Where is psis

With this experience, her hope is to guide other therapists, rehab directors, nurses, and administrators through educational guides, blogs, webinars, and live courses in her role as Clinical Education Manager for the long term care division. Categories: Seating and Positioning. All rights reserved. Search this site on Google Search Google. Subscribe to Email Updates. Recent Posts. In electromyographic examinations, the posterior supe- rior iliac spine PSIS is often used as an anatomical landmark to estimate spinal level.

The posterior superior iliac spine PSIS is located on the back, just above the buttock. It can usually be seen and felt under the indents just above the buttock. Can you feel your iliac crest?

You can feel the iliac crest by pushing your hands on your sides at your waist, feeling for the bone and following it down and to the front. When you think of how wide your hips are, you are probably thinking of the distance from the iliac crest on one side to the other.

What connects to the PSIS? As the most posterior projection of the iliac crest, it serves for the attachment of the long posterior sacroiliac ligament, which blends with the sacrotuberous ligament, as well as the multifidus and gluteus maximus muscles. Figure 1 depicts the muscular and ligamentous attachments to the PSIS. What muscles are attached to the sacrum? Muscles that attach to the sacrum or innominates: Adductor brevis.

Adductor longus. Adductor magnus. Biceps femoris - long head. Erector spinae. External oblique. Another great indicator of posterior pelvic tilt is her overall posture; she has a kyphotic posture with her shoulders rolling forward and her head is pointing down.

These are classic signs of a posterior pelvic tilt. Ana Endsjo has worked as an occupational therapist since in a variety of treatment settings. She has mainly worked with the geriatric population, dedicated to the betterment of the treatment of the elderly in LTC centers.

Her focus has been on seating and positioning and contracture management of the nursing home resident. With this experience, her hope is to guide other therapists, rehab directors, nurses, and administrators through educational guides, blogs, webinars, and live courses in her role as Clinical Education Manager for the long term care division.