Analyzer and analytic system

Abstract

This analyzer comprises a photoirradiation portion simultaneously photoirradiating a plurality of storage vessels storing a plurality of measurement samples respectively and a plurality of photodetection portions detecting a plurality of light components resulting from simultaneous photoirradiation on the plurality of storage vessels storing the plurality of measurement samples respectively. The photoirradiation portion includes a light source, a first light guide portion branching light emitted from the light source into a plurality of light components and guiding the plurality of light components to the plurality of measurement samples respectively and a second light guide portion branching light emitted from the light source into a plurality of light components and guiding the plurality of light components to the plurality of measurement samples respectively.

1 . An analyzer for optically analyzing samples, comprising: 
 a plurality of detection areas in which containers including the samples are receivable;    at least one optical source configured to emit at least one series of lights; and    more than one splitter configured to split the at least one series of lights into a plurality of series of lights each guided to one of the plurality of the detection areas at which the sample is optically analyzed.    
   
   
       2 . The analyzer according to  claim 1 , further comprising an injection portion injecting a reagent responsive to an analyzing item into said containers.  
   
   
       3 . The analyzer according to  claim 1 , wherein 
 said splitter comprises a plurality of optical fibers.    
   
   
       4 . The analyzer according to  claim 3 , wherein 
 ends of said optical fibers and said photodetection portions are opposed to each other through said detection areas.    
   
   
       5 . The analyzer according to  claim 1 , further comprising: 
 more than one condensing portion condensing light emitted from said optical source, wherein    said lights condensed by said condensing portions are introduced into said splitters respectively.    
   
   
       6 . The analyzer according to  claim 1 , further comprising: 
 more than one reflecting member changing the traveling direction of light emitted from said optical source and introducing said light into said splitter.    
   
   
       7 . The analyzer according to  claim 6 , wherein 
 said optical source comprises a platelike filament capable of emitting light from both surfaces, and    said reflecting member changes the traveling direction of light emitted from one of said surfaces of said filament.    
   
   
       8 . The analyzer according to  claim 6 , wherein 
 said splitter comprises a plurality of optical fibers.    
   
   
       9 . The analyzer according to  claim 8 , wherein 
 ends of said optical fibers and said photodetection portions are opposed to each other through said detection areas.    
   
   
       10 . The analyzer according to  claim 1 , wherein 
 said samples are blood samples.    
   
   
       11 . The analyzer according to  claim 1 , further comprising: 
 an optical filter portion converting the series of lights emitted from said optical source to series of lights of a plurality of specific wavelengths,    said series of lights converted by said optical filter portion are introduced into said splitters.    
   
   
       12 . The analyzer according to  claim 11 , wherein 
 said optical filter portion is so formed as to convert light emitted from said optical source into a plurality of light components of different wavelengths in a time-sharing manner, and    said analyzer is configured to apply said plurality of light components of different wavelengths to the same said detection area in a time-sharing manner.    
   
   
       13 . An analyzer comprising: 
 a photoirradiation portion simultaneously photoirradiating a plurality of storage vessels storing a plurality of measurement samples prepared by admixing a reagent with a plurality of samples respectively;    a plurality of photodetection portions detecting a plurality of light components resulting from simultaneous photoirradiation on said plurality of storage vessels storing said plurality of measurement samples respectively; and    an analytic portion analyzing characteristics of said plurality of samples on the basis of said light components detected by said photodetection portions, wherein    said photoirradiation portion includes:    a light source,    a first light guide portion branching light emitted from said light source into a plurality of light components and guiding said plurality of light components to said plurality of measurement samples respectively, and    a second light guide portion branching light emitted from said light source into a plurality of light components and guiding said plurality of light components to said plurality of measurement samples respectively.    
   
   
       14 . The analyzer according to  claim 13 , further comprising an injection portion injecting a reagent responsive to an analyzed item into said storage vessels.  
   
   
       15 . The analyzer according to  claim 13 , wherein 
 said first light guide portion includes a plurality of optical fibers, and    said second light guide portion also includes a plurality of optical fibers.    
   
   
       16 . The analyzer according to  claim 15 , further comprising a storage vessel receiving portion provided with a plurality of receiving holes for receiving said storage vessels respectively, wherein 
 ends of said optical fibers and said photodetection portions are opposed to each other through said receiving holes.    
   
   
       17 . The analyzer according to  claim 13 , wherein 
 said photoirradiation portion further includes:    a first condensing portion condensing light emitted from said light source, and    a second condensing portion condensing light emitted from said light source,    for introducing said light condensed by said first condensing portion into said first light guide portion while introducing said light condensed by said second condensing portion into said second light guide portion.    
   
   
       18 . The analyzer according to  claim 13 , wherein 
 said photoirradiation portion further includes:    a first reflecting member changing the traveling direction of light emitted from said light source and introducing said light into said first light guide portion, and    a second reflecting member changing the traveling direction of light emitted from said light source and introducing said light into said second light guide portion.    
   
   
       19 . The analyzer according to  claim 18 , wherein 
 said light source includes a platelike filament capable of emitting light from both surfaces,    said first reflecting member changes the traveling direction of light emitted from first said surface of said filament, and    said second reflecting member changes the traveling direction of light emitted from second said surface of said filament.    
   
   
       20 . The analyzer according to  claim 18 , wherein 
 said first light guide portion includes a plurality of optical fibers, and    said second light guide portion includes a plurality of optical fibers.    
   
   
       21 . The analyzer according to  claim 20 , further comprising a storage vessel receiving portion provided with a plurality of receiving holes for receiving said storage vessels respectively, wherein 
 ends of said optical fibers and said photodetection portions are opposed to each other through said receiving holes.    
   
   
       22 . The analyzer according to  claim 13 , wherein 
 said samples are blood samples.    
   
   
       23 . The analyzer according to  claim 13 , wherein 
 said photoirradiation portion further includes an optical filter portion converting light emitted from said light source to light of a specific wavelength,    for introducing said light converted by said optical filter portion into said first light guide portion and said second light guide portion.    
   
   
       24 . The analyzer according to  claim 23 , wherein 
 said optical filter portion is so formed as to convert light emitted from said light source into a plurality of light components of different wavelengths in a time-sharing manner, and    said analyzer is so formed as to apply said plurality of light components of different wavelengths to the same said storage vessel in a time-sharing manner.    
   
   
       25 . The analyzer according to  claim 13 , wherein 
 said light source includes a first light source and a second light source,    for introducing light emitted from said first light source into said first light guide portion, and    introducing light emitted from said second light source into said second light guide portion.    
   
   
       26 . An analyzer comprising: 
 a photoirradiation portion simultaneously photoirradiating a plurality of storage vessels storing a plurality of measurement samples prepared by admixing a reagent with a plurality of samples respectively;    a plurality of photodetection portions detecting a plurality of light components resulting from simultaneous photoirradiation on said plurality of storage vessels storing said plurality of measurement samples respectively; and    an analytic portion analyzing characteristics of said plurality of samples on the basis of said light components detected by said photodetection portions, wherein    said photoirradiation portion includes:    a light source having a platelike filament, and    an optical fiber bundle including an incidence end formed by bundling ends of a plurality of optical fibers and a plurality of exit ends directed toward said plurality of storage vessels respectively so that light emitted from a first surface of said platelike filament is incident upon said incidence end.    
   
   
       27 . The analyzer according to  claim 26 , further comprising an injection portion injecting a reagent responsive to an analyzed item into said storage vessels.  
   
   
       28 . The analyzer according to  claim 26 , further comprising a storage vessel receiving portion provided with a plurality of receiving holes for receiving said storage vessels respectively, wherein 
 said exit ends of said optical fibers and said photodetection portions are opposed to each other through said receiving holes.    
   
   
       29 . The analyzer according to  claim 26 , wherein 
 said photoirradiation portion further includes a condensing portion condensing light emitted from said light source,    for introducing said light condensed by said condensing portion into said incidence end of said optical fiber bundle.    
   
   
       30 . The analyzer according to  claim 26 , wherein 
 said photoirradiation portion further includes a reflecting member changing the traveling direction of light emitted from a first surface of said platelike filament and introducing said light into said incidence end of said optical fiber bundle.    
   
   
       31 . The analyzer according to  claim 26 , wherein 
 said samples are blood samples.    
   
   
       32 . The analyzer according to  claim 26 , wherein 
 said photoirradiation portion further includes an optical filter portion converting light emitted from said light source to light of a specific wavelength,    for introducing said light converted by said optical filter portion into said incidence end of said optical fiber bundle.    
   
   
       33 . The analyzer according to  claim 32  wherein 
 said optical filter portion is so formed as to convert light emitted from said light source to a plurality of light components of different wavelengths in a time-sharing manner, and    said analyzer is so formed as to apply said plurality of light components of different wavelengths to the same said storage vessel in a time-sharing manner.    
   
   
       34 . An analytic system comprising: 
 a photoirradiator;    a first analyzer including a first reagent mixing portion mixing a reagent into an analyte and a first photodetection portion detecting light obtained by applying light emitted from said photoirradiator to said analyte mixed with said reagent by said first reagent mixing portion;    a second analyzer including a second reagent mixing portion mixing another reagent into another analyte and a second photodetection portion detecting light obtained by applying light emitted from said photoirradiator to said analyte mixed with said reagent by said second reagent mixing portion; and    analytic means analyzing characteristics of said analyte mixed with said reagent by said first reagent mixing portion on the basis of said light detected by said first photodetection portion while analyzing characteristics of said analyte mixed with said reagent by said second reagent mixing portion on the basis of said light detected by said second photodetection portion.    
   
   
       35 . The analytic system according to  claim 34 , wherein 
 said first analyzer includes said photoirradiator, and    said second analyzer is an extended analyzer capable of receiving light from said photoirradiator upon connection to said first analyzer.