BIODEGRADABLE JOINT IMPLANTS, ITS PREPARATION METHOD AND A JOINT REPLACEMENT METHOD
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United States of America Patent
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Issued Date -
May 4, 2023
app pub date -
Mar 28, 2022
filing date -
Nov 4, 2021
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Abstract
A biodegradable joint implant comprises a joint scaffold and a film layer coated on the surface of the joint scaffold. The joint scaffold comprises a first anchor fixing, a second fixing and a flexible spacer, and the first anchor fixing and the second anchor fixing are respectively axially connected to opposite sides of the flexible spacer. The joint implant is made of biodegradable material, and the film layer contains at least one substance that can induce tissue growth. A method for preparing the joint implant and a joint replacement method using the joint implant are also provided.
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