Patent ID: 6890289

Claim:
An exercise device attached to a conventional bed for exercising the trunk flexor and trunk extensor muscles, said device essentially consisting of: A first and second attachable part, said first part including a rigid rectangular board with a first and second end and designed and configured to support the lower trunk of a user; said board positioned on a top surface of said bed; Said second part including a vertically adjustable freestanding upright support post mounted on said board for stabilizing and aligning said board to said bed in a horizontal and vertical direction; Said first end of said board having a detachable foam covered bar for stabilizing the lower extremities of a user; said foam covered bar being vertically adjustable relative to said board; Said board having mounted thereon two removable guide clamps; Said supporting post further having a rectangular base and two sets of apertures for each of two metal rods; said rods being an upper rod and a bottom rod which pass through said apertures; said bottom rod defined by a shorter length than said upper rod; said bottom rod extending horizontally underneath said bed while said upper rod extending horizontally over a top surface of said rectangular board and through said guide clamps.