Multi-piece implantable joint prosthesis

An adapted joint prosthesis component for coupling to a precursor joint prosthesis to provide a multi-piece implantable joint prosthesis, the adapted joint prosthesis component configured to fit into a bone cavity, and comprising:

• a) a joint prosthesis component configured to fit into a bone cavity, and comprising a body and a first coupler, where a sensor and one or more of a memory, a power supply, and a communication interface are contained within the body, where the first coupler has a first coupling configuration;
• and
• b) an adapter configured to fit into bone cavity, the adapter comprising a second coupler having a second coupling configuration, and a third coupler having a third coupling configuration, where a first coupling mechanism couples the first coupler of the joint prosthesis component to the second coupler of the adapter to provide the adapted joint prosthesis component;
• c) where the precursor joint prosthesis comprises a fourth coupler configured to fit into the bone cavity, and having a fourth coupling configuration, where a second coupling mechanism can couple the third coupler of the adapter to the fourth coupler of the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis.

A precursor joint prosthesis for coupling to an adapted joint prosthesis component to provide a multi-piece implantable joint prosthesis, the precursor joint prosthesis comprising:

• a) a portion of a multi-piece implantable joint prosthesis, where the portion comprises a surface area which is greater than 10% but less than 100% of an entire surface area of the multi-piece implantable joint prosthesis, where the precursor joint prosthesis comprises a fourth coupler configured to fit into a bone cavity, the fourth coupler having a fourth coupling configuration, where the fourth coupling configuration allows the precursor joint prosthesis to couple to a third coupler having a third coupling configuration of the adapted joint prosthesis component by way of a second coupling mechanism,
• where the adapted joint prosthesis component comprises
• b) a joint prosthesis component configured to fit into the bone cavity, and comprising a body and a first coupler, where a sensor and one or more of a memory, a power supply, and a communication interface are contained within the body, where the first coupler has a first coupling configuration;
• and
• c) an adapter configured to fit into the bone cavity, the adapter comprising a second coupler having a second coupling configuration, and a third coupler having a third coupling configuration, where a first coupling mechanism couples the first coupler of the joint prosthesis component to the second coupler of the adapter to provide the adapted joint prosthesis component;
• d) where a second coupling mechanism can couple the third coupler of the adapter to the fourth coupler of the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis.

A multi-piece implantable joint prosthesis comprising an adapted joint prosthesis component coupled to a precursor joint prosthesis, where

• a) the adapted joint prosthesis component is configured to fit into a bone cavity, and comprises:
• i) a joint prosthesis component configured to fit into the bone cavity, and comprising a body and a first coupler, where a sensor and one or more of a memory, a power supply, and a communication interface are contained within the body, where the first coupler has a first coupling configuration;
• and
• ii) an adapter configured to fit into the bone cavity, the adapter comprising a second coupler having a second coupling configuration, and a third coupler having a third coupling configuration, where a first coupling mechanism couples the first coupler of the joint prosthesis component to the second coupler of the adapter to provide the adapted joint prosthesis component;
• b) where the precursor joint prosthesis comprises:
• i) a fourth coupler configured to fit into the bone cavity, and having a fourth coupling configuration, where a second coupling mechanism couples the third coupler of the adapter to the fourth coupler of the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis, and
• ii) where the precursor joint prosthesis comprises a portion of a surface area of the multi-piece implantable joint prosthesis which is at least 10% but less than 100% of the surface area of the multi-piece implantable joint prosthesis.

A method of forming a multi-piece implantable joint prosthesis comprising a first piece coupled to an adapter, and a second piece coupled to the adapter, comprising:

• a) providing a first piece configured to fit into a bone cavity, and that comprises an electronic component and a first coupler, the electronic component comprising a sensor, the first coupler having a first coupling configuration for coupling to the adapter by a first coupling mechanism;
• b) providing a second piece comprises a structural component to provide secure engagement with a tissue of a subject in which the second piece is implanted, and a fourth coupler configured to fit into the bone cavity, and having a fourth coupling configuration for coupling to the adapter by a second coupling mechanism;
• and
• c) providing an adapter configured to fit into the bone cavity, and comprising a second coupler having a second coupling configuration for coupling to the first coupler of joint prosthesis component through the first coupling mechanism, and a third coupler having a third coupling configuration for coupling to the fourth coupler of the second piece through the second coupling mechanism, where the second and third couplers are structurally non-identical;
• the method comprising coupling the first piece to the adapter and coupling the second piece to the adapter.

A method of forming a multi-piece implantable joint prosthesis from an adapted joint prosthesis component configured to fit into a bone cavity and a precursor joint prosthesis, comprising:

• a) providing a joint prosthesis component configured to fit into the bone cavity, and comprising a body and a first coupler, where a sensor and one or more of a memory, a power supply, and a communication interface are contained within the body, where the first coupler has a first coupling configuration;
• and
• b) providing an adapter configured to fit into the bone cavity, the adapter comprising a second coupler having a second coupling configuration, and a third coupler having a third coupling configuration, where a first coupling mechanism couples the first coupler of the joint prosthesis component to the second coupler of the adapter to provide the adapted joint prosthesis component;
• c) where the precursor joint prosthesis comprises a fourth coupler configured to fit into the bone cavity, and having a fourth coupling configuration, where a second coupling mechanism can couple the third coupler of the adapter to the fourth coupler of the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis;
• and
• the method comprising coupling the adapted joint prosthesis component to the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis.

A method of forming a multi-piece implantable joint prosthesis comprising providing a precursor joint prosthesis and providing an adapted joint prosthesis component, the precursor joint prosthesis comprising:

• a) a portion of a multi-piece implantable joint prosthesis, where the portion comprises a surface area which is greater than 10% but less than 100% of an entire surface area of the multi-piece implantable joint prosthesis, where the precursor joint prosthesis comprises a fourth coupler configured to fit into a bone cavity, the fourth coupler having a fourth coupling configuration, where the fourth coupling configuration allows the precursor joint prosthesis to couple to a third coupler having a third coupling configuration of the adapted joint prosthesis component by way of a second coupling mechanism,
• where the adapted joint prosthesis component is configured to fit into the bone cavity comprises
• b) a joint prosthesis component configured to fit into the bone cavity, and comprising a body and a first coupler, where a sensor one or more of a memory, a power supply, and a communication interface are contained within the body, where the first coupler has a first coupling configuration;
• and
• c) an adapter configured to fit into the bone cavity, the adapter comprising a second coupler having a second coupling configuration, and a third coupler having a third coupling configuration, where a first coupling mechanism couples the first coupler of the joint prosthesis component to the second coupler of the adapter to provide the adapted joint prosthesis component;
• d) where a second coupling mechanism can couple the third coupler of the adapter to the fourth coupler of the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis;
• the method comprising coupling the precursor joint prosthesis to the adapted joint prosthesis component.

A method of forming a multi-piece implantable joint prosthesis comprising coupling an adapted joint prosthesis component to a precursor joint prosthesis, where:

• a) the adapted joint prosthesis component is configured to fit into a bone cavity, and comprises:
• i) a joint prosthesis component is configured to fit into the bone cavity, and comprising a body and a first coupler, where a sensor and optionally one or more of a memory, a power supply, and a communication interface are contained within the body, where the first coupler has a first coupling configuration;
• and
• ii) an adapter configured to fit into the bone cavity, the adapter comprising a second coupler having a second coupling configuration, and a third coupler having a third coupling configuration, where a first coupling mechanism couples the first coupler of the joint prosthesis component to the second coupler of the adapter to provide the adapted joint prosthesis component;
• b) where the precursor joint prosthesis comprises:
• i) a fourth coupler configured to fit into the bone cavity, and having a fourth coupling configuration, where a second coupling mechanism couples the third coupler of the adapter to the fourth coupler of the precursor joint prosthesis to provide the multi-piece implantable joint prosthesis, and
• ii) where the precursor joint prosthesis comprises a portion of a surface area of the multi-piece implantable joint prosthesis which is at least 10% but less than 100% of the surface area of the multi-piece implantable joint prosthesis.