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In medicine, a prosthesis (pl.: prostheses; from Ancient Greek: πρόσθεσις, romanized: prósthesis, lit. 'addition, application, attachment'), [1] or a prosthetic implant, [2] [3] is an artificial device that replaces a missing body part, which may be lost through physical trauma, disease, or a condition present at birth (congenital disorder).
Hip-knee-ankle angle (HKA), [11] which is an angle between the femoral mechanical axis and the center of the ankle joint. [12] It is normally between 1.0° and 1.5° of varus in adults. [13] The patient is to perform range-of-motion exercises, and hip, knee and ankle strengthening as directed daily.
Osseointegration is also defined as: "the formation of a direct interface between an implant and bone, without intervening soft tissue". [1]An osseointegrated implant is a type of implant defined as "an endosteal implant containing pores into which osteoblasts and supporting connective tissue can migrate". [2]
Cobalt-chrome disc with dental bridges and crowns manufactured using WorkNC Dental. Cobalt-chrome or cobalt-chromium (CoCr) is a metal alloy of cobalt and chromium.Cobalt-chrome has a very high specific strength and is commonly used in gas turbines, dental implants, and orthopedic implants.
The material property of toughness is also important for dental implants as well as any other rigid, load-bearing implant such as a replacement hip joint. Toughness describes the material's ability to deform under applied stress without fracturing and having a high toughness allows biomaterial implants to last longer within the body, especially ...
Metallosis is the medical condition involving deposition and build-up of metal debris in the soft tissues of the body. [1]Metallosis has been known to occur when metallic components in medical implants, specifically joint replacements, abrade against one another. [1]
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