Steven M Barnett

US Patent:

20170128058, May 11, 2017

Filed:

Aug 17, 2016

Appl. No.:

15/239692

Inventors:

Steven L. Barnett - Villa Park CA, US
Theodore Firestone - Scottsdale AZ, US

International Classification:

A61B 17/02
A61B 17/28
A61B 17/285
A61B 17/16

Abstract:

A self-retaining retractor for use in hip replacement surgery includes a pair of handles, a locking ratchet, a first arm including a first portion, a hinge joint, and a second portion having a modular blade system. The retractor also includes a second arm having a first portion, a universal locking joint, a locking lever, and a second portion having a generally triangular shaped end. The modular blade system has an interchangeable blade.

US Patent:

20150119648, Apr 30, 2015

Filed:

Oct 25, 2013

Appl. No.:

14/064043

Inventors:

Steven L. Barnett - Villa Park CA, US
Theodore Firestone - Scottsdale AZ, US

International Classification:

A61B 17/02

US Classification:

600226

Abstract:

The field of the invention relates to systems and methods for surgical retractor, and more particularly to systems and methods for self-retaining retractor used in hip replacement surgery. In an embodiment, a retractor for surgery comprises a pair of handles, a locking ratchet, a first arm comprising a first portion, a hinge joint, and a second portion having a modular blade system; and a second arm comprising a first portion, a universal locking joint, a locking lever, and a second portion having a generally triangular shaped end. In an embodiment, the modular blade system has an interchangeable blade. In another embodiment, the second portion of the second arm has a ball shaped end. In another embodiment, the second portion of the second arm has a female end. In another embodiment, a female broach system comprises a female broach having a generally triangular aperture at one end, an extraction pattern on one side, and compaction pattern on the remaining sides; a male acetabular self-retaining broach insert; and a male trunion trial.