Patient-Customizable Device and System for Performing an Orthopaedic Surgical Procedure
First Claim
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1. A customized patient-specific cutting block, comprising:
- a cutting block body that comprises (i) a bone-facing surface, (ii) an outer surface opposite the bone-facing surface, (iii) a plurality of guide pin holes formed in the body of the cutting block, and (iv) a cutting guide extending through the cutting block body,a plurality of guide pins each of which is respectively positioned in one of the plurality of guide pin holes, wherein (i) each of the plurality of guide pins includes a bone-contacting end that extends out of the bone-facing surface of the cutting block body, and (ii) each of the plurality of guide pins is movable relative to the cutting block body such that the bone-contacting ends of the plurality of guide pins collectively create a customized patient-specific negative contour configured to receive a portion of a bone of a patient that has a corresponding contour, anda securing device operable to lock each of the plurality of guide pins in a desired position so as to create the customized patient-specific negative contour.
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Abstract
A number of orthopaedic surgical instruments are also disclosed. A method, apparatus, and system for fabricating such instruments are also disclosed.
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Citations
13 Claims
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1. A customized patient-specific cutting block, comprising:
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a cutting block body that comprises (i) a bone-facing surface, (ii) an outer surface opposite the bone-facing surface, (iii) a plurality of guide pin holes formed in the body of the cutting block, and (iv) a cutting guide extending through the cutting block body, a plurality of guide pins each of which is respectively positioned in one of the plurality of guide pin holes, wherein (i) each of the plurality of guide pins includes a bone-contacting end that extends out of the bone-facing surface of the cutting block body, and (ii) each of the plurality of guide pins is movable relative to the cutting block body such that the bone-contacting ends of the plurality of guide pins collectively create a customized patient-specific negative contour configured to receive a portion of a bone of a patient that has a corresponding contour, and a securing device operable to lock each of the plurality of guide pins in a desired position so as to create the customized patient-specific negative contour. - View Dependent Claims (2, 3, 4, 5)
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6. A customized patient-specific orthopaedic instrument, comprising:
a customized patient-specific cutting block having (i) a body with a cutting guide extending therethrough, and (ii) a plurality of guide pins each of which includes a bone-contacting end that extends out of the body of the cutting block, wherein each of the plurality of guide pins is movable relative to the body of the cutting block such that the bone-contacting ends of the plurality of guide pins collectively create a customized patient-specific negative contour configured to receive a portion of a bone of a patient that has a corresponding contour, and an electronic programming device having (i) a housing having an aperture formed therein, the aperture being configured to receive the customized patient-specific cutting block therein, (ii) and one or more electrically-operated actuators operable to position each of the plurality of guide pins in a desired position so as to create the customized patient-specific negative contour. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13)
Specification