SPINAL REAMER

• US 20070270865A1
• Filed: 03/28/2007
• Published: 11/22/2007
• Est. Priority Date: 04/05/2006
• Status: Active Grant

• Current Assignee: Impliant Ltd. (Premia Spine Ltd.)
• Original Assignee: Impliant Ltd. (Premia Spine Ltd.)
• Inventors: Arnin, Uri, Fleischer, Shai
• Granted Patent: US 8,262,661 B2
• Time in Patent Office: Days
• US Class Current: 606/80
• CPC Class Codes: A61B 17/149 Chain, wire or band saws
• CPC Class Codes: A61B 17/1637 Hollow drills or saws producing a curved cut, e.g. cylindrical A61B10/025, A61B17/1695 take precedence
• CPC Class Codes: A61B 17/1671 for the spine

Abstract

Spinal reamer apparatus including a reference base with mounting provisions for mounting in a region of posterior lumbar spinal structure, a non-straight track fixed to the reference base, and at least one reaming cutter element arranged to move along the track.

Claims

1. Spinal reamer apparatus comprising:

a reference base with mounting provisions for mounting in a region of posterior lumbar spinal structure;

a non-straight track fixed to said reference base; and

at least one reaming cutter element arranged to move along said track.

2. The spinal reamer apparatus according to claim 1, further comprising a plurality of reaming cutter elements arranged to move along said track, wherein at least one of the reaming cutter elements is not identical to another of the reaming cutter elements.

3. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element is rigid.

4. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element is flexible.

5. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element comprises upper and lower cutting edges at opposite ends of a cutter body.

6. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element is mounted on a band saw blade.

7. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element comprises abrasive cutting surfaces.

8. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element comprises a spiral cutting element.

9. The spinal reamer apparatus according to claim 1, wherein said at least one reaming cutter element comprises a rotatable cutting element.

10. The spinal reamer apparatus according to claim 1, further comprising a vibrator coupled to said at least one reaming cutter element.