Abstract: Prosthetic joints, components for prosthetic joints, superhard bearing and articulation surfaces, diamond bearing and articulation surfaces, substrate surface topographical features, materials for making joints, bearing and articulation surfaces, and methods for manufacturing and finishing the same, and related information are disclosed, including methods for manufacturing a diamond prosthetic joint component.

Abstract: An exercise apparatus for exercising a body part is disclosed as including an attachment structure and a resistance member. The attachment structure is adapted for placement on the body part that is to be exercised. The attachment structure includes a plurality of fasteners positioned at different locations on the attachment structure. The resistance member provides resistance for exercising the body part. The resistance member has a first end and a second end. A resistance member fastener is located proximate the first end of the resistance member and is capable of fastening to at least one of the fasteners located on the attachment structure. The resistance member includes an anchor for removably attaching the second end of the resistance member to an anchor point. An apparatus for exercising a body part may also include a plurality of distinct identifications on the attachment structure for the plurality of fasteners.