CN211355493U

CN211355493U - Jaundice detector probe

Info

Publication number: CN211355493U
Application number: CN201922293694.3U
Authority: CN
Inventors: 谢清华
Original assignee: Guangzhou Risound Medical Equipment Co ltd
Current assignee: Guangzhou Risound Medical Equipment Co ltd
Priority date: 2019-12-19
Filing date: 2019-12-19
Publication date: 2020-08-28
Anticipated expiration: 2029-12-19

Abstract

The utility model provides a jaundice detector probe, includes the probe casing, is provided with spotlight lamp holder, LED light source, optic fibre, first light filter, first photoelectric sensor, second light filter and second photoelectric sensor in the probe casing, and optic fibre is provided with four, and the head end of four optic fibres is connected respectively on spotlight, and LED light source is provided with two, and wherein the end of two optic fibres is connected with two LED light sources respectively, and the end of two other optic fibres is connected with first light filter and second light filter respectively. Jaundice detector probe adopts the LED light source, has characteristics low in power dissipation, simple structure, small, that the precision is high.

Description

Jaundice detector probe

Technical Field

The utility model belongs to the technical field of the medical treatment detecting instrument and specifically relates to a probe for jaundice detector is related to.

Background

Bilirubin accumulates in the blood, tissues and interstitial fluids causing yellow staining, clinically known as jaundice, in the skin, mucous membranes, sclera and certain body fluids. Neonatal jaundice is a common disease in newborns. At present, a hospital usually adopts a percutaneous jaundice detector to detect a newborn, the detector uses a photoelectric technology, an electronic technology and a data processing technology to measure percutaneous bilirubin, only a probe of the detector is lightly pressed on forehead skin of the newborn and an infant, a percutaneous bilirubin value related to serum bilirubin concentration can be immediately and directly measured, and a serum bilirubin concentration value can be directly displayed through conversion, so that the percutaneous jaundice detector has the characteristics of simplicity and convenience.

However, the xenon flash lamp is generally used as a detection light source for a probe adopted by the existing percutaneous jaundice detector, and has the defects of high power consumption, complex power supply circuit, large circuit board area, high possibility of interference and the like, so that the precision of the product cannot be guaranteed, the size is large, and the carrying is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides an solve above-mentioned technique, provide an adopt LED light source, low power dissipation, simple structure, small, the jaundice detector probe that the precision is high.

In order to realize the utility model discloses the purpose, the technical scheme who adopts is: the utility model provides a jaundice detector probe, includes the probe casing, be provided with spotlight lamp holder, LED light source, optic fibre, first light filter, first photoelectric sensor, second light filter and second photoelectric sensor in the probe casing, optic fibre is provided with four, and the head end of four optic fibres is connected respectively on spotlight lamp head, the LED light source is provided with two, and wherein the end of two optic fibres is connected with two LED light sources respectively, and the end of two other optic fibres is connected with first light filter and second light filter respectively.

As a further improvement of the present invention, the first and second photosensors each employ a wavelength photodiode.

As a further improvement of the present invention, the optical fiber is a glass optical fiber or a plastic optical fiber.

As the utility model discloses a further improvement, first light filter is the green glow light filter, can see through the green glow that the wavelength is 500 ~ 560nm, first photoelectric sensor's collection wave band is 450 ~ 650 nm.

As a further improvement, the second light filter is a blue light filter, can see through the blue light that the wavelength is 450nm ~ 480nm, the collection wave band of second photoelectric sensor is 350 ~ 550 nm.

As a further improvement of the utility model, the color temperature of the LED light source is 3700K-5000K.

As a further improvement of the utility model, the spotlight holder is provided with emergent light mirror, first incident light mirror and second incident light mirror, and the head end of two optic fibre of being connected with two LED light sources is connected on emergent light mirror, and the head end of the optic fibre of being connected with first light filter is connected on first incident light mirror, and the optic fibre head end of being connected with the second light filter is connected on second incident light mirror.

As a further improvement, the second incident light mirror is circular, and the outgoing light mirror and the first incident light mirror are arranged in sequence from inside to outside in an annular manner with the second incident light mirror as a circle center.

As a further improvement, the exit mirror, the first incident mirror and the second incident mirror are made of full spectrum transparent material, and the light transmittance is not less than 90%.

As a further improvement, the exit mirror, the first incident mirror and the second incident mirror are made of full spectrum quartz glass or full spectrum transparent organic glass.

The utility model has the advantages that: the probe of the utility model adopts the LED lamp as the light source and optimizes the structure, so that the probe has the characteristics of low power consumption, simple structure and small volume; in addition, the LED light source is arranged in the probe, the photoelectric signal transmission distance is small, meanwhile, the double-LED light source is adopted, the four optical fibers realize double-output double-input four-path transmission, the photoelectric signal transmission intensity is greatly improved, the photoelectric signals are not easily interfered, and the detection precision can be effectively ensured.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the spotlight holder of the present invention.

Detailed Description

The present invention will be further described with reference to the following embodiments and accompanying drawings.

As shown in fig. 1 and 2, a jaundice detector probe includes a probe housing 1, and a light gathering lamp head 2, an LED light source 3, an optical fiber 4, a first optical filter 5, a first photoelectric sensor 6, a second optical filter 7, and a second photoelectric sensor 8 are disposed in the probe housing 1. The optical fibers 4 are four, the head ends of the four optical fibers 4 are respectively connected to the condenser lamp cap 2, the number of the LED light sources 3 is two, the tail ends of the two optical fibers 4 are respectively connected with the two LED light sources 3, and the tail ends of the other two optical fibers 4 are respectively connected with the first optical filter 5 and the second optical filter 7.

Further, the first photosensor 6 and the second photosensor 8 each employ a wavelength photodiode.

Further, the optical fiber 4 is a glass optical fiber 4 or a plastic optical fiber 4.

Furthermore, the first optical filter 5 is a green light optical filter, which can transmit green light with a wavelength of 500-560 nm, and the collection waveband of the first photoelectric sensor 6 is 450-650 nm.

Further, the second optical filter 7 is a blue optical filter, which can transmit blue light with a wavelength of 450nm to 480nm, and the collection waveband of the second photoelectric sensor 8 is 350 nm to 550 nm.

Further, the color temperature of the LED light source 3 is 3700K to 5000K.

Further, the condenser lamp head 2 is provided with an emergent light mirror 21, a first incident light mirror 22 and a second incident light mirror 23, the head ends of the two optical fibers 4 connected with the two LED light sources 3 are connected to the emergent light mirror 21, the head end of the optical fiber 4 connected with the first optical filter 5 is connected to the first incident light mirror 22, and the head end of the optical fiber 4 connected with the second optical filter 7 is connected to the second incident light mirror 23.

Further, the surface side of the second incident light mirror 23 is circular, and the exit light mirror 21 and the first incident light mirror 22 are sequentially arranged in a ring shape from inside to outside with the second incident light mirror 23 as a center.

Further, the exit mirror 21, the first incident mirror 22 and the second incident mirror 23 are all made of a full-spectrum light-transmitting material, and the light transmittance is not less than 90%, for example, made of full-spectrum quartz glass or full-spectrum light-transmitting organic glass.

The above-mentioned embodiments are only used to conveniently illustrate the present invention, and are not to the limit of the present invention in any form, and any person who knows commonly in the technical field has, if not in the scope of the technical features of the present invention, utilize the present invention to make the equivalent embodiment of local change or modification, and not to break away from the technical features of the present invention, and all still belong to the technical features of the present invention.

Claims

1. The utility model provides a jaundice detector probe, includes the probe casing, its characterized in that: the LED spotlight with the light source comprises a probe shell, and is characterized in that a spotlight holder, LED light sources, optical fibers, a first light filter, a first photoelectric sensor, a second light filter and a second photoelectric sensor are arranged in the probe shell, four optical fibers are arranged, the head ends of the four optical fibers are connected to the spotlight holder respectively, the number of the LED light sources is two, the tail ends of the two optical fibers are connected with the two LED light sources respectively, and the tail ends of the other two optical fibers are connected with the first light filter and the second light filter respectively.

2. The jaundice detector probe of claim 1, wherein: the first photoelectric sensor and the second photoelectric sensor both adopt wavelength photodiodes.

3. The jaundice detector probe of claim 1, wherein: the optical fiber is a glass optical fiber or a plastic optical fiber.

4. The jaundice detector probe of claim 1, wherein: the first optical filter is a green light optical filter and can transmit green light with the wavelength of 500-560 nm, and the collection waveband of the first photoelectric sensor is 450-650 nm.

5. The jaundice detector probe of claim 1, wherein: the second optical filter is a blue light optical filter and can transmit blue light with the wavelength of 450 nm-480 nm, and the collection waveband of the second photoelectric sensor is 350-550 nm.

6. The jaundice detector probe of claim 1, wherein: the color temperature of the LED light source is 3700K-5000K.

7. The jaundice detector probe of claim 1, wherein: the spotlight holder is provided with an emergent light mirror, a first incident light mirror and a second incident light mirror, the head ends of two optical fibers connected with two LED light sources are connected to the emergent light mirror, the head end of the optical fiber connected with the first optical filter is connected to the first incident light mirror, and the head end of the optical fiber connected with the second optical filter is connected to the second incident light mirror.

8. The jaundice detector probe of claim 7, wherein: the surface side of the second incident light mirror is circular, and the emergent light mirror and the first incident light mirror are sequentially arranged in a ring shape from inside to outside by taking the second incident light mirror as a circle center.

9. The jaundice detector probe of claim 7, wherein: the emergent light mirror, the first incident light mirror and the second incident light mirror are all made of full-spectrum light-transmitting materials, and the light transmittance is not less than 90%.

10. The jaundice detector probe of claim 9, wherein: the emergent light mirror, the first incident light mirror and the second incident light mirror are all made of full-spectrum quartz glass or full-spectrum light-transmitting organic glass.