Abstract: A chair including a seat, a seatback, a lift, at least one electric motor, and a brake and swivel system having a dual bearing Lazy Susan rotating mechanism, two soft bumpers, and a disc brake locking mechanism with a handle.
Abstract: An adjustable chair for patients undergoing dental procedures comprising a seat, back and leg rest. The seat is attached to a base with rotating adjustable members and a screw rod is used raise the seat from a lowered position of about 18 inches to a height of about 43 inches, thereby allowing the person performing the procedure to select either a seated or standing position. Further screw rod assemblies permit the back to recline to 15 to 30 degrees and the leg rest to raise to a level that is substantially parallel with the seat.
Abstract: A light emitting diode light system has a plurality of light emitting diodes, a focusing member secured at a fixed distance from the light emitting diodes, and a substrate with a central section in a generally rectangular configuration securing the diodes in a common plane whereby light from the light emitting diodes is focused by the focusing member and projected to a patient for operating and examination purposes.