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.
A Foley catheter is a sterile (germ-free) tube that is inserted through your urethra and into your bladder to drain urine. The catheter has a small balloon that is filled with solution to hold the catheter inside your bladder. A Foley catheter is also called an indwelling urinary catheter. You may need a catheter if: