Trochlear Resurfacing System and Method
First Claim
1. A method for preparing an implant site in bone, comprising:
- establishing a reference axis extending from said bone;
creating a bore in said bone by reaming about said reference axis;
securing a guide block about said articular surface;
establishing a first working axis extending from said bone using said guide block, said first working axis is displaced from said reference axis; and
creating a first socket in said bone by reaming about said first working axis, wherein said first socket partially overlaps with said bore.
1 Assignment
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Accused Products
Abstract
A system for repairing a defect on an articular surface of a patient'"'"'s trochlear region, the system comprising a guide block comprising a body having an exterior surface configured to engage with the saddle portion and ridge portions of the patient'"'"'s trochlear region, a protrusion extending generally from the body and configured to be received in a first bore formed in the articular surface along a reference axis, and a first cavity extending through the body configured to establish a first working axis displaced from the reference axis, wherein the exterior surface of the body and the protrusion are configured to secure the location of the guide block about the patient'"'"'s trochlear region. A method for preparing an implant site in bone, comprising: establishing a reference axis extending from the bone; creating a bore in the bone by reaming about the reference axis; securing a guide block about the articular surface; establishing a first working axis extending from the bone using the guide block, the first working axis is displaced from the reference axis; and creating a first socket in the bone by reaming about the first working axis, wherein the first socket partially overlaps with the bore.
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Citations
25 Claims
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1. A method for preparing an implant site in bone, comprising:
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establishing a reference axis extending from said bone; creating a bore in said bone by reaming about said reference axis; securing a guide block about said articular surface; establishing a first working axis extending from said bone using said guide block, said first working axis is displaced from said reference axis; and creating a first socket in said bone by reaming about said first working axis, wherein said first socket partially overlaps with said bore. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A system for repairing a defect on an articular surface of a patient'"'"'s trochlear region, said system comprising:
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a guide block comprising; a body having an exterior surface configured to engage with the saddle portion and ridge portions of said patient'"'"'s trochlear region; a protrusion extending generally from said body and configured to be received in a first bore formed in said articular surface along a reference axis; and a first cavity extending through said body configured to establish a first working axis displaced from said reference axis; wherein said exterior surface of said body and said protrusion are configured to secure the location of said guide block about said patient'"'"'s trochlear region. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification