Title:
INNER POROUS SCREW TYPE IMPLANT
Document Type and Number:
WIPO Patent Application WO/2023/049526
Kind Code:
A3
Abstract:
Various implementations include a threaded implant. The threaded implant includes an implant body having an external thread on an external surface of the implant body. The implant body includes an upper portion with an open ceiling configured to receive one or more injectable bone inducing agents, a middle portion defining a hollow inner channel, and a lower portion with a closed floor. The hollow inner channel extends from the open ceiling to the closed floor. The middle portion defines one or more side openings extending from the hollow inner channel, rotating in a helix-like shape in a same direction as that of a plurality of turns of the external thread. The dimensions of the side openings are of sizes designed to enable bone and bone tissue ingrowth into the hollow inner channel and bone and bone tissue outgrowth from the hollow inner channel to the surrounding bone.
Inventors:
KIM DO-GYOON (US)
Application Number:
PCT/US2022/044934
Publication Date:
May 04, 2023
Filing Date:
September 27, 2022
Export Citation:
Assignee:
OHIO STATE INNOVATION FOUNDATION (US)
International Classes:
A61C8/00; A61C13/225
Domestic Patent References:
| WO2022162537A1 | 2022-08-04 |
Foreign References:
| US9757213B2 | 2017-09-12 | |||
| US20180344435A1 | 2018-12-06 | |||
| US8574273B2 | 2013-11-05 | |||
| US9855117B2 | 2018-01-02 | |||
| US20210338385A1 | 2021-11-04 |
Attorney, Agent or Firm:
PANNELL, William C. et al. (US)
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