CN203276691U

CN203276691U - Dental practice model

Info

Publication number: CN203276691U
Application number: CN 201320090692
Authority: CN
Inventors: 岩崎晃幸; 川口伸和; 谷冈正行
Original assignee: Nissin Dental Products Inc
Current assignee: Nissin Dental Products Inc
Priority date: 2012-12-28
Filing date: 2013-02-27
Publication date: 2013-11-06
Anticipated expiration: 2023-02-27
Also published as: JP3182224U

Abstract

The utility model provides a dental practice model which can be used for repeated practice and can also be used for cases in need of superb technique. The dental practice model includes a structure for connecting more than two disease accessories imitating dental disease states. The disease accessories for imitating dental diseases can imitate impacted teeth and periodontal tissues thereof (impacted tooth extraction practice model), imitate teeth with focus at root apex and periodontal tissues thereof (root apex focus extraction practice model), imitate abscess at gingival and periodontal tissues thereof (apocenosis practice model) and imitate palate alveolar bone after loss of teeth (maxillary sinus elevation and phatnoma elevation practice model). The more than two disease accessories are arranged in a line or a ring.

Description

The dental training model

Technical field

The utility model relates to a kind of dental training model, and it has the structure that can repeat for the dental treatment practice at intraoral illness position.

Background technology

All the time, the kind according to dental training proposes a plurality of practice devices.Example patent documentation 1 described as follows discloses at cavity and forms the jaw model that uses in practice, and in addition, following patent documentation 2 discloses the jaw model that is suitable for based on the perforation practice of (implant) method of implantation.

Yet above-mentioned dental training is with in the situation of model, and only for once, therefore there is the problem that can't repeatedly need the exercise of high technology and implement for each case in the practice of being undertaken by a model.

Technical literature formerly

Patent documentation

Patent documentation 1: Japanese kokai publication hei 5-27675 communique

Patent documentation 2: Japan opens flat 6-25861 communique in fact

The utility model content

The utility model is completed in view of the above problems, and its purpose is to provide a kind of model that can repeat for the dental treatment practice at intraoral illness position.

Solution

The related dental training of the utility model is characterised in that with model, the illness accessory that imitates the state of intraoral illness connects more than two and forms, and repeatedly treats practice according to model of structure cause of the illness accessory that connects (link) a plurality of illness positions.

In addition, the utility model is used on the basis of model at the dental training with above-mentioned feature, it is characterized in that, described illness accessory imitates any situation in the alveolar bone of impacted tooth and perienchyma thereof, the imitation maxilla after apex radicis dentis has the abscess of the tooth of focus and perienchyma thereof, imitation gum section and perienchyma thereof, imitation loss of tooth, above-mentioned illness accessory be applicable to respectively impacted tooth exodontia practice, the practice of apex radicis dentis focus extraction, apocenosis practice, and the Maxillary Sinus alveolus promote practice.

The dental training of the present utility model that is applicable to impacted tooth exodontia practice is characterised in that with model, described illness accessory imitates impacted tooth and reaches tooth and the perienchyma thereof of adjacency with it, described impacted tooth is configured to impaction state or horizontal impaction state at the bone member that imitates alveolar bone, and this impacted tooth can be extracted by removing described bone member, perhaps, the crown by cutting apart described impacted tooth and tooth root and can extract.

In addition, the dental training of the present utility model that is applicable to the practice of apex radicis dentis focus extraction is characterised in that with model, described illness accessory imitates in tooth and the perienchyma thereof that apex radicis dentis has focus, the focus member that imitates the apex radicis dentis focus is arranged at the apex radicis dentis partial configuration of planting the artificial tooth that stands on the bone member that imitates alveolar bone, and this focus member is by removing described bone member or excising the tooth root end of described artificial tooth and can extract.

In addition, the dental training of the present utility model that is applicable to the apocenosis practice is characterised in that with model, described illness accessory imitates abscess and the perienchyma thereof of gum section, the gum member of part or all imitated gum of the side of the bone member of imitation alveolar bone covers, dispose in the gum section that is consisted of by described gum member filled liquid in inside bag as the abscess member that imitates abscess, described liquid dispose by incision described abscess member the position gum section or insert flow diverter and can discharge to this position.

In addition, the dental training of the present utility model that is applicable to Maxillary Sinus alveolus lifting practice is characterised in that with model, described illness accessory imitates the alveolar bone of the maxilla after loss of tooth, be formed with the blank part that imitates the maxilla hole at the bone member that imitates described alveolar bone, will imitate the overlay film member of maxilla hole mucous membrane at the internal face of described blank part and adhere into strippable state.

Dental training of the present utility model can be by plural illness accessory is configured in the structure that is bar-shaped on straight line with model, can be also the structure that is configured to round, and the outward appearance when being connected is not defined.In addition, the structure that dental training of the present utility model normally connects the illness accessory of a plurality of identical therapentic parts with model, but be not limited to this, it can be also the structure that the illness accessory that therapentic part is different connects, except the structure that the illness accessory that will imitate identical symptom connects, can be also will treatment the structure that connects of the different illness accessory of difficulty (for example, a plurality of illness accessories of the process that develops gradually of echosymptom).In the utility model, connect by constituting the illness accessory that the difficulty for the treatment of is different, can use the treatment practice of the operation method corresponding with intraoral situation.

The utility model effect

By using dental training model of the present utility model, even need the case of high technology also can repeat.

Description of drawings

Fig. 1 illustrates the dental training of the present utility model of the structure with the exodontia practice that is applicable to impacted tooth with the photo of the outward appearance of the preferred example of model (impacted tooth tooth extracting model).

Fig. 2 illustrates the dental training of the present utility model of the structure with the exodontia practice that is applicable to impacted tooth with the photo of the outward appearance of the preferred example of model (impacted tooth tooth extracting model).

Fig. 3 illustrates to have to be applicable to for the dental training of the present utility model of the structure of the practice of the apex radicis dentis focus photo with the outward appearance of the preferred example of model (apex radicis dentis focus model).

Fig. 4 illustrates to have to be applicable to for the dental training of the present utility model of the structure of the practice of the apex radicis dentis focus photo with the outward appearance of the preferred example of model (apex radicis dentis focus model).

Fig. 5 illustrates to have to be applicable to for the dental training of the present utility model of the structure of the practice of the abscess photo with the outward appearance of the preferred example of model (abscess model).

Fig. 6 illustrates to have to be applicable to for the dental training of the present utility model of the structure of the practice of the abscess photo with the outward appearance of the preferred example of model (abscess model).

Fig. 7 illustrates the photo that the dental training of the present utility model with the structure that is applicable to Maxillary Sinus alveolus lifting practice is used the outward appearance of the preferred example of model (Maxillary Sinus alveolus lift scheme).

Fig. 8 illustrates the photo that the dental training of the present utility model with the structure that is applicable to Maxillary Sinus alveolus lifting practice is used the outward appearance of the preferred example of model (Maxillary Sinus alveolus lift scheme).

Symbol description:

A illness accessory

1 impacted tooth

2 with the tooth of impacted tooth adjacency

3 bone members

4 artificial tooths

5 focus members

6 gum members

7 abscess members

8 bone members

9 blank parts

10 overlay film members

Embodiment

Below, accompanying drawing illustrates dental training of the present utility model with the preferred example of model, and the utility model is described.

Fig. 1, Fig. 2 illustrate the dental training of the present utility model of the structure with the exodontia practice that is applicable to impacted tooth with the outward appearance of the preferred example of model, and the photo when observing is from the side illustrated by Fig. 2, and the photo when observing from the top is illustrated by Fig. 1.

In the dental training of Fig. 1, Fig. 2 is used model, imitate impacted tooth 1 and be connected the illness accessory A of the tooth 2 of adjacency and perienchyma thereof and connect in the mode that is arranged with 5 on straight line, in each illness accessory A, impacted tooth (wisdom tooth) 1 is configured to the impaction state at the bone member 3 that imitates alveolar bone, and the tooth 2 of adjacency is planted vertical with normal state.And this impacted tooth 1 is removed and can be extracted by cutting bone member 3, perhaps, and the crown by cutting apart impacted tooth 1 and tooth root and can extract.

The dental training of Fig. 1, Fig. 2 has an exodontia of the wisdom tooth (wisdom tooth) that has been applicable to suppose inclination impaction state with model bone removes or the structure of practising is cut apart, extract to the crown tooth root, illness accessory A is connected with 5, therefore can carry out the exodontia practice of 5 impacted teeth.

Need to prove, this dental training preferably is made of the material with hardness identical with the alveolar bone of reality (such as epoxy etc.) with the bone member 3 of model, also preferably has the hardness identical with natural teeth at the impacted tooth 1 of these bone member 3 impactions.In addition, in order to reproduce actual intraoral state, can be also part or all the structure on gum member by the painted silicones system surface that covers bone member 3.At this moment, impacted tooth also can not exclusively be covered by described gum member, and a part is exposed from the gum member.

Fig. 3, Fig. 4 illustrate the dental training of the present utility model of the structure with the extraction practice that is applicable to the apex radicis dentis focus with the outward appearance of the preferred example of model, photo when (cheek side) observes denture from the outside is illustrated by Fig. 4, and the photo when observing denture from the inboard is illustrated by Fig. 3.

In the dental training of Fig. 3, Fig. 4 is used model, imitation has the tooth of focus and a perienchyma thereof in apex radicis dentis illness accessory A connects in the mode that is arranged with 5 on straight line, at each illness accessory A, apex radicis dentis partial configuration that plant the artificial tooth 4 that stands on the bone member 3 that imitates alveolar bone (in Fig. 3, Fig. 4, the artificial tooth of the centre in three artificial tooths), the focus member 5 that imitates the apex radicis dentis focus is arranged.This focus member 5 can extract by the tooth root end that bone member 3 is cut removal or excision artificial tooth 4 when practice.

The dental training of Fig. 3, Fig. 4 has the removal of the bone that has been applicable to suppose the apex radicis dentis focus with model or excision, the focus of tooth root end extracts the structure of practising, and illness accessory A is connected with 5, therefore can carry out 5 times for the practice of apex radicis dentis focus.

Need to prove, this dental training preferably is made of the material with hardness identical with the alveolar bone of reality (such as epoxy etc.) with the bone member 3 of model, plants the artificial tooth 4 that stands on this bone member 3 and also preferably has the hardness identical with natural teeth.In addition, as the formed body of the preferred painted silicones system of the focus member 5 of the apex radicis dentis part that is configured in artificial tooth 4.In addition, in order to reproduce actual intraoral state, can be also to utilize the gum member of painted silicones system to cover part or all the structure on the surface of bone member 3.

Fig. 5, Fig. 6 illustrate the dental training of the present utility model of the apocenosis of pus of the abscess that has been applicable to suppose gum section and the structure that flow diverter inserts practice with the outward appearance of the preferred example of model, photo when observing is from the side illustrated by Fig. 6, and the photo when observing from the top is illustrated by Fig. 5.

In the dental training of Fig. 5, Fig. 6 is used model, the abscess of imitation gum section and 6 illness accessory A of perienchyma thereof arrange and forming as one in the modes of 3 * 2 row, 5 teeth arrangement and the side of planting bone member 3 in vertical each illness accessory A, that imitate alveolar bone is covered by the gum member 6 that imitates gum, the gum section that is consisted of by gum member 6 dispose filled liquid (for example oil) in inside bag as the abscess member 7 that imitates abscess.In the situation that the illustrated model of this Fig. 5, Fig. 6, bone member 3 and 5 artificial tooths are integrally formed by synthetic resin (such as epoxy etc.), the gum member 6 of the state of the gum that expression is heaved laterally by burying abscess member 7 underground is shaped by painted silicones, and is arranged on the cheek side.

Need to prove, in the model of Fig. 5, Fig. 6, the size that is embedded in the abscess member 7 of gum section is, the abscess member of illness accessory that is positioned at central authorities and right side is larger than the abscess member of the illness accessory that is positioned at the left side, in the utility model, can reproduce intraoral various state.The size that changes the abscess member gets final product by the size of regulating bag and the amount that is filled in its inner liquid.

In the situation that the model of this Fig. 5, Fig. 6, can carry out discharging for 6 times the practice of pus, when practising, configured by incision abscess member 7 the position gum section or insert flow diverter (being used for discharging the guiding tube of pus) to this position and discharge the liquid that is filled in abscess member 7.

Fig. 7, Fig. 8 illustrate to have and are applicable to the Maxillary Sinus alveolus and promote the dental training of the present utility model of structure of practice with the outward appearance of the preferred example of model, photo when observing is from the side illustrated by Fig. 8, and the photo when observing the maxilla hole from the top is illustrated by Fig. 7.

In the dental training of Fig. 7, Fig. 8 is used model, the illness accessory A that imitates the alveolar bone of the maxilla after loss of tooth connects in the mode that is arranged with 4 on straight line, the bone member 8 of the imitation alveolar bone in each illness accessory A is formed with the blank part 9 that imitates the maxilla hole, the internal face of blank part 9 is covered by the overlay film member 10 that imitates maxilla hole mucous membrane (Schneider film), and this overlay film member 10 can be peeled off from bone member 8.The material of the bone member 8 in the utility model is preferably used foaming polyurethane resin, and the material of overlay film member 10 is preferably used silicones, and film thickness is preferably 0.1～1mm.

The Maxillary Sinus alveolus that carries out when the model that uses this Fig. 7, Fig. 8 in implanted treatment promotes when practising, at the bone member 8 of the insertion position of the implanting tooth opposite side perforating from blank part, overlay film member (the doubtful Schneider film) 10 that is configured in the internal face of blank part 9 peeled off and traction upward from bone member 8, fill white sand in consequent space, improve the position of bottom, maxilla hole, thereby guaranteed to insert as far as possible the thickness of the bone of implanting tooth.Need to prove, also the outside wall surface of the bone member of the position of implementing to perform the operation can be covered by the gum member, can carry out the practice that bone is bored a hole after cutting gum.

The dental training of Fig. 7, Fig. 8 has the structure that is applicable to above-mentioned Maxillary Sinus alveolus lifting practice with model, illness accessory A is connected with 4, therefore can carry out 4 Maxillary Sinus alveolus and promote practice.

Above, with reference to accompanying drawing, dental training of the present utility model is illustrated with model, but concrete structure is not limited to above-mentioned embodiment, also can carry out design alteration etc. in the scope that does not break away from purport of the present utility model.

as the dental training that uses dental training of the present utility model to carry out with model, for example, (implanting tooth imbeds to enumerate the practice of implantation tooth, the osteotome method, relief incision, GBR, superstructure is made, cut, the holostrome valve, immediately imbed, boring, the part layer valve, sew up, bone is transplanted, side window (lateral window), the ridge expansion), (extract is surveyed in the SRP practice, SRP), (the root pipe amplifies in the end practice, the root pipe is filled, the root pipe range is measured, the tooth root tip cut-off, the tooth marrow cuts off, pulp chamber is opened expansion, extirpation of pulp), (cavity forms to form practice, tooth platform tooth forms, the tooth platform is built, the stake karyomorphism becomes, recuperation forms), surgical practice (oseoplasty, periosteum stripping, fixing between tooth ligation jaw, sew up), (the bone protuberance is removed in the oral surgery practice, cut, the incision mucous membrane is peeled off, incision is peeled off, cut and sew up, purulence disease is cut), (tooth root cuts off the tooth rim surgery, gingivectomy, small band cuts off art, the regeneration guidance method, perforating (tunneling), the bifurcated orthopedic, swing operation, hollow Sao climbs art, the Of Free Graft Of Gingiva art), repair the practice (filling of packing material, softening ivory removes, the prevention filling, the resin filling), children's's practise (cut-out of life tooth marrow), exodontia (is replanted fixing, temporary fixed, difficult exodontia, common exodontia, the exodontia of impacted tooth), protect the gap device practice (making of removing property guarantor gap device, the making of hat ring, protect the making of gap device), (final prosthesis is made in the prosthesis practice, interim prosthesis is made, the making of restoration, prosthesis is made, veneer forms), and anesthesia practice (infiltration anesthesia, anesthesia) etc.

Embodiment

Embodiment 1: Fig. 1, dental training shown in Figure 2 are with the Production Example of model (impacted tooth tooth extracting model)

Thermocurable epoxy by will sell (Nippon Steel live aurification society system) pours into the counterdie of regulation, makes the bar-shaped formed body that connects 5 imitations forming as one planting that vertical wisdom tooth reaches that the position of the molar of adjacency with it has respectively the bone member of shape of alveolar bone of tooth hole section (osseous part with Fig. 1, shape shown in Figure 2).On the other hand, use identical Thermocurable epoxy as planting the tooth that stands on this formed body, reach the molar of adjacency with it thereby make respectively wisdom tooth.

And, each tooth hole section in 5 illness accessories of above-mentioned formed body uses bonding agent, wisdom tooth is configured and is bonded into inclination impaction state at the bone member, the tooth of adjacency planted with normal state vertical and bonding, thereby the dental training of having made Fig. 1, outward appearance shown in Figure 2 is with model (impacted tooth tooth extracting model).And then, in order to reproduce actual intraoral state, the silicones (silicon rubber of society of SHIN-ETSU HANTOTAI system) of selling carried out painted and uses, make the gum member that imitates intraoral gum section, and configure and be adhesively fixed in the mode on the surface that covers bone member and impacted tooth.

Thereby this dental training is applicable to cut the gum member of the position that disposes impacted tooth and bone member that epoxy system is removed in cutting with model and extracts practice at the impacted tooth of bone member impaction, also be applicable to cut apart crown and the also practice of extraction of tooth root of impacted tooth, can implement 5 above-mentioned practices.

Embodiment 2: Fig. 3, dental training shown in Figure 4 are with the Production Example of model (apex radicis dentis focus model)

Pour into the counterdie of regulation by Thermocurable epoxy that will be identical with embodiment 1, make and be connected with 5 imitations and planting the vertical position that 3 teeth are arranged and have respectively the formed body (osseous part with Fig. 3, shape shown in Figure 4) of illness accessory of shape of the alveolar bone of tooth hole section.At this moment, the apex radicis dentis part in the tooth hole section that is positioned at central authorities arranges the cavity in the mode that can configure the focus member that imitates the apex radicis dentis focus.On the other hand, use the Thermocurable epoxy identical with embodiment 1 to make and plant the artificial tooth that stands on this formed body, the painted silicones by will be identical with embodiment 1 injects the type of regulation and makes it solidify to make globular focus member.

And at the above-mentioned focus member of cavity configuration of the apex radicis dentis part of the tooth hole of the central authorities that are arranged on each illness accessory that is positioned at above-mentioned formed body section, above-mentioned artificial tooth is inserted in the position above it, and is fixed by bonding agent.In addition, the artificial tooth that is configured in both sides in the mode that this artificial tooth is clipped in the middle is also fixed by bonding agent, thereby the dental training of shop drawings 3, outward appearance shown in Figure 4 is with model (apex radicis dentis focus model).And then, in order to reproduce actual intraoral state, make the silicones of the sale identical with embodiment 1 paintedly and imitate the gum member of intraoral gum section, configure and be adhesively fixed in the mode on the surface that covers the bone member.

This dental training is applicable to cut the gum member with model and removes the practice that near the apex radicis dentis focus section that is positioned at its downside bone member extracts the focus member or extracts the focus member by the tooth root end of excision artificial tooth by cutting, can implement 5 above-mentioned practices.

Embodiment 3: Fig. 5, dental training shown in Figure 6 are with the Production Example of model (abscess model)

Pour into the counterdie of regulation by Thermocurable epoxy that will be identical with embodiment 1, make and be connected with 6 (3 * 2 row) and imitate the bone member of the shape of planting the vertical alveolar bone that 5 artificial tooths are arranged and the formed body of forming as one (osseous part with Fig. 5, shape shown in Figure 6).At this moment, the cheek side at above-mentioned bone member is provided with for the recess that configures the abscess member.

On the other hand, as the abscess member, make 6 bags that are filled with in inside with the plastic sheeting system of the oil of heaving suitable amount of the abscess of gum section, and bury this abscess member underground, silicones to the sale identical with embodiment 1 is painted, makes the gum member of gum section of the cheek side of 6 states that imitate the gum that expression heaves laterally because of abscess.

And, above-mentioned gum member is configured and is fixed on the cheek side of bone member in the mode that disposes above-mentioned abscess member in the recess that is arranged on each bone member, make the dental training of the present utility model model (abscess model) of outward appearance shown in Figure 3.

This dental training with model be applicable to by incision dispose the abscess member the position gum section or insert flow diverter to this position and the liquid that will be filled in the inside of abscess member is discharged and practice that the gum member is sewed up, can implement 6 above-mentioned practices, can pass through to change the gum member and Reusability.

Embodiment 4: Fig. 7, dental training shown in Figure 8 are with the Production Example of model (Maxillary Sinus alveolus lift scheme)

The foaming polyurethane resin (Japan rubber industry society system) of selling is poured into the counterdie of regulation, and make its foamed solidification, form to imitate the blank part in maxilla hole, the bone member of making the alveolar bone that imitates the maxilla after loss of tooth is to be arranged with 4 and the formed body that connects (osseous part with Fig. 7, shape shown in Figure 8) on straight line.

And, blank part to this bone member is pasted silicones masking (society of the SHIN-ETSU HANTOTAI system of selling, thickness is 0.2mm), the dental training of making Fig. 7 of the structure that internal face with blank part covers by the overlay film member (silicones masking) that imitates the Schneider film, outward appearance shown in Figure 8 is with model (Maxillary Sinus alveolus lift scheme).And then, painted and make the gum member that imitates intraoral gum section to the silicones of the sale identical with embodiment 1 in order to reproduce actual intraoral state, configure and be adhesively fixed in the mode of the outer wall surface that covers the bone member.

This dental training with model be applicable to the bone member punching to the position of insert implanting tooth, the overlay film member that will be configured in the internal face of blank part is peeled off and traction and fill bone to consequent space and mend underfill material, imbed the Maxillary Sinus alveolus of implanting tooth and promote practice upward from the bone member, can implement 4 above-mentioned practices.

Embodiment 5: the tooth rim illness is practised repeatedly with the Production Example of model

Pour into the counterdie of regulation by Thermocurable epoxy that will be identical with embodiment 1, make and be connected with 5 imitations and have respectively the bone member of shape of alveolar bone of tooth hole section and the formed body of forming as one planting vertical position dentulous.At this moment, the bone member is the shape corresponding with the case of tooth rim illness.

On the other hand, using after identical Thermocurable epoxy makes artificial tooth, to and gum between boundary portion near give artificial tooth stone, use bonding agent and plant vertical fixing in each tooth hole section.And, in order to reproduce actual intraoral state, make the silicones of the sale identical with embodiment 1 paintedly and imitate the gum member of intraoral gum section, configure and be adhesively fixed in the mode on the surface that covers the bone member.

This dental training model is for root planing, convergent-divergent, the practice of removing the operation method (cutting stitching, bone correction, gum extraction etc.) of the tooth rim surgery of odontolith, can implement 5 above-mentioned practices.

Industrial utilizability

Dental training model of the present utility model is the structure that the illness accessory of connection state of the intraoral illness of imitation more than two forms, even therefore need the treatment practice of high technology also can implement repeatedly, be very useful for the lifting technical ability that realizes the practitioner.In addition, this model is fairly simple structure, therefore can to make at a low price, also be suitable for mass production.

Claims

1. a dental training model, is characterized in that,

Described dental training connects with model the illness accessory that imitates the state of intraoral illness more than two and forms.

2. dental training model according to claim 1, is characterized in that,

Described illness accessory is the accessory that imitates impacted tooth and perienchyma thereof, imitate any the accessory in the accessory of alveolar bone of the maxilla after apex radicis dentis has the accessory of the accessory of the tooth of focus and perienchyma thereof, the abscess of imitating gum section and perienchyma thereof and imitates loss of tooth.

3. dental training model according to claim 1, is characterized in that,

Described illness accessory imitates impacted tooth and tooth and the perienchyma thereof of adjacency with it, described impacted tooth is configured to impaction state or horizontal impaction state in imitating the bone member of alveolar bone, this impacted tooth can be extracted by removing described bone member or the crown by cutting apart described impacted tooth and tooth root and can extract.

4. dental training model according to claim 1, is characterized in that,

Described illness accessory imitates in tooth and the perienchyma thereof that apex radicis dentis has focus, the focus member that imitates the apex radicis dentis focus is arranged planting the apex radicis dentis partial configuration that stands on the artificial tooth on the bone member that imitates alveolar bone, this focus member is by removing described bone member or excising the tooth root end of described artificial tooth and can extract.

5. dental training model according to claim 1, is characterized in that,

Described illness accessory imitates abscess and the perienchyma thereof of gum section, the gum member of part or all imitated gum of the side of the bone member of imitation alveolar bone covers, dispose in the gum section that is consisted of by described gum member filled liquid in inside bag as the abscess member that imitates abscess, the gum section of the position of described liquid by will dispose described abscess member cuts or inserts flow diverter and can discharge to this position.

6. dental training model according to claim 1, is characterized in that,

Described illness accessory imitates the alveolar bone of the maxilla after loss of tooth, is formed with the blank part that imitates the maxilla hole at the bone member that imitates described alveolar bone, will imitate the overlay film member of maxilla hole mucous membrane at the internal face of described blank part and adhere into strippable state.