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US 5,312,409 AGranted
Drill alignment guide
OwnerRobert E. McLaughlin, Gwo-Jaw Wang +1inventors
InventorsRobert E. McLaughlin, Gwo-Jaw Wang, Colin McLaurin
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Abstract
An alignment apparatus for guiding a cutting element along a predetermined path, the apparatus including a frame for guiding the cutting element along the predetermined path; and an adjustable clamp assembly, connected to the frame, for clamping a bone such that an intramedullary canal of the clamped bone is disposed along the predetermined path.
Claims12
An alignment apparatus for guiding a cutting element along a predetermined path, said apparatus comprising:
- means for removing cement from an intramedullary canal of a bone, said means comprising:
- a frame for guiding the cutting element along the predetermined path,
- an adjustable clamp assembly, connected to said frame, for clamping the bone such that the intramedullary canal of the clamped bone is disposed along the predetermined path, said adjustable clamp assembly including a pair of pivotable jaws having a pair of slots, respectively, and a cam follower connected to the slots of said pivotable jaws, wherein the slot of each of said pair of pivotable jaws is disposed at one end thereof.
A drill alignment apparatus for guiding a drill bit along a predetermined path, said apparatus comprising:
- means for removing cement from an intramedullary canal of a bone, said means comprising:
- a frame of guiding the drill bit along the predetermined path, said frame comprising a drill bit guide and an L-shaped bar having one end thereof integrally attached to said drill bit guide;
- and
- an adjustable clamp assembly, integrally connected to the other end of said L-shaped bar, for clamping the bone such that the intramedullary canal of the clamped bone is disposed along the predetermined path, wherein said adjustable clamp assembly includes a pair of pivotable jaws each of which has a slot at an end thereof, and wherein said adjustable clamp assembly further includes a cam follower connected to the slots of said pivotable jaws.
1 more element
Dependencies are inferred from the claim text.