Biodegradable joint implants, its preparation method and a joint replacement method
AssigneeChang Gung University
InventorsShih-Jung LIU, Ying-Chao CHOU, Chao-Lin CHEN, Zhe-Pei WANG
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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.
Claims20
A biodegradable joint implant, comprising:
- a joint scaffold comprising
- a first anchor fixing,
- a second anchor fixing, and
- a flexible spacer, wherein the first anchor fixing and the second anchor fixing are respectively axially connected to opposite sides of the flexible spacer;
- and
- a film layer coated on a surface of the joint scaffold,
- wherein the joint implant is made of biodegradable material, and the film layer comprises at least one substance for inducing tissue growth.
A method for preparing a joint implant, comprising:
- preparing a joint scaffold with a biodegradable material, wherein the joint scaffold comprises
- a first anchor fixing,
- a second anchor fixing, and
- a flexible spacer, wherein the first anchor fixing and the second anchor fixing are respectively axially connected to opposite sides of the flexible spacer,
- forming a film layer on the joint scaffold.
Dependencies are inferred from the claim text.