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US 4,283,799 AGranted
Pre-coated body implant
AssigneeMassachusetts Institute of Technology
InventorsGeorge W. Pratt, Jr., Robert Poss, Jeremy K. Chung
Life of this patent
Estimating the term…
Abstract
A pre-coated body implant, such as, for example, a hip prosthesis, in which that portion of the implant that attaches to or is inserted into a skeletal member of the body has a pre-coating of a material (e.g., an acrylic material) covering all or most of said portion and bonded thereto.
Claims4
A method of implanting a prosthesis into a skeletal member of a human, that comprises:
- preparing a cavity in the skeletal member to receive the prosthesis which comprises a stem that is introduced into said cavity, covering the surface of the cavity with a cement coating, applying a cement pre-coating to said stem prior to insertion into said cavity, permitting the cement both in the cavity and on the stem to cure, applying a further quantity of the cement into the cavity and introducing the stem into the cavity.
Dependencies are inferred from the claim text.