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. 02, 2023

Filed:

Sep. 22, 2020
Applicant:

University of Pittsburgh—of the Commonwealth System of Higher Education, Pittsburgh, PA (US);

Inventors:

Prashant N. Kumta, Pittsburgh, PA (US);

Gary Yu, Pittsburgh, PA (US);

Abhijit Roy, Pittsburgh, PA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61F 2/30 (2006.01); A61F 2/28 (2006.01); B33Y 10/00 (2015.01); B33Y 80/00 (2015.01); B29C 64/165 (2017.01);
U.S. Cl.
CPC ...
A61F 2/28 (2013.01); A61F 2/3094 (2013.01); B33Y 10/00 (2014.12); B33Y 80/00 (2014.12); A61F 2002/2835 (2013.01); A61F 2002/30062 (2013.01); A61F 2002/30224 (2013.01); A61F 2002/30973 (2013.01); A61F 2002/30985 (2013.01); A61F 2310/00005 (2013.01); A61F 2310/00017 (2013.01); A61F 2310/00023 (2013.01); A61F 2310/00029 (2013.01); A61F 2310/00041 (2013.01); A61F 2310/00293 (2013.01); B29C 64/165 (2017.08);
Abstract

The invention relates generally to generation of biomimetic scaffolds for bone tissue engineering and, more particularly, to multi-level lamellar structures having rotated or alternated plywood designs to mimic natural bone tissue. The invention also includes methods of preparing and applying the scaffolds to treat bone tissue defects. The biomimetic scaffold includes a lamellar structure having multiple lamellae and each lamella has a plurality of layers stacked parallel to one another. The lamellae and/or the plurality of layers is rotated at varying angles based on the design parameters from specific tissue structural imaging data of natural bone tissue, to achieve an overall trend in orientation to mimic the rotated lamellar plywood structure of the naturally occurring bone tissue.


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