1
Randel Dorian, Michael D Leach, Richard Wood Storrs: Plasma concentrator device. Hanuman, Biomet Biologics, Harness Dickey, June 30, 2009: US07553413 (57 worldwide citation)

A plasma concentrator of this invention having a concentrator chamber, concentrator gel beads, a filter, and an agitator. The agitator has agitator blades extending outwardly from the lower end. The agitator end is positioned in the concentrator chamber and supported for rotation about its central a ...


2
Matthew J Swift, Barry F Hecker, Michael D Leach: Method and apparatus for producing autologous clotting components. Biomet Manufacturing, Harness Dickey, April 13, 2010: US07694828 (56 worldwide citation)

A method and apparatus for obtaining various components of a multi-component material. Generally, a component of a whole blood sample may be concentrated from a patient and re-introduced to the same patient. For example, a clotting component, such as thrombin, from a whole blood sample may be extrac ...


3
Randel Dorian, Michael D Leach: Method and apparatus for preparing platelet rich plasma and concentrates thereof. Hanuman, Biomet Biologics, Harness Dickey, May 4, 2010: US07708152 (43 worldwide citation)

The PRP separator-concentrator of this invention is suitable for office use or emergency use for trauma victims. The PRP separator comprises a motorized centrifugal separation assembly, and a concentrator assembly. The centrifugal separator assembly comprises a centrifugal drum separator that includ ...


4
Joel C Higgins, Michael D Leach, Jennifer E Woodell May, Brandon Miller: Apparatus and method for separating and concentrating fluids containing multiple components. Biomet Biologics, Harness Dickey, March 29, 2011: US07914689 (41 worldwide citation)

An apparatus is disclosed that allows for separating and collecting a fraction of a sample. The apparatus, when used with a centrifuge, allows for the creation of at least three fractions in the apparatus. It also provides for a new method of extracting the buffy coat phase from a whole blood sample ...


5
Michael D Leach, Randel Dorian, Jacy C Hoeppner: Buoy suspension fractionation system. Hanuman, Biomet Biologics, Harness Dickey, October 5, 2010: US07806276 (40 worldwide citation)

A separator that uses centrifugation to fractionate a suspension such as blood comprises a separation container and a buoy. The buoy is carried in the separation container and has a tuned density that is configured to reach an equilibrium position in a suspension. The guide surface is carried on the ...


6
Joel C Higgins, Michael D Leach, Jennifer E Woodell May, Brandon Miller: Apparatus and method for separating and concentrating fluids containing multiple components. Biomet Biologics, Harness Dickey, August 24, 2010: US07780860 (39 worldwide citation)

An apparatus is disclosed that allows for separating and collecting a fraction of a sample. The apparatus, when used with a centrifuge, allows for the creation of at least three fractions in the apparatus. It also provides for a new method of extracting the buffy coat phase from a whole blood sample ...


7
Kevin T Stone, Michael D Leach: Soft tissue conduit device. Biomet Sports Medicine, Harness Dickey, April 7, 2015: US08998949 (38 worldwide citation)

A method of conducting biological materials to soft tissue. The method includes loading a conduit device onto a delivery shaft of an inserter, inserting at least a portion of the delivery shaft into soft tissue, expelling the conduit device from the delivery shaft into the tissue, and delivering bio ...


8
Michael D Leach, Jennifer E Woodell May, Joel C Higgins, Brandon Miller: Apparatus and method for separating and concentrating fluids containing multiple components. Biomet Biologics, Harness Dickey, November 1, 2011: US08048321 (38 worldwide citation)

An apparatus that allows for separating and collecting a fraction of a sample. The apparatus, when used with a centrifuge, allows for the creation of at least three fractions in the apparatus. It also provides for a new method of extracting the buffy coat phase from a whole blood sample. A buoy syst ...


9
Michael D Leach, Joel C Higgins, Matthew Swift, Nathan Gordon: Method and apparatus for separating and concentrating a component from a multi-component material including macroparticles. Biomet Biologics, Harness Dickey, November 16, 2010: US07832566 (33 worldwide citation)

An apparatus that allows for separating and collecting a fraction of a sample. The apparatus, when used with a centrifuge, allows for the creation of at least three fractions in the apparatus. It also provides for a new method of extracting the buffy coat phase from a whole blood sample and mesenchy ...


10
Randel Dorian, Michael D Leach, Richard W Storrs: Plasma concentration. Hanuman, Biomet Biologics, Harness Dickey, March 8, 2011: US07901584 (28 worldwide citation)

A plasma concentrator having a concentrator chamber, concentrator gel beads, a filter, and an agitator. The agitator end is positioned in the concentrator chamber and supported for rotation about its central axis and for reciprocal movement along its central axis. A filter is selected to block effec ...