The coccygeus and levator ani are technically muscles of the pelvic floor, however, they are also muscles whose contraction forces cross the sacroiliac joint and therefore often tighten when a sacroiliac joint condition exists. The coccygeus attaches from the sacrum and coccyx to the ischial spine of the pelvic bone.
Pelvic musculature: 1. cross the LS joint onto the trunk 2. cross the hip joint onto the thigh/leg 3. pelvic floor muscles located wholly within the pelvis
Attachments and Actions of the Coccygeus and Levator Ani The coccygeus and levator ani are pelvic floor muscles located between the sacrum and coccyx medially and the pelvic bone laterally (Figure 11). As pelvic floor muscles, they are important toward …
Sometimes it is an unusual suspect, a less well-known muscle, that is the underlying cause of our client’s pain and dysfunction pattern.