Apparatus and method for providing a reference indication to a patient tissue

  • US 10,307,174 B2
  • Filed: 04/04/2016
  • Issued: 06/04/2019
  • Est. Priority Date: 05/19/2011
  • Status: Active Grant
First Claim
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1. An apparatus for providing a reference indication to a patient humerus, the apparatus comprising:

  • a primary locating block including a patient-specific primary mating surface contoured and configured for mating contact with at least a portion of a diaphysis of the humerus, the primary mating surface being custom-configured to mate with the humerus in a predetermined primary mating orientation responsive to preoperative imaging of the patient humerus, and at least one mounting feature; and

    at least one secondary item configured for selective engagement with the primary locating block and including a patient-specific secondary mating surface being contoured and configured for mating contact with at least a portion of the epiphysis of the humerus, the secondary item being custom-configured to mate with the humerus in a predetermined secondary mating orientation responsive to preoperative imaging of the humerus, the secondary mating orientation being non-coincident with the primary mating orientation, and the secondary item providing a first reference indication to the portion of the epiphysis of the humerus;

    wherein the mounting feature of the primary locating block is configured for engagement with the at least one secondary item in a predetermined secondary mounting relationship, the secondary mounting relationship being custom-configured for the patient humerus responsive to preoperative imaging of the patient humerus such that the primary locating block and the at least one secondary item are in the predetermined secondary mounting relationship when respectively and concurrently in said mating contact with at least the diaphysis and the epiphysis of the patient humerus.

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