CN102568286A - Gingiva assembly for dental model - Google Patents
Gingiva assembly for dental model Download PDFInfo
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- CN102568286A CN102568286A CN2010105784106A CN201010578410A CN102568286A CN 102568286 A CN102568286 A CN 102568286A CN 2010105784106 A CN2010105784106 A CN 2010105784106A CN 201010578410 A CN201010578410 A CN 201010578410A CN 102568286 A CN102568286 A CN 102568286A
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Abstract
The invention discloses a gingiva assembly for dental model. The assembly comprises model teeth having tooth crown parts and tooth root parts, model gingiva having insert through-holes, and model dentition having insert holes, wherein the model gingiva is detachably and fixedly arranged above the model dentition, and has its insert through-holes communicated with the insert holes; the tooth root parts of model teeth are detachably and fixedly inserted in the insert through-holes of model gingiva and the insert holes of model dentition; the tooth crown parts of model teeth are stopped on the outer side of the upper end of the model gingiva; the model gingiva is made of an elastic material; and seal ring shaped gaps are formed between the inner side walls of the insert through-holes of the model gingiva and the outer side walls of the tooth root parts of the model teeth. With the invention, the simulation training of measurement of pocket depth using pocket probe provides the same sense as actual measurement of pocket depth. The invention satisfies requirements of practical training for measuring the depth of the pocket between tooth and gingival, and has the advantages of stable structure, low manufacturing cost, and convenient use.
Description
Technical field
The present invention relates to a kind of tooth section model, particularly a kind of tooth section model is used the gum external member.
Background technology
Tooth section model is used for the field training of main tooth section treatment all the time, and tooth section model possesses following formation: contain the teeth model 10 of crown portion 11 and tooth root 12, band inserts the model denture 20 in cave and the model gum 30 of band patchhole; Model gum 30 outside imitation gingival surface shapes; Its inner upper shape with model denture 20 is identical substantially, and the inside of model gum 30 and model denture 20 top relative is close together; Patchhole is connected with inserting between the cave; When tooth root 12 was entrenched in model denture 20 and the model gum 30, crown portion 11 was ended at model gum 30 outside cards, protruded from the patchhole top.In recent years as a ring of periodontitis treatment, need tooth section model to meet to be used to measure the requirement of field training of the degree of depth of the oral pocket that forms between tooth and gum.But existing tooth section model is close to because of model gum 30 and model denture 20 each other, so can't form enough spaces 40 on the oral pocket.Therefore, this type of tooth section model is not useable for measuring the field training of depth of pocket.Following tooth section model occurred to this situation: model denture 20 is a part that is cut in the part of model gum 30 1 sides protuberance.Therefore, the top of model denture 20 and model gum 30 depart from, and have formed space 40 between model denture 20, model gum 30 and the tooth root 12.During use, at first the front end of pocket probe P is placed on the linking part of model gum 30 and teeth model 10.Under this state, pocket probe P is inserted downwards, near model gum 30 archings model gum 30 and tooth root 12 connecting parts, pocket probe P is introduced in 40 li in space.Then, the pocket probe P that is incorporated into 40 li in space continues to insert downwards, arrives the top of model denture 20 up to the front end of pocket probe P.Read the scale of pocket probe P side, measure the degree of depth in space 40.But there is following problem in this structure: the first, and the front end that is incorporated into the pocket probe P in 40 li in space can be run into the top of model denture 20.Be generally the shape that keeps model denture 20, this part can adopt the material of nonelastic distortion.So the front end of pocket probe P can be run into the model gum 30 that forms oral pocket when measuring depth of pocket.Therefore, it is different with the thoughts and feelings of the degree of depth of measuring oral pocket to measure user's the thoughts and feelings of space 40 degree of depth.Again because when measuring the degree of depth of oral pocket, be difficult to feel that the front end of pocket probe P has or not arrives model gum place, regular meeting's mistake is deep into more depths of oral pocket, even may pierce through the model gum.The second, be positioned at the part of model gum 30 side bumps because of machining away model denture 20, the degree of depth of inserting the cave has reduced the bad stability of teeth model 10.Therefore, for making teeth model 10 stable, model gum 30 needs to adopt the rigidity material to make.But after adopting rigid material to come analogue formation gum 30, model gum 30 becomes and is difficult to bending, so when pocket probe P inserts in the space 40, need to insert energetically.Sensation when therefore pocket probe P inserts space 40 feels different during with pocket probe insertion oral pocket.
Summary of the invention
In order to remedy above deficiency, the invention provides a kind of tooth section model and use the gum external member, use this tooth section model to carry out sensation and actual being close that depth of pocket is measured with the gum external member, and its low cost of manufacture, easy to use.
The present invention for the technical scheme that solves its technical matters and adopt is: a kind of tooth section model is used the gum external member, comprises teeth model, model gum and model denture, is benchmark to use direction; Teeth model lists side and is provided with the insertion cave, and the model gum can be dismantled and be fixedly arranged on the teeth model side of listing, and model gum downside and teeth model list the side and fit tightly; The model gum is provided with teeth model and lists the insertion through hole that the insertion cave communicates, and teeth model top is crown portion, and the bottom is a tooth root; The tooth root of teeth model can be dismantled in the insertion cave of the insertion through hole that fixedly is inserted in the model gum and model denture, and the crown portion backstop of teeth model is lateral surface in model gum upper end, and said model gum is that resilient material is processed; Be formed with a circle sealing ring space between the insertion through hole madial wall of model gum and the tooth root lateral wall of teeth model; During use, the front end of pocket probe is placed on the upper end of teeth model and model gum joint, under this state, the pocket probe inwards is inserted with certain power; The outwards arching of rubber-like model gum upper end; Pocket probe is introduced in the space, and insert the pocket probe in the space for the simulation oral pocket in this space to depths more; Be inserted into the bottom, space; Mensuration is inserted into the length of the pocket probe in the space can measure the degree of depth in space, promptly measures the simulation depth of pocket, and said pocket probe is not special to be limited; The inner club in space that can insert the simulation oral pocket gets final product, and preferably has scale on its outer circumference surface for measuring insertion depth.Sensation when pocket probe is inserted into the space can give user's pocket probe and be inserted into sensation close in the oral pocket; Because tooth root is positioned at the space and closely contacts with the model gum all the time with the lower part; So,, also can make teeth model stable even the model gum is the elasticity gum.
As further improvement of the present invention; The structure that is formed with a circle sealing ring space between the insertion through hole madial wall of said model gum and the tooth root lateral wall of teeth model is: be benchmark to use direction; The inserting hole madial wall of model gum is formed with first and second bulge to projecting inward ring-type that is of vertical arrangement from bottom to top respectively; Part forms a circle recess between this first and second bulge, and the tooth root lateral wall of this first and second bulge madial wall and teeth model fits tightly, and forms a loop space between the tooth root lateral wall of circle recess of one between first and second bulge and teeth model; During use; At first the front end with pocket probe is placed on second bulge and teeth model linking part, under this state, with certain power the pocket probe inwards is inserted, and rubber-like second bulge is to the outside arching of model gum; Periodontal probe is introduced in the space; To more depths insertion, end on the top that arrives first bulge with the pocket probe in the space, measures the length that is inserted into the pocket probe in the space and can measure the degree of depth in space.The design of first and second bulge makes recess on the model gum, and in the time of low cost of manufacture, previously used teeth model also can continue to use; Thereby further reduced cost; Again because of recess arrangement on rubber-like model gum, use suitable clinically power (for example: 20-25g) measure when training, can obtain and same clinically sense of touch; And if use unsuitable clinically the measurement energetically when training; Can the same disorganize with actual clinical obtain misdata, therefore the achievement of exercise can feed back to clinically, can carry out the training with actual close mensuration depth of pocket.
As further improvement of the present invention; The structure that is formed with a circle sealing ring space between the insertion through hole madial wall of said model gum and the tooth root lateral wall of teeth model is: be formed with a loop inner groovy on the tooth root periphery wall of teeth model; The insertion through hole madial wall of model gum and the tooth root lateral wall of teeth model fit tightly, and have just formed the annular gap of a circle sealing between the inner groovy on model gum madial wall and the tooth root periphery wall.
As further improvement of the present invention; To use direction to be benchmark; Said first bulge is a separate part with respect to second bulge; Promptly first bulge and second bulge are split, because the various conditions such as pliability of the shape of oral pocket, the degree of depth etc. and gum can have very big difference because of individuality.Therefore first bulge is a unitary part with respect to second bulge; Then first bulge and second bulge can adopt identical or different shape and material to make; Can train to various cases like this, and the distortion of second bulge time, this minute body structure can suppress it and be out of shape to the first bulge transmission; Therefore after pocket probe inserts the space; The shape in space can not changing, and suppressed the oral pocket shape and become big, so can carry out the training with the degree of depth of actual close mensuration oral pocket.
As further improvement of the present invention; The hardness of said first bulge is higher than the hardness of second bulge; Pocket probe can be inserted in the space between second bulge and tooth root than being easier to, but is difficult to be inserted between elasticity poor first bulge and tooth root, and pocket probe arrives at first bulge and just only blocked; Prevent pocket probe from inserting below first bulge and cause the measurement data mistake, guarantee that training is close with actual conditions.
As further improvement of the present invention, the material of said model gum is at least a in polyethylene rubber, soft rubber resin, soft epoxy resin, rubber, unsaturated polyester resin and the silicones.
The invention has the beneficial effects as follows: the present invention simulates oral pocket through the space that between the tooth root of rubber-like model gum and teeth model, forms sealing; Make and feel similar with the actual measurement depth of pocket with the simulated training of pocket probe measurement depth of interstices; It meets the requirement of the field training of the degree of depth that is used to measure the oral pocket that forms between tooth and gum; And its Stability Analysis of Structures, cheap for manufacturing cost, easy to use.
Description of drawings
Fig. 1 is a stereographic map of the present invention;
Fig. 2 is decomposing state figure of the present invention;
Fig. 3 is an A-A portion sectional view among Fig. 1;
Fig. 4 is first kind of structure user mode of the present invention synoptic diagram;
Fig. 5 is second kind of structure user mode of the present invention synoptic diagram;
Fig. 6 is second kind of STRUCTURE DECOMPOSITION constitutional diagram of the present invention;
Fig. 7 is existing tooth section model structure synoptic diagram;
Fig. 8 is the existing tooth section model structure synoptic diagram of doing the oral pocket measurement;
The existing tooth section model user mode synoptic diagram of doing the oral pocket measurement of Fig. 9.
Embodiment
Embodiment: a kind of tooth section model is used the gum external member, comprises teeth model 10, model gum 30 and model denture 20, is benchmark to use direction; Model denture 20 upsides are provided with and insert cave 21, and model gum 30 can be dismantled and be fixedly arranged on model denture 20 tops, and model gum 30 downsides and model denture 20 upper sides fit tightly; Model gum 30 be provided with model denture 20 on insert the insertion through hole 31 that cave 21 communicates, teeth model 10 tops are crown portion 11, the bottom is a tooth root 12; The tooth root 12 of teeth model 10 can be dismantled in the insertion cave 21 of the insertion through hole 31 that fixedly is inserted in model gum 30 and model denture 20, and crown portion 11 backstops of teeth model 10 are in model gum 30 upper end lateral surfaces, and said model gum 30 is processed for resilient material; Be formed with a circle sealing ring space 40 between insertion through hole 31 madial walls of model gum 30 and tooth root 12 lateral walls of teeth model 10; During use, the front end of pocket probe P is placed on the upper end of teeth model 10 and model gum 30 joints, under this state, pocket probe P inwards is inserted with certain power; The outside arching in rubber-like model gum 30 upper ends; Pocket probe P is introduced in the space 40, and this space 40 is the simulation oral pocket, and the pocket probe in the space 40 is inserted to depths more; Be inserted into 40 bottoms, space; Mensuration is inserted into the length of the pocket probe in the space 40 can measure the degree of depth in space 40, promptly measures the simulation depth of pocket, and said pocket probe P is not special to be limited; The space 40 inner clubs that can insert the simulation oral pocket get final product, and preferably have scale on its outer circumference surface for measuring insertion depth.Sensation when pocket probe P is inserted into space 40 can give user's pocket probe P and be inserted into sensation close in the oral pocket; Because tooth root 12 is positioned at space 40 and closely contacts with model gum 30 all the time with the lower part; So; Even model gum 30 is the elasticity gum, also can make teeth model 10 stable.
The structure that is formed with a circle sealing ring space 40 between insertion through hole 31 madial walls of said model gum 30 and tooth root 12 lateral walls of teeth model 10 is: be benchmark to use direction; The inserting hole madial wall of model gum 30 is formed with first and second bulge 321,322 to projecting inward ring-type that is of vertical arrangement from bottom to top respectively; This first and second bulge 321, between 322 the part form one the circle recess 323; Tooth root 12 lateral walls of these first and second bulge 321,322 madial walls and teeth model 10 fit tightly; Form a loop space 40 between tooth root 12 lateral walls of first and second bulge 321, the circle recess 323 of one between 322 and teeth model 10; During use; At first the front end with pocket probe P is placed on second bulge 322 and teeth model 10 linking parts, under this state, with certain power pocket probe P inwards is inserted, and rubber-like second bulge 322 is to 30 outside archings of model gum; Periodontal probe P is introduced in the space 40; To more depths insertion, end on the top that arrives first bulge 321 with the pocket probe P in the space 40, measures the length that is inserted into the pocket probe P in the space 40 and can measure the degree of depth in space 40.The design of first and second bulge 321,322 makes recess 323 on model gum 30, and in the time of low cost of manufacture, previously used teeth model 10 also can continue to use; Thereby further reduced cost; Because of recess 323 designs on rubber-like model gum 30, use suitable clinically power (for example: when 20-25g) measuring training, can obtain and same clinically sense of touch again; And if use unsuitable clinically the measurement energetically when training; Can the same disorganize with actual clinical obtain misdata, therefore the achievement of exercise can feed back to clinically, can carry out the training with actual close mensuration depth of pocket.
The structure that is formed with a circle sealing ring space 40 between insertion through hole 31 madial walls of said model gum 30 and tooth root 12 lateral walls of teeth model 10 is: be formed with a loop inner groovy on the tooth root 12 periphery walls of teeth model 10; Insertion through hole 31 madial walls of model gum 30 and tooth root 12 lateral walls of teeth model 10 fit tightly, and have just formed the annular spaces 40 of a circle sealing between the inner groovy on model gum madial wall and the tooth root periphery wall.
Said first bulge 321 is a separate part with respect to second bulge 322; Promptly first bulge 321 and second bulge 322 be for split, because the various conditions such as pliability of the shape of oral pocket, the degree of depth etc. and gum can have very big difference because of individuality, therefore first bulge 321 is a unitary part with respect to second bulge 322; Then first bulge 321 and second bulge 322 can adopt identical or different shape and material to make; Can train to various cases like this, and 322 distortion of second bulge time, this minute body structure can suppress it and transmit distortion to first bulge 321; Therefore after pocket probe P inserts space 40; The shape in space 40 can not changing, and suppressed the oral pocket shape and become big, so can carry out the training with the degree of depth of actual close mensuration oral pocket.
The hardness of said first bulge 321 is higher than the hardness of second bulge 322; Pocket probe P can be inserted in the space 40 between second bulge 322 and the tooth root 12 than being easier to; But be difficult to be inserted between elasticity poor first bulge 321 and tooth root 12; Pocket probe arrive first bulge 321 just card ended, prevent that pocket probe from inserting first bulge 321 below and cause the measurement data mistake, guarantees to train close with actual conditions.
The material of said model gum 30 is at least a in polyethylene rubber, soft rubber resin, soft epoxy resin, rubber, unsaturated polyester resin and the silicones.
Claims (6)
1. a tooth section model is used the gum external member; Comprise teeth model (10), model gum (30) and model denture (20); To use direction to be benchmark, model denture (20) upside is provided with and inserts cave (21), and model gum (30) can be dismantled and be fixedly arranged on model denture (20) top; Model gum (30) downside and model denture (20) upper side fit tightly; Model gum (30) is provided with model denture (20) and goes up the insertion through hole (31) that insertion cave (21) communicates, and teeth model (10) top is crown portion (11), and the bottom is tooth root (12); The tooth root (12) of teeth model (10) can be dismantled in the insertion cave (21) of the insertion through hole (31) that fixedly is inserted in model gum (30) and model denture (20); Crown portion (11) backstop of teeth model (10) is lateral surface in model gum (30) upper end, and it is characterized in that: said model gum (30) is processed for resilient material, is formed with a circle sealing ring space (40) between tooth root (12) lateral wall of insertion through hole (31) madial wall of model gum (30) and teeth model (10).
2. tooth according to claim 1 section model is used the gum external member; It is characterized in that: the structure that is formed with a circle sealing ring space (40) between tooth root (12) lateral wall of insertion through hole (31) madial wall of said model gum (30) and teeth model (10) is: be benchmark to use direction; The inserting hole madial wall of model gum (30) is formed with first and second bulge (321,322) to projecting inward ring-type that is of vertical arrangement from bottom to top respectively; Part forms a circle recess (323) between this first and second bulge (321,322); Tooth root (12) lateral wall of this first and second bulge (321,322) madial wall and teeth model (10) fits tightly, and forms a loop space (40) between tooth root (12) lateral wall of circle recess (323) of one between first and second bulge (321,322) and teeth model (10).
3. tooth according to claim 1 section model is used the gum external member; It is characterized in that: the structure that is formed with a circle sealing ring space (40) between tooth root (12) lateral wall of insertion through hole (31) madial wall of said model gum (30) and teeth model (10) is: be formed with a loop inner groovy on tooth root (12) the periphery wall of teeth model (10), tooth root (12) lateral wall of insertion through hole (31) madial wall of model gum (30) and teeth model (10) fits tightly.
4. tooth according to claim 2 section model is used the gum external member, and it is characterized in that: be benchmark to use direction, said first bulge (321) is a separate part with respect to second bulge (322).
5. tooth according to claim 4 section model is used the gum external member, and it is characterized in that: the hardness of said first bulge (321) is higher than the hardness of second bulge (322).
6. tooth according to claim 1 section model is used the gum external member, it is characterized in that: the material of said model gum (30) is at least a in polyethylene rubber, soft rubber resin, soft epoxy resin, rubber, unsaturated polyester resin and the silicones.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010578410.6A CN102568286B (en) | 2010-12-08 | 2010-12-08 | Gear division model gum external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010578410.6A CN102568286B (en) | 2010-12-08 | 2010-12-08 | Gear division model gum external member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102568286A true CN102568286A (en) | 2012-07-11 |
| CN102568286B CN102568286B (en) | 2015-11-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010578410.6A Active CN102568286B (en) | 2010-12-08 | 2010-12-08 | Gear division model gum external member |
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| CN (1) | CN102568286B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106205321A (en) * | 2016-07-19 | 2016-12-07 | 日进教学器材(昆山)有限公司 | The bone model of foam injection molding and method |
Citations (6)
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|---|---|---|---|---|
| US5120229A (en) * | 1990-09-10 | 1992-06-09 | The Curators Of The University Of Missouri | Dental teaching model |
| CN1703728A (en) * | 2002-10-18 | 2005-11-30 | 日进齿科株式会社 | Tooth model for dental training and dental training apparatus having the tooth model implanted therein |
| JP2005349046A (en) * | 2004-06-11 | 2005-12-22 | Nippon Dental Support:Kk | Tool for preventing drop-out of mouthpiece, mouthpiece, and orthodontic appliance including these |
| JP2007213002A (en) * | 2006-01-13 | 2007-08-23 | Shinshikai | Model for periodontal pocket training |
| JP2008310276A (en) * | 2006-07-28 | 2008-12-25 | Tokyo Medical & Dental Univ | Model gum for dental model, model gum part for dental model, abutment for dental model and dental model kit |
| CN201904018U (en) * | 2010-12-08 | 2011-07-20 | 日进教学器材(昆山)有限公司 | Gingiva set for dental model |
-
2010
- 2010-12-08 CN CN201010578410.6A patent/CN102568286B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5120229A (en) * | 1990-09-10 | 1992-06-09 | The Curators Of The University Of Missouri | Dental teaching model |
| CN1703728A (en) * | 2002-10-18 | 2005-11-30 | 日进齿科株式会社 | Tooth model for dental training and dental training apparatus having the tooth model implanted therein |
| JP2005349046A (en) * | 2004-06-11 | 2005-12-22 | Nippon Dental Support:Kk | Tool for preventing drop-out of mouthpiece, mouthpiece, and orthodontic appliance including these |
| JP2007213002A (en) * | 2006-01-13 | 2007-08-23 | Shinshikai | Model for periodontal pocket training |
| JP2008310276A (en) * | 2006-07-28 | 2008-12-25 | Tokyo Medical & Dental Univ | Model gum for dental model, model gum part for dental model, abutment for dental model and dental model kit |
| CN201904018U (en) * | 2010-12-08 | 2011-07-20 | 日进教学器材(昆山)有限公司 | Gingiva set for dental model |
Non-Patent Citations (1)
| Title |
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| 周传瑞: "《口腔内科学》", 30 November 2005 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106205321A (en) * | 2016-07-19 | 2016-12-07 | 日进教学器材(昆山)有限公司 | The bone model of foam injection molding and method |
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| CN102568286B (en) | 2015-11-25 |
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