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US 7,789,646 B2Granted
Spacer mold and methods therefor
AssigneesZimmer Orthopaedic Surgical Products, Inc., Scott M. Sporer
InventorsSean Haney, Scott M. Sporer, Michael E. Hawkins
Life of this patent
Estimating the term…
Abstract
A hip spacer mold forming a spacer with a spacer stem connected to a spacer head has a stem portion for forming a spacer stem. The hip spacer mold also has a plurality of interchangeable head modules configured for alternatively forming spacer heads of a plurality of different predetermined sizes. The head modules are configured to be disposed adjacent the stem portion.
Claims7
A mold for forming a temporary prosthesis comprising:
- a body defining an interior cavity for forming a temporary prosthesis and a port for accessing the interior, the port being sufficiently rigid for releasable connection to an injector of pressurized, curable material;
- and
- a plug for closing the port so that the mold can be set in any orientation while the material is curing in the interior cavity, wherein the plug includes at least one surface configured for forming a surface of a prosthesis being formed in the interior cavity.
A mold for forming a temporary prosthesis comprising:
- a body defining an interior cavity for forming a temporary prosthesis and a port for accessing the interior, the port being sufficiently rigid for releasable connection to an injector of pressurized, curable material,
- wherein the body has at least one removable section and at least one grasping portion connected to the at least one removable section for pulling the at least one grasping portion to tear the at least one removable section from the body.
Dependencies are inferred from the claim text.