent; 0.1-5% of a foaming agent; 0.01%-0.5% of an appearance improver; 0.1 to 2.0 percent of essence; and the balance of water. Wherein the egg yolk immune globulin is a composite specific egg yolk antibody for resisting porphyromonas gingivalis, fusobacterium nucleatum and prevotella intermedia. Starting from three key pathogenic bacteria causing periodontal diseases, the egg yolk composite antibody resisting porphyromonas gingivalis and having specificity of fusobacterium nucleatum and prevotella intermedius is added into a toothpaste formula, and the effects of inhibiting bacteria, preventing and relieving oral inflammation, repairing gingiva and the like are achieved in a tooth brushing mode.

To provide a toothbrushing auxiliary server, a toothbrushing auxiliary device, a toothbrushing auxiliary system and a toothbrushing auxiliary program for increasing interest in toothbrushing.SOLUTION: A toothbrush module 89 attached to a toothbrush 7 comprises a sensor 81 for detecting a physical quantity regarding a toothbrushing action of a plurality of users 9, and a radio transmission unit 82 for transmitting a radio signal indicating a physical quantity detected by the sensor 81. A toothbrushing auxiliary device 1 comprises a score calculation unit 111 for calculating a score regarding a toothbrushing action based on the physical quantity regarding the toothbrushing action of the plurality of users 9, and a ranking output unit 113 for outputting the ranking of each user determined based on the score. The toothbrushing auxiliary server 2 comprises a score acquisition unit 211 for acquiring a score regarding a toothbrushing action based on the physical quantity regarding the toothbrushing action of the plurality of users 9, and a ranking determination unit 212 for determining the ranking of each user 9 on the basis of the score.SELECTED DRAWING: Figure 2

This invention relates to an electric toothbrush and its brushing start method, comprising a housing, a motor assembly, a brush head, and a sensor. The motor assembly is installed within the housing. The sensor includes a fixed section, a deformation section, and a connecting section. The fixed section is fixed relative to the housing, and the connecting section is fixed to one end of the motor assembly. An output rod is provided at the other end of the motor assembly, and the brush head is mounted on the output rod. The brush head and motor assembly are connected to form a lever arm, transmitting the pressure applied to the brush head to the deformation section, causing it to deform. A sensor is installed on the deformation section to detect the deformation, and the sensor is electrically connected to the motor assembly. The electric toothbrush and brushing start method of this application can accurately detect the pressure applied to the brush head and use the detected pressure value to control the start and stop of the motor.

The present invention discloses a U-shaped electric toothbrush and a method for brushing teeth. The toothbrush comprises a handle and a motor rotating shaft extending out of the handle, an inner cam and an outer cam are fixedly installed on the motor rotating shaft, an inner brush sheet is inserted at a position adjacent to the inner cam on the motor rotating shaft, and an outer brush sheet is inserted at a position adjacent to the outer cam, a base body inserted on the motor rotating shaft is sandwiched between the inner and outer brush sheets, and bristles are installed on the opposite surfaces of the inner and outer brush sheets, the inner cam is embedded in the inner brush sheet and can drive the inner brush sheet to slide back and forth along the base, the outer cam is embedded in the outer brush sheet and can drive the outer brush sheet to slide back and forth along the base, and the inner cam and the outer cam are also respectively matched with the inner brush sheet and the outer brush sheet, so that the inner brush sheet and the outer brush sheet can slide back and forth along the motor rotating shaft together with the base. In the U-shaped electric toothbrush and the method for brushing teeth disclosed by the present invention, the cam can drive the brush sheet to slide back and forth, and can also make the brush sheet slide back and forth, thereby realizing orthogonal brushing with upper and lower front and back superposition, and the brushing effect is better.

1. Name of the designed product: toothbrush. 2. Use of the designed product: for oral cleaning, tooth brushing. 3. Design points of the designed product: in the shape of the product. 4. Picture or photo that best shows the design points: Design 1, perspective view 1. 5. Design 1 is designated as the basic design.

The invention relates to the technical field of electric toothbrushes, and discloses an overpressure detection method and device and an electric toothbrush, and the method comprises the steps: obtaining a wake-up pressure value of a pressure sensor at a wake-up moment when it is determined that the electric toothbrush enters a wake-up mode; when it is determined that the electric toothbrush enters the tooth brushing function mode, the starting pressure value of the pressure sensor at the tooth brushing function starting moment is obtained; determining a current pressure reference value based on the wake-up pressure value, the start-up pressure value and a previous pressure reference value corresponding to the previous tooth brushing; and acquiring a real-time pressure value by using a pressure sensor, and determining an overpressure detection result based on the real-time pressure value, the current pressure reference value, the wake-up pressure value and a preset pressure threshold value. According to the scheme, the problems that in the using process of the pressure sensor, the pressure reference value of the pressure sensor drifts along with changes of time or environmental conditions, the target pressure value is inaccurate due to the fact that the pressure reference value is inaccurate, and tooth protection is not facilitated are solved.

The utility model provides a shaft stress detection device for a servo motor of a sweeping vibration type electric toothbrush and the electric toothbrush using the shaft stress detection device. The shaft stress detection device comprises a servo motor module; the steel sheet is used for transmitting stress of the motor shaft; and a strain sensor chip. After the motor shaft is stressed, the motor shaft and the servo motor module generate displacement, and the displacement is synchronously transmitted to the first conduction part, so that the second conduction part generates elastic deformation detected by the sensor chip. According to the utility model, the L-shaped steel sheet is configured as a force transmission structure, the force transmission path of motor shaft stress detection is optimized, and the force applied to the toothbrush in the tooth brushing process is transmitted to the micro-deformation strain sensor for intelligently controlling the tooth brushing force.

The invention relates to an oral cavity cleaning influence factor analysis platform which comprises a mounting base, an action simulation mechanism and a tooth mold mounting mechanism, the action simulation mechanism comprises a first moving assembly and a rotating assembly, the first moving assembly is connected to the mounting base, the rotating assembly is used for mounting a cleaning part, and the tooth mold mounting mechanism is used for mounting a tooth mold. The tooth mold comprises a base and a plurality of tooth parts, the first moving assembly drives the rotating assembly and the cleaning part to move in a reciprocating mode, the rotating assembly drives the cleaning part to rotate relative to the tooth parts in the cleaning process, and the surface of the tooth mold is cleaned through the cleaning part. Comprising a base and a plurality of tooth parts can simulate gingiva and teeth of a human body more truly, automation of an action simulation mechanism is easy to achieve, tooth brushing actions can be simulated more truly, factors such as cleaning strength, speed and time can be controlled conveniently, various factors influencing oral cavity cleaning efficiency can be adjusted conveniently, and the oral cavity cleaning efficiency can be improved. Effect quantities of the influence factors are obtained, and clearer guidance is provided for users or designers.

The utility model belongs to the technical field of household electronic products, and particularly relates to a tooth brushing reminder which comprises a shell, an electronic display module is embedded in the wall body of the shell, a voice module and a control module are arranged in the shell, a hanging frame is hung in the shell, the front end of the hanging frame extends out of the shell, and the front end of the hanging frame is connected with the electronic display module. A containing groove used for containing a toothbrush is formed between the front ends of the two hanging frames, a first conducting strip is arranged at the rear end of each hanging frame, a second conducting strip is arranged at the position, corresponding to the lower portion of the first conducting strip, of the shell, the first conducting strip and the second conducting strip are connected with the positive electrode and the negative electrode of the control module respectively, and the hanging frames are rotationally connected with the shell. When the toothbrush is inserted into the containing groove, the front end of the hanging frame descends, the rear end of the hanging frame tilts so that the first conducting strip can not make contact with the second conducting strip, and when the toothbrush is taken out of the containing groove, the front end of the hanging frame resets, and the rear end of the hanging frame descends so that the first conducting strip can make contact with the second conducting strip. The toothbrush has the advantage that the toothbrush can be automatically started when a child brushes teeth.

The application provides a one-dimensional heterojunction mechanoluminescence material, a preparation method and application thereof, and relates to the technical field of preparation of the mechanoluminescence material. 2+ A ZnO / ZnS:Mn heterojunction structure with clear interfaces and built-in electric fields is constructed in the material 2+ . The material prepared by the above method can be driven by the piezoelectric effect and the built-in electric field of the heterojunction under mechanical stress, so that carrier separation and radiation recombination are efficiently driven, and thus the mechanoluminescence is enhanced. After the above material is coupled with a photosensitizer, the photosensitizer can be directly activated by the light generated by daily mechanical stimulation such as tooth brushing, so that the "mechanical-light-chemical" tooth whitening without external power supply is realized.

A method and apparatus for controlling a toothbrush (100), a toothbrush (100), and a computer-readable storage medium. The toothbrush (100) comprises a brush head (110) and a handle (120). A motor is arranged in the handle (120). The motor comprises a rotor (130). The method comprises: acquiring oral health data and / or real-time tooth brushing data (S210); determining, according to the oral health data and / or the real-time tooth brushing data, a target motion range corresponding to the rotor of the motor (S220); and controlling the rotor to perform reciprocating motion in a circumferential direction within the target motion range so as to drive the brush head to perform a tooth brushing operation (S230).

The invention relates to an electric toothbrush (1) comprising an electric motor and a tooth brushing member (3) connected to said electric motor which is rotated by said electric motor, characterized in that said electric toothbrush (1) comprises a device for measuring an electrical quantity representative of the contact pressure between said brushing member (3) and said teeth, and a processing unit connected to said measuring device for issuing a first warning signal when the value of said electrical quantity measured by said measuring device is greater than a predefined threshold value. The invention also relates to an oral hygiene appliance.

The invention relates to the technical field of electric toothbrushes, and provides a data analysis system, method and device and a storage medium. According to the system, the current toothbrush head data of the toothbrush head and the current tooth brushing data of a target object using the toothbrush head to clean teeth are stored in the toothbrush head of the electric toothbrush, so that other electric toothbrush handles can read the data stored in the toothbrush head conveniently, and the toothbrush head use condition of the toothbrush head of the electric toothbrush and the tooth brushing use condition of the target object are known; the brush handle of the electric toothbrush reads related data stored in the brush head of the electric toothbrush, then uploads current brush head data, current tooth brushing data of a target object and historical tooth brushing data recorded by the target object to a server through a client connected with the brush handle of the electric toothbrush, and the current brush head data, the current tooth brushing data and the historical tooth brushing data recorded by the target object are analyzed and processed. The data analysis report capable of reflecting the tooth brushing habit of the target object and the toothbrush use report capable of reflecting the toothbrush use condition are obtained, the target object is helped to know the tooth brushing habit of the target object, bad tooth brushing habits are corrected, and better use experience is obtained.

The utility model relates to the technical field of oral care, in particular to an oral care brush which comprises a care brush body, a gap cleaning assembly used for cleaning blockages in tooth gaps during oral care is arranged on the care brush body, and the care brush body comprises a brush handle and a replaceable brush head. Bristles for oral care are connected to the outer wall of one side above the brush head, tongue fur cleaning salient points for cleaning oral tongue fur are uniformly arranged on the outer wall of the other side, far away from the bristles, of the brush head, and a mounting groove is formed in the bottom of one end, far away from the bristles, of the brush head; according to the oral care brush, due to the design of the multifunctional oral care brush, the oral care brush not only can conduct conventional tooth brushing actions, but also can conduct special cleaning on tooth gaps and tongue coating, and the oral care efficiency and effect are improved. Meanwhile, due to the replaceable brush head and the gap cleaning assembly easy to operate and replace, the practicability and convenience of the product are improved.

The invention, which relates to the technical field of medical information data, discloses an AI interaction system for oral science popularization, comprising a multi-modal sensing unit, an AI analysis engine, a knowledge graph matching unit and an AR interaction feedback unit. According to the method, the AI analysis engine is used for deeply analyzing the real oral image and the tooth brushing action of the user, and dynamic weighting of the knowledge graph is combined, so that accurate matching of science popularization content with the actual focus, the wrong action and the subjective requirement of the user is ensured, the knowledge transmission effectiveness is greatly improved, and the user experience is improved based on the graded medical knowledge base. The system can automatically adjust the weight according to the health influence degree of the oral cavity problem, preferentially present high-risk lesion early warning, and convert abstract medical knowledge into a visual real-time visual instruction by using an AR virtual-real overlapping technology, so that a user can obtain an action correction suggestion based on pixel-level alignment in the tooth brushing process, and the user experience is improved. Through fusion of voice interaction and AR interaction, the threshold of common people for understanding professional medical knowledge is reduced.

The invention relates to the field of false teeth, in particular to a false tooth packaging box which comprises a bottom box, a box cover, a locking assembly and the like. The bottom box is rotationally connected with a rotating ring; the rotating ring is connected with a box cover; a locking assembly used for locking the rotating ring and the box cover is connected between the rotating ring and the box cover. According to the false tooth cleaning device, after a false tooth is fixed in the packaging box, clean water enters the packaging box from the top leakage net, the box cover is rotated while an inner brush, an outer brush and the false tooth are washed, so that the inner brush and the outer brush correspondingly brush the inner side and the outer side of the false tooth back and forth, brushed sundries are taken out of the packaging box by the clean water from the bottom leakage net, and the false tooth is cleaned; the false tooth brushing device is simple to operate, comprehensive in brushing range and more suitable for old people to clean and store false teeth.

The invention discloses an oral care composition with antibacterial and senile dementia prevention effects, which comprises the following raw materials: berberis poiretii schneid extract and folium eriobotryae extract, and the dosage ratio of the berberis poiretii schneid extract to the folium eriobotryae extract is (10: 1)-(1: 10). The berberis poiretii schneid extract and the folium eriobotryae extract in a proper proportion are selected to be compounded and combined, it is found that the obtained composition has the effect of preventing senile dementia and also has the effects of synergistic interaction, bacteriostasis and oral ulcer prevention and treatment, and the bacteriostatic effect is far better than that of single berberis poiretii schneid extract; on the basis, a series of oral care products with marketization potential are developed, and the oral care products are safe and free of side effects, so that middle-aged and elderly people can clean gingiva, prevent and treat oral ulcer and prevent or delay senile dementia in daily oral care behaviors such as tooth brushing and mouth rinsing, and the oral care products are safe and free of side effects. The product is an excellent daily necessity beneficial to the public for early prevention of senile dementia, and has a considerable application prospect.

The invention relates to the technical field of disinfection cups, and discloses an ultraviolet disinfection cup which comprises a disinfection cup body with a containing cavity and a cup cover, a through opening is formed in the closed end of the disinfection cup body, and the cup cover and the disinfection cup body are combined in a sealed mode through the ultrasonic welding technology to jointly define a mounting cavity. A coil, a power source, a control assembly, a reflection component and a transparent component are sequentially arranged in the mounting cavity, a disinfection lamp is mounted on the side, close to the reflection component, of the control assembly, a through hole corresponding to the disinfection lamp is formed in the middle of the reflection component, and the transparent component is arranged in the opening and connected in a sealed mode. The disinfection cup body is inversely buckled on the corresponding base to form the disinfection cavity, electric energy is supplied by the power supply, and the disinfection lamp is used for disinfecting and sterilizing the electric toothbrush placed in the disinfection cavity, so that the disinfection cup body not only can be used as a tooth brushing and tooth rinsing cup, but also can be used as a disinfection tool of the electric toothbrush.

Provided is a toothbrush adapted to provide an indication of historic brushing performance of a user. In particular, an oral surface of the user engaged by the cleaning element of the toothbrush by a location sensor. A feedback component integrated with the toothbrush then provides an indicator of stored historic brushing performance values corresponding to the oral surface engaged by the cleaning element. In this way, feedback regarding previous tooth brushing sessions may be conveyed to the user without the need for an external display. Moreover, this also reduces the chance of confusion by a user regarding the identification of oral surfaces that may require a change in brushing behavior.

The invention discloses a plant matrix cleaning polymer as well as a preparation method and application thereof. The plant matrix cleaning polymer is prepared from plant matrix bundles with 4-5 different diameters of 1 mm, 0.7 mm, 0.5 mm, 0.3 mm, 0.1 mm, 0.07 mm, 0.05 mm, 0.03 mm and 0.01 mm. The plant matrix cleaning polymer is prepared from plant matrix bundles with 4-5 different diameters of 1 mm, 0.7 mm, 0.5 mm, 0.3 mm, 0.1 mm, 0.07 mm, 0.05 mm, 0.03 mm and 0.01 mm. According to the invention, a plant active matrix polymerization action substance is used as a friction substance and is scientifically combined with a toothpaste medicine formula, so that the dual effects of natural active medicines and chemical medicines are exerted, and the convenient functions of self-cleaning and maintaining the oral cavity and teeth of a human body are achieved; the tooth cleaning effect can be achieved by cleaning the oral cavity through the oral muscle and the tongue and in the chewing process, a new method of brushing teeth through a toothbrush is replaced, the troubles of time consumption and inconvenience brought by the tooth brushing process are avoided, and the operation process of cleaning the oral cavity by means of external force in life of people is solved.

The invention relates to tooth brushes, and has as its primary object the provision of a tooth brush which insures that substantially all of the surfaces of the teeth will be brushed and cleansed simultaneously. The present invention relates to a toothbrush with three heads that are able to be connected to a handle in such a way that they have the ability to clean independently of one another. This toothbrush also allows for the transfer of energy associated with motion to the brush heads. The invention still retains the benefits of multi-headed tooth brushing by allowing for teeth to be cleaned in a fraction of the time required to clean teeth while utilizing traditional single brush head methods, while avoiding the requirement for a user to perform a back and forth motion user dexterity and the pinching of mouth bodies typically associated with multi-headed toothbrushes. The multi head toothbrush optimized for dimension and shape of brush heads, height and position of bunch of bristles protruded from the respective brush heads to create optimized cavity to accommodate tooth from 360-degrees at one point of time.

The invention discloses a special cleaning agent used in cooperation with tooth brushing and a preparation method thereof, and belongs to the field of tooth cleaning. The toothpaste is prepared from the following components in an equal amount of deionized water: 8.8.6 to 17.8 percent of a surfactant, 5.3 to 11.1 percent of a sterilizing agent, 2.4 to 9.7 percent of an enzyme preparation, 3.6 to 7.9 percent of an anti-allergic agent, 2.3 to 6.7 percent of a flavoring agent, 1.3 to 5.9 percent of a thickening agent, 14.2 to 28.9 percent of a humectant, 3.7 to 4.8 percent of a radix scutellariae extract, 1.3 to 5.6 percent of a coloring agent, 3.5 to 11.5 percent of essence, 0.2 to 0.9 percent of vitamin, 1.5 to 4.9 percent of a foaming agent and 1.5 to 9.9 percent of an emulsifying agent. The special cleaning agent for tooth brushing and the preparation method thereof have the beneficial effects that the special cleaning agent for tooth brushing and the preparation method thereof are provided.

The present invention describes a method for a U-shaped teeth brush device having a conformable shape adjusting U-shaped teethbrush module and one or more individual tooth brushes coupled to the power drive mechanism, each brush having a sensor, piezoelectric crystal and transducer and each tooth brush having a block anchor coupled to the power drive, under smart controls, an electronic control system for sensing individual tooth pressure and controlling motor transmission of vibration to prior positioned brushes, whereby a users unique mouth features can be accounted for by adjusting U-shape distal ends to fit through the users mouth and align with users teeth arch for programmatically brushing more than one tooth simultaneously.

The invention discloses a control method of an electric toothbrush and the electric toothbrush, and relates to the technical field of electric toothbrushes. The control method of the electric toothbrush comprises the following steps: step S10, acquiring current effective tooth brushing times in an adaptive phase mode; s20, based on the effective tooth brushing times, the brush head is controlled to operate at the corresponding vibration frequency and / or vibration intensity, and when the duration of single tooth brushing reaches the preset effective tooth brushing duration, one is added to the effective tooth brushing times; wherein the corresponding vibration frequency and / or vibration intensity are / is gradually increased along with the increase of the effective tooth brushing times. And S30, after the effective tooth brushing times reach the preset effective tooth brushing times, exiting the adaptation period mode. According to the electric toothbrush, the vibration frequency and / or the vibration intensity are / is gradually enhanced for cleaning, and the technical problem that an existing electric toothbrush adopts the fixed vibration frequency and intensity for cleaning, so that a user feels uncomfortable in use is solved.

The invention relates to the field of toothbrushes, and discloses a toothbrush for brushing teeth by driving bristles to rotate through handle movement, the toothbrush comprises the bristles, one end of the bristles is fixedly connected to the outer surface of the outer wall of a long cross rod, and the outer surfaces of the two ends of the long cross rod are movably connected with large gears. Rotary cleaning is achieved through linkage of a long transverse rod and a large gear, stable movement of the long transverse rod is guaranteed through a fixing plate and a rod hole, a bottom plate provides meshing space for a small gear through a gear groove, sliding holes of a first fixing block and a second fixing block guide a sliding handle to move linearly, and handle sliding is converted into gear rotation through a transverse toothed rod and a toothed plate. The limiting block prevents the sliding handle from being separated from the sliding hole, the tooth brushing effect that the handle reciprocates to drive the bristles to rotate bidirectionally is finally achieved, through the arranged bottom plate, self-adaption to tooth contours is facilitated, occlusion pressure and gingival stimulation are reduced, comfortable use experience is provided, and the bottom plate is made of soft silica gel materials.

The invention relates to the technical field of electric toothbrushes, and particularly discloses a detachable electric toothbrush which comprises a handle, a slide way is formed in the handle, a slide switch is slidably mounted in the slide way, a connecting pipe is mounted at one end of the handle, and a first protection part is mounted at the end, away from the handle, of the connecting pipe. A battery is arranged at the end, away from the connecting pipe, in the handle, a rotating motor is arranged at the end, close to the connecting pipe, of the battery in the handle, and the output end of the rotating motor is away from the battery and connected with a speed reducer. By arranging the brush head and the second protection piece, when teeth need to be cleaned, the brush head is aligned with the teeth, the tooth brushing operation can be completed, the second protection piece can prevent toothpaste foam from splashing when the device is used, the use convenience of the device is improved, the tooth brushing speed of a user can be increased through the operation mode, and the user experience is improved. The tooth brushing time of a user is saved, and the tooth brushing speed and comfort during use are improved.

The utility model discloses a brush head of an electric toothbrush and the electric toothbrush, and the brush head comprises a brush plate assembly which comprises a brush plate and bristles, the brush plate is provided with a bristle planting area, and the bristles are fixed in the bristle planting area; the brush rod assembly comprises a brush rod and a soft rubber part, the brush rod comprises a first connecting end and a second connecting end which are opposite, the first connecting end is used for being connected with a driving assembly of the electric toothbrush, the second connecting end is provided with a first adaptive area and a second adaptive area, and the side, away from the bristle planting area, of the brush plate is fixedly connected to the first adaptive area; the second adaptive area is an area, except the first adaptive area, of the second connecting end; wherein the soft rubber piece at least covers a target area in the second adaptive area, and the target area is an area, coinciding with the projection of the brush plate in the direction perpendicular to the first adaptive area, in the back area of the brush rod. The brush head provided by the utility model has a relatively good buffering and damping effect, so that the user experience of a user in a tooth brushing process is improved.