CN107961445A - Skin icterus tester - Google Patents
Skin icterus tester Download PDFInfo
- Publication number
- CN107961445A CN107961445A CN201711380807.2A CN201711380807A CN107961445A CN 107961445 A CN107961445 A CN 107961445A CN 201711380807 A CN201711380807 A CN 201711380807A CN 107961445 A CN107961445 A CN 107961445A
- Authority
- CN
- China
- Prior art keywords
- light source
- light
- led light
- optical fiber
- icterus tester
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 206010023126 Jaundice Diseases 0.000 title claims abstract description 38
- 241001662043 Icterus Species 0.000 title claims abstract description 37
- 239000013307 optical fiber Substances 0.000 claims abstract description 39
- 238000007789 sealing Methods 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 abstract description 12
- 238000013461 design Methods 0.000 abstract description 7
- 210000003491 skin Anatomy 0.000 description 32
- BPYKTIZUTYGOLE-IFADSCNNSA-N Bilirubin Chemical compound N1C(=O)C(C)=C(C=C)\C1=C\C1=C(C)C(CCC(O)=O)=C(CC2=C(C(C)=C(\C=C/3C(=C(C=C)C(=O)N\3)C)N2)CCC(O)=O)N1 BPYKTIZUTYGOLE-IFADSCNNSA-N 0.000 description 22
- 206010033675 panniculitis Diseases 0.000 description 6
- 210000004304 subcutaneous tissue Anatomy 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 210000002966 serum Anatomy 0.000 description 5
- 238000005259 measurement Methods 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 3
- 239000008280 blood Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 210000002615 epidermis Anatomy 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008092 positive effect Effects 0.000 description 2
- 230000011514 reflex Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 208000018152 Cerebral disease Diseases 0.000 description 1
- 206010023138 Jaundice neonatal Diseases 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000008050 Total Bilirubin Reagent Methods 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 208000027119 bilirubin metabolic disease Diseases 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000003722 extracellular fluid Anatomy 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 208000036796 hyperbilirubinemia Diseases 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004446 light reflex Effects 0.000 description 1
- HVHKMUMXERBUAN-IFADSCNNSA-N mesobilirubin IXalpha Chemical compound N1C(=O)C(CC)=C(C)\C1=C\C1=C(C)C(CCC(O)=O)=C(CC2=C(C(C)=C(\C=C/3C(=C(C)C(=O)N\3)CC)N2)CCC(O)=O)N1 HVHKMUMXERBUAN-IFADSCNNSA-N 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 210000004400 mucous membrane Anatomy 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 238000007363 ring formation reaction Methods 0.000 description 1
- 210000003786 sclera Anatomy 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N5/0613—Apparatus adapted for a specific treatment
- A61N5/0621—Hyperbilirubinemia, jaundice treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
- A61N5/00—Radiation therapy
- A61N5/06—Radiation therapy using light
- A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
- A61N2005/0662—Visible light
- A61N2005/0663—Coloured light
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The present invention provides a kind of Skin icterus tester, including：Light supply apparatus and light source driving circuit.Light supply apparatus includes device body, the light source board in device body, the blue light LED light source on light source board and green light LED light source, and the reception optical fiber through light source board；Device body one end is see-through window, outwards to launch the reflection light outside light and reception；Blue light LED light source and the light-emitting area of green light LED light source support see-through window towards see-through window, the incidence end of reception optical fiber.Light source driving circuit is constant-current drive circuit, drives blue light LED light source and green light LED light source luminescent on light source board.The present invention is by the way that blue light LED light source and green light LED light source are integrated in light supply apparatus with reception optical fiber, blue light LED light source and the light-emitting area of green light LED light source region be directly facing see-through window and outwards launch light, eliminate incident optical, design difficulty and Skin icterus tester cost are reduced, also can effectively avoid ocular damage caused by direct projection.
Description
Technical field
The present invention relates to field of medical equipment, more particularly to a kind of Skin icterus tester.
Background technology
Bilirubin accumulates in blood tissues and interstitial fluid, skin, mucous membrane, sclera and some body fluid xanthochromia is occurred,
Clinically it is known as jaundice.Hyperbilirubinemia of newborn is neonatal period common disease, can seriously cause nuclear icterus, can cause courage
Red pigment cerebral disorders, therefore, clinically need icterus neonatorum to observe into Mobile state, to find and to treat in time.Traditional
Virus monitory can accurately measure total bilirubin and bilirubin direct level in serum, but need to take a blood sample, and be brought necessarily to infant
Pain, be not easy to be repeatedly detected, and Skin icterus tester has the advantages that quick, noninvasive, easy to dynamically observe, has extensive
Using.
At present, Skin icterus tester is to utilize percutaneous bilirubin and total serum bilirubin linear, percutaneous by measuring
Bilirubin concentration estimates the concentration of total serum bilirubin.Usually light source passes through the outer core of optical fiber in probe, is irradiated to skin,
A portion passes through skin reflex, and another part enters subcutaneous tissue back reflection, and the light of this two parts reflection passes through optical fiber
Inner wall is transferred to spectroscope on the inside of equipment, and light beam is divided into two-beam by spectroscope at an angle of 90 in proportion, per road light beam again by not
After the optical filter (460nm blue lights and 550nm green lights) of co-wavelength, be irradiated to the light-receiving end of silicon photo diode, carry out opto-electronic conversion,
Signal amplification, A/D conversions, data process＆analysis, go out serum bilirubin concentration value to obtain the final product.
Existing Skin icterus tester uses optical fiber structure more, comprising incident optical and reception optical fiber, wherein incident optical and
Reception optical fiber include all the way, two-way even more multichannel, only fiber design does not add difficulty, also improves its cost.
The content of the invention
The invention reside in a kind of Skin icterus tester is provided, to solve the problems of the prior art.
In order to solve the above technical problems, the present invention adopts the following technical scheme that：
The present invention provides a kind of Skin icterus tester, including：Light supply apparatus and light source driving circuit；Light supply apparatus includes device
Body, arranged on the intrinsic light source board of described device, the blue light LED light source on the light source board and green light LED light source, with
And the reception optical fiber through the light source board；Described device body one end is see-through window, outwards to launch light and receive outer
The reflection light in portion；The blue light LED light source and the light-emitting area of green light LED light source are towards the see-through window, the reception light
Fine incidence end supports the see-through window；Light source driving circuit is constant-current drive circuit, drives the blue light on the light source board
LED light source and green light LED light source luminescent.
Preferably, the blue light LED light source and the green light LED light source are alternately distributed cyclization around the reception optical fiber
Shape.
Preferably, the light source board is circular slab, and the reception optical fiber is arranged concentrically with the light source board.
Preferably, the blue light LED light source is that half-peak breadth is the light source of 10nm centered on wavelength 460nm, the green light
LED light source is the light source that half-peak breadth is 10nm centered on wavelength 550nm.
Preferably, the reception optical fiber includes sealing shell and the optical fiber inside the sealing shell.
Preferably, the inner wall of the sealing shell scribbles black layer.
Preferably, the Skin icterus tester further includes a camera lens；The camera lens includes the cylindrical body of both ends open and sets
The polarizer and analyzer in described cylindrical body one end；The cylindrical body is connected with the device body of the light supply apparatus,
The polarizer covers and is bonded the see-through window, and the analyzer is opposite with the reception optical fiber and analyzer covering
And it is bonded the incident end face of the reception optical fiber.
Preferably, the angle to shake thoroughly between direction and the direction that shakes thoroughly of the analyzer of the polarizer is 90 degree.
Preferably, the camera lens toward away from the light supply apparatus direction on tapered bore；The inner wall of the camera lens scribbles
Black layer.
Preferably, the camera lens is removably connected with the light supply apparatus.
As shown from the above technical solution, the advantages and positive effects of the present invention are：The present invention is by by blue light LED light source
It is integrated in green light LED light source and reception optical fiber in light supply apparatus, the light-emitting area of blue light LED light source and green light LED light source is direct
Outwards launch light towards see-through window, eliminate incident optical, reduce design difficulty and Skin icterus tester cost, can also have
Effect avoids the strong light of flash of light moment from causing the sense of discomfort of eyes, avoids ocular damage caused by direct projection.And driven using constant current, protect
The stability and uniformity of light-source brightness are demonstrate,proved, avoids the fluctuation due to light source from causing measurement error.
Brief description of the drawings
Fig. 1 is the schematic diagram of Skin icterus tester preferred embodiment of the present invention；
Fig. 2 is the schematic diagram of Skin icterus tester light supply apparatus preferred embodiment of the present invention；
Fig. 3 is the schematic diagram of the Skin icterus tester polarizer of the present invention and analyzer preferred embodiment；
Fig. 4 is the fundamental diagram of Skin icterus tester preferred embodiment of the present invention.
Wherein, the reference numerals are as follows：1st, Skin icterus tester；11st, light supply apparatus；111st, device body；112nd, light source
Plate；113rd, blue light LED light source；114th, green light LED light source；115th, reception optical fiber；12nd, light source driving circuit；13rd, camera lens；131、
Cylindrical body；132nd, the polarizer；133rd, analyzer；14th, spectroscope；15th, optical filtering；16th, photoelectric switching circuit；171st, A/D turns
Change；172、MCU；18th, display screen.
Embodiment
Embodying the exemplary embodiment of feature of present invention and advantage will describe in detail in the following description.It should be understood that
The present invention can have various changes in different embodiments, it is neither departed from the scope of the present invention, and theory therein
Bright and diagram inherently is illustrated as being used, and is not used to the limitation present invention.
In order to further illustrate the principle of the present invention and structure, the preferred embodiment of the present invention is carried out in conjunction with attached drawing detailed
Describe in detail bright.
Refering to Fig. 1 to Fig. 3, the present invention provides a kind of Skin icterus tester 1, including：Light supply apparatus 11, camera lens 13 and light source drive
Dynamic circuit 12.Light supply apparatus 11 includes device body 111, the light source board 112 in device body 111, arranged on light source board 112
On blue light LED light source 113 and green light LED light source 114, and the reception optical fiber 115 through light source board 112.Device body 111
One end is see-through window, for the reflection of the light and skin launched through blue light LED light source 113 and green light LED light source 114
Light.Light source driving circuit 12 is constant-current drive circuit, drives blue light LED light source 113 and green light LED light on light source board 112
Source 114 shines.The present invention is filled by the way that blue light LED light source 113 and green light LED light source 114 are integrated in light source with reception optical fiber 115
Put in 11, eliminate incident optical, reduce design difficulty and the cost of Skin icterus tester 1, also can effectively avoid flash of light moment
Strong light cause the senses of discomfort of eyes, avoid ocular damage caused by direct projection.And driven using constant current, ensure the steady of light-source brightness
Qualitative and uniformity, avoids the fluctuation due to light source from causing measurement error.
More preferably, blue light LED light source 113 and green light LED light source 114 are alternately distributed circlewise around reception optical fiber 115.Tool
Body, in the present embodiment, light source board 112 is circular slab, and blue light LED light source 113 and green light LED light source 114 are four pairs, alternately
Distribution is circlewise.In other embodiment, light source board 112 can be square, hexagon or other irregular shapes, can be according to actual need
Want and set.Blue light LED light source 113 and the quantity of green light LED light source 114 can be two pairs, three pairs or other quantity, can be according to reality
Border needs and sets.
Blue light LED light source 113 for centered on wavelength 460nm half-peak breadth be the light source of 10nm, green light LED light source 114 is
Centered on wavelength 550nm half-peak breadth for 10nm light source., not only can be to avoid the dry of other wavelength light sources using such a design
Disturb, improve instrument accuracy grade, ultraviolet can also be avoided to cause to damage to skin.And blue light LED light source 113 and green light LED light
The operating voltage in source 114 is low, power consumption is few, performance is stable, long lifespan, small.
Reception optical fiber 115 includes sealing shell and the optical fiber inside sealing shell.In order to eliminate ambient docking
The interference of optical fiber 115 is received, the inner wall of sealing shell scribbles black layer, and black layer can be absorbed to up to the external world of sealing shell inner wall
Light.
Skin icterus tester 1 further includes a camera lens 13.Camera lens 13 is removably connected with light supply apparatus 11.The present embodiment
In, the collocation camera lens 13 of Skin icterus tester 1 uses, and in other embodiments, camera lens 13 can not also be needed to be used alone.
Camera lens 13 includes cylindrical body 131 and the polarizer 132 arranged on 131 one end of cylindrical body and the analyzing of both ends open
Device 133, the polarizer 132 cover and are bonded see-through window, and analyzer 133 is opposite with reception optical fiber 115 and analyzer 133 covers simultaneously
It is bonded the end face of reception optical fiber 115.
Specifically, in the present embodiment, the polarizer 132 and analyzer 133 is generally aligned in the same plane and concentric.The polarizer
Direction of vibration and the polarizer 132 light of direction at grade that shakes thoroughly pass through in 132 permission incident lights, and the light passed through is known as
Polarised light.Analyzer 133 allows the polarised light consistent with the direction that shakes thoroughly of the polarizer 132 to pass through.Light is after the polarizer 132
Special angle polarised light is formed, after polarizing light irradiation to human skin, a part enters analyzer 133 after epidermis reflects, and one
Part enters analyzer 133 into subcutaneous tissue after reflecting, reflecting.In the present embodiment, the direction design of shaking thoroughly of analyzer 133
For the folder to shake thoroughly between direction and the direction that shakes thoroughly of analyzer 133 of the i.e. polarizer 132 vertical with the direction that shakes thoroughly of the polarizer 132
Angle is 90 degree.So light after epidermis reflects shakes direction into cannot pass through analyzing 90 degree thoroughly because of direction of vibration and analyzer
Device 133, therefore reception optical fiber 115 will not be entered and be detected, but the light reflected by subcutaneous tissue because direction of vibration with
Analyzer shakes direction not into 90 degree therefore can be detected by analyzer 133 into reception optical fiber 115 thoroughly.In other embodiment,
The angle to shake thoroughly between direction and the direction that shakes thoroughly of analyzer 133 of the polarizer 132 can also be other angles, can be according to reality
Need and set.Using polarized-light techniques, the polarizer 132 and analyzer 133 are set, eliminate the reflected light from skin surface,
Increase is used to calculate the blue light of blood mesobilirubin and the difference of green light, improves the accuracy and precision of result of calculation.
For the angle in shake the thoroughly direction and the direction that shakes thoroughly of analyzer 133 of the polarizer 132 is adjusted to 90 degree, the polarizer
One of them is fixed for both 132 and analyzer 133, another to rotate about the axis adjusting.In the present embodiment, analyzer 133 is with connecing
Receive optical fiber 115 to connect and fix, the polarizer 132 rotates about the axis adjusting., can be by the polarizer 132 and device sheet in other embodiment
Body 111 connects and fixes, and analyzer 133 rotates about the axis adjusting, can set as needed.
More preferably, the inner wall of cylindrical body 131 scribbles black layer, is in order to avoid entering without the light of skin reflex
Analyzer 133.When light reflexes to the inner wall of cylindrical body 131, black layer is absorbed by these light, without as other
Color (non-black) continues reflection like that makes these light pass through analyzer 133 to enter reception optical fiber 115, causes detected
Reflected light be just not allowed, measurement error can be caused.
To reduce the interference of ambient and then causing the inaccuracy for detecting data, the past remote light supply apparatus 11 of camera lens 13 is gradually
Necking footpath.
Refering to Fig. 4,1 operation principle of Skin icterus tester of the invention is as follows：Skin icterus tester 1 contacts skin and started by press
To test, the blue light LED light source 113 and green light LED light source 114 on light supply apparatus 11 launch light, and light reaches the polarizer 132,
The polarised light passed through after the polarizer 132 reaches skin.A part of polarised light enters analyzer 133 after epidermis reflects, and one
Part enters analyzer 133 into subcutaneous tissue after reflecting, reflecting, and analyzer 133 only allows to be reflected back by subcutaneous tissue
The light come enters reception optical fiber 115, the direction because direction of vibration of the light reflected by subcutaneous tissue and analyzer shake thoroughly
Not into 90 degree therefore can pass through.The light of arrival reception optical fiber 115 is through spectroscope 14 according to 50:50 ratios enter optical filtering 15
Photoelectric switching circuit 16, which is irradiated into, after (460nm optical filters and 550nm optical filters) is converted into electric signal, then through data processing system
The A/D of system changes 171 and MCU172 and data is changed, gather, handle and are analyzed, and percutaneous bilirubin concentration is calculated
(TCB), based on the percutaneous bilirubin concentration (TCB) estimation total serum bilirubin concentration (TSB), and institute is shown on display screen 18
Survey result.The Skin icterus tester 1 of the present invention can fast and accurately detect neonatal bilirubin concentration, reduce neonate's illness wind
Danger.
Above-mentioned spectroscope 14, optical filtering 15, photoelectric switching circuit 16, A/D conversions 171, MCU172, the tool of the grade of display screen 18
Body structure and setting can refer to the prior art, no longer be discussed in detail herein.
As shown from the above technical solution, the advantages and positive effects of the present invention are：The present invention is by by blue light LED light source
It is integrated in green light LED light source and reception optical fiber in light supply apparatus, the light-emitting area of blue light LED light source and green light LED light source is direct
Outwards launch light towards see-through window, eliminate incident optical, reduce design difficulty and Skin icterus tester cost, can also have
Effect avoids the strong light of flash of light moment from causing the sense of discomfort of eyes, avoids ocular damage caused by direct projection.And driven using constant current, protect
The stability and uniformity of light-source brightness are demonstrate,proved, avoids the fluctuation due to light source from causing measurement error.
It these are only the preferable possible embodiments of the present invention, not limit the scope of the invention, it is all with the present invention
Equivalent structure change made by specification and accompanying drawing content, is all contained in protection scope of the present invention.
Claims (10)
- A kind of 1. Skin icterus tester, it is characterised in that including：Light supply apparatus, including device body, arranged on the intrinsic light source board of described device, the blue light on the light source board LED light source and green light LED light source, and the reception optical fiber through the light source board；Described device body one end is see-through window, Outwards to launch the reflection light outside light and reception；The blue light LED light source and the light-emitting area of green light LED light source are towards institute See-through window is stated, the incidence end of the reception optical fiber supports the see-through window；Light source driving circuit, is constant-current drive circuit, drives blue light LED light source and green light LED light source hair on the light source board Light.
- 2. Skin icterus tester according to claim 1, it is characterised in that the blue light LED light source and the green light LED light Source is alternately distributed circlewise around the reception optical fiber.
- 3. Skin icterus tester according to claim 2, it is characterised in that the light source board is circular slab, the reception light It is fine to be arranged concentrically with the light source board.
- 4. Skin icterus tester according to claim 2, it is characterised in that the blue light LED light source be using wavelength 460nm as Center half-peak breadth is the light source of 10nm, and the green light LED light source is the light source that half-peak breadth is 10nm centered on wavelength 550nm.
- 5. Skin icterus tester according to claim 1, it is characterised in that the reception optical fiber includes sealing shell and is arranged on Optical fiber inside the sealing shell.
- 6. Skin icterus tester according to claim 5, it is characterised in that the inner wall of the sealing shell scribbles black layer.
- 7. Skin icterus tester according to claim 1, it is characterised in that the Skin icterus tester further includes a camera lens；Institute Stating camera lens includes the cylindrical body of both ends open and the polarizer and analyzer arranged on described cylindrical body one end；The cylindrical body is connected with the device body of the light supply apparatus, and the polarizer covers and is bonded the window Mouthful, the analyzer is opposite with the reception optical fiber and the analyzer covers and is bonded the incident end face of the reception optical fiber.
- 8. Skin icterus tester according to claim 7, it is characterised in that shake thoroughly direction and the analyzing of the polarizer Angle between the direction that shakes thoroughly of device is 90 degree.
- 9. Skin icterus tester according to claim 7, it is characterised in that the past side away from the light supply apparatus of the camera lens Upward tapered bore；The inner wall of the camera lens scribbles black layer.
- 10. Skin icterus tester according to claim 7, it is characterised in that the camera lens removably with the light source Device connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711380807.2A CN107961445B (en) | 2017-12-20 | 2017-12-20 | Percutaneous jaundice instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711380807.2A CN107961445B (en) | 2017-12-20 | 2017-12-20 | Percutaneous jaundice instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107961445A true CN107961445A (en) | 2018-04-27 |
| CN107961445B CN107961445B (en) | 2024-01-26 |
Family
ID=61995743
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711380807.2A Active CN107961445B (en) | 2017-12-20 | 2017-12-20 | Percutaneous jaundice instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107961445B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108078544A (en) * | 2017-12-28 | 2018-05-29 | 中国人民解放军***总医院 | Jaundice measurement device of being grown up and its detection method |
| CN116671869A (en) * | 2023-06-21 | 2023-09-01 | 四川指南熊医疗科技有限公司 | Jaundice measuring probe and jaundice detection device |
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| CN208464988U (en) * | 2017-12-20 | 2019-02-05 | 深圳乐普智能医疗器械有限公司 | Skin icterus tester |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107961445B (en) | 2024-01-26 |
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