Patent ID: 7001346
Filing Date: 2006-02-21
Classification: A61B

Abstract:
1. A method for making orthopedic measurements during an orthopedic medical procedure, the method comprising: attaching a plurality of telemetry devices to a patient's body; prior to a first portion of the orthopedic medical procedure, while moving the patient's body through a first range of motion, tracking movement of the plurality of telemetry devices relative to each other, and calculating the position of at least one anatomical feature of the patient's body relative to the plurality of telemetry devices based on the movement of the plurality of telemetry devices; after the first portion of the orthopedic medical procedure, while moving the patient's body through a second range of motion, tracking movement of the plurality of telemetry devices relative to each other, and calculating the position of the at least one anatomical feature relative to the plurality of telemetry devices based on the movement of the plurality of telemetry devices; and determining a differential measurement in connection with the first portion of the orthopedic medical procedure, wherein the differential measurement is based at least in part on the calculated position of the at least one anatomical feature before the first portion of the orthopedic medical procedure and on the calculated position of the at least one anatomical feature after the first portion of the orthopedic medical procedure.