Patent ID: 7198758
Filing Date: 2007-04-03
Classification: B01J,B01L,B82Y,C40B,G01N,Y10T

Abstract:
1. A microarraying head for retaining a solution including biological samples, and forming spots of said solution on substrates, said microarraying head comprising: a base portion; a plurality of placing portions arranged in parallel with one another on said base portion and for placing said solution on said substrates with top ends of said placing portions touching said substrates; a plurality of solution reservoir portions for retaining said solution including said biological samples; wherein said placing portions project from and retreat to said solution reservoir portions so as to place said solution retained in said solution reservoir portions onto said substrates; wherein said solution reservoir portions are attached to said base portion; and wherein a space for supplying cleansing fluid is provided in said base portion; said space communicates with said solution reservoir portions so as to allow said cleansing fluid to flow over all of said plurality of placing portions.