Bone recovering surgical drill comprising a stop having a...

Details Bone recovering surgical drill comprising a stop having a... Bone recovering surgical drill comprising a stop having a...

2000-03-20

2001-05-22

Philogene, Pedro (Department: 3732)

Surgery

Instruments

Orthopedic instrumentation

C606S075000, C606S075000, C433S165000

Reexamination Certificate

active

06235035

ABSTRACT:

BACKGROUND OF THE INVENTION
The present invention relates to a bone recovering surgical drill, with a stop to limit its penetration, having one or more deep circular grooves between the active portion of the drill and the stop to retain the drilled bone residues, according to the preamble of claim
1
.
SUMMARY OF THE INVENTION
Such a drill is known from document U.S. Pat. No. 4,710,075. The present invention provides a drill additionally comprising the characteristics contained in the second part of claim
1
. In the dependent claims, particular embodiments are indicated.
Said bone can, in a second stage, be recovered for the purposes of bone grafts.


REFERENCES:
patent: 4710075 (1987-12-01), Davison
patent: 5573537 (1996-11-01), Rogozinski
patent: 5741267 (1998-04-01), Jorneus et al.
patent: 5941706 (1999-08-01), Ura

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