The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 17, 2022

Filed:

Feb. 14, 2018
Applicants:

Fraunhofer Usa, Inc., Plymouth, MI (US);

The Children's Medical Center Corporation, Boston, MA (US);

Beth Israel Deaconess Medical Center, Inc., Boston, MA (US);

Inventors:

Alexis Sauer-Budge, Lincoln, MA (US);

Holger Wirz, Medford, MA (US);

Samuel J. Brookfield, Boston, MA (US);

Nira Pollock, Brookline, MA (US);

Ronald Janzen, Aachen, DE;

Assignees:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01L 3/02 (2006.01); F04B 13/00 (2006.01); F04B 53/10 (2006.01); F04B 9/14 (2006.01); G01N 35/10 (2006.01);
U.S. Cl.
CPC ...
B01L 3/0224 (2013.01); F04B 9/14 (2013.01); F04B 13/00 (2013.01); F04B 53/109 (2013.01); B01L 2400/0478 (2013.01); B01L 2400/06 (2013.01); G01N 35/1016 (2013.01);
Abstract

A pipetting device includes a housing, a valve assembly, and an actuator assembly. The housing includes a tip for receiving a capillary tube. The valve assembly includes a shuttle valve having a filling position and a dispensing position and a valve rod. The actuator assembly includes an actuator, a valve trigger, a piston mount, and an indexing mechanism. The actuator extends from the housing and has a push button coupled to a push rod. The valve trigger being configured to engage the valve assembly and includes an aperture configured to receive the piston mount therein. The indexing mechanism is configured to index a rotated position of the push button to a predefined volume of dispensed fluid.


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