Cleaning with Bleach. 1  1. Make a bleach solution. Add 1 tablespoon bleach to each cup of water you have. 2  2. Soak the plastic. Submerge the plastic in the bleach and water solution for 5 to 10 minutes. 3  3. Scrub the plastic with a sponge or cloth. Remove any caked on dirt or grime by rubbing the item with a sponge.  4. Rinse and dry the plastic.
Sphygmomanometer Definition. A sphygmomanometer is a device that measures blood pressure. It is composes of an inflatable rubber cuff, which is wrapped around the arm. A measuring device indicates the cuff's pressure. A bulb inflates the cuff and a valve releases pressure. A stethoscope is used to listen to arterial blood flow sounds.
There are two types of sphygmomanometers: ' 1  require a stethoscope for auscultation (see below). 2  They are used by trained practitioners. 3  It is possible to obtain a basic reading through palpation alone, but this only yields the systolic pressure. 4  Mercury sphygmomanometers are considered to be the gold standard.