Patent · US Expired

Surgical drilling device for perforating the cranium

US6702818B2 · kind B2 · utility

17Cited by

4References

14Claims

0Family size

Assignee

Aesculap AG & Co. KG · DE

Inventors

Bernhard Kupferschmid · Emmingen-Liptingen, DE
Dieter Weisshaupt
Karl D. Lerch

Key dates

Filing date	Dec 28, 2000
Grant date	Mar 9, 2004
Priority date	—
Expiry date	Feb 2, 2022

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61B2090/033
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

In order to improve the quality of the drilling process in a surgical drilling apparatus for perforating the cranium including a drill plate which can be placed upon the cranium and a drill which is guided in the drill plate, it is proposed that the drill be accommodated in a mounting which is rotatably mounted on the drill plate, said drill being displaceable along the rotational axis and being accommodated so as to be non-rotatable relative to said mounting, and in that the drill be displaceable towards the mounting against the effect of a spring.

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