INTRINSIC STABILITY IN A TOTAL HIP STEM
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United States of America Patent
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Issued Date -
N/A
app pub date -
Jul 14, 2014
filing date -
Jan 22, 2003
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A prosthetic device and method of using the device is disclosed. The device may include a bushing insert, a femoral head component, a neck component that may be either integral or modular, and a stem component having a proximal body portion and a distal portion. The proximal body portion may include such features as a recess for receiving a portion of the modular neck, a proximal conical flare having a bottom surface with a rounded contour, an anterior metaphyseal tapering flare, as well as other features. The distal portion may include a coronal slot, a sagittal slot, a helical slot, or a combination thereof. The above features may be provided for increasing the intrinsic stability of the device and for resisting torsional loads placed on the device.
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