Transosseous guide

1. An instrument for placing a member transosseously through first and second transverse, intersecting bone tunnels, the instrument comprising:

a guide body defining a first guide axis and a second guide axis, the first guide axis and the second guide axis intersecting at a location spaced from the guide body;

a first tunnel member engaged with the guide body coaxial with the first guide axis,

the first tunnel member having a proximal end a distal end, the first tunnel member being substantially linear such that the first guide axis extends through the proximal end and a distal most portion of the distal end of the first tunnel member, the first tunnel member having a first longitudinal passage at least partway through the first tunnel member;

a second tunnel member engaged with the guide body coaxial with the second guide axis, the second tunnel member having a proximal end and a distal end nonparallel to the distal end of the first tunnel member, the second tunnel member having a second longitudinal passage at least partway through the second tunnel member; and

a passer;

wherein the first tunnel member, the second tunnel member, and the passer, collectively, are configured such that the passer can be inserted, in one motion, from the proximal end of the second tunnel member, through the distal end of the second tunnel member, through the distal end of the first tunnel member, and to the proximal end of the first tunnel member.

2. The instrument of claim 1 wherein the first and second guide axes define a guide angle between them, the guide angle being adjustable.

3. The instrument of claim 1 further comprising third and fourth guide axes, the second, third, and fourth guide axes intersecting the first guide axis at the same location on the first guide axis.

4. The instrument of claim 1 wherein the first tunnel member is fixed to the guide body.

5. The instrument of claim 1 wherein the first tunnel member comprises a drill guide.

6. The instrument of claim 1 wherein the first tunnel member comprises a bone punch.

7. The instrument of claim 6 wherein the first tunnel member includes a first side wall and a first side opening in the first side wall nearer the distal end than the proximal end, the first longitudinal passage extending from the proximal end of the first tunnel member toward the distal end of the first tunnel member and communicating with the first side opening.

8. The instrument of claim 7 wherein the second guide axis passes through the first side opening.

9. The instrument of claim 7 wherein the first tunnel member includes a relief opening through the side wall opposite the first side opening and communicating with the first longitudinal passage and first side opening.

10. The instrument of claim 7 wherein the first tunnel member includes indicia on an outer surface and operable to align with a bone surface to indicate a depth of penetration of the first tunnel member into a bone corresponding to a predetermined tunnel depth.

11. The instrument of claim 1 wherein the second tunnel member is separate from the guide body and the second tunnel member engages the guide body in axial sliding relationship along the second guide axis.

12. The instrument of claim 1 wherein the second tunnel member comprises a drill guide.

13. The instrument of claim 1 wherein the second tunnel member comprises a bone punch.

14. The instrument of claim 13 wherein the second tunnel member includes a second side wall and a second side opening in the second side wall nearer the distal end than the proximal end, the second longitudinal passage extending from the proximal end of the second tunnel member toward the distal end of the second tunnel member and communicating with the second side opening.

15. The instrument of claim 14 wherein the first tunnel member includes a first side wall and a first side opening in the first side wall nearer the distal end than the proximal end, the first longitudinal passage extending from the proximal end of the first tunnel member toward the distal end of the first tunnel member and communicating with the first side opening, the first tunnel member and second tunnel member being engageable at their distal ends so that the first side opening and second side opening are in communication with one another.

16. The instrument of claim 15 wherein the distal end of the second tunnel member is operable to insert into the first side opening with the second side opening in communication with the first side opening.

17. The instrument of claim 16 further comprising an angled surface at the distal end of the second longitudinal passage, the angled surface facing the second side opening, the angled surface operable to deflect the passer through the second side opening.

18. The instrument of claim 1 wherein the passer comprises a first end and a second end, the passer defining a loop at its second end.

19. The instrument of claim 1 wherein the passer has a length greater than the combined length of the first and second longitudinal passages.

20. The instrument of claim 18 wherein the loop is bent.

21. The instrument of claim 18 wherein the passer comprises a shaft and a wire extending from the shaft, the shaft extending away from the first end, the shaft having a shaft length, the shaft being relatively rigid compared to the wire, the wire being attached to an end of the shaft and extending away from the shaft to the second end where the wire defines the loop, the wire having a wire length along which the wire extends from the rigid shaft, the wire being relatively flexible compared to the shaft.

22. The instrument of claim 21 wherein the passer further comprises an outer tube engaged with the shaft in axial sliding relationship and moveable relative to the shaft from a first position in which the outer tube encloses a portion of the wire length and a second position in which the outer tube encloses less of the wire length.

23. An instrument for placing a member transosseously through first and second transverse, intersecting bone tunnels in a bone, the instrument comprising:

a guide body defining a first guide axis and a second guide axis, the first guide axis and the second guide axis intersecting at a location spaced from the guide body;

a first tunnel member engageable with the guide body coaxial with the first guide axis, the first tunnel member having an outer surface, a proximal end, a distal end, and a first longitudinal passage at least partway through the first tunnel member, the first tunnel member being substantially linear such that the first guide axis extends through the proximal end and a distal most portion of the distal end of the first tunnel member, the first tunnel member outer surface having a recess formed therein and communicating with the first longitudinal passage;

a second tunnel member engaged with the guide body coaxial with the second guide axis, the second tunnel member having an outer surface,

a proximal end, a distal end nonparallel to the distal end of the tunnel member, and a second longitudinal passage at least partway through the second tunnel member, the second tunnel member outer surface having an opening formed therein and communicating with the second longitudinal passage, the recess of the first tunnel member being operable to receive the distal end of the second tunnel member with the opening communicating with the recess, wherein the first longitudinal passage, recess, opening, and second longitudinal passage form a continuous passage from the proximal end of the first tunnel member to the proximal end of the second tunnel member; and

a passer operable to extend from the proximal end of the second tunnel member, through the second side opening, through the first side opening, and to the proximal end of the first tunnel member in one continuous path.

24. The instrument of claim 23 wherein the recess is transverse to the first guide axis and the opening is transverse to the second guide axis.

25. The instrument of claim 23 further comprising a passer having an elongate flexible portion operable to simultaneously extend through both the first and second longitudinal passages while the second tunnel member is received in the recess of the first tunnel.

26. An instrument for placing a member transosseously through first and second transverse, intersecting bone tunnels, the instrument comprising:

a guide body defining a first guide axis, a second guide axis, and a third guide axis, the second and third guide axes intersecting the first guide axis at a location spaced from the guide body, the second and third guide axes intersecting the first guide axis at the same location;

a first tunnel member engaged with the guide body coaxial with the first guide axis, the first tunnel member having a proximal end a distal end, the first tunnel member being substantially linear such that the first guide axis extends through the proximal end and a distal most portion of the distal end of the first tunnel member, the first tunnel member having a first longitudinal passage at least partway through the first tunnel member, the first tunnel member including a first side wall and a first side opening in the first side wall nearer the distal end than the proximal end, the first longitudinal passage extending from the proximal end of the first tunnel member toward the distal end of the first tunnel member and communicating with the first side opening;

a second tunnel member selectively engageable with the guide body coaxial with one of the second and third guide axes, the second tunnel member having a proximal end and a distal end nonparallel to the distal end of the first tunnel member, the second tunnel member having a second longitudinal passage at least partway through the second tunnel member, the second tunnel member including a second side wall and a second side opening in the second side wall nearer the distal end than the proximal end, the second longitudinal passage extending from the proximal end of the second tunnel member toward the distal end of the second tunnel member and communicating with the second side opening, the first tunnel member and second tunnel member being engageable at their distal ends so that the first side opening and second side opening are in communication with one another; and

a passer operable to extend from the proximal end of the second tunnel member, through the second side opening, through the first side opening, and to the proximal end of the first tunnel member in one continuous path.

27. The instrument of claim 26 wherein the distal end of the second tunnel member is operable to insert into the first side opening with the second side opening in communication with the first side opening.

28. The instrument of claim 27 further comprising an angled surface at the distal end of the second longitudinal passage, the angled surface facing the second side opening, the angled surface operable to deflect the passer through the second side opening.

29. An instrument for placing a member transosseously through first and second transverse, intersecting bone tunnels, the instrument comprising:

a guide body defining a first guide axis and a second guide axis, the first guide axis and the second guide axis intersecting at a location spaced from the guide body;

a first tunnel member engaged with the guide body coaxial with the first guide axis, the first tunnel member having a proximal end a distal end, the first tunnel member being substantially linear such that the first guide axis extends through the proximal end and a distal most portion of the distal end of the first tunnel member, the first tunnel member having a first longitudinal passage at least partway through the first tunnel member;

a second tunnel member engaged with the guide body coaxial with the second guide axis, the second tunnel member having a proximal end and a distal end nonparallel to the distal end of the first tunnel member, the second tunnel member having a second longitudinal passage at least partway through the second tunnel member; and

a passer operable to extend from the proximal end of the second tunnel member, through the distal end of the second tunnel member, through the distal end of the first tunnel member, and to the proximal end of the first tunnel member;

wherein one of the first tunnel member and the second tunnel member comprises a feature that contacts the passer during motion of the passer through the second tunnel member and/or the first tunnel member, to direct the passer away from the second guide axis.

30. The instrument of claim 29 , wherein:

the second tunnel member further comprises a second side wall and a second side opening in the second side wall nearer the distal end than the proximal end, the second longitudinal passage extending from the proximal end of the second tunnel member toward the distal end of the second tunnel member and communicating with the second side opening; and

the feature comprises an angled surface at the distal end of the second longitudinal passage, the angled surface facing the second side opening, the angled surface operable to deflect the passer through the second side opening.