CN104640503B - Method for evaluating facial aging - Google Patents
Method for evaluating facial aging Download PDFInfo
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- CN104640503B CN104640503B CN201380047593.0A CN201380047593A CN104640503B CN 104640503 B CN104640503 B CN 104640503B CN 201380047593 A CN201380047593 A CN 201380047593A CN 104640503 B CN104640503 B CN 104640503B
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- aging
- skin
- face
- sagging
- wrinkle
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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
- A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
- A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis
- A61B5/442—Evaluating skin mechanical properties, e.g. elasticity, hardness, texture, wrinkle assessment
-
- 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
- A61B5/107—Measuring physical dimensions, e.g. size of the entire body or parts thereof
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Veterinary Medicine (AREA)
- Biophysics (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Physics & Mathematics (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Dermatology (AREA)
- Dentistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The present invention relates to a method indexing a facial aging degree by using skin wrinkles, elasticity and sagging, which are indicators of facial skin aging, so as to provide an overall evaluation thereof, and more specifically, to a method measuring cheek elasticity, wrinkles around the eyes, and facial sagging and combining the measurements thereof to calculate an index, which considers a correlation with age, thereby providing an over evaluation of a general facial aging degree.
Description
Technical field
The present invention relates to it is a kind of can overall merit face degree of aging method, methods described is by using as skin
The wrinkle of skin of Ageing Index, elastic force, sagging etc. are realized to carry out indexation to face's degree of aging.More particularly, to
It is a kind of can the whole face of overall merit degree of aging method, methods described be by determine facial skin cheek elastic force,
Eye wrinkle-removing, face are sagging, and comprehensive its result calculates and considers the index of age-related relation to realize.
Background technology
The aging face of people, as the increase at age can be deepened, and the aging and muscle change due to skin itself etc.
Various impacts, therefore can be various to produce wrinkle of skin or skin elasticity reduction, the phenomenon of the sagging increase of overall facial skin etc.
State is embodied.In order to evaluate the improvement of aging face, wrinkle of skin or force variation, sagging are generally determined respectively
Change etc., and this can only point out the improvement degree of each key element, can not the overall aging face of general performance, therefore cannot know
Which kind of degree the current degree of aging in road is in a ratio of with general aging tendency.
The content of the invention
The technical problem to be solved
In this regard, the present inventor determines the skin of the index as facial skin aging based on the test object to all age group
Skin wrinkle, elastic force and data that are sagging and accumulating, calculate the comprehensive aging face of each aging action for having correlation with the age
Index, and be found that when using the method, the comprehensive aging evaluation that cannot be obtained from the data of each key element can be carried out,
So as to complete the present invention.
Therefore, it is an object of the present invention to provide a kind of evaluation method of overall face degree of aging, methods described is logical
Crossing can comprehensively illustrate facial wrinkle of skin, elastic force and sagging aging face index to realize.And thus a kind of energy be provided
Enough methods to carrying out Visualization Evaluation due to the aging degree of improvement occurred using aging products etc..
Technical scheme
To achieve these goals, the present invention provides a kind of method of evaluable aging face, and methods described is by profit
The aging face index calculated with the wrinkle according to face, the measurement result of skin elasticity and skin sagging is facial old to evaluate
The method of change.
Below, more specific description is carried out to the present invention.
The present invention relates to a kind of skin aging evaluation method, methods described includes：A) determine test object face wrinkle,
The step of skin elasticity and skin sagging；And b) measurement result quantized, so as to calculate aging face index
The step of.
Additionally, the present invention relates to a kind of skin aging evaluation method, methods described includes：A) test object face is determined
The step of wrinkle, skin elasticity and skin sagging；And b) measurement result quantized, so as to calculate aging face
The step of index；And the step for c) being compared the aging face index in the aging face index for calculating and database
Suddenly.
In one embodiment of the invention, the aging face index calculates step and can include：
B-1 the step of) determining facial wrinkle, skin elasticity and skin sagging, and its result quantized；
B-2) to multidigit test object, a) step is repeated, so as to accumulate wrinkle, the skin elasticity of the face
And skin sagging result the step of；And
B-3 the step of computing formula of aging face index) is derived by using the result of the accumulation；And
B-4 aging face index) is calculated by using the computing formula, so as to build aging face indicator database
The step of.
The multidigit test object, is made up of multiple age brackets, by the result of the accumulation, can derive the age with
The correlation of facial wrinkles, skin elasticity and skin sagging.
In one embodiment of the invention, the step that calculates of the aging face index may further include：b-5)
To new test object, the b-1 is repeated) to b-4) the step of, so as to the calculating for updating the aging face index is public
Formula, and the step of update and build the aging face indicator database.
The b-5) step can be according to the test object for newly increasing, the test object year being distributed in all database
The composition and number of age section is not inclined in the range of one party, and step b-1 is implemented repeatedly) to b-4), expand the face
Portion's ageing index database, to reflect the characteristic of actual test subject population, so as to increase the degree of accuracy.
According to one embodiment of present invention, it is described face wrinkle can by the facial wrinkles area of test object come
It is measured.More specifically, the facial wrinkles area can be measured by the wrinkle area of test subject eye.Institute
Wrinkle area is stated, can pass through to make the skin simulated experiment plate of facial wrinkles, and wrinkle is determined using wrinkle analytical instrument
Area.
According to one embodiment of present invention, if the measure of the skin of face elastic force is the instrument that utilization can determine elastic force
Device is not particularly limited come what is completed.It is, for example possible to use the elasticity tester using acoustic pressure such as skin elasticity analyzer
Device.The skin of face elastic force, can preferably determine that skin thickness is thin, less eye and cheek upper end are affected by muscle etc.
Elastic force.
According to one embodiment of present invention, the measure sagging for the skin of face, can pass through to shoot face
Photo, skin sagging degree is evaluated from the photo for shooting by step.The skin sagging, for example can be by being used as main skin
The whole cheek at the sagging position of skin is being measured.More specifically, the whole face from eyeground to corners of the mouth peripheral part can be determined
Cheek position.
The aging face index, by the result of the accumulation, and can consider age and facial wrinkles, skin elasticity
And skin sagging correlation and derive computing formula, and thus calculate aging face index.More specifically, in order to be able to uniform
Ground reflects the number between the mutually different measure factor of each measured value of the wrinkle, skin elasticity and skin sagging of the face
Value, can in the following manner derive aging face formula of index.Consider the mean value and standard deviation of each data, become
Cumulative distribution function value when being changed to normal distribution and after being standardized, it is considered to the standardized value of each data and year
The correlation in age and calculate regression equation, so as to derive the computing formula of aging face index.The aging face index is higher
Represent that degree of aging is lower.
Beneficial effect
Aging evaluation method of the invention, methods described has the effect that it is based on the survey to all age group
Examination object is determined as the wrinkle of skin of facial skin aging index, elastic force and sagging and accumulate data, is calculated and is had with the age
The comprehensive aging face index of each aging action of correlation, and when using its, can carry out from nothing in the data for respectively wanting defeated
The comprehensive aging evaluation that method is obtained.
Also, personal aging face index can be compared with the aging face index in database, so as to enter
The aging evaluation of row, also, the aging face index before and after the aging products use of same people can be compared, so as to comprehensive
Close the efficacy assessments that aging products are objectively provided.
A kind of aging evaluation method of the invention, methods described includes, the number that will be measured to new test object
According to and aging face index reflect in the database for building, so as to update the data storehouse, such that it is able to further improve result
The degree of accuracy.
Specific embodiment
Below, the present invention will be explained in more detail by following examples.However, the present invention be not limited to it is following
Embodiment.
Test example 1：The assay method of wrinkle of skin, skin elasticity and skin sagging
With test object as object, after being washed one's face with perfumed soap, under the conditions of constant temperature and humidity (20 DEG C, RH40%), skin is made
Adapt to 15 minutes afterwards, determine wrinkle of skin, skin elasticity and skin sagging.
For face skin wrinkle, on the basis of canthus, using silicon polymer (brand name SILFLO, J＆S Davis
(J＆S Davis), Britain) skin simulated experiment plate is made, and using analytical instrument (Visioline VL650, CK company
(Courage+Khazaka electronic GmbH), Germany) determining wrinkle area.For skin of face elastic force, by making
The upper end on eyeground and cheek is determined with skin elasticity analyzer (Cutometer MPA580, German CK companies, Germany).It is right
It is sagging in skin of face, after shooting overall face photo, skin sagging degree is divided into into 5 grades by expert and is evaluated
(numeral of grade is less to be shown more without sagging).
The sagging grade of face is that on 45 degree of the positive side of test object face, the reticulate pattern being spaced using 2mm is equippedPhoto is shot, to produce contour, and the net that will occur in the top of facial cheek in whole face
Line direction determines the oval width formed by the first, the second contour, so as to judge sagging as benchmark.
The clearance ratio of sagging minimum the first estate is less than 107, and the clearance ratio of the second grade is the 107 less than 120 the 3rd
The clearance ratio of grade is that 120 less than 130, the clearance ratio of the fourth estate is 130 less than 151 5th etc.
The clearance ratio of level is more than 151.
Test example 2：The structure of database
Using the women of 231 20-65 year as object, according to the test example 1, face skin wrinkle, skin are determined
Elastic force and skin sagging.
In order to equably reflect the mutually different measure of the face skin wrinkle, skin elasticity and skin sagging
Numerical value between factor, using the programs of Microsoft Excel 2007 normal distribution (NORMDIST) (analog value, mean value,
Standard deviation, 1) function, and consider the mean value and standard deviation of each data, so as to the cumulative distribution being transformed to during normal distribution
Functional value and after being standardized, it is considered to the standardized value and the correlation at age of each data, and utilize Statistics Division
Reason program expert data statistical software (IBM SPSS Statistics (the linear regression analysis functions of 20.0 (IBM), so as to calculate
Go out by standardized wrinkle, elastic force, sagging numerical value be independent variable, the age as dependent variable linear regression formula, so as to derive
The computing formula of the aging face index of following mathematical expressions 1.The value of the aging face index is higher to represent that degree of aging is lower.
[mathematical expression 1]
(face synthesis ageing index)
(((numerical value+7.768* that -7.522* is standardized to elastic force measured value is surveyed=integer to wrinkle for 1- standardization
The numerical value+34.317 that the numerical value+9.985* that definite value is standardized is standardized to sagging measured value)) * 300)
※ integer：For the number after decimal point, rounded up.
Using the mathematical expression 1, the aging face index of the women of described 20-65 year is calculated, and illustrated in table 1 below
The mean value of different age group.
Table 1
| Age bracket | The mean value of aging face index |
| 20 years old age brackets | 231.8 |
| 30 years old age brackets | 188.4 |
| 40 years old age brackets | 90.2 |
| 50 years old age brackets | 63.4 |
| 60 years old age brackets | 47.3 |
Test example 3：Aging face improves efficacy assessments
Using 22 women (average 43.04 years old) as object, according to the same when being usually used anti-aging cosmetics, 8 are used
All aging products (conspicuous drawing anti-aging (HERA Age Away)).
It is front and after beginning to use 8 weeks in the use of the product, respectively according to the test example 1, determine wrinkle of skin,
Skin elasticity and skin sagging.The numerical value that will be determined, using the normal distribution of the programs of Microsoft Excel 2007
(NORMDIST) (analog value, mean value, standard deviation, 1) function, and consider the mean value and standard deviation of each data, so as to
Cumulative distribution function value when being transformed to normal distribution and after being standardized, referred to using the aging face of the mathematical expression 1
Number formula is calculated, and calculates after the mean value of described 22, and its result is illustrated in table 2 below.
Table 2
| Before aging products | After beginning to use aging products 8 weeks | |
| Aging face index it is average | 149.9 | 213.5 |
In the result of the table 2, can confirm that aging face index is increased from product using front 149.9
213.5, degree of aging has improvement.
Test example 4：According to the age for beginning to use basic cosmetics, aging face degree analyzing
231 20～65 years old test objects to the test example 2, investigate them and begin to use basicization in questionnaire form
The age of cosmetic (white class, emulsion, toner, facial mask or mildy wash for repairing for Basic skin outside color make-up etc.), and root
According to the age for beginning to use basic cosmetics, with 5 years old as interval be divided into it is multigroup after, 15 years old was started less than 20 years old to make
Group and the group for beginning to use less than 35 years old for 30 years old are wrinkled as each skin calculated in object, with the test example 2
Line, skin elasticity and skin sagging standardization index and aging face index compare, and its result is illustrated in Table 3 below.
Table 3
The wrinkle or elastic force of practical measurement, sagging result, although numerically have an actual change, but 15 years old with up to little
Began to use when 20 years old basic cosmetics test group and 30 years old less than 35 years old when the test group that begins to use, in system
Meter does not find significant difference (p on learning>0.05).However, being referred to the aging face obtained using these measure numerical computations
When digital display shows, it is able to confirm that and statistically have notable result (p<0.05), whereby it was confirmed that being started to make according to cosmetics
With the impact produced by the age, to elastic force and wrinkle and sagging, comprehensive impact can be all brought.
Claims (6)
1. a kind of skin aging evaluation method, the evaluation method includes：
A) the step of determining wrinkle, skin elasticity and the skin sagging of test object face；And
B) measurement result is quantized, the step of so as to calculate aging face index；
Wherein, the step that calculates of the aging face index includes：
B-1 the step of) determining facial wrinkle, skin elasticity and skin sagging, and its result quantized；
B-2) to multidigit test object, a) step is repeated, so as to accumulate wrinkle, skin elasticity and the skin of the face
The step of skin sagging result；
B-3 the step of computing formula of aging face index) is derived by using the result of the accumulation；And
B-4 aging face index) is calculated by using the computing formula, so as to build the step of aging face indicator database
Suddenly；
Wherein, the computing formula of the aging face index is following mathematical expressions 1,
Mathematical expression 1
((1- standardizes the (numerical value+7.768* that -7.522* is standardized to elastic force measured value to aging face index=integer
The numerical value+34.317 that the numerical value+9.985* that wrinkle measured value is standardized is standardized to sagging measured value)) *
300)。
2. skin aging evaluation method according to claim 1, it is characterised in that the aging face index calculates step
Suddenly further include：
B-5) to new test object, the b-1 is repeated) to b-4) the step of, so as to update the aging face index
Computing formula, and the step of update and build the aging face indicator database.
3. skin aging evaluation method according to claim 1, it is characterised in that methods described is further included：
C) step that the aging face index in the database by the aging face index for calculating with the structure is compared
Suddenly.
4. skin aging evaluation method according to claim 1, it is characterised in that the wrinkle of the face is by eye
The area of wrinkle is being measured.
5. skin aging evaluation method according to claim 1, it is characterised in that the skin elasticity of the face is to pass through
The elastic force of cheek is determined realizing.
6. skin aging evaluation method according to claim 1, it is characterised in that it is by shooting face that the face is sagging
Portion's photo by the photo of the shooting, is evaluated skin sagging being measured by grade.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2012-0135057 | 2012-11-27 | ||
| KR1020120135057A KR102121552B1 (en) | 2012-11-27 | 2012-11-27 | Method for evaluating facial skin aging |
| PCT/KR2013/010854 WO2014084602A1 (en) | 2012-11-27 | 2013-11-27 | Method for evaluating facial aging |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104640503A CN104640503A (en) | 2015-05-20 |
| CN104640503B true CN104640503B (en) | 2017-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201380047593.0A Expired - Fee Related CN104640503B (en) | 2012-11-27 | 2013-11-27 | Method for evaluating facial aging |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR102121552B1 (en) |
| CN (1) | CN104640503B (en) |
| WO (1) | WO2014084602A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102523871B1 (en) | 2015-12-04 | 2023-04-20 | 엘지전자 주식회사 | Terminal for measuring skin and method for controlling the same |
| CN112528828A (en) * | 2020-12-04 | 2021-03-19 | 阳光保险集团股份有限公司 | Intelligent smoker identification method and device |
| KR102635870B1 (en) * | 2022-12-22 | 2024-02-13 | 주식회사 휴앤바이옴 | Methods for determining skin type |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781448A (en) * | 1999-06-14 | 2006-06-07 | 宝洁公司 | Skin imaging and analysis system and method |
| CN1878499A (en) * | 2003-11-13 | 2006-12-13 | 荷兰联合利华有限公司 | Method and system for characterizing tactile perception |
| CN101755288A (en) * | 2007-07-23 | 2010-06-23 | 宝洁公司 | Method and apparatus for realistic simulation of wrinkle aging and de-aging |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3604530B2 (en) * | 1997-03-11 | 2004-12-22 | ポーラ化成工業株式会社 | Differentiating skin condition |
| JP2000201899A (en) * | 1999-01-11 | 2000-07-25 | Kao Corp | Display method for skin state |
| KR20050058783A (en) * | 2003-12-12 | 2005-06-17 | 에이징스탑 주식회사 | System for measuring biological age and service method thereof |
| KR20060131154A (en) * | 2005-06-15 | 2006-12-20 | 주식회사 리얼 에이지 | System for measuring biological age and service method thereof |
| BE1017201A4 (en) * | 2006-07-03 | 2008-04-01 | Karavani Ilan | Method for determining facial skin type of person, involves representing skin types in figures based on sebum content in each zone of skin |
| JP2010119428A (en) | 2008-11-17 | 2010-06-03 | Shiseido Co Ltd | Method, apparatus and program for analyzing skin state, and recording medium having the program recorded therein |
| KR20100091038A (en) * | 2009-02-09 | 2010-08-18 | 손정영 | A method of measuring skin aging |
| KR101633345B1 (en) * | 2009-09-07 | 2016-06-28 | (주)아모레퍼시픽 | Method and Kit for assessment of the neck skin age |
-
2012
- 2012-11-27 KR KR1020120135057A patent/KR102121552B1/en active IP Right Grant
-
2013
- 2013-11-27 CN CN201380047593.0A patent/CN104640503B/en not_active Expired - Fee Related
- 2013-11-27 WO PCT/KR2013/010854 patent/WO2014084602A1/en active Application Filing
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1781448A (en) * | 1999-06-14 | 2006-06-07 | 宝洁公司 | Skin imaging and analysis system and method |
| CN1878499A (en) * | 2003-11-13 | 2006-12-13 | 荷兰联合利华有限公司 | Method and system for characterizing tactile perception |
| CN101755288A (en) * | 2007-07-23 | 2010-06-23 | 宝洁公司 | Method and apparatus for realistic simulation of wrinkle aging and de-aging |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104640503A (en) | 2015-05-20 |
| WO2014084602A1 (en) | 2014-06-05 |
| KR102121552B1 (en) | 2020-06-11 |
| KR20140067597A (en) | 2014-06-05 |
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