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. 11, 2021

Filed:

Feb. 27, 2018
Applicant:

Acumed Llc, Hillsboro, OR (US);

Inventors:

Mark B. Sommers, Beaverton, OR (US);

Terrence Chadwick Smith, Portland, OR (US);

Assignee:

Acumed LLC, Hillsboro, OR (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/04 (2006.01); A61B 17/86 (2006.01); A61F 2/08 (2006.01); A61B 17/88 (2006.01); A61B 17/56 (2006.01); A61B 17/68 (2006.01);
U.S. Cl.
CPC ...
A61B 17/863 (2013.01); A61B 17/8635 (2013.01); A61B 17/8645 (2013.01); A61B 17/8875 (2013.01); A61B 17/864 (2013.01); A61B 2017/564 (2013.01); A61B 2017/681 (2013.01);
Abstract

A fastener for fixing bone and a method of fixing bone with the fastener. The fastener may be headless and may be configured to compress bone when driven into at least one bone and across a discontinuity formed by the bone. In an exemplary embodiment, the fastener includes a forward portion, a rear portion, a first thread having a plurality of revolutions in each of the forward and rear portions, and a second thread having a plurality of revolutions in the rear portion and none in the forward portion. The first thread may have a greater average lead in the forward portion than the rear portion. Revolutions of the first thread and the second thread may alternate with one another in the rear portion such that the rear portion is at least double-threaded.


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