Patent · US Expired

Medullary drill head

US5690634A · kind A · utility

153Cited by

6References

17Claims

0Family size

Assignee

Synthes USA, LLC · US

Inventors

Christof Müller · Berlin, DE
Peter Christen · Obergerlafingen, CH

Key dates

Filing date	Jan 25, 1996
Grant date	Nov 25, 1997
Priority date	—
Expiry date	Jan 25, 2016

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B17/72
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A drill head for intramedullary drilling has a front part, a middle part and a rear part and is shaped as a hollow body of revolution. The front and rear parts have spiral slots formed with cutting edges. The rear part has an attachment for coupling to a drilling shaft.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.