Eaton Wiring Manual 06/11. 5-2. Contactors and relays. 5 5. Contactor relays. Contactor relays. Contactor relays are often used in control. and regulating functions. They are used in. large quantities for the indirect control of. motors, valves, clutches and heating. equipment. In addition to the simplicity which they. offer in project engineering, panel building,
Scoliosis is an unnatural curvature of the spine. The normal shape of the spine includes a top-of-the-shoulder curve and a lower back curve. If your spine is curved from side to side or in an âSâ or âCâ shape, you probably have scoliosis.According to the Scoliosis Research Society, more than 80 percent of scoliosis cases have no identifiable cause (SRS).he normal shape of the spine includes a top-of-the-shoulder curve and a lower back curve. If your spine is curved from side to side or in an âSâ or âCâ shape, you probably have scoliosis. According to the Scoliosis Research Society, more than 80 percent of scoliosis cases have no identifiable cause (SRS).
Lumbar spinal stenosis is a narrowing of the spine in the lower part of your back. Stenosis, which means narrowing, happens when your vertebrae, or the bones of your back, put pressure on your spinal cord or the nerves that pass out from your spinal cord to your muscles.Your spinal cord is a bundle of nerves that runs through a tunnel formed by your vertebrae called the spinal canal.Spinal stenosis can happen in any part of your spine but is most common in the lower back. This part of your spine is called your lumbar area. Five lumbar vertebrae connect your upper spine to your pelvis.our spinal cord is a bundle of nerves that runs through a tunnel formed by your vertebrae called the spinal canal. Spinal stenosis can happen in any part of your spine but is most common in the lower back. This part of your spine is called your lumbar area.