Bitter taste from...: Common causes of a bitter taste in the mouth include acid reflux, taking certain medications or even poor oral hygiene. Your sense of taste can also be impaired or distorted permanently from long-term smoking. Finally, a sudden bitter taste in the mouth can be a sign of an infection or other condition that requires immediate treatment.
You have probably heard about the harmonic scalpel and its role in treating hemorrhoids; but what is a harmonic scalpel and how does it work? A harmonic scalpel is medical equipment that is used in surgical procedures as an alternative to a steel scalpel or electro-surgical diathermy. It makes use of ultrasound technology to cut tissues and seal the edges. It is used in surgical procedures for simultaneously cutting and coagulating tissues.
1 Clamp current transformers (CCT) at 50 Hz frequency were calibrated in a layout according toFig. 2  A limited but feasible laboratory approximation is checking the instrument response to one or, at most, a few circuits or varying the relative position between the circuits and the instrument [4].