A | HUMAN NECESSITIES |
61 | MEDICAL OR VETERINARY SCIENCE; HYGIENE |
F | FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS |
2 | Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents |
02 | Prostheses implantable into the body |
30 | Joints |
30001 | Additional features of subject-matter classified in A61F2/28, A61F2/30 and subgroups thereof |
30316 | The prosthesis having different structural features at different locations within the same prosthesis; Connections between prosthetic parts; Special structural features of bone or joint prostheses not otherwise provided for |
30329 | Connections or couplings between prosthetic parts, e.g. between modular parts; Connecting elements |
30331 | made by longitudinally pushing a protrusion into a complementarily-shaped recess, e.g. held by friction fit |
30332 | Conically- or frustoconically-shaped protrusion and recess |