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.
Patent No.:
Date of Patent:
Jul. 02, 2019
Filed:
Mar. 16, 2013
Applicants:
Ping Xie, Ashland, MA (US);
Xue LI, Ashland, MA (US);
Assignee:
Other;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/16 (2006.01); A61B 17/17 (2006.01);
U.S. Cl.
CPC ...
A61B 17/1746 (2013.01); A61B 17/1617 (2013.01); Y10T 408/03 (2015.01);
Abstract
Methods and apparatus for preparing at least a hemispherical surface with a desired dimension have been disclosed. The method includes at least two steps: a primary cutting mode for mostly reaming a lower portion of the target site, which enveloped area from the pole to intermediate latitude and a finishing cutting mode for reaming either an upper portion or an entire area of the site by less number of times of rotation, respectively. The intermediate latitude locates between the pole and the equator of hemisphere.