54 results about "Wisdom tooth" patented technology

A stem cell which is obtainable from the non-embryonic tissue isolated from the dental follicle of tooth or wisdom tooth which are able to differentiate into a periodontal ligament like membrane structure.

A screw tap type device for loosening or extracting a wisdom tooth is provided. The device comprises a screw tap with a plurality of longitudinal cavities in the external screw thread, creating cutting teeth which create a strong frictional grip with a rough dentine wall of a previously drilled tapered tunnel of a wisdom tooth. A user can then twist the device to exert axial bodily dislocating force for easy loosening or extraction of the wisdom tooth.

The invention relates to a method for isolating non-embryonic stem cells from a tissue that is located in immediate vicinity of immature, developing teeth or wisdom teeth. The invention further relates to non-embryonic stem cells derived from said tissue. The method according to the invention utilises a living soft tissue residing underneath the dental papilla 12 in immediate vicinity of the apical side of a developing tooth, which is clearly distinguished from other tooth tissue, such as dental papilla 12 or follicle. The pad-like tissue 16 can only be detected in a defined, specific developmental stage in an early phase of root formation. That is, identifying and separating the pad-like tissue 16 is only possible from the appearance of the bony alveolar fundus to the end of the formation of the root of the tooth.

A medical implant comprising in combination a synthetic, biological, or autologous matrix (or scaffold) and pluripotent stem cells derived from human teeth. Stem cells are harvested from the dental pulp of extracted wisdom teeth. After the stem cells are removed, the hard tooth is ground into a base material for the manufacture of a porous matrix bone into which the stem cells can be added. Additionally, soft tissue from the harvested tooth may be used as a carrier scaffold for soft tissue applications such as meniscal or cartilage repair.

The invention provides a health-care toothpaste which can prevent and cure oral diseases including periodontitis, oral ulcer and wisdom tooth. The invention has multiple functions and good curative effects, and can improve oral internal environment, make the teeth stronger and the gum healthier, and protect the gum, improve microcirculation, give off anions and prevent and kill bacteria. The health-care toothpaste of the invention contains the following materials biological extract, paste and super-thin micro biochemical mixture which can improve human microcirculation; the weight proportions of the above components are respectively 0.99%-1.99%, 98%-99% and 0.005%-0.01%. The biological extract contains aloe and propolis and the weight proportions of the aloe and propolis are respectively 0%-100% and 0%-100%.

The invention relates to a Chinese medicine preparation for nursing a patient with a toothache and a preparation method of the Chinese medicine preparation. Raw materials for preparing the effective components of the Chinese medicine preparation comprise radix angelicae, climbing nightshade fruits, Japanese plum roots, sunflower disks, cephalanthera falcata, solanum torvum, pratt mountainash root-bark, clinopodium megalanthum, wild ginger, chickweed, alpinia japonica, beautiful phyllodium twig and leaves, apiaries, kusnezoff aconite leaves, humifuse euphorbia herbs and capparis acutifolia. The Chinese medicine preparation is pure, is prepared by utilizing a modern advanced medicine preparing technology, has the effects of clearing away heat and toxic materials, achieving sterilization, diminishing inflammation, expelling wind-evil and achieving detumescence, has a good treatment effect on decayed teeth, pulpitis, periodontitis, the acute pericoronitis of wisdom teeth and the toothache caused by the ache of the whole body, is safe and free of toxic and side effects, and can achieve the effect of treating the primary and the secondary aspects at the same time of the toothache.

The invention discloses antibacterial and anti-inflammatory mouthwash and a preparation method thereof. A main effective component of the mouthwash is a traditional Chinese medicinal extract. The Chinese medicinal extract is prepared from the following raw materials in parts by weight: 25 to 30 parts of rose flower, 4 to 8 parts of flower and root of rosa multiflora, 15 to 20 parts of honeysuckle flower, 6 to 12 parts of herba houttuyniae, 8 to 13 parts of fructus forsythia, 3 to 6 parts of all grass of tagetes patula L, 2 to 4 parts of fructus toosendan, 6 to 8 parts of cortex magnoliae officinalis, 10 to 15 parts of Chinese gall, 4 to 6 parts of roughhaired holly root, 6 to 8 parts of rhizoma polygoni cuspidati, 8 to 12 parts of radix bupleuri, 28 to 35 parts of fresh green lemon, 7 to 10 parts of radix paeoniae alba, 8 to 12 parts of eucalyptus globules and 6 to 9 parts of prepared liquorice root. The mouthwash can realize antibacterial and anti-inflammatory effects while teeth are cleaned in a mouth rinsing process; the mouthwash has the efficacy of effectively inhibiting pathogenic bacteria in an oral cavity from breeding, preventing and treating diseases such as pericoronitis of the wisdom tooth, and preventing serious systemic complications caused by oral diseases such as bacteremia and septicemia.

The invention discloses a wisdom tooth pulling robot. A main body of the robot is composed of a lap-joint rack, an anesthesia part, a tooth elevating part, a homeostasis part, a tooth pulling part andthe like, wherein the anesthesia part comprises an anesthesia connector, a crossed hanging rod, an injector and the like; the tooth elevating part comprises an elevating connector, a rotary push seat, an elevating head and the like; the homeostasis part comprises a homeostasis connector, a homeostasis seat, an elevating head and the like; and the tooth pulling part comprises a transmission shell,a transmission inner box, a claw shell and the like. When the robot is used, a person lies on a lying chair, with mouth biting a biting block, then gum of a wisdom tooth part can be anesthetized by virtue of the anesthesia part, the wisdom tooth is elevated to get loose by virtue of the tooth elevating part and the wisdom tooth is pulled out by virtue of the tooth pulling part, and a wound undergoes anesthesia in a pressing mode by virtue of a cotton ball which is clamped by the anesthesia part.

The invention discloses a multiwheel toothbrush, which comprises a handle part and a brush part, wherein the brush part is provided with two side guard plates; more than two groups of brushes are arranged between the guard plates; each group of brushes consist of a plurality of brush rings; ratchet rings are arranged among the brush rings; and the brush rings and the ratchet rings are stringed into a whole through inner and outer hollow cylinders, and are fixed to the brush part through central pins. Therefore, the multiwheel toothbrush is favorable for cleaning wisdom teeth, and can achieve the effect of cleaning and protecting teeth in multiple levels.

The invention discloses an oral cavity curved image wisdom tooth segmentation method based on YOLO and U-Net, and the method comprises the steps: 1, carrying out the image preprocessing of an oral cavity curved image, carrying out the position labeling of wisdom teeth in the preprocessed image, obtaining a position label, and dividing a training set and a test set; 2, training a YOLO model by using the image and the position label, setting a confidence coefficient threshold value of a spatial position, and obtaining spatial position information of the wisdom tooth; 3, carrying out slicing processing based on the spatial position information of the wisdom teeth, preprocessing all obtained slices containing the wisdom teeth, and carrying out pixel-level category labeling on the slices of the training set after preprocessing; and 4, training a U-Net model through the slice images and the position labels of the training set, setting a confidence coefficient threshold value of a pixel category, carrying out binaryzation, obtaining pixel-level classification information of the wisdom teeth, and completing wisdom tooth segmentation. The method achieves the wisdom tooth segmentation of the oral cavity curved image through two stages, effectively improves the positioning precision of the wisdom tooth, reduces the calculation cost of the wisdom tooth segmentation, and improves the speed and precision of the wisdom tooth segmentation of the oral cavity curved image.

The invention discloses a soft cleaning device for oral cavity after tooth extraction. The soft cleaning device comprises a main body, wherein a mouth rinsing cavity with a rightward opening is formedin the main body, a mouth rinsing device is arranged in the mouth rinsing cavity, a massage cavity with an upward opening is formed in the upper side of the mouth rinsing cavity, and a filter screenfor preventing foreign matter from entering is fixedly mounted at the opening in the upper side of the massage cavity. According to the soft cleaning device, water can be injected into the oral cavity, then the inner part of the oral cavity can be cleaned through the mouth rinsing device, turbid water with food residues can be drained in the cleaning process, therefore, the mouth rinsing quality is improved, the human oral cavity does not need to move, the risk of wisdom tooth wound tearing is reduced, the oral cavity palate and part of teeth can be relaxed and massaged, the oral cavity palateis impacted through water flow at a certain speed, the water injection effect can be achieved, the oral cavity can be massaged, and the comfort degree of a user is improved.

This invention discloses an orthodontics adjusting bracket changing the traditional orthodontics logical thinking. The orthodontics adjusting bracket can reduce the chance for removing teeth, decrease the sequelae of removing wisdom teeth, avoid temporomandibular joint-pain-dysfunction syndrome and cheeks depressed, extend lifetime of dental formula, and lower down the social security expenditure. This invention can fundamentally improve dental engagement to avoid the secondary injury of traditional orthodontics treatment and improve the loading of social security expenditure. According to this invention, the difficult mission of correcting wisdom teeth in traditional orthodontics treatment will become easily and smoothly.

The invention relates to a preparing and mounting method for a dental stent capable of raising an alveolar ridge. According to the preparing and mounting method disclosed by the invention, a tooth naturally falling owing to the periodontal disease of a patent or a third molar, namely a wisdom tooth or other tooth removed in need of therapy is subjected to demineralization treatment, is prepared into a dental stent material which has certain thickness, width and length according to the amplitude of local bone mass, and is planted into a plantation area, so that an implant has a favorable retention effect. The preparing and mounting method disclosed by the invention has the beneficial effects that tissue transplantation against alveolar bone deficiency in an agomphosis area can be obtained by carrying out moderate demineralization and shaping on an autologous and non-functional tooth body so as to substitute drawing and transplanting of a traditional sacrificial functional autogenous bone to raise the alveolar ridge, and thus an optimal treatment effect can be achieved.

The invention discloses a method for realizing digitized molding of an autogenous tooth transplantation accessory. The method comprises the following steps: after obtaining a jaw bone model by using a CT scanner, obtaining a resinous material jaw bone corresponding to the jaw bone model through 3D printing, and obtaining a metallic titanium mesh retention guide plate corresponding to a metallic titanium mesh retention guide plate model through the 3D printing. In the printing process, a regional frame selection command of a user, which is on the jaw bone model, can be received as well so as to correspondingly generate a relevant guide plate model. According to the method, utilizing autogenous teeth such as a wisdom tooth to transplant is realized, the resinous material jaw bone, an intraoral ring incision guide plate and the metallic titanium mesh retention guide plate are quickly obtained through digitized design so as to assist in the transplantation of the autogenous teeth, and the method can be more conveniently used by the user in the operation process.

The invention discloses a vibration dentarpage which comprises a pair of dental forceps and a vibrator fixed on the pair of dental forceps, wherein the pair of dental forceps comprises a forceps headand a forceps handle; the vibrator is sequentially divided into a vibration device for fixing and vibrating teeth and a power device provided with a motor by a partition; the vibration device comprises vibration element arranged on the two sides of the teeth and a power element connecting the vibration elements on the two sides; the vibration elements comprise vibration plates clung to the teeth,springs fixed with the vibration plates and push plates; one side of each push plate is fixed with the forceps head; the other side of each push plate is fixed with each spring; the power element comprises an extension cylinder connecting the vibration elements on the two sides, a vibration block located in the extension cylinder, and a driving rod connecting the vibration block and the power block; the power device comprises a transmission device; one end of the transmission device is connected with the motor; and the other end of the transmission device connected with the power block. The dentarpage loosens tooth roots by reciprocated impacting of dental crowns, and therefore reduces wisdom tooth and decayed tooth removal difficulty.

The invention belongs to the technical field of pharmaceuticals, and particularly relates to a drug for treating acute wisdom tooth pericoronal abscess. The drug is composed, by weight, 4-6 parts of Fructus livistonae chinensis, 4-6 parts of Herba lysionti, 4-6 parts of Herba pimpinellae, 4-6 parts of Pentasachme caudatum, 4-6 parts of Arisaema sikokianum franch, 4-6 parts of nude pronephrium rhizome, 4-6 parts of water fennel, 4-6 parts of root of perny germander, 4-6 parts of Lespedeza pilosa and 4-6 parts of Coreopsis lanceolata. Various medicinal herbs are combined to function in clearing heat for detoxification, activating blood to reduce swelling, regulating qi to remove stagnation and dispersing stasis to stop pain, and total effective rate is 100% when the drug is used for treating acute wisdom tooth pericoronal abscess.

The invention discloses a wisdom tooth pulling robot. A main body of the robot is composed of a lap-joint rack, an anesthesia part, a tooth elevating part, a homeostasis part, a tooth pulling part andthe like, wherein the anesthesia part comprises an anesthesia connector, a crossed hanging rod, an injector and the like; the tooth elevating part comprises an elevating connector, a rotary push seat, an elevating head and the like; the homeostasis part comprises a homeostasis connector, a homeostasis seat, an elevating head and the like; and the tooth pulling part comprises a transmission shell,a transmission inner box, a claw shell and the like. When the robot is used, a person lies on a lying chair, with mouth biting a biting block, then gum of a wisdom tooth part can be anesthetized by virtue of the anesthesia part, the wisdom tooth is elevated to get loose by virtue of the tooth elevating part and the wisdom tooth is pulled out by virtue of the tooth pulling part, and a wound undergoes anesthesia in a pressing mode by virtue of a cotton ball which is clamped by the anesthesia part.

The invention provides a wisdom tooth recognition and classification method based on a deep learning network, and relates to the technical field of wisdom tooth image processing, and the method comprises the steps: S1, obtaining a panoramic X image, constructing an image data set, carrying out the preprocessing, marking wisdom teeth, and obtaining a position label; s2, dividing the processed and labeled data set, and constructing and training a Yolov5 network model; s3, inputting an image into the model, identifying a wisdom tooth region and segmenting the wisdom tooth region to obtain a local wisdom tooth feature map; s4, marking the dental crown surface of the wisdom tooth according to the local wisdom tooth feature map to obtain a marking point set of the dental crown surface; and S5, carrying out linear regression on the marking point set, calculating the direction of the tooth axis, and carrying out classification according to a set threshold value. According to the invention, wisdom tooth recognition is realized through the Yolov5 and Resnet18 network models, the recognition efficiency and accuracy are improved, and the tooth growth direction is obtained while wisdom tooth recognition is carried out.

The invention relates to a wisdom tooth pulling oral cavity protection device which is characterized in that the wisdom tooth pulling oral cavity protection device comprises a middle shielding body which comprises an upper blocking part and a lower blocking part, one end of the upper blocking part is connected with one end of the lower blocking part, an opening is formed between the other end of the upper blocking part and the other end of the lower blocking part, and the middle shielding body is used for being placed in the oral cavity of a patient; the opening faces the direction away from the throat; the connecting steel wire is arranged on the middle shielding body, and the two ends of the connecting steel wire extend out of the two opposite sides of the middle shielding body respectively; the two side shielding parts comprise a left shielding part and a right shielding part, the left shielding part and the right shielding part are located on the two opposite sides of the middle shielding body respectively, and the left shielding part and the right shielding part are connected with the two ends of the connecting steel wire respectively; and the universal holder is connected with the middle shielding body and is used for adjusting the size of the opening, so that the oral cavity soft tissue protection range of the device is large enough, and the protection area can be flexibly adjusted to adapt to extraction of different wisdom teeth at the upper part, the lower part, the left part and the right part.

The invention relates to a Chinese medicine preparation for nursing a patient with a toothache and a preparation method of the Chinese medicine preparation. Raw materials for preparing the effective components of the Chinese medicine preparation comprise radix angelicae, climbing nightshade fruits, Japanese plum roots, sunflower disks, cephalanthera falcata, solanum torvum, pratt mountainash root-bark, clinopodium megalanthum, wild ginger, chickweed, alpinia japonica, beautiful phyllodium twig and leaves, apiaries, kusnezoff aconite leaves, humifuse euphorbia herbs and capparis acutifolia. The Chinese medicine preparation is pure, is prepared by utilizing a modern advanced medicine preparing technology, has the effects of clearing away heat and toxic materials, achieving sterilization, diminishing inflammation, expelling wind-evil and achieving detumescence, has a good treatment effect on decayed teeth, pulpitis, periodontitis, the acute pericoronitis of wisdom teeth and the toothache caused by the ache of the whole body, is safe and free of toxic and side effects, and can achieve the effect of treating the primary and the secondary aspects at the same time of the toothache.

The invention discloses a method for automatically evaluating the alveolar nerve injury risk under a medical image, and the method comprises the following steps: obtaining a training set which comprises a CBCT image and a curved surface tomography image; judging the contact relationship between the mandibular impacted wisdom teeth of the CBCT image and the inferior alveolar neural tube; expanding the training set image in a data enhancement mode; obtaining a multi-resolution target detection model; training a multi-resolution target detection model to predict image positions of mandibular impacted wisdom teeth and inferior alveolar neural tubes; and using a non-maximum suppression algorithm to solve the final positions of the mandibular impacted wisdom teeth and the inferior alveolar neural tube and the contact relation between the two. According to the method, the specific positions of the wisdom teeth and the neural tubes in the curved surface tomography image can be automatically judged, meanwhile, the contact relation between the wisdom teeth and the neural tubes is predicted, and the workload and consumed time of manual positioning of an oral and maxillofacial department doctor are effectively reduced.

The embodiment of the invention provides an impacted wisdom tooth removal model for teaching. The impacted wisdom tooth removal model comprises an oral maxillofacial region structure, a fixed adapter,an oral opening and closing control structure and consumables, the oral maxillofacial region structure comprises an upper jawbone and a lower jawbone, the rear end of the upper jawbone is rotatably connected with the rear end of the lower jawbone, a lower tooth set is arranged on the lower jawbone, and an upper tooth set is arranged at the bottom of the upper jawbone; the oral cavity opening andclosing control structure is movably connected with the mandible; the fixed adapter is fixedly connected with the oral maxillofacial region structure; the consumables comprise a mucous membrane layer,mandible impacted wisdom teeth, mandible first molar teeth and mandible second molar teeth, the impacted wisdom tooth removal model for teaching provided by the embodiment of the invention is used for physician training projects, after training is completed, the consumables can be replaced by screwing bolts, and convenience and quickness are achieved; the consumables are made of simulation materials, bones and teeth of the surgical operation consumables are close to the hardness of real tissues, the simulation effect is good, and the teaching quality of impacted wisdom tooth extraction can beeffectively improved.

The invention discloses a teeth picking device for a gap between wisdom teeth. The teeth picking device comprises a first expansion link and a second expansion link, which are in sliding connection, wherein two ends are formed in the connected first expansion link and second expansion link; the end part of the first expansion link is fixedly connected with a grab handle; the end part of the second expansion link is articulated with a teeth picking rod; a teeth picking head is arranged at the end part of the teeth picking rod; a miniature LED (light-emitting diode) lamp and a miniature camera are also fixedly arranged on the teeth picking rod; the outside of the first expansion link is fixedly connected with an ultra-thin display screen; and a battery is arranged in the first expansion link. According to the teeth picking device, food residues in the gap between the wisdom teeth are effectively removed; and fragile gum tissues are not damaged in the process of removing the food residues.

The invention relates to a preservation device, in particular to a dental wisdom tooth postoperative preservation device. The invention aims at solving the technical problem of providing the dental wisdom tooth postoperative preservation device capable of soaking wisdom teeth at regular time. According to the technical scheme, the dental wisdom tooth postoperative preservation device comprises a connecting frame, an inclined panel, a fixing plate and the like, the inclined panel is arranged between the middle of the inner wall of the front side and the middle of the inner wall of the rear side of the inner bottom wall of the connecting frame, and the fixing plate is arranged on the upper portion of the inner wall of the rear side of the connecting frame. By rotating the rotary button, wisdom teeth can be cleaned, the wisdom teeth can slide into the rotary pipe through the hollowed-out plate to be disinfected, the wisdom teeth can be soaked at regular time through the timing table, and the wisdom tooth cleaning efficiency is improved.

The invention relates to the field of teeth, and discloses a wisdom tooth pain relief device in the oral cavity, which includes a support plate, and a first guide groove and a second guide groove are opened on the support plate, and the inside of the first guide groove and the second guide groove The slide is fitted with a slide rod, the lower end of the slide rod is fixedly installed with a sleeve, the upper side of the slide rod is threaded with a nut, the middle part of the right side of the support plate is fixedly mounted with a coil spring, and the inner sleeve of the coil spring is Bolts are connected, a slide plate is fixedly installed on the upper end of the coil spring, a placement plate is fixedly installed on the left side of the slide plate, a protective layer is pasted on the upper side of the placement plate, and a rubber sheet is pasted on the lower surface of the support plate. The purpose of the present invention is to solve the problem that the existing method is to extract the wisdom teeth, which is more painful and easy to breed bacteria. protection, thereby reducing the user's pain.

The invention relates to a special dental elevator for pulling out a maxillary high embedded impacted tooth, and relates to the field of alveolar surgery auxiliary instruments. The dental elevator comprises a body, and the body comprises an elevator handle, an elevator rod and an elevator blade which are sequentially connected. The elevator rod comprises a body, a first bent part and a second bentpart which are sequentially connected, wherein the body is connected with the elevator handle, the elevator blade is connected with the second bent part, and the body comprises a first end and a second end which are opposite to each other. The first bent part is bent to the first end, and the first angle between the first bent part and the axis of the elevator handle is 145-155 degrees. The second bent part is bent to the second end, and the second angle between the second bent part and the axis of the elevator handle is 25-35 degrees. When an alveolar surgery doctor uses the dental elevatorto pull out the maxillary high embedded impacted tooth, blocking of adjacent teeth on the impacted tooth is ingeniously avoided during maxillary wisdom teeth pulling due to the design of the first angle and the second angle, the elevator blade can be wedged into the mesial part of the tooth, the mouth corner of a patient is not excessively pulled, and the dental elevator is more comfortable and safer to use.

A multi-purpose molar lift oral insertion and double level panorama form designed bristle brush tilter provides a thorough oral cleaning for dental and gums. The new invention is a small mechanism apparatus designed for a person with health challenges and advanced pace everyday life.This new invention designed to help and evolve it's usage for hospital bound, preoperational, concrete operational, formal operational stages. This present invention is also designed to prevent over waste plastics going in marine ocean animals and landfills. The new invention's waste is its replaceable disposable double level panorama form designed bristle brush.The new invention's main feature part is called the molar gap tilt lift platform. This main feature on the new invention sets in the area where a person's molar lies in the mouth. A typical oral dental jaw anatomy has its molar area in the jaw pattern. The 2nd molar are label as 2, 15, 31,18 set and the last 3rd molar are label as 1, 16, 32, 17 which also call the wisdom teeth. This present new invention will not perform and work without the designed feature call the molar gap tilt lift platform.The molar gap tilt lift platform feature is the main important designed to cause a gap or space between to upper and bottom jaw. Then new invention's molar gap tilt lift platform is set in its area between the upper, lower molar. And last the whole oral insertion fully enclosed in mouth. The pivot axle part along with its attached double level bristle brush can parallel on its swivel from the rotate shaft pin by oscillate or maneuver left side to right side or up and down just a touch of the fingertip.

The invention discloses a guide assembly for a recovery process in department of dentistry, and particularly relates to the field of dentistry. The guide assembly comprises fixing mechanisms for wisdom tooth restoration, wherein a support type alveolar simulation mechanism is in clamping connection to the top of each fixing mechanism for wisdom tooth restoration, and the fixing mechanisms for wisdom tooth restoration and the adjacent support type alveolar simulation mechanisms are arranged in a one-to-one correspondence manner; connecting and fixing mechanisms for multi-body alveolar simulation are fixedly mounted on two sides of each fixing mechanism for wisdom tooth restoration; and each fixing mechanism for the wisdom tooth restoration comprises a first wisdom tooth recovery outer ringfixing clamping cover. According to the invention, the fixing mechanisms for wisdom tooth restoration and the support type alveolar simulation mechanisms are arranged, and a quick-mounting bevel insertion connection section is inserted into the inner cavity of the corresponding transverse limiting insertion strip, so that a permeable alveolar simulation support plate is supported at the top of each overhead wisdom tooth restoration connection side plate, and a protective cover can be formed for wisdom teeth. The convenience of periodontal tissue protection of wisdom teeth is relatively improved.

The invention discloses a wisdom tooth growth state auxiliary detection system based on artificial intelligence, and relates to the technical field of artificial intelligence. The system comprises: an image acquisition module used for acquiring a wisdom tooth area target image; the tooth processing module that is used for acquiring a first central point position of a target tooth pit and fissure and a second central point position of a corresponding target gingiva, and determining a tooth vector according to the first central point position and the second central point position; the wisdom tooth influence analysis module that is used for determining a vector included angle between the first tooth vector and the second tooth vector and an area ratio of the second area to the first area; and the wisdom tooth influence judgment module that is used for judging the growth state of the target wisdom tooth according to the vector included angle, the area proportion and the growth state of the wisdom tooth. Therefore, the growth direction and the growth degree of the wisdom tooth can be judged according to the second molar, then the growth state of the wisdom tooth is comprehensively judged in combination with the growth direction and the growth degree of the wisdom tooth, the detection efficiency is high, and the judgment result is accurate.