Utilizing Baking Soda. 1  1. Make a paste of baking soda and water. 2  2. Rub the paste onto the plastic. 3  3. Let the paste sit on the plastic.  4. Remove the paste with a 1  cloth. 5. Rinse the plastic.  6. Wash the plastic with soap and 1  water. 7. Dry the plastic with a towel, or sit it out to air  dry.
Definition of SPHYGMOMANOMETER. : an instrument for measuring blood pressure and especially arterial blood pressure.â sphygÂ·moÂ·maÂ·nomÂ·eÂ·try \-mÉ-Ënae-ËnÃ¤-mÉ\ trÄ. Noun see sphygmomanometer defined for. kids an instrument for measuring blood pressure and especially arterial blood pressure. â sphygÂ·moÂ·maÂ·nomÂ·eÂ·try \-mÉ-Ënae-ËnÃ¤-mÉ\ trÄ. Noun see sphygmomanometer defined for. kids
Doctor using a sphygmomanometer to measure a patientâs blood pressure.Â© AVAVA/Shutterstock.com. The first clinically applicable sphygmomanometer was invented in 1881 by Austrian physician Karl Samuel Ritter von Basch. Von Basch introduced the aneroid manometer, which uses a round dial that provides a pressure reading. The pressure is indicated by a needle, which is deflected by air from an inflation device (e.g., a diaphragm or Bourdon tube).