Medullary pin
US9636153B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 24, 2015 |
| Grant date | May 2, 2017 |
| Priority date | — |
| Expiry date | Aug 24, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61B2017/681
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Medullary pin (1) for a distraction with segment transport and subsequent lengthening of a tubular bone, wherein the medullary pin (1) comprises: an at least partly hollow body (3) extending in an axial direction of the medullary pin (1), a locking means for locking the body (3) in a first end fragment (5) of the tubular bone, a first inner part (7), which is arranged displaceably in the axial direction inside the body (3) and comprises a first fixation means for the fixation of a middle fragment (15) of the tubular bone, a second inner part (17), which is arranged displaceably in the axial direction inside the body and comprises a second fixation means for the fixation of a second end fragment (25) of the tubular bone, and a drive unit (40) for the axial displacement of the first inner part (7) relative to the second inner part (17), wherein the drive unit (40) is arranged inside the body (3) between the first fixation means of the first inner part (7) and the second fixation means of the second inner part (17).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.