If a factor in raising the productivity of labor is not used in the production process, it is referred to as a reserve for increasing labor productivity. Reserves are classified according to their association with a particular production process, an economic sector, or the national economy.
Definition. 1  Urinary catheterization is the insertion of a catheter into a patient's bladder. The catheter is used as a conduit to drain urine from the bladder into an attached bag or container.
What is Catheterization? Intermittent catheterization is a way to drain urine from the bladder by placing a small tube called a catheter into the urethra to the bladder. This is recommended when the bladder doesn't empty on its own. Keeping the bladder as empty as possible will help keep your bladder and kidneys healthy, prevent infections, and control leakage. Self-catheterization should be done on a regular schedule according to your doctor. It is a simple procedure that almost anyone can learn.