WO2017130948A1 - 咀嚼機能訓練用人工食塊及び咀嚼機能評価用人工食塊並びにこれを用いた咀嚼機能評価管理システム - Google Patents
咀嚼機能訓練用人工食塊及び咀嚼機能評価用人工食塊並びにこれを用いた咀嚼機能評価管理システム Download PDFInfo
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- WO2017130948A1 WO2017130948A1 PCT/JP2017/002307 JP2017002307W WO2017130948A1 WO 2017130948 A1 WO2017130948 A1 WO 2017130948A1 JP 2017002307 W JP2017002307 W JP 2017002307W WO 2017130948 A1 WO2017130948 A1 WO 2017130948A1
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- fine particles
- masticatory function
- masticatory
- artificial
- bolus
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/22—Ergometry; Measuring muscular strength or the force of a muscular blow
- A61B5/224—Measuring muscular strength
- A61B5/228—Measuring muscular strength of masticatory organs, e.g. detecting dental force
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
- A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C19/00—Dental auxiliary appliances
- A61C19/04—Measuring instruments specially adapted for dentistry
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
Definitions
- the present invention quickly and easily evaluates a human masticatory function using an artificial meal for masticatory function training for performing mastication training using an artificial meal containing fine particles and an artificial meal containing fine particles
- the present invention relates to an artificial bolus for evaluating masticatory function and a masticatory function evaluation management system using the same.
- Chewing that is, chewing food, mixing well with saliva, creating a bodily bolus of appropriate size, and preparing to swallow is necessary for humans to eat solids, as well as arousal effect It is said that it can also provide a relaxing effect, prevent obesity, blurring, vision loss, postural deterioration, caries, cancer, etc., and suppress aging changes due to increased blood volume in the brain.
- mastication efficiency is a myriad of conditions including number of teeth, dental health, occlusal morphology, periodontal condition, jawbone morphology, masticatory muscle strength, mandibular movement pattern, age, and prosthetic condition. It is influenced by.
- This masticatory function evaluation system includes a step of letting a human chew an artificial bolus containing fine particles having a spherical shape when finely pulverized and ground by chewing and when not chewed, and 2 A process of rolling between the two slides to an appropriate thickness so as not to crush the fine particles, and counting the remaining spherical fine particles in the artificial bolus rolled between the two slides The process to do is included.
- the artificial bolus used in this masticatory function evaluation system contains, for example, a base material made of polyisobutylene prepared by adjusting carnauba wax, which is a kind of natural wax, to substantially uniform spherical fine particles.
- the outer diameter of the fine particles is about 100 to 500 ⁇ m in order to make “fine particles that are finely pulverized and ground by mastication”.
- An artificial bolus containing fine particles of such a size is chewed by a human, and the chewed artificial bolus is sandwiched between two preparations and rolled to an appropriate thickness so that the fine particles are not crushed.
- the masticatory efficiency is quantified by counting fine particles having a spherical shape remaining in the artificial bolus rolled between the two preparations.
- the artificial bolus contains about 2000 fine particles, and the fine particles are uniformly dispersed in the artificial bolus. Thereby, it is possible to suppress an error in the test result caused by the individual difference of the artificial bolus (for example, the number of fine particles contained in the artificial bolus).
- the count of “fine particles that have not been finely crushed or ground” is performed by the evaluator by visual observation or by using a CCD (Charge-Coupled Device) camera, etc., and by a method such as pattern matching using a computer. ing.
- CCD Charge-Coupled Device
- the evaluator in order to simply evaluate the masticatory function using an artificial bolus containing such fine particles, the evaluator sometimes visually counted the fine particles, but about 100 to 500 ⁇ m of fine particles were observed. It was difficult to accurately count by visual observation, and it took a lot of time and skill to count.
- a dentist or the like may instruct mastication training.
- guidance such as “slow chewing well” and “chewing about 30 times before swallowing” can be performed, it is difficult to practice such guidance with continuous awareness.
- chewing gum with a hard gum base can be expected to have some effect on the growth and development of jaw bones and masticatory muscle strength, it is difficult to continue "conscious chewing" to the user.
- An object of the present invention is to provide an artificial food mass for evaluation of masticatory function capable of quickly quantifying masticatory efficiency.
- Another object of the present invention is to provide a masticatory function evaluation management system capable of managing the masticatory efficiency quantified by using such an artificial food mass for masticatory function evaluation in time series.
- an object of the present invention is to provide an artificial meal for masticatory function training that allows a user to perform “conscious chewing” and perform training for improving the masticatory function.
- the present invention was invented in order to solve the above-described problems in the prior art, and the artificial diet for evaluating the masticatory function of the present invention is a masticatory function used for evaluating the human masticatory function.
- An artificial bolus for evaluation Having a substrate and fine particles contained in the substrate; The fine particles are finely pulverized and ground by chewing, and have a spherical shape when not chewed, The outer diameter of the fine particles is 500 ⁇ m to 2 mm.
- the fine particles may be edible capsules, waxes, sugars, or plant nuts.
- the masticatory function evaluation management system of the present invention is a masticatory function evaluation management system including an analysis device for performing evaluation management of human masticatory function, The analysis device counts the number of fine particles having a spherical shape among the fine particles contained in the rolled image data of any one of the above-described artificial food masses for evaluating masticatory function, and the fine particles having the spherical shape are counted. The masticatory efficiency is calculated based on the number.
- the analysis device may be a user terminal.
- it further comprises a server computer connected to the user terminal via a network,
- the server computer comprises a masticatory function evaluation management database and database management means for inputting and outputting data to the masticatory function evaluation management database,
- the masticatory function evaluation management database may be configured to be associated with subject information so that the masticatory efficiency can be registered.
- the analysis device is a server computer connected to a user terminal via a network,
- the server computer receives the rolled image data of the masticatory function evaluation artificial meal described above transmitted from the user terminal, the server computer has a spherical shape among the fine particles included in the image data.
- the masticatory efficiency is calculated on the basis of the number of fine particles and the number of fine particles having a spherical shape.
- the server computer includes a masticatory function evaluation management database and database management means for inputting and outputting data to the masticatory function evaluation management database.
- the masticatory function evaluation management database may be configured to be associated with subject information so that the masticatory efficiency can be registered.
- the artificial meal for masticatory function training of the present invention is an artificial meal for masticatory function training for training mastication, Having a substrate and fine particles contained in the substrate;
- the outer diameter of the fine particles is 500 ⁇ m or more;
- the fine particles have a compressive strength greater than that of the base material.
- the compressive strength of the fine particles is preferably 4.0 kgw / mm 2 or less.
- the fine particles may be edible capsules, waxes, sugars, or plant nuts.
- the fine particles can be easily observed visually, and the human chewing function can be evaluated quickly and easily by the subject himself / herself. it can.
- an enlightening effect such as an improvement in consciousness about mastication is obtained for the subject, and, for example, when the masticatory function has been lowered, there is also an effect of prompting the subject to receive a diagnosis by a dentist.
- a feeling of crushing the fine particles can be obtained due to the difference in compressive strength between the base material and the fine particles. Therefore, “conscious chewing” can be performed, and training for improving the chewing function can be performed.
- FIG. 1 is a schematic diagram for explaining an artificial food bolus for evaluating the masticatory function of the present invention.
- FIG. 2 is a schematic diagram for explaining a state in which the artificial meal for evaluating masticatory function of FIG. 1 is rolled.
- FIG. 3 is a schematic configuration diagram for explaining an embodiment of the masticatory function evaluation management system of the present invention.
- FIG. 4 is a structural diagram for explaining the structure of a masticatory function evaluation management database used in the masticatory function evaluation management system of FIG.
- FIG. 5 is a schematic diagram for explaining an artificial bolus for masticatory function training according to the present invention.
- FIG. 1 is a schematic diagram for explaining an embodiment of an artificial food mass for evaluation of masticatory function according to the present invention
- FIG. 2 is a schematic diagram for explaining a rolled state of the artificial food mass for evaluation of masticatory function of FIG.
- Fig. 2 (a) is a schematic diagram of a state in which an artificial mastication for evaluating masticatory function that has not been chewed is rolled
- Fig. 2 (b) is an artificial mass for evaluating masticatory function that has been chewed by humans a predetermined number of times. It is a schematic diagram of the state rolled.
- the artificial food mass 10 for masticatory function evaluation according to this embodiment (hereinafter also simply referred to as “artificial food mass 10”) is composed of a base material 12 and fine particles 14 contained in the base material 12.
- the fine particles 14 have a property of being finely pulverized and ground by mastication, and have a spherical shape when not masticated.
- the substrate 12 is not particularly limited as long as it is placed in the oral cavity and is harmless to the human body.
- natural resin such as chicle
- synthetic resin such as polyvinyl acetate and polyisobutylene, and the like are used.
- it can be the same component as commercially available chewing gum and the like.
- the fine particles 14 have a property of being finely pulverized and ground by mastication, and have a spherical shape when not masticated and are harmless to the human body when placed in the oral cavity.
- natural waxes such as carnauba wax and beeswax
- waxes such as synthetic wax in the form of fine particles
- sugars such as white and medium disaccharides, gelatin and agar
- Edible capsules with starch as a film for example, “Seamless Capsule” manufactured by Morishita Jintan Co., Ltd.
- plant grains such as rice grains, poppy seeds, and amaranth fruit can be used, especially edible capsules. It is preferable.
- the size of the fine particles 14 can be easily adjusted.
- the film formed of gelatin, agar, starch or the like is easily affected by saliva during chewing, and therefore it is preferable to insolubilize the film.
- insolubilization treatment can be performed by crosslinking the gelatin.
- the outer diameter of the fine particles 14 is preferably about 500 ⁇ m to about 2 mm.
- the outer diameter of the fine particles 14 is smaller than about 500 ⁇ m, it is difficult to count the fine particles by visual observation or to count the fine particles by image analysis using photograph data taken with a smartphone or the like.
- the outer diameter of the fine particles 14 is larger than about 2 mm, the masticatory efficiency cannot be grasped satisfactorily, and the artificial food mass 10 containing a sufficient number of fine particles 14 is large for chewing. It will be too much.
- the outer diameter of the fine particles 14 when used as the artificial food mass 10 for evaluating the masticatory function is preferably about 600 ⁇ m to about 1 mm.
- the number of the fine particles 14 included in the artificial bolus 10 is preferably 10 to 500 in 1 g of the artificial bolus 10, and in particular when counting the fine particles 14 by visual observation, it is 100 or less. Preferably there is. If the number of fine particles 14 is less than 10, mastication efficiency cannot be accurately grasped. Further, if the number of fine particles 14 is more than 500, it is difficult to quickly count the fine particles 14, and in particular, if the number of fine particles 14 is more than 100, the remaining spherical shape in the artificial bolus. It is difficult to quickly count the fine particles 14 having a visual inspection.
- the weight of the artificial food mass 10 is not particularly limited, but is preferably about 1 to 1.5 g as in the case of general chewing gum.
- the color of the fine particles 14 is preferably different from the color of the base material 12.
- the fine particles 14 can be easily identified by visual observation or image analysis.
- the remaining fine particles 14 having a spherical shape in the artificial bolus can be identified by visual observation or image analysis. It can be easily counted.
- the artificial bolus 10 only needs to contain a predetermined number of fine particles 14 with respect to the base material 12, but for example, as shown in FIG. You may make it arrange
- the artificial bolus 10 shown in FIG. 1 is plate-shaped, the shape of the artificial bolus 10 is not particularly limited.
- the artificial bolus 10 may have a granular shape or a spherical shape, and can be easily chewed by the subject. It is preferable to do.
- the human chewing function can be evaluated quickly and easily as follows. First, the artificial meal 10 is chewed by the subject a predetermined number of times. Next, the masticated artificial bolus 10 is rolled using a translucent rolling means 16 such as a laminate film or a preparation, for example, to obtain a state as shown in FIG.
- the remaining fine particles 14 having a spherical shape in the artificial bolus 10 (hereinafter also referred to as “spherical fine particles 14”) are counted.
- the number of the spherical fine particles 14 or a value depending on the number of the spherical fine particles 14 (for example, the total number of fine particles 14 contained in the artificial bolus 10 and finely pulverized and ground fine particles 14.
- the ratio of the microparticles to the number of the particles can be used as a value for judging the ability of mastication as the masticatory efficiency ⁇ .
- the artificial bolus 10 which is not chewed by a human being simply rolled and rolled after the artificial bolus 10 shown in FIG. 1 has a spherical shape as a whole.
- the artificial bolus 10 chewed by a human is in a state in which a part of the fine particles 14 is finely pulverized and ground by chewing as shown in FIG.
- the spherical fine particles 14 contained in the rolled artificial bolus 10 may be directly counted.
- the spherical fine particles 14 may be transferred to carbon paper by being sandwiched between carbon papers, and the number of transferred fine particles 14 may be counted.
- fine particles 15 (hereinafter also referred to as “pulverized fine particles 15”) finely pulverized and ground by mastication are obviously small, so that the fine pulverized fine particles 15 are not easily transferred to the carbon paper. Even so, the spherical fine particles 14 and the pulverized fine particles 15 can be easily distinguished.
- the artificial diet mass 10 for evaluation of masticatory function it is possible to evaluate the masticatory function quickly and easily, for example, in an individual or a dental medical field. For this reason, it becomes easy to inspect the mastication efficiency regularly by an individual, and education and enlightenment regarding mastication by a dentist can be easily performed in a dental care field.
- FIG. 3 is a schematic configuration diagram for explaining an embodiment of the masticatory function evaluation management system of the present invention.
- the masticatory function evaluation management system 20 includes a server computer 22 having a counting program as will be described later as an analysis device, and a network 26 that connects the user terminal 24 and the server computer 22.
- the server computer 22 an existing computer can be used.
- cloud computing or the like may be used.
- the user terminal 24 is not particularly limited as long as it can transmit image data to be described later to the server computer 22, and includes, for example, a personal computer (desktop, laptop, tablet, etc.). ), A smartphone, a digital camera having a function of connecting to the network 26, or the like.
- the network 26 is not particularly limited as long as it connects the server computer 22 and the user terminal 24, and may be the Internet or an intranet.
- the masticatory function evaluation management system 20 of this embodiment includes a masticatory function evaluation management database 28 and database management means 30 for inputting / outputting various data to / from the masticatory function evaluation management database 28.
- the mastication efficiency ⁇ quantified using the artificial food mass 10 for masticatory function evaluation includes the name, sex, age, date of birth of the subject, Registered in association with subject information such as the date of examination.
- the server computer 22 that is the analysis device of the masticatory function evaluation management system 20 configured as described above incorporates a counting program that operates as follows. First, the subject takes an image of the artificial bolus 10 that has been rolled using a preparation or the like as described above using an imaging means such as a user terminal 24 or a digital camera having an imaging function, and acquires image data.
- the image data is not particularly limited as long as it is an image that can be handled by the user terminal 24, the server computer 22, or the like, but a bitmap image can be used, and an arbitrary file format can be used. it can.
- the obtained image data of the artificial bolus 10 is transmitted from the user terminal 24 to the server computer 22 via the network 26.
- the server computer 22 uses the received image data to count the spherical fine particles 14 included in the image data, for example, by a method such as pattern matching.
- a pattern matching method for example, a method disclosed in International Publication No. WO2012 / 060353 can be used.
- the server computer 22 calculates the mastication efficiency ⁇ based on the number of the spherical fine particles 14 thus counted, and inputs the calculated mastication efficiency ⁇ to the mastication function evaluation management database 28 by the database management means 30. 26 to the user terminal 24.
- the test subject can immediately chew by photographing the artificial bolus 10 in a rolled state using the rolling means 16 and transmitting image data to the server computer 22 by the user terminal 24.
- the efficiency can be confirmed, and there is no need to perform troublesome work such as counting the spherical fine particles 14 with the naked eye.
- the fine particles 14 included in the artificial bolus 10 is as small as about 500 ⁇ m to about 2 mm, for example, when the performance of photographing means such as an inexpensive smartphone is not sufficient, the fine particles 14 are focused. It may be difficult to match. Even in such a case, by focusing on the focusing target 18 provided in the rolling means 16, the fine particles 14 having substantially the same focal length can be clearly photographed.
- Such a focusing target 18 is not particularly limited as long as it can be focused by the photographing means, and may be any text or mark.
- the subject's name, gender, It can be subject information such as age, date of birth, and examination date. Further, for example, it may be an identifier such as a barcode or QR code (registered trademark) associated with the subject information or including the subject information.
- the focusing target 18 may be directly provided on the rolling means 16 by a method such as printing. For example,
- subject information is included in the image data transmitted from the user terminal 24 to the server computer 22 via the network 26. become.
- the server computer 22 with, for example, OCR (Optical Character Recognition) means, OMR (Optical Mark Recognition) means, etc.
- subject information is obtained from the image data
- the database management means 30 the masticatory efficiency ⁇ and the subject information can be associated and registered in the masticatory function evaluation management database 28.
- the subject information is not acquired from the image data, but is input to the masticatory function evaluation management database 28 by connecting to the server computer 22 from the user terminal 24 or the database management terminal 32 via the network 26. You may make it do.
- database management such as new registration of subjects, correction of various data, optimization of databases, etc. can be performed on the masticatory function evaluation management database 28. .
- the user terminal 24 When connecting from the user terminal 24 to the server computer 22 via the network 26, the user terminal 24 can be configured to input / output only various data related to the subject using the user terminal 24. It is preferable to do.
- the above-described counting program can be incorporated into the user terminal 24.
- the user terminal 24 becomes an analysis device.
- the user terminal 24 is connected to the network 26. Even if not, the counting of the spherical fine particles 14 and the calculation of the mastication efficiency ⁇ are possible.
- the mastication efficiency ⁇ calculated in the user terminal 24 is transmitted to the server computer 22 to be recorded in the mastication function evaluation management database 28. You can also.
- data input / output refers to, for example, registering (input) the mastication efficiency ⁇ associated with the subject and the examination date in the masticatory function evaluation management database 28, or registering so far. And displaying (outputting) the mastication efficiency ⁇ on a display means such as a display such as the user terminal 24 in association with the examination date.
- a subject who is an individual periodically evaluates the masticatory efficiency ⁇ using the artificial meal 10 for evaluating the masticatory function of the present invention and evaluates the masticatory function.
- the subject's own mastication efficiency ⁇ can be managed in a time series.
- the database management means 30 monitors the mastication efficiency ⁇ for each subject so that, for example, the mastication efficiency ⁇ registered from the user terminal 24 is equal to or less than a predetermined ratio compared to the mastication efficiency ⁇ before a predetermined period. In such a case, a message prompting the doctor to receive a diagnosis can be displayed on the user terminal 24.
- the subject, the examination date, and the mastication efficiency ⁇ are registered in the masticatory function evaluation management database 28.
- the present invention is not limited to this, for example, the age and sex of the subject.
- personal information, medical history information such as the medical history and treatment history of the subject, and the like can be managed by creating individual tables in the masticatory function evaluation management database 28.
- a known authentication method can be used, for example, by a combination of a user ID and a password Authentication, biometric authentication such as a fingerprint or voiceprint, authentication using an electronic certificate or an IC card, or the like can be used.
- the masticatory function evaluation management database 28 has data of the doctor in charge associated with the subject so that the doctor in charge of the subject can input and output various data related to the subject. Also good.
- masticatory function evaluations evaluated with high accuracy by the masticatory function evaluation system disclosed in Patent Documents 1 and 2 can be registered.
- the subject can more accurately grasp the change in his or her mastication efficiency ⁇ , and can also be used for examination by the doctor in charge of the subject.
- the masticatory function training artificial meal 40 described below is used to masticate. Can be trained.
- FIG. 5 is a schematic view for explaining an embodiment of the artificial food bolus for masticatory function training according to the present invention.
- the artificial food mass 40 for masticatory function training can be basically configured in the same manner as the artificial food mass 10 for masticatory function evaluation described above, and the same elements are denoted by the same reference numerals and their details. The detailed explanation is omitted.
- the artificial food bolus 40 for masticatory function training it is important that the user can obtain a feeling of crushing the fine particles 14 by mastication. In this way, the user can have a feeling of crushing the fine particles 14, thereby enabling “conscious chewing”.
- the outer diameter of the fine particles 14 is about 500 ⁇ m or more and the compressive strength of the fine particles 14 is larger than the compressive strength of the substrate 12. do it.
- the outer diameter of the fine particles 14 is preferably about 1 to 1.4 mm.
- the upper and lower teeth can be reliably crushed, and due to the difference in compressive strength between the base material 12 and the fine particles 14, the feeling that the fine particles 14 are crushed with teeth can be reliably obtained. it can.
- the compressive strength of the fine particles 14 means the maximum stress when the fine particles 14 are broken by a compressive load.
- the compressive strength 14 of the fine particles is preferably 4.0 kgw / mm 2 or less.
- the compressive strength of the base material 12 and the compressive strength of the fine particles 14 are appropriately changed according to the age of the user, the periodontal tissue symptoms, and the like.
- an edible pigment can be included in the film.
- the substrate 12 is colored with the edible pigment when the fine particles 14 are finely pulverized and ground by chewing.
- the food dye is not particularly limited as long as it can color the base material 12.
- the color of the edible pigment is not particularly limited, but it is preferable that the color of the color is easily recognized, such as red, blue, and black, and black is particularly preferable.
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Abstract
Description
しかしながら、一般的に、「ゆっくり良く噛む」、「飲み込むまでに30回程度噛む」などのような指導はできても、継続的に意識してこのような指導を実践することは難しい。
基材と、該基材に含有された微粒子を有し、
前記微粒子は、咀嚼により微細に粉砕、すり潰され、咀嚼されないときは球形の形状を有し、
前記微粒子の外径が、500μm~2mmであることを特徴とする。
また、前記微粒子は、可食性カプセル、ワックス、砂糖、植物の実のいずれかとすることができる。
前記解析装置は、圧延された上述するいずれかの咀嚼機能評価用人工食塊の画像データに含まれる前記微粒子のうち球形の形状を有する微粒子の数を計数し、該球形の形状を有する微粒子の数に基づき咀嚼効率を算出するように構成されていることを特徴とする。
この場合、前記ユーザー端末とネットワークを介して接続されるサーバーコンピュータをさらに備え、
前記サーバーコンピュータが、咀嚼機能評価管理データベースと、該咀嚼機能評価管理データベースに対してデータの入出力を行うデータベース管理手段と、を備え、
前記咀嚼機能評価管理データベースは、被験者情報に関連づけられて前記咀嚼効率が登録可能に構成することもできる。
前記サーバーコンピュータは、前記ユーザー端末から送信された、圧延された上述するいずれかの咀嚼機能評価用人工食塊の画像データを受信すると、前記画像データに含まれる前記微粒子のうち球形の形状を有する微粒子の数を計数し、該球形の形状を有する微粒子の数に基づき咀嚼効率を算出するように構成されていることを特徴とする。
前記咀嚼機能評価管理データベースは、被験者情報に関連づけられて前記咀嚼効率が登録可能に構成することもできる。
基材と、該基材に含有された微粒子を有し、
前記微粒子の外径が、500μm以上であり、
前記微粒子の圧縮強度が、前記基材の圧縮強度よりも大きいことを特徴とする。
また、前記微粒子は、可食性カプセル、ワックス、砂糖、植物の実のいずれかとすることができる。
図1は、本発明の咀嚼機能評価用人工食塊の一実施例を説明するための模式図、図2は、図1の咀嚼機能評価用人工食塊を圧延した状態を説明するための概略図であって、図2(a)は咀嚼されていない咀嚼機能評価用人工食塊を圧延した状態の模式図、図2(b)はヒトが所定回数咀嚼した咀嚼機能評価用人工食塊を圧延した状態の模式図である。
まず、人工食塊10を被験者に所定回数咀嚼させる。次に、この咀嚼された人工食塊10を、例えば、ラミネートフィルムやプレパラートなどの透光性を有する圧延手段16を用いて圧延することで、図2(b)のような状態とする。
図3は、本発明の咀嚼機能評価管理システムの一実施例を説明するための概略構成図である。
また、ユーザー端末24としては、後述するような画像データをサーバーコンピュータ22に送信可能なものであれば、特に限定されるものではなく、例えば、パーソナルコンピュータ(デスクトップ、ラップトップ、タブレット等を含む。)やスマートフォン、ネットワーク26への接続機能を有するデジタルカメラなどを用いることができる。
まず、被験者は上記のようにプレパラートなどを用いて圧延した状態の人工食塊10を、撮影機能を有するユーザー端末24やデジタルカメラなどの撮影手段を用いて撮影し、画像データを取得する。なお、画像データとしては、ユーザー端末24やサーバーコンピュータ22などで扱える形式の画像であれば、特に限定されるものではないが、ビットマップ画像を用いることができ、任意のファイルフォーマットとすることができる。
サーバーコンピュータ22では、受信した画像データを用いて、例えば、パターンマッチングなどの方法により、画像データに含まれる球形微粒子14を計数する。なお、パターンマッチングの方法としては、例えば、国際公開公報WO2012/060353に開示される方法を用いることができる。
このように構成することで、ユーザー端末24に保存された画像データを用いて、その場において、画像データに含まれる球形微粒子14を計数することができるため、ユーザー端末24がネットワーク26に接続されていなくとも、球形微粒子14の計数及び咀嚼効率ηの算出が可能である。
このように構成することによって、被検者が自身の咀嚼効率ηの変化をより正確に把握することができるとともに、被検者の担当医による診察にも役立てることができる。
咀嚼機能訓練用人工食塊40は、基本的には、上述する咀嚼機能評価用人工食塊10と同様な構成とすることができ、同一の要素には、同一の符号を付してその詳細な説明を省略する。
12 基材
14 球形微粒子
15 粉砕微粒子
16 圧延手段
18 焦点合わせ用ターゲット
20 咀嚼機能評価管理システム
22 サーバーコンピュータ
24 ユーザー端末
26 ネットワーク
28 咀嚼機能評価管理データベース
30 データベース管理手段
32 データベース管理用端末
40 咀嚼機能訓練用人工食塊
Claims (11)
- ヒトの咀嚼機能を評価するために用いられる咀嚼機能評価用人工食塊であって、
基材と、該基材に含有された微粒子を有し、
前記微粒子は、咀嚼により微細に粉砕、すり潰され、咀嚼されないときは球形の形状を有し、
前記微粒子の外径が、500μm~2mmであることを特徴とする咀嚼機能評価用人工食塊。 - 1gの前記咀嚼機能評価用人工食塊に対して、前記微粒子が10個~500個含有されていることを特徴とする請求項1に記載の咀嚼機能評価用人工食塊。
- 前記微粒子が、可食性カプセル、ワックス、砂糖、植物の実のいずれかであることを特徴とする請求項1または2に記載の咀嚼機能評価用人工食塊。
- ヒトの咀嚼機能の評価管理を行うための解析装置を含む咀嚼機能評価管理システムであって、
前記解析装置は、圧延された請求項1から3のいずれかに記載の咀嚼機能評価用人工食塊の画像データに含まれる前記微粒子のうち球形の形状を有する微粒子の数を計数し、該球形の形状を有する微粒子の数に基づき咀嚼効率を算出するように構成されていることを特徴とする咀嚼機能評価管理システム。 - 前記解析装置が、ユーザー端末であることを特徴とする請求項4に記載の咀嚼機能評価管理システム。
- 前記ユーザー端末とネットワークを介して接続されるサーバーコンピュータをさらに備え、
前記サーバーコンピュータが、咀嚼機能評価管理データベースと、該咀嚼機能評価管理データベースに対してデータの入出力を行うデータベース管理手段と、を備え、
前記咀嚼機能評価管理データベースは、被験者情報に関連づけられて前記咀嚼効率が登録可能に構成されていることを特徴とする請求項5に記載の咀嚼機能評価管理システム。 - 前記解析装置が、ユーザー端末とネットワークを介して接続されるサーバーコンピュータであり、
前記サーバーコンピュータは、前記ユーザー端末から送信された、圧延された請求項1から3のいずれかに記載の咀嚼機能評価用人工食塊の画像データを受信すると、前記画像データに含まれる前記微粒子のうち球形の形状を有する微粒子の数を計数し、該球形の形状を有する微粒子の数に基づき咀嚼効率を算出するように構成されていることを特徴とする咀嚼機能評価管理システム。 - 前記サーバーコンピュータが、咀嚼機能評価管理データベースと、該咀嚼機能評価管理データベースに対してデータの入出力を行うデータベース管理手段と、を備え、
前記咀嚼機能評価管理データベースは、被験者情報に関連づけられて前記咀嚼効率が登録可能に構成されていることを特徴とする請求項7に記載の咀嚼機能評価管理システム。 - 咀嚼の訓練を行うための咀嚼機能訓練用人工食塊であって、
基材と、該基材に含有された微粒子を有し、
前記微粒子の外径が、500μm以上であり、
前記微粒子の圧縮強度が、前記基材の圧縮強度よりも大きいことを特徴とする咀嚼機能訓練用人工食塊。 - 前記微粒子の圧縮強度が、4.0kgw/mm2以下であることを特徴とする請求項7に記載の咀嚼機能訓練用人工食塊。
- 前記微粒子が、可食性カプセル、ワックス、砂糖、植物の実のいずれかであることを特徴とする請求項9または10に記載の咀嚼機能訓練用人工食塊。
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CN201780007817.3A CN108495586A (zh) | 2016-01-25 | 2017-01-24 | 咀嚼功能训练用人造食块和咀嚼功能评价用人造食块及使用该食块的咀嚼功能评价管理系统 |
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Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008020588A1 (fr) | 2006-08-15 | 2008-02-21 | Examastica Co. | Procédé d'évaluation de fonction de mastication et masse d'aliment artificiel |
JP2011103586A (ja) | 2009-11-11 | 2011-05-26 | Examastica:Kk | 撮影装置および該撮影装置によって撮影した画像の画像処理方法 |
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JP2014147546A (ja) * | 2013-02-01 | 2014-08-21 | Takahata Precision Japan Co Ltd | 咀嚼機能評価材、咀嚼機能評価材の製造方法及び咀嚼機能評価方法 |
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JP2011103586A (ja) | 2009-11-11 | 2011-05-26 | Examastica:Kk | 撮影装置および該撮影装置によって撮影した画像の画像処理方法 |
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JP2014147546A (ja) * | 2013-02-01 | 2014-08-21 | Takahata Precision Japan Co Ltd | 咀嚼機能評価材、咀嚼機能評価材の製造方法及び咀嚼機能評価方法 |
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