Minimally invasive collapsible surgical reamer

Details Minimally invasive collapsible surgical reamer Minimally invasive collapsible surgical reamer

2006-04-25

2009-10-27

Robert, Eduardo C (Department: 3733)

Surgery

Instruments

Orthopedic instrumentation

C606S080000, C606S079000

Reexamination Certificate

active

07608076

ABSTRACT:
A surgical reamer (10) for cutting a bone socket is provided, defining a drive axis, an apex. The reamer (10) further includes (a) a fixed support portion (12) aligned with the drive axis and having at least one radial cutting blade (16c); (b) a pivoting portion (20) aligned with the drive axis and pivotable about this axis, the pivoting portion supporting at least one radial cutting blade (20c); and (c) a pivoting joint (22) wherein the pivoting portion may be pivoted toward and away from the fixed portion (12) so as to expand or contract the reamer in relative overall size and wherein the reamer has a cutting orientation in which the cutting blades (16c, 20c) are supported against relative rotational movement when cutting bone. A surgical kit and method employing the inventive reamer are also disclosed.

REFERENCES:
patent: 3702611 (1972-11-01), Fishbein
patent: 5658290 (1997-08-01), Lechot
patent: 6106536 (2000-08-01), Lechot
patent: 6168600 (2001-01-01), Grace et al.
patent: 6264647 (2001-07-01), Lechot
patent: 6918914 (2005-07-01), Bauer
patent: 7097646 (2006-08-01), Schantz
patent: 2004/0167528 (2004-08-01), Schantz
patent: 2006/0025774 (2006-02-01), Fishbein et al.
patent: 2006/0217730 (2006-09-01), Termanini
patent: PCT/US99/05951 (1999-09-01), None
patent: PCT/US02/21310 (2002-08-01), None
patent: WO 03/092513 (2003-11-01), None

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