SSRI antidepressants slow the rate that the brain breaks down serotonin. This in turn causes an increase in serotonin activity in the brain.

Stab incision blades are designed for stab incisions. It is usually color coded for simple and accurate identification.

Stabilized total knee system is comprised of a femoral component, tibial tray, and tibial insert that are intended to be used in total knee arthroplasty. It is used in situations where the posterior cruciate ligament is absent, or cannot be preserved.