This multiple posture sleeping pillow is designed to be a therapeutic to be used by persons having whip lash, a herniated cervical disc and arthritic neck conditions. The article utilizes a pair of spaced apart cushions, having grooved furrow arm rest, that are secured to ends of a cylindrical or oval...http://www.google.sh/patents/US5214814?utm_source=gb-gplus-sharePatent US5214814 - Multiple posture sleeping pillow with arm rest
