Patent ID: 8857906

Claim:
A pelvis support assembly, comprising: a bottom plate having a first end portion and a second end portion; a pelvis support plate having a first end portion and a second end portion, the first end portion of the pelvis support plate being pivotally coupled to the first end portion of the bottom plate, the pelvis support plate being sized to support a human pelvis region thereon, the pelvis support plate has a cut-out portion configured to allow a sacrum and tailbone of the human pelvis region to have to a decreased pressure applied thereto from the pelvis support plate, the cut-out portion being centered about a centrally positioned axis on the pelvis support plate, the cut-out portion further extending from an outer edge of the second end portion of the pelvis support plate a predetermined distance toward the first end portion of the pelvis support plate; and a positional adjustment member operably coupled between the bottom plate and the pelvis support plate, the positional adjustment member configured to hold the pelvis support plate at one of a plurality of operational positions relative to the bottom plate.