Posture Pump Cervical Disc Hydrator Model 1100Posture Pump Cervical Disc Hydrator Model 1100 Lightweight and cost effective, this apparatus employs Expanding Ellipsoidal Decompression (EED). Compressed neck joints and discs are simultaneously decompressed and aligned in curved configuration. MRI studies under EED via Posture Pump have concluded that this unique patented action separates the joints at the anterior and posterior aspect of the discs in a ratio coinciding with their natural wedged