Internal bone fixation sizing device and methods
US8012157B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 19, 2008 |
| Grant date | Sep 6, 2011 |
| Priority date | — |
| Expiry date | Jan 11, 2030 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2090/061
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An internal bone fixation sizing device and methods for using this device during a procedure for repairing a weakened or fractured bone are disclosed herein. A medical device for determining a depth and a diameter of a medullary cavity of a bone includes an outer shaft having a proximal end engaging an activation mechanism, a distal end having a first opening at an upper surface and a second opening at a lower surface, and a longitudinal axis between the proximal end and the distal end, wherein the longitudinal axis of the outer shaft includes a plurality of markers; and an inner shaft having a proximal end engaging the activation mechanism, a distal end terminating in two sizing arms, and a longitudinal axis therebetween, wherein the two sizing arms are able to move from a retracted position to an extended position extending beyond the outer shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.