US Patent 9757303 Therapeutic pillow

The present invention provides devices for neck support and correction, for example, pillows, headrests, or cushions, designed to be placed under the head and neck of a person lying in a supine or side-lying position. Such devices are useful for maintaining or improving cervical and/or thoracic spinal curvature and/or alignment and for reducing pain associated with ailments of the neck or cervical vertebrae. Also provided are methods of improving cervical spinal alignment and for treating or ameliorating ailments of the neck or cervical vertebrae.