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Hand held sample tube manipulator, system and method

United States Patent

February 13, 2001
View the Complete Patent at the US Patent & Trademark Office
Pacific Northwest National Laboratory - Visit the Technology Commercialization Program Website
A manipulator apparatus, system and method for measuring analytes present in sample tubes. The manipulator apparatus includes a housing having a central bore with an inlet end and outlet end; a plunger mechanism with at least a portion thereof slideably disposed for reciprocal movement within the central bore, the plunger mechanism having a tubular gas channel with an inlet end and an outlet end, the gas channel inlet end disposed in the same direction as said inlet end of the central bore, wherein the inlet end of said plunger mechanism is adapted for movement so as to expel a sample tube inserted in the bore at the outlet end of the housing, the inlet end of the plunger mechanism is adapted for connection to gas supply; a first seal is disposed in the housing for sealing between the central bore and the plunger mechanism; a second seal is disposed at the outlet end of the housing for sealing between the central bore and a sample tube; a holder mounted on the housing for holding the sample tube; and a biasing mechanism for returning the plunger mechanism to a starting position.
Kenny; Donald V. (Liberty Township, OH), Smith; Deborah L. (Liberty Township, OH), Severance; Richard A. (late of Columbus, OH)
Battelle Memorial Institute (Columbus, OH)
09/ 222,627
December 29, 1998
The United States Government has rights in this invention pursuant to a contract with the U.S. Department of Energy under Contract No. DE-AC06-76RL01830.