Ventilators are typically used by ALS patients having difficulty breathing. There are several kinds of non-invasive ventilators, such as small devices that fit over the nose and mouth. Patients may also opt for a tracheostomy, a surgical procedure in which a tube is placed into the throat.
3. Counters. A counter is a digital sequential logic device that will go through a certain predefined states (for example counting up or down) based on the application of the input pulses. They are utilized in almost all computers and digital electronics systems [1].
Honed Granite Countertops. A twist on popular polished granite, honed granite gives a soft, matte finish instead of the traditional glossy look. Like polished granite, honed granite is just as resistant to scratching, chipping, cracking and heat, making it one of the most durable kitchen countertop options around. Stainless Steel Countertops.