IMPLANTS, ALIGNMENT GUIDES, SYSTEMS AND METHODS OF USE
Bone fusion system, devices, guide, implant and methods for using the bone fusion system, devices, guide and implant are disclosed. The fusion system includes an alignment guide and an implant. The alignment guide couples to the implant. The alignment guide includes a body, a fixation member engaging a first end of the body, and a tissue protector engaging a second end of the body. The implant includes a body portion, an extension portion extending away from a first end of the body portion, a curved portion extending away from a second end of the body portion, and a foot member extending away from the curved portion perpendicular to the body portion. Finally, methods for using the bone fusion system, devices, guide and implant are disclosed.
1 . A fusion system, comprising:
an alignment guide system, comprising:
an alignment guide; and
an implant, comprising:
a body portion;
an extension portion extending away from a first end of the body portion;
a curved portion extending away from a second end of the body portion;
a foot member extending away from the curved portion perpendicular to the body portion; and
a fastener, wherein the fastener engages the alignment guide system to position the fastener relative to the body portion of the implant, wherein the alignment guide system couples to the implant.
2 . The fusion system of claim 1 , wherein the alignment guide comprises a body, with the body comprising:
an arm extending from a first end of the body to a second end of the body;
an attachment portion coupled to the arm at the first end of the body;
a fixation member engaging a first end of the body;
a tissue protector engaging a second end of the body; and
a rotation member.
3 . The fusion system of claim 2 , wherein the rotation member comprises a top surface and a bottom surface, wherein the top surface of the rotation member engages a bottom surface of the attachment portion, and wherein the fixation member couples the rotation member to the attachment portion of the body.
4 . The fusion system of claim 2 , wherein the attachment portion comprises:
a through hole;
an engagement protrusion extending away from a bottom surface of the attachment portion;
an opening extending into the attachment portion from the bottom surface;
a first engagement surface positioned on the bottom surface of the attachment portion between the opening and a side of the attachment portion; and
an alignment portion coupled to the arm at the second end of the body.
5 . The fusion system of claim 4 , wherein the first engagement surface comprises:
a plurality of first protrusions; and
a plurality of first recesses, wherein the plurality of first recesses alternate with the plurality of first protrusions.
6 . The fusion system of claim 4 , wherein the through hole of the attachment portion extends from a top surface of the attachment portion through to a bottom surface of the attachment portion.
7 . The fusion system of claim 4 , wherein the rotation member comprises:
a body;
a through hole extending through the body, wherein the engagement protrusion of the attachment portion is received within the through hole of the rotation member;
a stop pin extending away from the top surface of the rotation member, wherein the stop pin is positioned adjacent the through hole on the top surface of the rotation member; and
an alignment pin extending away from the bottom surface of the rotation member, wherein the alignment pin is positioned adjacent the through hole on the bottom surface of the rotation member.
8 . The fusion system of claim 7 , wherein the top surface of the rotation member comprises:
a second engagement surface disposed between the alignment pin and a side of the rotation member, wherein the second engagement surface comprises:
a plurality of second protrusions; and
a plurality of second recesses, wherein the plurality of second recesses alternate with the plurality of second protrusions.
9 . The fusion system of claim 2 , wherein the body portion of the implant comprises:
at least one first through hole;
an engagement opening for receiving a portion of the fixation member; and
an alignment opening spaced diagonally from the engagement opening, wherein the alignment opening receives an alignment pin of the rotation member.
10 . The fusion system of claim 9 , wherein the extension portion comprises:
at least one second through hole; and
a compression slot positioned near a first end of the implant, wherein the at least one second through hole is positioned between the compression slot and the body portion.
11 . The fusion system of claim 10 , wherein the curved portion comprises:
at least one third through hole extending through the implant at an angle relative to a top surface of the implant.
12 . The fusion system of claim 11 , wherein the foot member comprises:
at least one fourth through hole extending through the implant perpendicular to the top surface of the implant.
13 . The fusion system of claim 1 , wherein the extension portion has a width that is lesser than that of the body portion.
14 . The fusion system of claim 13 , wherein the width of the extension portion is lesser than a width of the foot member.
15 . An implant, comprising:
a body portion;
an extension portion extending away from a first end of the body portion;
a curved portion extending away from a second end of the body portion;
a foot member extending away from the curved portion perpendicular to the body portion, wherein the extension portion has a width that is lesser than that of the body portion and the foot member; and
a fastener, wherein the fastener engages an alignment guide system to position the fastener relative to the body portion of the implant, wherein the alignment guide system couples to the implant.
16 . The implant of claim 15 , wherein the body portion of the implant comprises:
at least one first through hole;
an engagement opening for receiving a portion of a fixation member; and
an alignment opening spaced diagonally from the engagement opening.
17 . The implant of claim 15 , wherein the extension portion comprises:
at least one second through hole; and
a compression slot positioned near a first end of the implant, wherein the at least one second through hole is positioned between the compression slot and the body portion.
18 . The implant of claim 15 , wherein the curved portion of the implant comprises:
at least one third through hole extending through the implant at an angle relative to a top surface of the implant; and
wherein the foot member of the implant comprises:
at least one fourth through hole extending through the implant perpendicular to the top surface of the implant.
19 . The implant of claim 15 , wherein the foot member is angled relative to the body portion at a substantially oblique angle.
20 . The implant of claim 15 , wherein a top surface of the foot member comprises a substantially convex geometry and a bottom surface of the foot member comprises a substantially concave geometry.