1
Michael D Leach, Jason Chavarria: All-in-one means of separating blood components. Biomet Biologics, Harness Dickey, November 20, 2012: US08313954 (25 worldwide citation)

A separation device including a first buoy, a second buoy, a first valve, and a second valve. The first buoy is mounted to a buoy guide post and slidably mounted within a separation chamber. The second buoy is slidably mounted to the guide post and movable between a first position and a second posit ...


2
Michael D Leach, Jason Chavarria: Method and apparatus for separating biological materials. Biomet Biologics, Harness Dickey, April 21, 2015: US09011800 (10 worldwide citation)

According to various embodiments, a system can be provided to separate undifferentiated cells and/or stromal cells from a whole tissue sample. The whole tissue sample can be any appropriate tissue sample obtained directly from a patient. The tissue sample can be obtained during a selected operating ...


3
Michael D Leach, Jason Chavarria: All-in-one means of separating blood components. Biomet Biologics, Harness Dickey, March 31, 2015: US08992862 (10 worldwide citation)

A separation device including a first buoy, a second buoy, a first valve, and a second valve. The first buoy is mounted to a buoy guide post and slidably mounted within a separation chamber. The second buoy is slidably mounted to the guide post and movable between a first position and a second posit ...


4
Randel Dorian, Michael D Leach, Richard W Storrs, Jason Chavarria: System and process for separating a material. Biomet Biologics, Harness Dickey, December 25, 2012: US08337711 (8 worldwide citation)

Disclosed is a system to separate, enrich, and/or purify a cellular population from a biological tissue, such as a tissue sample. For example, an adipose tissue sample can be acquired and disrupted. The disrupted tissue sample can then be separated and purified. The separated components can include ...


5
Jason Chavarria, Matthew T Stone: Oscillating rasp for use in an orthopaedic surgical procedure. DePuy Synthes Products, Barnes & Thornburg, July 16, 2013: US08486076 (6 worldwide citation)

Oscillating rasps for the surgical preparation of the bone prior to the implantation of a glenoid or acetabular component with complex geometry are disclosed. Surgical methods for the use of such oscillating rasps are also disclosed. The oscillating rasp includes an attachment head configured to be ...


6
Jason Chavarria: Clean transportation system. Biomet Biologics, Harness Dickey, May 22, 2012: US08182769 (4 worldwide citation)

A transportation system for transporting a biological material container between a sterile field and a nonsterile field and substantially maintaining sterility of the biological material container includes a housing assembly that removably houses the biological material container. The system also in ...


7
Jason Chavarria, Michael D Leach: Method and apparatus for separating a material. Biomet Biologics, Harness Dickey, November 26, 2013: US08591391 (3 worldwide citation)

A separation system for separating a multiple component material into at least two fractions. The separation system includes a separation device having a first end, a second end opposite to the first end, and a sidewall that extends between the first end and the second end to define a separation cha ...


8
Michael D Leach, Jason Chavarria: Liquid separation from adipose tissue. Biomet Biologics, Harness Dickey, July 29, 2014: US08790519 (2 worldwide citation)

A method of extracting or removing a liquid phase from a whole sample using a centrifugal force is disclosed. Centrifugal forces are used to apply pressure to a whole sample and drive a liquid phase through a passage region that can be perforated and/or porous and maintain a drier portion within a s ...


9
Michael D Leach, Jennifer E Woodell May, Hillary Overholser, Joel C Higgins, Jason Chavarria, Ned M Hamman: Method and apparatus to create autologous clotting serum. Biomet Biologics, Harness Dickey, November 19, 2013: US08586324 (2 worldwide citation)

A method for preparing and isolating clotting serum. The method includes adding reagent and a clotting serum source to a reaction chamber of a clotting serum production device that includes an activator. The reagent, clotting serum source and activator are mixed by shaking the serum production devic ...


10
Jason Chavarria: Clean transportation system. Biomet Biologics, Harness Dickey, April 16, 2013: US08420029 (2 worldwide citation)

A transportation system for transporting a biological material container between a sterile field and a nonsterile field and substantially maintaining sterility of the biological material container includes a housing assembly that removably houses the biological material container. The system also in ...