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AssigneeKYOCERA Medical Corporation
InventorsTakayoshi Shimozono, Miyo Wakiyama
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The present invention provides an artificial joint stem, an artificial joint stem component, and an artificial joint stem manufacturing method with which the amount of labor required in manufacturing is reduced, the strength can be increased through the suppression of stress concentration, and the degree of freedom in the shape is high. A stem includes a stem body portion and a porous portion that has a porous body and is bonded to the stem body portion. The stem body portion has an insertion portion arranged to be inserted into a medullary cavity of a femur. The porous portion is a tubular standalone portion formed by stacking layers of a biocompatible metal powder, and is arranged so as to surround a proximal portion of the insertion portion.
An artificial joint stem comprising:
An artificial joint stem component that is a component to be bonded to a stem body portion to be inserted into a medullary cavity of a bone of a biological body, the artificial joint stem component comprising:
A method of manufacturing an artificial joint stem that has a stem body portion having an insertion portion that is to be inserted into a medullary cavity of a bone of a biological body, and a porous portion that has a porous body and is bonded to the stem body portion, the method comprising:
Dependencies are inferred from the claim text.