CN113237861A - Blood sample analyzer - Google Patents
Blood sample analyzer Download PDFInfo
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- CN113237861A CN113237861A CN202110566954.9A CN202110566954A CN113237861A CN 113237861 A CN113237861 A CN 113237861A CN 202110566954 A CN202110566954 A CN 202110566954A CN 113237861 A CN113237861 A CN 113237861A
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- light
- blood sample
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- 239000008280 blood Substances 0.000 title claims abstract description 63
- 210000004369 blood Anatomy 0.000 title claims abstract description 63
- 238000001514 detection method Methods 0.000 claims abstract description 40
- 238000012921 fluorescence analysis Methods 0.000 claims abstract description 20
- 239000000126 substance Substances 0.000 claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 230000003287 optical effect Effects 0.000 claims description 36
- 239000011521 glass Substances 0.000 claims description 18
- 238000004321 preservation Methods 0.000 claims description 12
- 238000007639 printing Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 5
- 238000002189 fluorescence spectrum Methods 0.000 claims description 3
- 238000004458 analytical method Methods 0.000 abstract description 12
- 102000001554 Hemoglobins Human genes 0.000 abstract description 7
- 108010054147 Hemoglobins Proteins 0.000 abstract description 7
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 abstract 1
- 230000005284 excitation Effects 0.000 description 8
- 238000009534 blood test Methods 0.000 description 6
- 238000010183 spectrum analysis Methods 0.000 description 6
- 238000007689 inspection Methods 0.000 description 3
- 102000036675 Myoglobin Human genes 0.000 description 2
- 108010062374 Myoglobin Proteins 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 239000002775 capsule Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6486—Measuring fluorescence of biological material, e.g. DNA, RNA, cells
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N2021/6463—Optics
Abstract
The invention discloses a blood sample analyzer, wherein a heat insulation component comprises a positioning plate and a covering part; the positioning plate is provided with a through opening; the covering part comprises a shell, a cover body movably arranged on the shell, an elastic element connected between the cover body and the shell and a heating element arranged on the cover body; the covering part moves relative to the positioning plate and has a closed position and an open position; in the closed position, the cover body is matched with the positioning plate to form a sealed bin surrounding the through opening; the detection assembly comprises a storage table top, a light source assembly and a fluorescence analysis module; the object placing table top is arranged corresponding to the through opening. According to the invention, through a fluorescence analysis technology, rapid detection and analysis of substances such as hemoglobin in a blood sample can be realized, and the detection and analysis requirements of the blood sample on rapidness, no contact and no pollution are effectively met. In addition, the blood sample can be maintained at a proper environmental temperature, and the detection and analysis precision of the blood sample is effectively improved.
Description
Technical Field
The invention relates to the technical field of optical detection equipment, in particular to a blood sample analyzer.
Background
When detecting blood sample, the comparatively mature technique is through the content of free hemoglobin in the mode detection blood bag of chemical inspection, has the outstanding advantage that the accuracy is high, but the mode of chemical inspection need open the blood bag and take out the sample and carry out the chemical examination, can't satisfy quick, non-contact, pollution-free demand.
Hemoglobin, myoglobin, and other substances in the blood sample are excited by light of a specific waveband and can emit fluorescence. The spectrum formed by the fluorescence can be used for analyzing the blood sample, and the content of substances such as hemoglobin and myoglobin in the blood sample can be measured. The analysis method has the advantages of rapidness, no contact, no pollution and the like, and is a current hotspot technology. Based on the above analysis methods, there is an urgent need to develop a product for blood sample analysis that can be commercially applied. In addition, in the conventional chemical examination method and the fluorescence analysis method, the detection accuracy of the blood sample is greatly affected by the environmental temperature.
Disclosure of Invention
In view of the above technical problems, the present invention aims to: the blood sample analyzer can realize the rapid detection and analysis of substances such as hemoglobin in a blood sample by a fluorescence analysis technology, and effectively meets the detection and analysis requirements of the blood sample on rapidness, no contact and no pollution. In addition, the blood sample can be maintained at a proper environmental temperature, and the detection and analysis precision of the blood sample is effectively improved.
The technical solution of the invention is realized as follows: a blood sample analyzer comprises a heat preservation component and a detection component;
the heat preservation assembly comprises a positioning plate and a covering part; the positioning plate is provided with a through opening;
the covering part comprises a shell, a cover body movably arranged on the shell, an elastic element connected between the cover body and the shell and a heating element arranged on the cover body;
the covering part is movable relative to the positioning plate and has a closed position and an open position; in the closed position, the cover body is matched with the positioning plate to form a sealed bin surrounding the through opening; in the open position, the blood sample can be placed in the through opening;
the detection assembly comprises a storage table top, a light source assembly and a fluorescence analysis module; the object placing table top is arranged corresponding to the through opening; the light source component is used for emitting exciting light for exciting substances in the blood sample to emit fluorescent light; the fluorescence analysis module is used for collecting fluorescence light and generating a fluorescence spectrum.
Further, the analyzer includes a controller; the controller is connected with the heat preservation assembly and the detection assembly respectively.
Further, the analyzer includes a printing assembly; the printing assembly is connected with the controller.
Further, the analyzer includes a display unit; the display unit is connected with the controller; the display unit comprises a human-computer exchange interface.
Further, the detection assembly comprises a first body, a second body and a light splitting lens; a first inclined plane is arranged on the first main body; a first light path channel extending along a first direction and a second light path channel extending along a second direction are arranged in the first main body; one end of the first light path channel is intersected with one end of the second light path channel on the first inclined plane to form a first window; the object placing table top is arranged on the first main body; one end of the second light path channel, which is far away from the first window, forms a detection hole on the object placing table top;
a second inclined plane is arranged on the second main body corresponding to the first inclined plane; a third light path channel is arranged in the second main body corresponding to the second light path channel; one end of the third light path channel forms a second window on the second inclined plane;
the first main body and the second main body are mutually matched and have a matched state; in the matched state, a mounting gap is formed between the first inclined surface and the second inclined surface, the first window and the second window correspond to each other in the second direction, and the second optical path channel and the third optical path channel correspond to each other in the second direction;
the light splitting lens is arranged in the mounting gap and positioned between the first window and the second window; the beam splitting mirror is for reflecting light of a first wavelength range and for transmitting light of a second wavelength range.
Further, a first side surface is arranged on the first main body; a light inlet hole is formed in the first side face at one end, far away from the first window, of the first light path channel; the light source component is arranged corresponding to the light inlet hole.
Furthermore, a glass plate is covered on the object placing table top; and avoidance holes are formed in the glass plate corresponding to the detection holes.
Further, the glass plate is detachably coupled to the first body.
Further, a second bottom surface is arranged on the second main body; a light ray outlet hole is formed in the second bottom surface at one end, far away from the second window, of the third light path channel; the fluorescence analysis module is arranged corresponding to the light outlet.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. according to the invention, through a fluorescence analysis technology, rapid detection of substances such as hemoglobin in a blood sample can be realized, and the detection requirements of the blood sample on rapidness, no contact and no pollution are effectively met. In addition, through the cooperation use of heat preservation subassembly, can maintain the ambient temperature in the sealed storehouse at predetermined temperature, and then can maintain blood sample at suitable ambient temperature, effectively improve blood sample's detection precision.
2. In the detection assembly, the first main body and the second main body are matched for use, and the first light path channel, the second light path channel and the third light path channel are formed in the first main body and the second main body, so that the detection assembly is compact in overall structure and high in integration degree, and the overall size of the fluorescence analysis equipment is effectively reduced. The light splitting lens is clamped between the first inclined plane and the second inclined plane, so that the light splitting lens is stable and reliable to fix, impurities such as dust in the air cannot contact with the light splitting lens, and the light splitting lens can be effectively protected.
Drawings
The technical scheme of the invention is further explained by combining the accompanying drawings as follows:
FIG. 1 is a schematic three-dimensional structure of the overall structure of the present invention;
FIG. 2 is a schematic three-dimensional view of the thermal assembly and the inspection assembly of the present invention in combination;
FIG. 3 is a schematic three-dimensional structure of the covering part of the present invention;
FIG. 4 is a side sectional view of FIG. 3;
FIG. 5 is a schematic three-dimensional structure of a detection assembly of the present invention;
FIG. 6 is a schematic top view of the structure of FIG. 5;
FIG. 7 is a schematic cross-sectional view taken at A-A in FIG. 6;
FIG. 8 is a schematic three-dimensional structure of FIG. 5 from another perspective;
FIG. 9 is a schematic three-dimensional structure of a first body and a glass plate of the present invention;
FIG. 10 is a schematic three-dimensional structure of a first body of the present invention;
FIG. 11 is a schematic three-dimensional structure of a second body according to the present invention;
FIG. 12 is a schematic three-dimensional structure of FIG. 11 from another perspective;
FIG. 13 is a control schematic of the present invention;
FIG. 14 is a schematic three-dimensional structure of a prior art blood test strip;
wherein: 1. a first body; 11. a first inclined plane; 12. a first window; 13. a first side surface; 14. a first optical path channel; 15. a storage table top; 16. a second optical path channel; 17. a first slot; 171. a first optical filter; 2. a second body; 21. a second inclined plane; 22. a second bottom surface; 23. a second window; 26. a third optical path channel; 27. a second slot; 271. a second optical filter; 3. a light source assembly; 31. a fluorescence analysis module; 4. a housing; 41. a female buckle; 43. a male buckle; 5. positioning a plate; 51. a through opening; 53. a housing; 54. a cover plate; 55. a heating element; 56. an elastic element; 57. an annular raised structure; 58. an annular groove structure; 6. a printing assembly; 7. a glass plate; 71. avoiding holes; 8. a spectroscopic lens; 9. a display unit; 91. blood test piece.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to fig. 1-14, a blood sample analyzer according to the present invention includes a housing 4, a temperature maintaining assembly, and a detecting assembly. The heat preservation assembly and the detection assembly are both arranged in a shell 4, and the shell 4 is made of plastics. The heat preservation subassembly includes locating plate 5 and lid portion. The positioning plate 5 is fixed on the housing 4. A placement area is defined on the surface of the positioning plate 5, and a through opening 51 penetrating the positioning plate 5 is formed in the placement area. As shown in fig. 14, a blood test piece 14 of the prior art, blood to be tested is present in the blood test piece 14 to form a blood sample. The through opening 51 is adapted to the blood test piece 14, and the blood test piece 14 can be disposed in the through opening 51 in a clearance fit manner.
As shown in fig. 2, 3 and 4, the covering portion includes a housing 53, a cover 54 movably mounted on the housing 53, an elastic member 56 connected between the cover 54 and the housing 53, and a heating element 44 mounted on the cover 54. The back of the housing 53 is formed with a plurality of guide posts, the cover 54 is formed with guide holes corresponding to the guide posts, the cover 54 is mounted on the guide posts through the guide holes, so that the cover 54 can move in a direction close to or away from the back of the housing 53, the elastic element 56 is preferably a coil spring, the coil spring is sleeved on the guide posts, one end of the coil spring abuts against the cover 54, and the other end of the coil spring abuts against the housing 53. The coil spring is used to provide a force to restore the cover 54 to the original state. The heating element 44 may be a PTC heater having a constant temperature function.
The entire cover portion is movable relative to the positioning plate 5, and has a closed position and an open position. In the closed position, the cover 53 cooperates with the positioning plate 5 to form a sealed chamber surrounding the through opening 51; in the open position, a blood sample can be placed in the through opening 51. In particular, a ring of annular projection 57 is formed on the positioning plate 5 around the through opening 51. An annular groove structure 58 is formed on the cover 53 corresponding to the annular projection structure 57. In the aforementioned closed position, the annular projection 57 can be inserted into the annular groove 58, with the top face of the annular projection 57 abutting against the bottom face of the annular groove 58, so that a sealed chamber is formed between the cover 53 and the positioning plate 5, in which chamber the through-opening 51 is located. In this embodiment, the cover portion is hinged to the positioning plate 5, and the cover portion can rotate relative to the positioning plate 5 to form the closed position and the open position. Wherein, when in the closed position, the elastic element 56 provides a spring-like force to enable the cover plate 53 to press against the positioning plate 5, i.e. the top surface of the annular convex structure 57 presses against the bottom surface of the annular concave structure 58 to improve the sealing performance of the overall structure of the cartridge.
In the embodiment, in the closed position, the covering part is connected with the positioning plate 5 through a buckle structure so as to lock the covering part. By releasing the snap structure, the closing part can be unlocked from the positioning plate 5. Specifically, the snap structure comprises a male buckle 43 and a female buckle 41, the female buckle 41 is installed at a predetermined position on the housing 4, the male buckle 43 is installed at a predetermined position on the housing 53, and when the covering part rotates to the closed position, the male buckle 43 and the female buckle 41 are matched to lock the covering part and the positioning plate 5.
The detection assembly includes a platform 15, a light source assembly 3 and a fluorescence analysis module 31. The detection assembly is fixed in the housing 4 and located below the positioning plate 5, and the placing table 15 is arranged corresponding to the through opening 51. When a blood sample is placed in the through opening 51, the blood sample is received by the placement table 15. The light source assembly 3 and the fluorescence analysis module 31 are conventional components in the prior art. Wherein the light source assembly 3 is used for emitting exciting light rays. The excitation light irradiates the blood sample and can excite the substance to be measured in the blood sample on the platform surface 15 to emit fluorescence light. The fluorescence analysis module 31 is used for collecting the fluorescence light and generating a fluorescence spectrum.
Through the structural design, during detection and analysis, the blood sample is placed in the sealed bin constructed by the heat preservation assembly, and the proper environmental temperature can be maintained through the action of the heating element 55. The blood sample is synchronously arranged on the detection component so as to be convenient for detection and analysis of the blood sample.
As shown in fig. 13, the analyzer of the present embodiment includes a controller, a printing assembly 6, and a display unit 9. The controller is respectively connected with the heat preservation assembly, the detection assembly, the printing assembly 6 and the display unit 9 through cables. The printing unit 6 is used to print out the results of the blood sample analysis (hemoglobin content, etc.). The display unit 9 includes a screen on which information of temperature, spectrum, and the like is displayed. The controller can control the heat preservation assembly, the detection assembly, the printing assembly 6 and the display unit 9 to execute corresponding instructions. For example, the heating element 55 in the keep warm assembly can be controlled by the controller to start or stop heating. The display unit comprises a human-computer exchange interface. The display unit 9 further comprises a human-computer interface, through which an operator can control the controller to execute corresponding instructions.
As shown in fig. 5 to 12, the detecting member of the present embodiment includes a first body 1, a second body 2, and a spectroscopic lens 6. The first body is machined from a metallic material. The first body 1 is formed with a first inclined surface 11. The first body 1 is internally formed with a first optical path passage 14 and a second optical path passage 16. The first optical path passage 13 extends in a first direction. The second optical path passage 16 extends in the second direction. One end of the first light path channel 13 and one end of the second light path channel 16 intersect to form a first window 12 on the first slope 11. In this embodiment, the first direction is defined as being along a horizontal direction, and the second direction is defined as being along a vertical direction. The first inclined plane 11 forms an included angle of 45 degrees with the first direction and the second direction. Light may be transmitted in the first and second light path channels 14 and 14, respectively.
The second body 2 is also machined from a metallic material. The second body 2 is formed with a second inclined surface 21 corresponding to the first inclined surface 11. A third optical path passage 26 is formed in the second body 2 corresponding to the second optical path passage 16. The third optical path 26 extends in the second direction. One end of the third optical path passage 26 forms a second window 23 on the second slope 21.
The first body 1 and the second body 2 are detachably connected, and are engaged with each other and have an engaged state. In the fitted state, a mounting gap is formed between the first inclined surface 11 and the second inclined surface 21, and the first window 12 and the second window 23 correspond in the second direction, and the second optical path 16 and the third optical path 26 correspond in the second direction. The spectroscopy optics 6 is mounted in the aforementioned mounting gap and is located between the first 12 and second 23 windows. The beam splitting optics 6 are for reflecting light of a first wavelength range and for transmitting light of a second wavelength range. Wherein light of the first wavelength range is transmitted in the first light path channel 14, reflected by the beam splitter 6 and enters the second light path channel 16. The light in the second wavelength range is fluorescence generated after the blood sample is excited, and the fluorescence is transmitted in the second optical path channel 16 and enters the third optical path channel 26 after passing through the spectroscopic lens 6. In this embodiment, the wavelength range of the light in the first wavelength range is 430nm to 480nm, and the wavelength range of the light in the second wavelength range is 530nm to 600 nm. The spectroscopic lens 6 is adhered to the first inclined surface 11 or the second inclined surface 21 by a light-transmitting glue.
Through above-mentioned structural design, beam splitting lens 6 is by the centre gripping between first inclined plane 11 and second inclined plane 21, can make beam splitting lens 6 fixed reliable and stable, and impurity such as dust in the air can't contact with the beam splitting lens, can form effectual protection to beam splitting lens 6.
The light source module 3 described above is used to emit excitation light rays transmitted in the first light path channel 14. The first body 1 is formed with a first side surface 13, and an end of the first light path channel 14 away from the first window 12 forms a light inlet hole on the first side surface. The light source assembly 3 is fixed on the first main body 1 and arranged corresponding to the light inlet. The light source assembly 3 is conventional in the art and is capable of generating light in the first wavelength range.
The platform 15 is formed on the first body 1. The end of the second light path channel 16 far from the first window 12 forms a detection hole on the placing table 15. The excitation light reflected by the spectroscopic lens 8 is transmitted by the second optical path channel 16, and is emitted from the detection hole to irradiate on the blood sample, so as to excite the substance of the blood sample to generate fluorescence light.
As shown in fig. 5, the table top 15 is covered with a light-permeable glass plate 7. Avoidance holes 71 are processed on the glass plate 7 corresponding to the detection holes. The blood sample is placed on the glass plate 7, and the excitation light passes through the escape hole 71 and is irradiated into the blood sample. The glass plate 7 of the present embodiment may be replaced with other materials such as a plastic plate and a metal plate. The glass plate 7 is detachably attached to the first body 1 so that the glass plate 7 can be detached from the first body 1. Specifically, a sink groove is formed in the placement table 15, and the glass plate 7 is fitted in the sink groove. When the glass plate 7 is worn and the like, the glass plate 7 is replaced, so that light can not be blocked during propagation, and the detection of the blood sample is facilitated.
As shown in fig. 3, the first body 1 of the present embodiment is formed with a first insertion groove 17 for cutting off the first optical path 14. One end of the first slot 17 forms an opening on the surface of the first body 1. The first slot 17 is provided with a first filter 171 in an inserting manner. The first filter 171 is used for filtering other light rays in the first optical path 14 except the light ray in the first wavelength range. A focusing lens may be installed in the first optical path channel 14 according to actual requirements to collimate the excitation light generated by the light source assembly 3 and focus the excitation light on the beam splitting lens 6.
Wherein the second body 2 is provided with a second bottom surface 22. The end of the third light-path channel 26 remote from the second window 23 forms a light exit aperture in the second bottom surface 22. The fluorescence generated by the excited blood sample enters the second optical path channel 16, passes through the spectroscopic lens 6, enters the third optical path channel 26, and exits through the light exit hole. The fluorescence analysis module 31 is disposed corresponding to the light exit hole, and the fluorescence analysis module 31 includes a light sensor and a spectrum analysis module. The light sensor receives the light coming out of the light outlet hole, and the spectral analysis module performs spectral analysis on the light. The light sensor and the spectral analysis module are conventional components in the art and are both connected to a controller.
Wherein the second body 2 is formed with a second slot 27 for cutting off the third optical path 26. One end of the second slot 27 forms an opening in the surface of the second body 2. The second slot 27 is provided with a second optical filter 271 in an inserting manner. The second filter 271 is used for filtering other light rays in the third optical path 26 except the light ray in the second wavelength range. According to practical requirements, a focusing lens may be installed in the third optical path channel 26 to collimate the fluorescent light transmitted in the third optical path channel 26 and focus the fluorescent light on the light sensor.
In this embodiment, the first optical path 14, the second optical path 16, and the third optical path 26 may be arranged in parallel, so as to detect substances at different positions of the blood sample.
In particular use, the closure is moved to the open position, a blood sample is placed in the through opening 51 and the blood sample is placed on the glass plate 7. The closure is moved to the closed position and the heating element 55 is activated to heat and maintain the space within the capsule at a predetermined temperature. The light source assembly 3 and the fluorescence analysis module 31 are started to work, the light source assembly 3 generates excitation light, the excitation light is transmitted in the first light path channel 14, is reflected by the light splitting lens 6, enters the second light path channel 16, and irradiates on a blood sample to excite the substance of the blood sample to generate fluorescence light. The fluorescence light enters the second light path channel 16, passes through the beam splitter 6, enters the third light path channel 26, and is received by the fluorescence analysis module 31 for spectrum analysis. The display unit 9 displays the spectral information, and the result of the spectral analysis can be printed by the printing unit 6
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A blood sample analyzer comprises a heat preservation component and a detection component; the method is characterized in that:
the heat preservation assembly comprises a positioning plate and a covering part; the positioning plate is provided with a through opening;
the covering part comprises a shell, a cover body movably arranged on the shell, an elastic element connected between the cover body and the shell and a heating element arranged on the cover body;
the covering part is movable relative to the positioning plate and has a closed position and an open position; in the closed position, the cover body is matched with the positioning plate to form a sealed bin surrounding the through opening; in the open position, the blood sample can be placed in the through opening;
the detection assembly comprises a storage table top, a light source assembly and a fluorescence analysis module; the object placing table top is arranged corresponding to the through opening; the light source component is used for emitting exciting light for exciting substances in the blood sample to emit fluorescent light; the fluorescence analysis module is used for collecting fluorescence light and generating a fluorescence spectrum.
2. The blood sample analyzer of claim 1, wherein: the analyzer includes a controller; the controller is connected with the heat preservation assembly and the detection assembly respectively.
3. The blood sample analyzer of claim 2, wherein: the analyzer includes a printing assembly; the printing assembly is connected with the controller.
4. The blood sample analyzer of claim 2, wherein: the analyzer includes a display unit; the display unit is connected with the controller; the display unit comprises a human-computer exchange interface.
5. The blood sample analyzer of claim 1, wherein: the detection assembly comprises a first main body, a second main body and a light splitting lens; a first inclined plane is arranged on the first main body; a first light path channel extending along a first direction and a second light path channel extending along a second direction are arranged in the first main body; one end of the first light path channel is intersected with one end of the second light path channel on the first inclined plane to form a first window; the object placing table top is arranged on the first main body; one end of the second light path channel, which is far away from the first window, forms a detection hole on the object placing table top;
a second inclined plane is arranged on the second main body corresponding to the first inclined plane; a third light path channel is arranged in the second main body corresponding to the second light path channel; one end of the third light path channel forms a second window on the second inclined plane;
the first main body and the second main body are mutually matched and have a matched state; in the matched state, a mounting gap is formed between the first inclined surface and the second inclined surface, the first window and the second window correspond to each other in the second direction, and the second optical path channel and the third optical path channel correspond to each other in the second direction;
the light splitting lens is arranged in the mounting gap and positioned between the first window and the second window; the beam splitting mirror is for reflecting light of a first wavelength range and for transmitting light of a second wavelength range.
6. The blood sample analyzer of claim 1, wherein: the first main body is provided with a first side surface; a light inlet hole is formed in the first side face at one end, far away from the first window, of the first light path channel; the light source component is arranged corresponding to the light inlet hole.
7. The blood sample analyzer of claim 1, wherein: the table top is covered with a glass plate; and avoidance holes are formed in the glass plate corresponding to the detection holes.
8. The blood sample analyzer of claim 7, wherein: the glass plate is detachably connected with the first body.
9. The blood sample analyzer of claim 1, wherein: a second bottom surface is arranged on the second main body; a light ray outlet hole is formed in the second bottom surface at one end, far away from the second window, of the third light path channel; the fluorescence analysis module is arranged corresponding to the light outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110566954.9A CN113237861A (en) | 2021-05-24 | 2021-05-24 | Blood sample analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110566954.9A CN113237861A (en) | 2021-05-24 | 2021-05-24 | Blood sample analyzer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113237861A true CN113237861A (en) | 2021-08-10 |
Family
ID=77138469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110566954.9A Withdrawn CN113237861A (en) | 2021-05-24 | 2021-05-24 | Blood sample analyzer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113237861A (en) |
-
2021
- 2021-05-24 CN CN202110566954.9A patent/CN113237861A/en not_active Withdrawn
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