The external anal sphincter (or sphincter ani externus) is a flat plane of muscular fibers, elliptical in shape and intimately adherent to the skin surrounding the
sphincter [sfingk´ter] a circular muscle that constricts a passage or closes a natural orifice. When relaxed, a sphincter allows materials to pass through the opening.
Sep 17, 2011 · Sphincter muscles are found throughout the human body, including sphincters found in the male and female pelvic area. A sphincter muscle is a circular
A sphincter is a circular muscle that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiological
muscle [mus´’l] a bundle of long slender cells (muscle fibers) that have the power to contract and hence to produce movement. Muscles are responsible for locomotion
Unfortunately, most internal hemroids produce no symptoms until well advanced due to their location. Internal hemroids start inside the anal canal, above the band of
Anal stenosis means that the anal opening is too small or does not relax or open properly. This may be treated with surgery that enlarges the anal opening.
Lateral internal sphincterotomy is the name for the surgical operation to make a cut on the sphincter muscle of the anus. LIS is a treatment for anal fissure.
a leader in theutic interventions for sphincter-related diseases, announced today the release of new data from a 415 patient, multi-institutional study, comparing
Sphincter muscle, any of the ringlike muscles surrounding and able to contract or close a bodily passage or opening. One of the most important human sphincter muscles